pym/emerge/__init__.py

   1 #!/usr/bin/python -O
   2 # Copyright 1999-2006 Gentoo Foundation
   3 # Distributed under the terms of the GNU General Public License v2
   4 # $Id: emerge 5976 2007-02-17 09:14:53Z genone $
   5
   6 import sys
   7 # This block ensures that ^C interrupts are handled quietly.
   8 try:
   9         import signal
  10
  11         def exithandler(signum,frame):
  12                 signal.signal(signal.SIGINT, signal.SIG_IGN)
  13                 signal.signal(signal.SIGTERM, signal.SIG_IGN)
  14                 sys.exit(1)
  15
  16         signal.signal(signal.SIGINT, exithandler)
  17         signal.signal(signal.SIGTERM, exithandler)
  18         signal.signal(signal.SIGPIPE, signal.SIG_DFL)
  19
  20 except KeyboardInterrupt:
  21         sys.exit(1)
  22
  23 import os, stat
  24
  25 os.environ["PORTAGE_LEGACY_GLOBALS"] = "false"
  26 try:
  27         import portage
  28 except ImportError:
  29         from os import path as osp
  30         sys.path.insert(0, osp.join(osp.dirname(osp.dirname(osp.realpath(__file__))), "pym"))
  31         import portage
  32 del os.environ["PORTAGE_LEGACY_GLOBALS"]
  33 from portage import digraph, portdbapi
  34 from portage.const import NEWS_LIB_PATH, CACHE_PATH
  35
  36 import emerge.help
  37 import portage.xpak, commands, errno, re, socket, time, types
  38 from portage.output import blue, bold, colorize, darkblue, darkgreen, darkred, green, \
  39         havecolor, nc_len, nocolor, red, teal, turquoise, white, xtermTitle, \
  40         xtermTitleReset, yellow
  41 from portage.output import create_color_func
  42 good = create_color_func("GOOD")
  43 bad = create_color_func("BAD")
  44
  45 import portage.dep
  46 portage.dep._dep_check_strict = True
  47 import portage.util
  48 import portage.locks
  49 import portage.exception
  50 from portage.data import secpass
  51 from portage.util import normalize_path as normpath
  52 from portage.util import writemsg
  53
  54 if not hasattr(__builtins__, "set"):
  55         from sets import Set as set
  56 from itertools import chain, izip
  57 from UserDict import DictMixin
  58
  59 try:
  60         import cPickle
  61 except ImportError:
  62         import pickle as cPickle
  63
  64 class stdout_spinner(object):
  65         scroll_msgs = [
  66                 "Gentoo Rocks ("+os.uname()[0]+")",
  67                 "Thank you for using Gentoo. :)",
  68                 "Are you actually trying to read this?",
  69                 "How many times have you stared at this?",
  70                 "We are generating the cache right now",
  71                 "You are paying too much attention.",
  72                 "A theory is better than its explanation.",
  73                 "Phasers locked on target, Captain.",
  74                 "Thrashing is just virtual crashing.",
  75                 "To be is to program.",
  76                 "Real Users hate Real Programmers.",
  77                 "When all else fails, read the instructions.",
  78                 "Functionality breeds Contempt.",
  79                 "The future lies ahead.",
  80                 "3.1415926535897932384626433832795028841971694",
  81                 "Sometimes insanity is the only alternative.",
  82                 "Inaccuracy saves a world of explanation.",
  83         ]
  84
  85         twirl_sequence = "/-\\|/-\\|/-\\|/-\\|\\-/|\\-/|\\-/|\\-/|"
  86
  87         def __init__(self):
  88                 self.spinpos = 0
  89                 self.update = self.update_twirl
  90                 self.scroll_sequence = self.scroll_msgs[
  91                         int(time.time() * 100) % len(self.scroll_msgs)]
  92
  93         def update_basic(self):
  94                 self.spinpos = (self.spinpos + 1) % 500
  95                 if (self.spinpos % 100) == 0:
  96                         if self.spinpos == 0:
  97                                 sys.stdout.write(". ")
  98                         else:
  99                                 sys.stdout.write(".")
 100                 sys.stdout.flush()
 101
 102         def update_scroll(self):
 103                 if(self.spinpos >= len(self.scroll_sequence)):
 104                         sys.stdout.write(darkgreen(" \b\b\b" + self.scroll_sequence[
 105                                 len(self.scroll_sequence) - 1 - (self.spinpos % len(self.scroll_sequence))]))
 106                 else:
 107                         sys.stdout.write(green("\b " + self.scroll_sequence[self.spinpos]))
 108                 sys.stdout.flush()
 109                 self.spinpos = (self.spinpos + 1) % (2 * len(self.scroll_sequence))
 110
 111         def update_twirl(self):
 112                 self.spinpos = (self.spinpos + 1) % len(self.twirl_sequence)
 113                 sys.stdout.write("\b\b " + self.twirl_sequence[self.spinpos])
 114                 sys.stdout.flush()
 115
 116         def update_quiet(self):
 117                 return
 118
 119 def userquery(prompt, responses=None, colours=None):
 120         """Displays a prompt and a set of responses, then waits for a response
 121         which is checked against the responses and the first to match is
 122         returned.  An empty response will match the first value in responses.  The
 123         input buffer is *not* cleared prior to the prompt!
 124
 125         prompt: a String.
 126         responses: a List of Strings.
 127         colours: a List of Functions taking and returning a String, used to
 128         process the responses for display. Typically these will be functions
 129         like red() but could be e.g. lambda x: "DisplayString".
 130         If responses is omitted, defaults to ["Yes", "No"], [green, red].
 131         If only colours is omitted, defaults to [bold, ...].
 132
 133         Returns a member of the List responses. (If called without optional
 134         arguments, returns "Yes" or "No".)
 135         KeyboardInterrupt is converted to SystemExit to avoid tracebacks being
 136         printed."""
 137         if responses is None:
 138                 responses, colours = ["Yes", "No"], [green, red]
 139         elif colours is None:
 140                 colours=[bold]
 141         colours=(colours*len(responses))[:len(responses)]
 142         print bold(prompt),
 143         try:
 144                 while True:
 145                         response=raw_input("["+"/".join([colours[i](responses[i]) for i in range(len(responses))])+"] ")
 146                         for key in responses:
 147                                 # An empty response will match the first value in responses.
 148                                 if response.upper()==key[:len(response)].upper():
 149                                         return key
 150                         print "Sorry, response '%s' not understood." % response,
 151         except (EOFError, KeyboardInterrupt):
 152                 print "Interrupted."
 153                 sys.exit(1)
 154
 155 actions=[
 156 "clean", "config", "depclean",
 157 "info", "metadata",
 158 "prune", "regen",  "search",
 159 "sync",  "system", "unmerge",  "world",
 160 ]
 161 options=[
 162 "--ask",          "--alphabetical",
 163 "--buildpkg",     "--buildpkgonly",
 164 "--changelog",    "--columns",
 165 "--debug",        "--deep",
 166 "--digest",
 167 "--emptytree",
 168 "--fetchonly",    "--fetch-all-uri",
 169 "--getbinpkg",    "--getbinpkgonly",
 170 "--help",         "--ignore-default-opts",
 171 "--noconfmem",
 172 "--newuse",       "--nocolor",
 173 "--nodeps",       "--noreplace",
 174 "--nospinner",    "--oneshot",
 175 "--onlydeps",     "--pretend",
 176 "--quiet",        "--resume",
 177 "--searchdesc",   "--selective",
 178 "--skipfirst",
 179 "--tree",
 180 "--update",
 181 "--usepkg",       "--usepkgonly",
 182 "--verbose",      "--version"
 183 ]
 184
 185 shortmapping={
 186 "1":"--oneshot",
 187 "a":"--ask",
 188 "b":"--buildpkg",  "B":"--buildpkgonly",
 189 "c":"--clean",     "C":"--unmerge",
 190 "d":"--debug",     "D":"--deep",
 191 "e":"--emptytree",
 192 "f":"--fetchonly", "F":"--fetch-all-uri",
 193 "g":"--getbinpkg", "G":"--getbinpkgonly",
 194 "h":"--help",
 195 "k":"--usepkg",    "K":"--usepkgonly",
 196 "l":"--changelog",
 197 "n":"--noreplace", "N":"--newuse",
 198 "o":"--onlydeps",  "O":"--nodeps",
 199 "p":"--pretend",   "P":"--prune",
 200 "q":"--quiet",
 201 "s":"--search",    "S":"--searchdesc",
 202 't':"--tree",
 203 "u":"--update",
 204 "v":"--verbose",   "V":"--version"
 205 }
 206
 207 def emergelog(xterm_titles, mystr, short_msg=None):
 208         if xterm_titles:
 209                 if short_msg == None:
 210                         short_msg = mystr
 211                 if "HOSTNAME" in os.environ.keys():
 212                         short_msg = os.environ["HOSTNAME"]+": "+short_msg
 213                 xtermTitle(short_msg)
 214         try:
 215                 file_path = "/var/log/emerge.log"
 216                 mylogfile = open(file_path, "a")
 217                 portage.util.apply_secpass_permissions(file_path,
 218                         uid=portage.portage_uid, gid=portage.portage_gid,
 219                         mode=0660)
 220                 mylock = None
 221                 try:
 222                         mylock = portage.locks.lockfile(mylogfile)
 223                         # seek because we may have gotten held up by the lock.
 224                         # if so, we may not be positioned at the end of the file.
 225                         mylogfile.seek(0, 2)
 226                         mylogfile.write(str(time.time())[:10]+": "+mystr+"\n")
 227                         mylogfile.flush()
 228                 finally:
 229                         if mylock:
 230                                 portage.locks.unlockfile(mylock)
 231                         mylogfile.close()
 232         except (IOError,OSError,portage.exception.PortageException), e:
 233                 if secpass >= 1:
 234                         print >> sys.stderr, "emergelog():",e
 235
 236 def countdown(secs=5, doing="Starting"):
 237         if secs:
 238                 print ">>> Waiting",secs,"seconds before starting..."
 239                 print ">>> (Control-C to abort)...\n"+doing+" in: ",
 240                 ticks=range(secs)
 241                 ticks.reverse()
 242                 for sec in ticks:
 243                         sys.stdout.write(colorize("UNMERGE_WARN", str(sec+1)+" "))
 244                         sys.stdout.flush()
 245                         time.sleep(1)
 246                 print
 247
 248 # formats a size given in bytes nicely
 249 def format_size(mysize):
 250         if type(mysize) not in [types.IntType,types.LongType]:
 251                 return str(mysize)
 252         if 0 != mysize % 1024:
 253                 # Always round up to the next kB so that it doesn't show 0 kB when
 254                 # some small file still needs to be fetched.
 255                 mysize += 1024 - mysize % 1024
 256         mystr=str(mysize/1024)
 257         mycount=len(mystr)
 258         while (mycount > 3):
 259                 mycount-=3
 260                 mystr=mystr[:mycount]+","+mystr[mycount:]
 261         return mystr+" kB"
 262
 263
 264 def getgccversion(chost):
 265         """
 266         rtype: C{str}
 267         return:  the current in-use gcc version
 268         """
 269
 270         gcc_ver_command = 'gcc -dumpversion'
 271         gcc_ver_prefix = 'gcc-'
 272
 273         gcc_not_found_error = red(
 274         "!!! No gcc found. You probably need to 'source /etc/profile'\n" +
 275         "!!! to update the environment of this terminal and possibly\n" +
 276         "!!! other terminals also.\n"
 277         )
 278
 279         mystatus, myoutput = commands.getstatusoutput("eselect compiler show")
 280         if mystatus == os.EX_OK and len(myoutput.split("/")) == 2:
 281                 part1, part2 = myoutput.split("/")
 282                 if part1.startswith(chost + "-"):
 283                         return myoutput.replace(chost + "-", gcc_ver_prefix, 1)
 284
 285         mystatus, myoutput = commands.getstatusoutput("gcc-config -c")
 286         if mystatus == os.EX_OK and myoutput.startswith(chost + "-"):
 287                 return myoutput.replace(chost + "-", gcc_ver_prefix, 1)
 288
 289         mystatus, myoutput = commands.getstatusoutput(
 290                 chost + "-" + gcc_ver_command)
 291         if mystatus == os.EX_OK:
 292                 return gcc_ver_prefix + myoutput
 293
 294         mystatus, myoutput = commands.getstatusoutput(gcc_ver_command)
 295         if mystatus == os.EX_OK:
 296                 return gcc_ver_prefix + myoutput
 297
 298         portage.writemsg(gcc_not_found_error, noiselevel=-1)
 299         return "[unavailable]"
 300
 301 def getportageversion(portdir, target_root, profile, chost, vardb):
 302         profilever = "unavailable"
 303         if profile:
 304                 realpath = os.path.realpath(profile)
 305                 basepath   = os.path.realpath(os.path.join(portdir, "profiles"))
 306                 if realpath.startswith(basepath):
 307                         profilever = realpath[1 + len(basepath):]
 308                 else:
 309                         try:
 310                                 profilever = "!" + os.readlink(profile)
 311                         except (OSError):
 312                                 pass
 313                 del realpath, basepath
 314
 315         libcver=[]
 316         libclist  = vardb.match("virtual/libc")
 317         libclist += vardb.match("virtual/glibc")
 318         libclist  = portage.util.unique_array(libclist)
 319         for x in libclist:
 320                 xs=portage.catpkgsplit(x)
 321                 if libcver:
 322                         libcver+=","+"-".join(xs[1:])
 323                 else:
 324                         libcver="-".join(xs[1:])
 325         if libcver==[]:
 326                 libcver="unavailable"
 327
 328         gccver = getgccversion(chost)
 329         unameout=os.uname()[2]+" "+os.uname()[4]
 330
 331         return "Portage " + portage.VERSION +" ("+profilever+", "+gccver+", "+libcver+", "+unameout+")"
 332
 333 def create_depgraph_params(myopts, myaction):
 334         #configure emerge engine parameters
 335         #
 336         # self:      include _this_ package regardless of if it is merged.
 337         # selective: exclude the package if it is merged
 338         # recurse:   go into the dependencies
 339         # deep:      go into the dependencies of already merged packages
 340         # empty:     pretend nothing is merged
 341         myparams = ["recurse"]
 342         add=[]
 343         sub=[]
 344         if "--update" in myopts or \
 345                 "--newuse" in myopts or \
 346                 "--noreplace" in myopts or \
 347                 myaction in ("system", "world"):
 348                 add.extend(["selective"])
 349         if "--emptytree" in myopts:
 350                 add.extend(["empty"])
 351                 sub.extend(["selective"])
 352         if "--nodeps" in myopts:
 353                 sub.extend(["recurse"])
 354         if "--deep" in myopts:
 355                 add.extend(["deep"])
 356         for x in add:
 357                 if (x not in myparams) and (x not in sub):
 358                         myparams.append(x)
 359         for x in sub:
 360                 if x in myparams:
 361                         myparams.remove(x)
 362         return myparams
 363
 364 # search functionality
 365 class search:
 366
 367         #
 368         # class constants
 369         #
 370         VERSION_SHORT=1
 371         VERSION_RELEASE=2
 372
 373         #
 374         # public interface
 375         #
 376         def __init__(self, settings, portdb, vartree, spinner, searchdesc,
 377                 verbose):
 378                 """Searches the available and installed packages for the supplied search key.
 379                 The list of available and installed packages is created at object instantiation.
 380                 This makes successive searches faster."""
 381                 self.settings = settings
 382                 self.portdb = portdb
 383                 self.vartree = vartree
 384                 self.spinner = spinner
 385                 self.verbose = verbose
 386                 self.searchdesc = searchdesc
 387
 388         def execute(self,searchkey):
 389                 """Performs the search for the supplied search key"""
 390                 match_category = 0
 391                 self.searchkey=searchkey
 392                 self.packagematches = []
 393                 if self.searchdesc:
 394                         self.searchdesc=1
 395                         self.matches = {"pkg":[], "desc":[]}
 396                 else:
 397                         self.searchdesc=0
 398                         self.matches = {"pkg":[]}
 399                 print "Searching...   ",
 400
 401                 regexsearch = False
 402                 if self.searchkey.startswith('%'):
 403                         regexsearch = True
 404                         self.searchkey = self.searchkey[1:]
 405                 if self.searchkey.startswith('@'):
 406                         match_category = 1
 407                         self.searchkey = self.searchkey[1:]
 408                 if regexsearch:
 409                         self.searchre=re.compile(self.searchkey,re.I)
 410                 else:
 411                         self.searchre=re.compile(re.escape(self.searchkey), re.I)
 412                 for package in self.portdb.cp_all():
 413                         self.spinner.update()
 414
 415                         if match_category:
 416                                 match_string  = package[:]
 417                         else:
 418                                 match_string  = package.split("/")[-1]
 419
 420                         masked=0
 421                         if self.searchre.search(match_string):
 422                                 if not self.portdb.xmatch("match-visible", package):
 423                                         masked=1
 424                                 self.matches["pkg"].append([package,masked])
 425                         elif self.searchdesc: # DESCRIPTION searching
 426                                 full_package = self.portdb.xmatch("bestmatch-visible", package)
 427                                 if not full_package:
 428                                         #no match found; we don't want to query description
 429                                         full_package = portage.best(
 430                                                 self.portdb.xmatch("match-all", package))
 431                                         if not full_package:
 432                                                 continue
 433                                         else:
 434                                                 masked=1
 435                                 try:
 436                                         full_desc = self.portdb.aux_get(
 437                                                 full_package, ["DESCRIPTION"])[0]
 438                                 except KeyError:
 439                                         print "emerge: search: aux_get() failed, skipping"
 440                                         continue
 441                                 if self.searchre.search(full_desc):
 442                                         self.matches["desc"].append([full_package,masked])
 443                 self.mlen=0
 444                 for mtype in self.matches.keys():
 445                         self.matches[mtype].sort()
 446                         self.mlen += len(self.matches[mtype])
 447
 448         def output(self):
 449                 """Outputs the results of the search."""
 450                 print "\b\b  \n[ Results for search key : "+white(self.searchkey)+" ]"
 451                 print "[ Applications found : "+white(str(self.mlen))+" ]"
 452                 print " "
 453                 for mtype in self.matches.keys():
 454                         for match,masked in self.matches[mtype]:
 455                                 if mtype=="pkg":
 456                                         catpack=match
 457                                         full_package = self.portdb.xmatch(
 458                                                 "bestmatch-visible", match)
 459                                         if not full_package:
 460                                                 #no match found; we don't want to query description
 461                                                 masked=1
 462                                                 full_package = portage.best(
 463                                                         self.portdb.xmatch("match-all",match))
 464                                 else:
 465                                         full_package = match
 466                                         match        = portage.pkgsplit(match)[0]
 467
 468                                 if full_package:
 469                                         try:
 470                                                 desc, homepage, license = self.portdb.aux_get(
 471                                                         full_package, ["DESCRIPTION","HOMEPAGE","LICENSE"])
 472                                         except KeyError:
 473                                                 print "emerge: search: aux_get() failed, skipping"
 474                                                 continue
 475                                         if masked:
 476                                                 print green("*")+"  "+white(match)+" "+red("[ Masked ]")
 477                                         else:
 478                                                 print green("*")+"  "+white(match)
 479                                         myversion = self.getVersion(full_package, search.VERSION_RELEASE)
 480
 481                                         mysum = [0,0]
 482                                         mycat = match.split("/")[0]
 483                                         mypkg = match.split("/")[1]
 484                                         mycpv = match + "-" + myversion
 485                                         myebuild = self.portdb.findname(mycpv)
 486                                         pkgdir = os.path.dirname(myebuild)
 487                                         from portage import manifest
 488                                         mf = manifest.Manifest(
 489                                                 pkgdir, self.settings["DISTDIR"])
 490                                         fetchlist = self.portdb.getfetchlist(mycpv,
 491                                                 mysettings=self.settings, all=True)[1]
 492                                         try:
 493                                                 mysum[0] = mf.getDistfilesSize(fetchlist)
 494                                                 mystr = str(mysum[0]/1024)
 495                                                 mycount=len(mystr)
 496                                                 while (mycount > 3):
 497                                                         mycount-=3
 498                                                         mystr=mystr[:mycount]+","+mystr[mycount:]
 499                                                 mysum[0]=mystr+" kB"
 500                                         except KeyError, e:
 501                                                 mysum[0] = "Unknown (missing digest for %s)" % str(e)
 502
 503                                         if self.verbose:
 504                                                 print "     ", darkgreen("Latest version available:"),myversion
 505                                                 print "     ", self.getInstallationStatus(mycat+'/'+mypkg)
 506                                                 print "     ", darkgreen("Size of files:"),mysum[0]
 507                                                 print "     ", darkgreen("Homepage:")+"     ",homepage
 508                                                 print "     ", darkgreen("Description:")+"  ",desc
 509                                                 print "     ", darkgreen("License:")+"      ",license
 510                                                 print
 511                 print
 512         #
 513         # private interface
 514         #
 515         def getInstallationStatus(self,package):
 516                 installed_package = self.vartree.dep_bestmatch(package)
 517                 result = ""
 518                 version = self.getVersion(installed_package,search.VERSION_RELEASE)
 519                 if len(version) > 0:
 520                         result = darkgreen("Latest version installed:")+" "+version
 521                 else:
 522                         result = darkgreen("Latest version installed:")+" [ Not Installed ]"
 523                 return result
 524
 525         def getVersion(self,full_package,detail):
 526                 if len(full_package) > 1:
 527                         package_parts = portage.catpkgsplit(full_package)
 528                         if detail == search.VERSION_RELEASE and package_parts[3] != 'r0':
 529                                 result = package_parts[2]+ "-" + package_parts[3]
 530                         else:
 531                                 result = package_parts[2]
 532                 else:
 533                         result = ""
 534                 return result
 535
 536
 537 #build our package digraph
 538 def getlist(settings, mode):
 539         if mode=="system":
 540                 mylines = settings.packages
 541         elif mode=="world":
 542                 try:
 543                         file_path = os.path.join(settings["ROOT"], portage.WORLD_FILE)
 544                         myfile = open(file_path, "r")
 545                         mylines = myfile.readlines()
 546                         myfile.close()
 547                 except (OSError, IOError), e:
 548                         if e.errno == errno.ENOENT:
 549                                 portage.writemsg("\n!!! World file does not exist: '%s'\n" % file_path)
 550                                 mylines=[]
 551                         else:
 552                                 raise
 553         mynewlines=[]
 554         for x in mylines:
 555                 myline=" ".join(x.split())
 556                 if not len(myline):
 557                         continue
 558                 elif myline[0]=="#":
 559                         continue
 560                 elif mode=="system":
 561                         if myline[0]!="*":
 562                                 continue
 563                         myline=myline[1:]
 564                 mynewlines.append(myline.strip())
 565
 566         return mynewlines
 567
 568 def clean_world(vardb, cpv):
 569         """Remove a package from the world file when unmerged."""
 570         world_filename = os.path.join(vardb.root, portage.WORLD_FILE)
 571         worldlist = portage.util.grabfile(world_filename)
 572         mykey = portage.cpv_getkey(cpv)
 573         newworldlist = []
 574         for x in worldlist:
 575                 if portage.dep_getkey(x) == mykey:
 576                         matches = vardb.match(x, use_cache=0)
 577                         if not matches:
 578                                 #zap our world entry
 579                                 pass
 580                         elif len(matches) == 1 and matches[0] == cpv:
 581                                 #zap our world entry
 582                                 pass
 583                         else:
 584                                 #others are around; keep it.
 585                                 newworldlist.append(x)
 586                 else:
 587                         #this doesn't match the package we're unmerging; keep it.
 588                         newworldlist.append(x)
 589
 590         portage.util.ensure_dirs(os.path.join(vardb.root, portage.PRIVATE_PATH),
 591                 gid=portage.portage_gid, mode=02770)
 592         portage.util.write_atomic(world_filename, "\n".join(newworldlist))
 593
 594 def genericdict(mylist):
 595         mynewdict={}
 596         for x in mylist:
 597                 mynewdict[portage.dep_getkey(x)]=x
 598         return mynewdict
 599
 600 def filter_iuse_defaults(iuse):
 601         for flag in iuse:
 602                 if flag.startswith("+") or flag.startswith("-"):
 603                         yield flag[1:]
 604                 else:
 605                         yield flag
 606
 607 class DepPriority(object):
 608         """
 609                 This class generates an integer priority level based of various
 610                 attributes of the dependency relationship.  Attributes can be assigned
 611                 at any time and the new integer value will be generated on calls to the
 612                 __int__() method.  Rich comparison operators are supported.
 613
 614                 The boolean attributes that affect the integer value are "satisfied",
 615                 "buildtime", "runtime", and "system".  Various combinations of
 616                 attributes lead to the following priority levels:
 617
 618                 Combination of properties    Priority level
 619
 620                 not satisfied and buildtime     0
 621                 not satisfied and runtime      -1
 622                 satisfied and buildtime        -2
 623                 satisfied and runtime          -3
 624                 (none of the above)            -4
 625
 626                 Several integer constants are defined for categorization of priority
 627                 levels:
 628
 629                 MEDIUM   The upper boundary for medium dependencies.
 630                 SOFT     The upper boundary for soft dependencies.
 631                 MIN      The lower boundary for soft dependencies.
 632         """
 633         __slots__ = ("__weakref__", "satisfied", "buildtime", "runtime")
 634         MEDIUM = -1
 635         SOFT   = -2
 636         MIN    = -4
 637         def __init__(self, **kwargs):
 638                 for myattr in self.__slots__:
 639                         if myattr == "__weakref__":
 640                                 continue
 641                         myvalue = kwargs.get(myattr, False)
 642                         setattr(self, myattr, myvalue)
 643         def __int__(self):
 644                 if not self.satisfied:
 645                         if self.buildtime:
 646                                 return 0
 647                         if self.runtime:
 648                                 return -1
 649                 if self.buildtime:
 650                         return -2
 651                 if self.runtime:
 652                         return -3
 653                 return -4
 654         def __lt__(self, other):
 655                 return self.__int__() < other
 656         def __le__(self, other):
 657                 return self.__int__() <= other
 658         def __eq__(self, other):
 659                 return self.__int__() == other
 660         def __ne__(self, other):
 661                 return self.__int__() != other
 662         def __gt__(self, other):
 663                 return self.__int__() > other
 664         def __ge__(self, other):
 665                 return self.__int__() >= other
 666         def copy(self):
 667                 import copy
 668                 return copy.copy(self)
 669         def __str__(self):
 670                 myvalue = self.__int__()
 671                 if myvalue > self.MEDIUM:
 672                         return "hard"
 673                 if myvalue > self.SOFT:
 674                         return "medium"
 675                 return "soft"
 676
 677 class FakeVartree(portage.vartree):
 678         """This is implements an in-memory copy of a vartree instance that provides
 679         all the interfaces required for use by the depgraph.  The vardb is locked
 680         during the constructor call just long enough to read a copy of the
 681         installed package information.  This allows the depgraph to do it's
 682         dependency calculations without holding a lock on the vardb.  It also
 683         allows things like vardb global updates to be done in memory so that the
 684         user doesn't necessarily need write access to the vardb in cases where
 685         global updates are necessary (updates are performed when necessary if there
 686         is not a matching ebuild in the tree)."""
 687         def __init__(self, real_vartree, portdb):
 688                 self.root = real_vartree.root
 689                 self.settings = real_vartree.settings
 690                 self.dbapi = portage.fakedbapi(settings=real_vartree.settings)
 691                 vdb_path = os.path.join(self.root, portage.VDB_PATH)
 692                 try:
 693                         # At least the parent needs to exist for the lock file.
 694                         portage.util.ensure_dirs(vdb_path)
 695                 except portage.exception.PortageException:
 696                         pass
 697                 vdb_lock = None
 698                 try:
 699                         if os.access(vdb_path, os.W_OK):
 700                                 vdb_lock = portage.locks.lockdir(vdb_path)
 701                         mykeys = ["SLOT", "COUNTER", "PROVIDE", "USE", "IUSE",
 702                                 "DEPEND", "RDEPEND", "PDEPEND"]
 703                         real_dbapi = real_vartree.dbapi
 704                         slot_counters = {}
 705                         for cpv in real_dbapi.cpv_all():
 706                                 metadata = dict(izip(mykeys, real_dbapi.aux_get(cpv, mykeys)))
 707                                 myslot = metadata["SLOT"]
 708                                 mycp = portage.dep_getkey(cpv)
 709                                 myslot_atom = "%s:%s" % (mycp, myslot)
 710                                 try:
 711                                         mycounter = long(metadata["COUNTER"])
 712                                 except ValueError:
 713                                         mycounter = 0
 714                                         metadata["COUNTER"] = str(mycounter)
 715                                 other_counter = slot_counters.get(myslot_atom, None)
 716                                 if other_counter is not None:
 717                                         if other_counter > mycounter:
 718                                                 continue
 719                                 slot_counters[myslot_atom] = mycounter
 720                                 self.dbapi.cpv_inject(cpv, metadata=metadata)
 721                         real_dbapi.flush_cache()
 722                 finally:
 723                         if vdb_lock:
 724                                 portage.locks.unlockdir(vdb_lock)
 725                 # Populate the old-style virtuals using the cached values.
 726                 if not self.settings.treeVirtuals:
 727                         self.settings.treeVirtuals = portage.util.map_dictlist_vals(
 728                                 portage.getCPFromCPV, self.get_all_provides())
 729
 730                 # Intialize variables needed for lazy cache pulls of the live ebuild
 731                 # metadata.  This ensures that the vardb lock is released ASAP, without
 732                 # being delayed in case cache generation is triggered.
 733                 self._aux_get = self.dbapi.aux_get
 734                 self.dbapi.aux_get = self._aux_get_wrapper
 735                 self._aux_get_history = set()
 736                 self._portdb_keys = ["DEPEND", "RDEPEND", "PDEPEND"]
 737                 self._portdb = portdb
 738                 self._global_updates = None
 739
 740         def _aux_get_wrapper(self, pkg, wants):
 741                 if pkg in self._aux_get_history:
 742                         return self._aux_get(pkg, wants)
 743                 self._aux_get_history.add(pkg)
 744                 try:
 745                         # Use the live ebuild metadata if possible.
 746                         live_metadata = dict(izip(self._portdb_keys,
 747                                 self._portdb.aux_get(pkg, self._portdb_keys)))
 748                         self.dbapi.aux_update(pkg, live_metadata)
 749                 except (KeyError, portage.exception.PortageException):
 750                         if self._global_updates is None:
 751                                 self._global_updates = \
 752                                         grab_global_updates(self._portdb.porttree_root)
 753                         perform_global_updates(
 754                                 pkg, self.dbapi, self._global_updates)
 755                 return self._aux_get(pkg, wants)
 756
 757 def grab_global_updates(portdir):
 758         from portage.update import grab_updates, parse_updates
 759         updpath = os.path.join(portdir, "profiles", "updates")
 760         try:
 761                 rawupdates = grab_updates(updpath)
 762         except portage.exception.DirectoryNotFound:
 763                 rawupdates = []
 764         upd_commands = []
 765         for mykey, mystat, mycontent in rawupdates:
 766                 commands, errors = parse_updates(mycontent)
 767                 upd_commands.extend(commands)
 768         return upd_commands
 769
 770 def perform_global_updates(mycpv, mydb, mycommands):
 771         from portage.update import update_dbentries
 772         aux_keys = ["DEPEND", "RDEPEND", "PDEPEND"]
 773         aux_dict = dict(izip(aux_keys, mydb.aux_get(mycpv, aux_keys)))
 774         updates = update_dbentries(mycommands, aux_dict)
 775         if updates:
 776                 mydb.aux_update(mycpv, updates)
 777
 778 class BlockerCache(DictMixin):
 779         """This caches blockers of installed packages so that dep_check does not
 780         have to be done for every single installed package on every invocation of
 781         emerge.  The cache is invalidated whenever it is detected that something
 782         has changed that might alter the results of dep_check() calls:
 783                 1) the set of installed packages (including COUNTER) has changed
 784                 2) the old-style virtuals have changed
 785         """
 786         class BlockerData(object):
 787                 def __init__(self, counter, atoms):
 788                         self.counter = counter
 789                         self.atoms = atoms
 790
 791         def __init__(self, myroot, vardb):
 792                 self._vardb = vardb
 793                 self._installed_pkgs = set(vardb.cpv_all())
 794                 self._virtuals = vardb.settings.getvirtuals()
 795                 self._cache_filename = os.path.join(myroot,
 796                         portage.CACHE_PATH.lstrip(os.path.sep), "vdb_blockers.pickle")
 797                 self._cache_version = "1"
 798                 self._cache_data = None
 799                 self._modified = False
 800                 self._load()
 801
 802         def _load(self):
 803                 try:
 804                         f = open(self._cache_filename)
 805                         mypickle = cPickle.Unpickler(f)
 806                         mypickle.find_global = None
 807                         self._cache_data = mypickle.load()
 808                         f.close()
 809                         del f
 810                 except (IOError, OSError, EOFError, cPickle.UnpicklingError):
 811                         pass
 812                 cache_valid = self._cache_data and \
 813                         isinstance(self._cache_data, dict) and \
 814                         self._cache_data.get("version") == self._cache_version and \
 815                         self._cache_data.get("virtuals") == self._virtuals and \
 816                         set(self._cache_data.get("blockers", [])) == self._installed_pkgs
 817                 if cache_valid:
 818                         for pkg in self._installed_pkgs:
 819                                 if long(self._vardb.aux_get(pkg, ["COUNTER"])[0]) != \
 820                                         self[pkg].counter:
 821                                         cache_valid = False
 822                                         break
 823                 if not cache_valid:
 824                         self._cache_data = {"version":self._cache_version}
 825                         self._cache_data["blockers"] = {}
 826                         self._cache_data["virtuals"] = self._virtuals
 827                 self._modified = False
 828
 829         def flush(self):
 830                 """If the current user has permission and the internal blocker cache
 831                 been updated, save it to disk and mark it unmodified.  This is called
 832                 by emerge after it has proccessed blockers for all installed packages.
 833                 Currently, the cache is only written if the user has superuser
 834                 privileges (since that's required to obtain a lock), but all users
 835                 have read access and benefit from faster blocker lookups (as long as
 836                 the entire cache is still valid).  The cache is stored as a pickled
 837                 dict object with the following format:
 838
 839                 {
 840                         version : "1",
 841                         "blockers" : {cpv1:(counter,(atom1, atom2...)), cpv2...},
 842                         "virtuals" : vardb.settings.getvirtuals()
 843                 }
 844                 """
 845                 if self._modified and \
 846                         secpass >= 2:
 847                         try:
 848                                 f = portage.util.atomic_ofstream(self._cache_filename)
 849                                 cPickle.dump(self._cache_data, f, -1)
 850                                 f.close()
 851                                 portage.util.apply_secpass_permissions(
 852                                         self._cache_filename, gid=portage.portage_gid, mode=0644)
 853                         except (IOError, OSError), e:
 854                                 pass
 855                         self._modified = False
 856
 857         def __setitem__(self, cpv, blocker_data):
 858                 """
 859                 Update the cache and mark it as modified for a future call to
 860                 self.flush().
 861
 862                 @param cpv: Package for which to cache blockers.
 863                 @type cpv: String
 864                 @param blocker_data: An object with counter and atoms attributes.
 865                 @type blocker_data: BlockerData
 866                 """
 867                 self._cache_data["blockers"][cpv] = \
 868                         (blocker_data.counter, blocker_data.atoms)
 869                 self._modified = True
 870
 871         def __getitem__(self, cpv):
 872                 """
 873                 @rtype: BlockerData
 874                 @returns: An object with counter and atoms attributes.
 875                 """
 876                 return self.BlockerData(*self._cache_data["blockers"][cpv])
 877
 878 def show_invalid_depstring_notice(parent_node, depstring, error_msg):
 879
 880         from formatter import AbstractFormatter, DumbWriter
 881         f = AbstractFormatter(DumbWriter(maxcol=72))
 882
 883         print "\n\n!!! Invalid or corrupt dependency specification: "
 884         print
 885         print error_msg
 886         print
 887         print parent_node
 888         print
 889         print depstring
 890         print
 891         p_type, p_root, p_key, p_status = parent_node
 892         msg = []
 893         if p_status == "nomerge":
 894                 category, pf = portage.catsplit(p_key)
 895                 pkg_location = os.path.join(p_root, portage.VDB_PATH, category, pf)
 896                 msg.append("Portage is unable to process the dependencies of the ")
 897                 msg.append("'%s' package. " % p_key)
 898                 msg.append("In order to correct this problem, the package ")
 899                 msg.append("should be uninstalled, reinstalled, or upgraded. ")
 900                 msg.append("As a temporary workaround, the --nodeps option can ")
 901                 msg.append("be used to ignore all dependencies.  For reference, ")
 902                 msg.append("the problematic dependencies can be found in the ")
 903                 msg.append("*DEPEND files located in '%s/'." % pkg_location)
 904         else:
 905                 msg.append("This package can not be installed.  ")
 906                 msg.append("Please notify the '%s' package maintainer " % p_key)
 907                 msg.append("about this problem.")
 908
 909         for x in msg:
 910                 f.add_flowing_data(x)
 911         f.end_paragraph(1)
 912
 913 class depgraph:
 914
 915         pkg_tree_map = {
 916                 "ebuild":"porttree",
 917                 "binary":"bintree",
 918                 "installed":"vartree"}
 919
 920         def __init__(self, settings, trees, myopts, myparams, spinner):
 921                 self.settings = settings
 922                 self.target_root = settings["ROOT"]
 923                 self.myopts = myopts
 924                 self.myparams = myparams
 925                 self.edebug = 0
 926                 if settings.get("PORTAGE_DEBUG", "") == "1":
 927                         self.edebug = 1
 928                 self.spinner = spinner
 929                 self.pkgsettings = {}
 930                 # Maps cpv to digraph node for all nodes added to the graph.
 931                 self.pkg_node_map = {}
 932                 # Maps slot atom to digraph node for all nodes added to the graph.
 933                 self._slot_node_map = {}
 934                 self.mydbapi = {}
 935                 self._mydbapi_keys = ["SLOT", "DEPEND", "RDEPEND", "PDEPEND"]
 936                 self.useFlags = {}
 937                 self.trees = {}
 938                 for myroot in trees:
 939                         self.trees[myroot] = {}
 940                         for tree in ("porttree", "bintree"):
 941                                 self.trees[myroot][tree] = trees[myroot][tree]
 942                         self.trees[myroot]["vartree"] = \
 943                                 FakeVartree(trees[myroot]["vartree"],
 944                                         trees[myroot]["porttree"].dbapi)
 945                         self.pkgsettings[myroot] = portage.config(
 946                                 clone=self.trees[myroot]["vartree"].settings)
 947                         self.pkg_node_map[myroot] = {}
 948                         self._slot_node_map[myroot] = {}
 949                         vardb = self.trees[myroot]["vartree"].dbapi
 950                         # This fakedbapi instance will model the state that the vdb will
 951                         # have after new packages have been installed.
 952                         fakedb = portage.fakedbapi(settings=self.pkgsettings[myroot])
 953                         self.mydbapi[myroot] = fakedb
 954                         if "--nodeps" not in self.myopts and \
 955                                 "--buildpkgonly" not in self.myopts:
 956                                 # --nodeps bypasses this, since it isn't needed in this case
 957                                 # and the cache pulls might trigger (slow) cache generation.
 958                                 for pkg in vardb.cpv_all():
 959                                         self.spinner.update()
 960                                         fakedb.cpv_inject(pkg,
 961                                                 metadata=dict(izip(self._mydbapi_keys,
 962                                                 vardb.aux_get(pkg, self._mydbapi_keys))))
 963                         del vardb, fakedb
 964                         self.useFlags[myroot] = {}
 965                         if "--usepkg" in self.myopts:
 966                                 self.trees[myroot]["bintree"].populate(
 967                                         "--getbinpkg" in self.myopts,
 968                                         "--getbinpkgonly" in self.myopts)
 969                 del trees
 970
 971                 self.missingbins=[]
 972                 self.digraph=portage.digraph()
 973                 # Tracks simple parent/child relationships (PDEPEND relationships are
 974                 # not reversed).
 975                 self._parent_child_digraph = digraph()
 976                 self.orderedkeys=[]
 977                 self.outdatedpackages=[]
 978                 self.args_keys = []
 979                 self.blocker_digraph = digraph()
 980                 self.blocker_parents = {}
 981                 self._unresolved_blocker_parents = {}
 982                 self._slot_collision_info = []
 983                 # Slot collision nodes are not allowed to block other packages since
 984                 # blocker validation is only able to account for one package per slot.
 985                 self._slot_collision_nodes = set()
 986                 self._altlist_cache = {}
 987                 self._pprovided_args = []
 988
 989         def _show_slot_collision_notice(self, packages):
 990                 """Show an informational message advising the user to mask one of the
 991                 the packages. In some cases it may be possible to resolve this
 992                 automatically, but support for backtracking (removal nodes that have
 993                 already been selected) will be required in order to handle all possible
 994                 cases."""
 995
 996                 msg = []
 997                 msg.append("\n!!! Multiple versions within a single " + \
 998                         "package slot have been \n")
 999                 msg.append("!!! pulled into the dependency graph:\n\n")
1000                 for node, parents in packages:
1001                         msg.append(str(node))
1002                         if parents:
1003                                 msg.append(" pulled in by\n")
1004                                 for parent in parents:
1005                                         msg.append("  ")
1006                                         msg.append(str(parent))
1007                                         msg.append("\n")
1008                         else:
1009                                 msg.append(" (no parents)\n")
1010                         msg.append("\n")
1011                 sys.stderr.write("".join(msg))
1012                 sys.stderr.flush()
1013
1014                 if "--quiet" in self.myopts:
1015                         return
1016
1017                 msg = []
1018                 msg.append("It may be possible to solve this problem ")
1019                 msg.append("by using package.mask to prevent one of ")
1020                 msg.append("those packages from being selected. ")
1021                 msg.append("However, it is also possible that conflicting ")
1022                 msg.append("dependencies exist such that they are impossible to ")
1023                 msg.append("satisfy simultaneously.  If such a conflict exists in ")
1024                 msg.append("the dependencies of two different packages, then those ")
1025                 msg.append("packages can not be installed simultaneously.")
1026
1027                 from formatter import AbstractFormatter, DumbWriter
1028                 f = AbstractFormatter(DumbWriter(sys.stderr, maxcol=72))
1029                 for x in msg:
1030                         f.add_flowing_data(x)
1031                 f.end_paragraph(1)
1032
1033                 msg = []
1034                 msg.append("For more information, see MASKED PACKAGES ")
1035                 msg.append("section in the emerge man page or refer ")
1036                 msg.append("to the Gentoo Handbook.")
1037                 for x in msg:
1038                         f.add_flowing_data(x)
1039                 f.end_paragraph(1)
1040                 f.writer.flush()
1041
1042         def create(self, mybigkey, myparent=None, addme=1, myuse=None,
1043                 priority=DepPriority(), rev_dep=False, arg=None):
1044                 """
1045                 Fills the digraph with nodes comprised of packages to merge.
1046                 mybigkey is the package spec of the package to merge.
1047                 myparent is the package depending on mybigkey ( or None )
1048                 addme = Should we add this package to the digraph or are we just looking at it's deps?
1049                         Think --onlydeps, we need to ignore packages in that case.
1050                 #stuff to add:
1051                 #SLOT-aware emerge
1052                 #IUSE-aware emerge -> USE DEP aware depgraph
1053                 #"no downgrade" emerge
1054                 """
1055                 mytype, myroot, mykey = mybigkey
1056                 existing_node = None
1057                 if addme:
1058                         existing_node = self.pkg_node_map[myroot].get(mykey)
1059                 if existing_node:
1060                         self._parent_child_digraph.add(existing_node, myparent)
1061                         if existing_node != myparent:
1062                                 # Refuse to make a node depend on itself so that the we don't
1063                                 # don't create a bogus circular dependency in self.altlist().
1064                                 if rev_dep and myparent:
1065                                         self.digraph.addnode(myparent, existing_node,
1066                                                 priority=priority)
1067                                 else:
1068                                         self.digraph.addnode(existing_node, myparent,
1069                                                 priority=priority)
1070                         return 1
1071
1072                 if "--nodeps" not in self.myopts:
1073                         self.spinner.update()
1074                 if mytype == "blocks":
1075                         if myparent and \
1076                                 "--buildpkgonly" not in self.myopts and \
1077                                 "--nodeps" not in self.myopts and \
1078                                 myparent not in self._slot_collision_nodes:
1079                                 mybigkey[1] = myparent[1]
1080                                 self.blocker_parents.setdefault(
1081                                         tuple(mybigkey), set()).add(myparent)
1082                         return 1
1083
1084                 # select the correct /var database that we'll be checking against
1085                 vardbapi = self.trees[myroot]["vartree"].dbapi
1086                 portdb = self.trees[myroot]["porttree"].dbapi
1087                 bindb = self.trees[myroot]["bintree"].dbapi
1088                 pkgsettings = self.pkgsettings[myroot]
1089
1090                 # if the package is already on the system, we add a "nomerge"
1091                 # directive, otherwise we add a "merge" directive.
1092
1093                 mydbapi = self.trees[myroot][self.pkg_tree_map[mytype]].dbapi
1094
1095                 if not arg and myroot == self.target_root:
1096                         cpv_slot = "%s:%s" % (mykey, mydbapi.aux_get(mykey, ["SLOT"])[0])
1097                         arg = portage.best_match_to_list(cpv_slot, self.args_keys)
1098
1099                 if myuse is None:
1100                         self.pkgsettings[myroot].setcpv(mykey, mydb=portdb)
1101                         myuse = self.pkgsettings[myroot]["USE"].split()
1102
1103                 merging=1
1104                 if mytype == "installed":
1105                         merging = 0
1106                 if addme and mytype != "installed":
1107                 # this is where we add the node to the list of packages to merge
1108                         if "selective" in self.myparams or not arg:
1109                                 if "empty" not in self.myparams and vardbapi.cpv_exists(mykey):
1110                                         merging=0
1111
1112                         """ If we aren't merging, perform the --newuse check.
1113                             If the package has new iuse flags or different use flags then if
1114                             --newuse is specified, we need to merge the package. """
1115                         if merging==0 and "--newuse" in self.myopts and \
1116                                 vardbapi.cpv_exists(mykey):
1117                                 pkgsettings.setcpv(mykey, mydb=mydbapi)
1118                                 forced_flags = set()
1119                                 forced_flags.update(pkgsettings.useforce)
1120                                 forced_flags.update(pkgsettings.usemask)
1121                                 old_use = vardbapi.aux_get(mykey, ["USE"])[0].split()
1122                                 iuses = set(filter_iuse_defaults(
1123                                         mydbapi.aux_get(mykey, ["IUSE"])[0].split()))
1124                                 old_iuse = set(filter_iuse_defaults(
1125                                         vardbapi.aux_get(mykey, ["IUSE"])[0].split()))
1126                                 if iuses.symmetric_difference(
1127                                         old_iuse).difference(forced_flags):
1128                                         merging = 1
1129                                 elif old_iuse.intersection(old_use) != \
1130                                         iuses.intersection(myuse):
1131                                         merging=1
1132
1133                 if addme and merging == 1:
1134                         mybigkey.append("merge")
1135                 else:
1136                         mybigkey.append("nomerge")
1137                 jbigkey = tuple(mybigkey)
1138
1139                 if addme:
1140                         metadata = dict(izip(self._mydbapi_keys,
1141                                 mydbapi.aux_get(mykey, self._mydbapi_keys)))
1142                         if merging == 0 and vardbapi.cpv_exists(mykey) and \
1143                                 mytype != "installed":
1144                                 mybigkey[0] = "installed"
1145                                 mydbapi = vardbapi
1146                                 jbigkey = tuple(mybigkey)
1147                                 metadata = dict(izip(self._mydbapi_keys,
1148                                         mydbapi.aux_get(mykey, self._mydbapi_keys)))
1149                                 myuse = mydbapi.aux_get(mykey, ["USE"])[0].split()
1150                         slot_atom = "%s:%s" % (portage.dep_getkey(mykey), metadata["SLOT"])
1151                         existing_node = self._slot_node_map[myroot].get(
1152                                 slot_atom, None)
1153                         slot_collision = False
1154                         if existing_node:
1155                                 e_type, myroot, e_cpv, e_status = existing_node
1156                                 if mykey == e_cpv:
1157                                         # The existing node can be reused.
1158                                         self._parent_child_digraph.add(existing_node, myparent)
1159                                         if rev_dep and myparent:
1160                                                 ptype, proot, pkey, pstatus = myparent
1161                                                 self.digraph.addnode(myparent, existing_node,
1162                                                         priority=priority)
1163                                         else:
1164                                                 self.digraph.addnode(existing_node, myparent,
1165                                                         priority=priority)
1166                                         return 1
1167                                 else:
1168                                         # A slot collision has occurred.  Sometimes this coincides
1169                                         # with unresolvable blockers, so the slot collision will be
1170                                         # shown later if there are no unresolvable blockers.
1171                                         e_parents = self._parent_child_digraph.parent_nodes(
1172                                                 existing_node)
1173                                         myparents = []
1174                                         if myparent:
1175                                                 myparents.append(myparent)
1176                                         self._slot_collision_info.append(
1177                                                 ((jbigkey, myparents), (existing_node, e_parents)))
1178                                         self._slot_collision_nodes.add(jbigkey)
1179                                         slot_collision = True
1180
1181                         if slot_collision:
1182                                 # Now add this node to the graph so that self.display()
1183                                 # can show use flags and --tree portage.output.  This node is
1184                                 # only being partially added to the graph.  It must not be
1185                                 # allowed to interfere with the other nodes that have been
1186                                 # added.  Do not overwrite data for existing nodes in
1187                                 # self.pkg_node_map and self.mydbapi since that data will
1188                                 # be used for blocker validation.
1189                                 self.pkg_node_map[myroot].setdefault(mykey, jbigkey)
1190                                 self.useFlags[myroot].setdefault(mykey, myuse)
1191                                 # Even though the graph is now invalid, continue to process
1192                                 # dependencies so that things like --fetchonly can still
1193                                 # function despite collisions.
1194                         else:
1195                                 self.mydbapi[myroot].cpv_inject(mykey, metadata=metadata)
1196                                 self._slot_node_map[myroot][slot_atom] = jbigkey
1197                                 self.pkg_node_map[myroot][mykey] = jbigkey
1198                                 self.useFlags[myroot][mykey] = myuse
1199
1200                         if rev_dep and myparent:
1201                                 self.digraph.addnode(myparent, jbigkey,
1202                                         priority=priority)
1203                         else:
1204                                 self.digraph.addnode(jbigkey, myparent,
1205                                         priority=priority)
1206
1207                 # Do this even when addme is False (--onlydeps) so that the
1208                 # parent/child relationship is always known in case
1209                 # self._show_slot_collision_notice() needs to be called later.
1210                 self._parent_child_digraph.add(jbigkey, myparent)
1211
1212                 """ This section determines whether we go deeper into dependencies or not.
1213                     We want to go deeper on a few occasions:
1214                     Installing package A, we need to make sure package A's deps are met.
1215                     emerge --deep <pkgspec>; we need to recursively check dependencies of pkgspec
1216                     If we are in --nodeps (no recursion) mode, we obviously only check 1 level of dependencies.
1217                 """
1218                 if "deep" not in self.myparams and not merging and \
1219                         not ("--update" in self.myopts and arg and merging):
1220                         return 1
1221                 elif "recurse" not in self.myparams:
1222                         return 1
1223
1224                 """ Check DEPEND/RDEPEND/PDEPEND/SLOT
1225                 Pull from bintree if it's binary package, porttree if it's ebuild.
1226                 Binpkg's can be either remote or local. """
1227
1228                 edepend={}
1229                 depkeys = ["DEPEND","RDEPEND","PDEPEND"]
1230                 depvalues = mydbapi.aux_get(mykey, depkeys)
1231                 for i in xrange(len(depkeys)):
1232                         edepend[depkeys[i]] = depvalues[i]
1233
1234                 if mytype == "ebuild":
1235                         if "--buildpkgonly" in self.myopts:
1236                                 edepend["RDEPEND"] = ""
1237                                 edepend["PDEPEND"] = ""
1238                 if not (arg and "--onlydeps" in self.myopts and \
1239                         mytype == "ebuild") and \
1240                         self.myopts.get("--with-bdeps", "n") == "n" and \
1241                         (mytype == "binary" or mybigkey[3] == "nomerge"):
1242                         edepend["DEPEND"] = ""
1243
1244                 """ We have retrieve the dependency information, now we need to recursively
1245                     process them.  DEPEND gets processed for root = "/", {R,P}DEPEND in myroot. """
1246
1247                 mp = tuple(mybigkey)
1248
1249                 try:
1250                         if not self.select_dep("/", edepend["DEPEND"], myparent=mp,
1251                                 myuse=myuse, priority=DepPriority(buildtime=True),
1252                                 parent_arg=arg):
1253                                 return 0
1254                         """RDEPEND is soft by definition.  However, in order to ensure
1255                         correct merge order, we make it a hard dependency.  Otherwise, a
1256                         build time dependency might not be usable due to it's run time
1257                         dependencies not being installed yet.
1258                         """
1259                         if not self.select_dep(myroot,edepend["RDEPEND"], myparent=mp,
1260                                 myuse=myuse, priority=DepPriority(runtime=True),
1261                                 parent_arg=arg):
1262                                 return 0
1263                         if edepend.has_key("PDEPEND") and edepend["PDEPEND"]:
1264                                 # Post Depend -- Add to the list without a parent, as it depends
1265                                 # on a package being present AND must be built after that package.
1266                                 if not self.select_dep(myroot, edepend["PDEPEND"], myparent=mp,
1267                                         myuse=myuse, priority=DepPriority(), rev_deps=True,
1268                                         parent_arg=arg):
1269                                         return 0
1270                 except ValueError, e:
1271                         pkgs = e.args[0]
1272                         portage.writemsg("\n\n!!! An atom in the dependencies " + \
1273                                 "is not fully-qualified. Multiple matches:\n\n", noiselevel=-1)
1274                         for cpv in pkgs:
1275                                 portage.writemsg("    %s\n" % cpv, noiselevel=-1)
1276                         portage.writemsg("\n", noiselevel=-1)
1277                         if mytype == "binary":
1278                                 portage.writemsg(
1279                                         "!!! This binary package cannot be installed: '%s'\n" % \
1280                                         mykey, noiselevel=-1)
1281                         elif mytype == "ebuild":
1282                                 myebuild, mylocation = portdb.findname2(mykey)
1283                                 portage.writemsg("!!! This ebuild cannot be installed: " + \
1284                                         "'%s'\n" % myebuild, noiselevel=-1)
1285                         portage.writemsg("!!! Please notify the package maintainer " + \
1286                                 "that atoms must be fully-qualified.\n", noiselevel=-1)
1287                         return 0
1288                 return 1
1289
1290         def select_files(self,myfiles):
1291                 "given a list of .tbz2s, .ebuilds and deps, create the appropriate depgraph and return a favorite list"
1292                 myfavorites=[]
1293                 myroot = self.target_root
1294                 portdb = self.trees[myroot]["porttree"].dbapi
1295                 bindb = self.trees[myroot]["bintree"].dbapi
1296                 pkgsettings = self.pkgsettings[myroot]
1297                 arg_atoms = []
1298                 def visible(mylist):
1299                         matches = portdb.gvisible(portdb.visible(mylist))
1300                         return [x for x in mylist \
1301                                 if x in matches or not portdb.cpv_exists(x)]
1302                 for x in myfiles:
1303                         ext = os.path.splitext(x)[1]
1304                         if ext==".tbz2":
1305                                 if not os.path.exists(x):
1306                                         if os.path.exists(
1307                                                 os.path.join(pkgsettings["PKGDIR"], "All", x)):
1308                                                 x = os.path.join(pkgsettings["PKGDIR"], "All", x)
1309                                         elif os.path.exists(
1310                                                 os.path.join(pkgsettings["PKGDIR"], x)):
1311                                                 x = os.path.join(pkgsettings["PKGDIR"], x)
1312                                         else:
1313                                                 print "\n\n!!! Binary package '"+str(x)+"' does not exist."
1314                                                 print "!!! Please ensure the tbz2 exists as specified.\n"
1315                                                 sys.exit(1)
1316                                 mytbz2=portage.xpak.tbz2(x)
1317                                 mykey=mytbz2.getelements("CATEGORY")[0]+"/"+os.path.splitext(os.path.basename(x))[0]
1318                                 if os.path.realpath(x) != \
1319                                         os.path.realpath(self.trees[myroot]["bintree"].getname(mykey)):
1320                                         print colorize("BAD", "\n*** You need to adjust PKGDIR to emerge this package.\n")
1321                                         sys.exit(1)
1322                                 if not self.create(["binary", myroot, mykey],
1323                                         None, "--onlydeps" not in self.myopts):
1324                                         return (0,myfavorites)
1325                                 elif not "--oneshot" in self.myopts:
1326                                         myfavorites.append(mykey)
1327                         elif ext==".ebuild":
1328                                 x = os.path.realpath(x)
1329                                 mykey=os.path.basename(os.path.normpath(x+"/../.."))+"/"+os.path.splitext(os.path.basename(x))[0]
1330                                 ebuild_path = portdb.findname(mykey)
1331                                 if ebuild_path:
1332                                         if os.path.realpath(ebuild_path) != x:
1333                                                 print colorize("BAD", "\n*** You need to adjust PORTDIR or PORTDIR_OVERLAY to emerge this package.\n")
1334                                                 sys.exit(1)
1335                                         if mykey not in portdb.xmatch(
1336                                                 "match-visible", portage.dep_getkey(mykey)):
1337                                                 print colorize("BAD", "\n*** You are emerging a masked package. It is MUCH better to use")
1338                                                 print colorize("BAD", "*** /etc/portage/package.* to accomplish this. See portage(5) man")
1339                                                 print colorize("BAD", "*** page for details.")
1340                                                 countdown(int(self.settings["EMERGE_WARNING_DELAY"]),
1341                                                         "Continuing...")
1342                                 else:
1343                                         raise portage.exception.PackageNotFound(
1344                                                 "%s is not in a valid portage tree hierarchy or does not exist" % x)
1345                                 if not self.create(["ebuild", myroot, mykey],
1346                                         None, "--onlydeps" not in self.myopts):
1347                                         return (0,myfavorites)
1348                                 elif not "--oneshot" in self.myopts:
1349                                         myfavorites.append(mykey)
1350                         else:
1351                                 if not is_valid_package_atom(x):
1352                                         portage.writemsg("\n\n!!! '%s' is not a valid package atom.\n" % x,
1353                                                 noiselevel=-1)
1354                                         portage.writemsg("!!! Please check ebuild(5) for full details.\n")
1355                                         portage.writemsg("!!! (Did you specify a version but forget to prefix with '='?)\n")
1356                                         return (0,[])
1357                                 try:
1358                                         mykey = None
1359                                         if "--usepkg" in self.myopts:
1360                                                 mykey = portage.dep_expand(x, mydb=bindb,
1361                                                         settings=pkgsettings)
1362                                         if (mykey and not mykey.startswith("null/")) or \
1363                                                 "--usepkgonly" in self.myopts:
1364                                                 arg_atoms.append((x, mykey))
1365                                                 continue
1366
1367                                         mykey = portage.dep_expand(x,
1368                                                 mydb=portdb, settings=pkgsettings)
1369                                         arg_atoms.append((x, mykey))
1370                                 except ValueError, errpkgs:
1371                                         print "\n\n!!! The short ebuild name \"" + x + "\" is ambiguous.  Please specify"
1372                                         print "!!! one of the following fully-qualified ebuild names instead:\n"
1373                                         for i in errpkgs[0]:
1374                                                 print "    " + green(i)
1375                                         print
1376                                         sys.exit(1)
1377
1378                 if "--update" in self.myopts:
1379                         """Make sure all installed slots are updated when possible. Do this
1380                         with --emptytree also, to ensure that all slots are remerged."""
1381                         vardb = self.trees[self.target_root]["vartree"].dbapi
1382                         greedy_atoms = []
1383                         for myarg, myatom in arg_atoms:
1384                                 greedy_atoms.append((myarg, myatom))
1385                                 myslots = set()
1386                                 for cpv in vardb.match(myatom):
1387                                         myslots.add(vardb.aux_get(cpv, ["SLOT"])[0])
1388                                 if myslots:
1389                                         best_pkgs = []
1390                                         if "--usepkg" in self.myopts:
1391                                                 mymatches = bindb.match(myatom)
1392                                                 if "--usepkgonly" not in self.myopts:
1393                                                         mymatches = visible(mymatches)
1394                                                 best_pkg = portage.best(mymatches)
1395                                                 if best_pkg:
1396                                                         best_slot = bindb.aux_get(best_pkg, ["SLOT"])[0]
1397                                                         best_pkgs.append(("binary", best_pkg, best_slot))
1398                                         if "--usepkgonly" not in self.myopts:
1399                                                 best_pkg = portage.best(portdb.match(myatom))
1400                                                 if best_pkg:
1401                                                         best_slot = portdb.aux_get(best_pkg, ["SLOT"])[0]
1402                                                         best_pkgs.append(("ebuild", best_pkg, best_slot))
1403                                         if best_pkgs:
1404                                                 best_pkg = portage.best([x[1] for x in best_pkgs])
1405                                                 best_pkgs = [x for x in best_pkgs if x[1] == best_pkg]
1406                                                 best_slot = best_pkgs[0][2]
1407                                                 myslots.add(best_slot)
1408                                 if len(myslots) > 1:
1409                                         for myslot in myslots:
1410                                                 myslot_atom = "%s:%s" % \
1411                                                         (portage.dep_getkey(myatom), myslot)
1412                                                 available = False
1413                                                 if "--usepkgonly" not in self.myopts and \
1414                                                         self.trees[self.target_root][
1415                                                         "porttree"].dbapi.match(myslot_atom):
1416                                                         available = True
1417                                                 elif "--usepkg" in self.myopts:
1418                                                         mymatches = bindb.match(myslot_atom)
1419                                                         if "--usepkgonly" not in self.myopts:
1420                                                                 mymatches = visible(mymatches)
1421                                                         if mymatches:
1422                                                                 available = True
1423                                                 if available:
1424                                                         greedy_atoms.append((myarg, myslot_atom))
1425                         arg_atoms = greedy_atoms
1426
1427                 """ These are used inside self.create() in order to ensure packages
1428                 that happen to match arguments are not incorrectly marked as nomerge."""
1429                 self.args_keys = [x[1] for x in arg_atoms]
1430                 for myarg, myatom in arg_atoms:
1431                                 try:
1432                                         self.mysd = self.select_dep(myroot, myatom, arg=myarg)
1433                                 except portage.exception.MissingSignature, e:
1434                                         portage.writemsg("\n\n!!! A missing gpg signature is preventing portage from calculating the\n")
1435                                         portage.writemsg("!!! required dependencies. This is a security feature enabled by the admin\n")
1436                                         portage.writemsg("!!! to aid in the detection of malicious intent.\n\n")
1437                                         portage.writemsg("!!! THIS IS A POSSIBLE INDICATION OF TAMPERED FILES -- CHECK CAREFULLY.\n")
1438                                         portage.writemsg("!!! Affected file: %s\n" % (e), noiselevel=-1)
1439                                         sys.exit(1)
1440                                 except portage.exception.InvalidSignature, e:
1441                                         portage.writemsg("\n\n!!! An invalid gpg signature is preventing portage from calculating the\n")
1442                                         portage.writemsg("!!! required dependencies. This is a security feature enabled by the admin\n")
1443                                         portage.writemsg("!!! to aid in the detection of malicious intent.\n\n")
1444                                         portage.writemsg("!!! THIS IS A POSSIBLE INDICATION OF TAMPERED FILES -- CHECK CAREFULLY.\n")
1445                                         portage.writemsg("!!! Affected file: %s\n" % (e), noiselevel=-1)
1446                                         sys.exit(1)
1447                                 except SystemExit, e:
1448                                         raise # Needed else can't exit
1449                                 except Exception, e:
1450                                         print >> sys.stderr, "\n\n!!! Problem in '%s' dependencies." % mykey
1451                                         print >> sys.stderr, "!!!", str(e), getattr(e, "__module__", None)
1452                                         raise
1453
1454                                 if not self.mysd:
1455                                         return (0,myfavorites)
1456                                 elif not "--oneshot" in self.myopts:
1457                                         mykey = portage.dep_getkey(myatom)
1458                                         if mykey not in myfavorites:
1459                                                 myfavorites.append(mykey)
1460
1461                 missing=0
1462                 if "--usepkgonly" in self.myopts:
1463                         for xs in self.digraph.all_nodes():
1464                                 if len(xs) >= 4 and xs[0] != "binary" and xs[3] == "merge":
1465                                         if missing == 0:
1466                                                 print
1467                                         missing += 1
1468                                         print "Missing binary for:",xs[2]
1469
1470                 if not self.validate_blockers():
1471                         return False, myfavorites
1472
1473                 # We're true here unless we are missing binaries.
1474                 return (not missing,myfavorites)
1475
1476         def select_dep(self, myroot, depstring, myparent=None, arg=None,
1477                 myuse=None, raise_on_missing=False, priority=DepPriority(),
1478                 rev_deps=False, parent_arg=None):
1479                 """ Given a depstring, create the depgraph such that all dependencies are satisfied.
1480                     myroot = $ROOT from environment, where {R,P}DEPENDs are merged to.
1481                     myparent = the node whose depstring is being passed in
1482                     arg = package was specified on the command line, merge even if it's already installed
1483                     myuse = USE flags at present
1484                     raise_on_missing = Given that the depgraph is not proper, raise an exception if true
1485                     else continue trying.
1486                     return 1 on success, 0 for failure
1487                 """
1488
1489                 portdb = self.trees[myroot]["porttree"].dbapi
1490                 bindb  = self.trees[myroot]["bintree"].dbapi
1491                 vardb  = self.trees[myroot]["vartree"].dbapi
1492                 pkgsettings = self.pkgsettings[myroot]
1493                 if myparent:
1494                         p_type, p_root, p_key, p_status = myparent
1495
1496                 if "--debug" in self.myopts:
1497                         print
1498                         print "Parent:   ",myparent
1499                         print "Depstring:",depstring
1500                         if rev_deps:
1501                                 print "Reverse:", rev_deps
1502                         print "Priority:", priority
1503
1504                 #processing dependencies
1505                 """ Call portage.dep_check to evaluate the use? conditionals and make sure all
1506                 dependencies are satisfiable. """
1507                 if arg:
1508                         mymerge = [depstring]
1509                         pprovided = pkgsettings.pprovideddict.get(
1510                                 portage.dep_getkey(depstring))
1511                         if pprovided and portage.match_from_list(depstring, pprovided):
1512                                 mymerge = []
1513                 else:
1514                         try:
1515                                 if myparent and p_status == "nomerge":
1516                                         portage.dep._dep_check_strict = False
1517                                 mycheck = portage.dep_check(depstring, None,
1518                                         pkgsettings, myuse=myuse,
1519                                         use_binaries=("--usepkgonly" in self.myopts),
1520                                         myroot=myroot, trees=self.trees)
1521                         finally:
1522                                 portage.dep._dep_check_strict = True
1523
1524                         if not mycheck[0]:
1525                                 if myparent:
1526                                         show_invalid_depstring_notice(
1527                                                 myparent, depstring, mycheck[1])
1528                                 else:
1529                                         sys.stderr.write("\n%s\n%s\n" % (depstring, mycheck[1]))
1530                                 return 0
1531                         mymerge = mycheck[1]
1532
1533                 if not mymerge and arg and \
1534                         portage.best_match_to_list(depstring, self.args_keys):
1535                         # A provided package has been specified on the command line.  The
1536                         # package will not be merged and a warning will be displayed.
1537                         self._pprovided_args.append(arg)
1538
1539                 if myparent:
1540                         # The parent is added after it's own dep_check call so that it
1541                         # isn't allowed to satisfy a direct bootstrap dependency on itself
1542                         # via an old-style virtual.  This isn't a problem with new-style
1543                         # virtuals, which are preferenced in dep_zapdeps by looking only at
1544                         # the depstring, vdb, and available packages.
1545
1546                         p_type, p_root, p_key, p_status = myparent
1547                         if p_status == "merge":
1548                                 # Update old-style virtuals if this package provides any.
1549                                 # These are needed for dep_virtual calls inside dep_check.
1550                                 p_db = self.trees[p_root][self.pkg_tree_map[p_type]].dbapi
1551                                 try:
1552                                         self.pkgsettings[p_root].setinst(p_key, p_db)
1553                                 except portage.exception.InvalidDependString, e:
1554                                         provide = p_db.aux_get(p_key, ["PROVIDE"])[0]
1555                                         show_invalid_depstring_notice(myparent, provide, str(e))
1556                                         del e
1557                                         return 0
1558
1559                 if "--debug" in self.myopts:
1560                         print "Candidates:",mymerge
1561                 for x in mymerge:
1562                         selected_pkg = None
1563                         if x[0]=="!":
1564                                 selected_pkg = ["blocks", myroot, x[1:], None]
1565                         else:
1566                                 #We are not processing a blocker but a normal dependency
1567                                 if myparent:
1568                                         """In some cases, dep_check will return deps that shouldn't
1569                                         be proccessed any further, so they are identified and
1570                                         discarded here."""
1571                                         if "empty" not in self.myparams and \
1572                                                 "deep" not in self.myparams and \
1573                                                 not ("--update" in self.myopts and parent_arg) and \
1574                                                 vardb.match(x):
1575                                                 continue
1576
1577                                 # List of acceptable packages, ordered by type preference.
1578                                 matched_packages = []
1579                                 myeb_matches = portdb.xmatch("match-visible", x)
1580                                 myeb = None
1581                                 if "--usepkgonly" not in self.myopts:
1582                                         myeb = portage.best(myeb_matches)
1583
1584                                 myeb_pkg=None
1585                                 if "--usepkg" in self.myopts:
1586                                         # The next line assumes the binarytree has been populated.
1587                                         # XXX: Need to work out how we use the binary tree with roots.
1588                                         myeb_pkg_matches = bindb.match(x)
1589                                         if "--usepkgonly" not in self.myopts:
1590                                                 # Remove any binary package entries that are masked in the portage tree (#55871)
1591                                                 myeb_pkg_matches = [pkg for pkg in myeb_pkg_matches \
1592                                                         if pkg in myeb_matches or  \
1593                                                         not portdb.cpv_exists(pkg)]
1594                                         if myeb_pkg_matches:
1595                                                 myeb_pkg = portage.best(myeb_pkg_matches)
1596
1597                                 if myeb_pkg and "--newuse" in self.myopts:
1598                                         iuses = set(filter_iuse_defaults(
1599                                                 bindb.aux_get(myeb_pkg, ["IUSE"])[0].split()))
1600                                         old_use = bindb.aux_get(myeb_pkg, ["USE"])[0].split()
1601                                         mydb = None
1602                                         if "--usepkgonly" not in self.myopts and myeb:
1603                                                 mydb = portdb
1604                                         if myeb:
1605                                                 pkgsettings.setcpv(myeb, mydb=mydb)
1606                                         else:
1607                                                 pkgsettings.setcpv(myeb_pkg, mydb=mydb)
1608                                         now_use = pkgsettings["USE"].split()
1609                                         forced_flags = set()
1610                                         forced_flags.update(pkgsettings.useforce)
1611                                         forced_flags.update(pkgsettings.usemask)
1612                                         cur_iuse = iuses
1613                                         if "--usepkgonly" not in self.myopts and myeb:
1614                                                 cur_iuse = set(filter_iuse_defaults(
1615                                                         portdb.aux_get(myeb, ["IUSE"])[0].split()))
1616                                         if iuses.symmetric_difference(
1617                                                 cur_iuse).difference(forced_flags):
1618                                                 myeb_pkg = None
1619                                         elif iuses.intersection(old_use) != \
1620                                                 cur_iuse.intersection(now_use):
1621                                                 myeb_pkg = None
1622                                 if myeb_pkg:
1623                                         binpkguseflags = \
1624                                                 self.trees[myroot]["bintree"].dbapi.aux_get(
1625                                                         myeb_pkg, ["USE"])[0].split()
1626                                         matched_packages.append(
1627                                                 ["binary", myroot, myeb_pkg, binpkguseflags])
1628
1629                                 if "--usepkgonly" not in self.myopts and myeb_matches:
1630                                         matched_packages.append(
1631                                                 ["ebuild", myroot, myeb, None])
1632
1633                                 if not matched_packages and \
1634                                         not (arg and "selective" not in self.myparams):
1635                                         """Fall back to the installed package database.  This is a
1636                                         last resort because the metadata tends to diverge from that
1637                                         of the ebuild in the tree."""
1638                                         myeb_inst_matches = vardb.match(x)
1639                                         if "--usepkgonly" not in self.myopts:
1640                                                 """ TODO: Improve masking check for installed and
1641                                                 binary packages. bug #149816"""
1642                                                 myeb_inst_matches = [pkg for pkg in myeb_inst_matches \
1643                                                         if not portdb.cpv_exists(pkg)]
1644                                         myeb_inst = None
1645                                         if myeb_inst_matches:
1646                                                 myeb_inst = portage.best(myeb_inst_matches)
1647                                         if myeb_inst:
1648                                                 binpkguseflags = vardb.aux_get(
1649                                                         myeb_inst, ["USE"])[0].split()
1650                                                 matched_packages.append(
1651                                                         ["installed", myroot, myeb_inst, binpkguseflags])
1652
1653                                 if not matched_packages:
1654                                         if raise_on_missing:
1655                                                 raise ValueError
1656                                         if not arg:
1657                                                 xinfo='"'+x+'"'
1658                                         else:
1659                                                 xinfo='"'+arg+'"'
1660                                         if myparent:
1661                                                 xfrom = '(dependency required by '+ \
1662                                                         green('"%s"' % myparent[2]) + \
1663                                                         red(' [%s]' % myparent[0]) + ')'
1664                                         alleb = portdb.xmatch("match-all", x)
1665                                         if alleb:
1666                                                 if "--usepkgonly" not in self.myopts:
1667                                                         print "\n!!! "+red("All ebuilds that could satisfy ")+green(xinfo)+red(" have been masked.")
1668                                                         print "!!! One of the following masked packages is required to complete your request:"
1669                                                         oldcomment = ""
1670                                                         shown_licenses = []
1671                                                         for p in alleb:
1672                                                                 mreasons = portage.getmaskingstatus(p,
1673                                                                         settings=pkgsettings, portdb=portdb)
1674                                                                 print "- "+p+" (masked by: "+", ".join(mreasons)+")"
1675                                                                 if "package.mask" in mreasons:
1676                                                                         comment, filename = \
1677                                                                                 portage.getmaskingreason(p,
1678                                                                                 settings=pkgsettings, portdb=portdb,
1679                                                                                 return_location=True)
1680                                                                         if comment and comment != oldcomment:
1681                                                                                 print filename+":"
1682                                                                                 print comment
1683                                                                                 oldcomment = comment
1684                                                                 try:
1685                                                                         licenses = portdb.aux_get(p, ["LICENSE"])[0]
1686                                                                 except KeyError:
1687                                                                         # Corruption will have been reported above.
1688                                                                         continue
1689                                                                 uselist = []
1690                                                                 if "?" in licenses:
1691                                                                         pkgsettings.setcpv(p, mydb=portdb)
1692                                                                         uselist = pkgsettings.get("USE", "").split()
1693                                                                 missing_licenses = []
1694                                                                 try:
1695                                                                         missing_licenses = \
1696                                                                                 pkgsettings.getMissingLicenses(
1697                                                                                         licenses, p, uselist)
1698                                                                 except portage.exception.InvalidDependString:
1699                                                                         # This will have already been reported
1700                                                                         # above via mreasons.
1701                                                                         pass
1702                                                                 for l in missing_licenses:
1703                                                                         l_path = portdb.findLicensePath(l)
1704                                                                         if l in shown_licenses:
1705                                                                                 continue
1706                                                                         msg = ("A copy of the '%s' license" + \
1707                                                                         " is located at '%s'.") % (l, l_path)
1708                                                                         print msg
1709                                                                         print
1710                                                                         shown_licenses.append(l)
1711                                                         print
1712                                                         print "For more information, see MASKED PACKAGES section in the emerge man page or "
1713                                                         print "refer to the Gentoo Handbook."
1714                                                 else:
1715                                                         print "\n!!! "+red("There are no packages available to satisfy: ")+green(xinfo)
1716                                                         print "!!! Either add a suitable binary package or compile from an ebuild."
1717                                         else:
1718                                                 print "\nemerge: there are no ebuilds to satisfy "+green(xinfo)+"."
1719                                         if myparent:
1720                                                 print xfrom
1721                                         print
1722                                         return 0
1723
1724                                 if "--debug" in self.myopts:
1725                                         for pkg in matched_packages:
1726                                                 print (pkg[0] + ":").rjust(10), pkg[2]
1727
1728                                 if len(matched_packages) > 1:
1729                                         bestmatch = portage.best(
1730                                                 [pkg[2] for pkg in matched_packages])
1731                                         matched_packages = [pkg for pkg in matched_packages \
1732                                                 if pkg[2] == bestmatch]
1733
1734                                 # ordered by type preference ("ebuild" type is the last resort)
1735                                 selected_pkg =  matched_packages[0]
1736                                 pkgtype, myroot, mycpv, myuse = selected_pkg
1737                                 mydbapi = self.trees[myroot][self.pkg_tree_map[pkgtype]].dbapi
1738                                 slot_atom = "%s:%s" % (portage.dep_getkey(mycpv),
1739                                         mydbapi.aux_get(mycpv, ["SLOT"])[0])
1740                                 existing_node = self._slot_node_map[myroot].get(
1741                                         slot_atom, None)
1742                                 if existing_node:
1743                                         e_type, myroot, e_cpv, e_status = existing_node
1744                                         if portage.match_from_list(x, [e_cpv]):
1745                                                 # The existing node can be reused.
1746                                                 selected_pkg = [e_type, myroot, e_cpv,
1747                                                         self.useFlags[myroot][e_cpv]]
1748
1749                         if myparent:
1750                                 #we are a dependency, so we want to be unconditionally added
1751                                 mypriority = priority.copy()
1752                                 if vardb.match(x):
1753                                         mypriority.satisfied = True
1754                                 if not self.create(selected_pkg[0:3], myparent,
1755                                         myuse=selected_pkg[-1], priority=mypriority,
1756                                         rev_dep=rev_deps, arg=arg):
1757                                         return 0
1758                         else:
1759                                 #if mysource is not set, then we are a command-line dependency and should not be added
1760                                 #if --onlydeps is specified.
1761                                 if not self.create(selected_pkg[0:3], myparent,
1762                                         addme=("--onlydeps" not in self.myopts),
1763                                         myuse=selected_pkg[-1], rev_dep=rev_deps, arg=arg):
1764                                         return 0
1765
1766                 if "--debug" in self.myopts:
1767                         print "Exiting...",myparent
1768                 return 1
1769
1770         def validate_blockers(self):
1771                 """Remove any blockers from the digraph that do not match any of the
1772                 packages within the graph.  If necessary, create hard deps to ensure
1773                 correct merge order such that mutually blocking packages are never
1774                 installed simultaneously."""
1775
1776                 if "--buildpkgonly" in self.myopts or \
1777                         "--nodeps" in self.myopts:
1778                         return True
1779
1780                 modified_slots = {}
1781                 for myroot in self.trees:
1782                         myslots = {}
1783                         modified_slots[myroot] = myslots
1784                         final_db = self.mydbapi[myroot]
1785                         slot_node_map = self._slot_node_map[myroot]
1786                         for slot_atom, mynode in slot_node_map.iteritems():
1787                                 mytype, myroot, mycpv, mystatus = mynode
1788                                 if mystatus == "merge":
1789                                         myslots[slot_atom] = mycpv
1790
1791                 #if "deep" in self.myparams:
1792                 if True:
1793                         # Pull in blockers from all installed packages that haven't already
1794                         # been pulled into the depgraph.  This is not enabled by default
1795                         # due to the performance penalty that is incurred by all the
1796                         # additional dep_check calls that are required.
1797
1798                         # Optimization hack for dep_check calls that minimizes the
1799                         # available matches by replacing the portdb with a fakedbapi
1800                         # instance.
1801                         class FakePortageTree(object):
1802                                 def __init__(self, mydb):
1803                                         self.dbapi = mydb
1804                         dep_check_trees = {}
1805                         for myroot in self.trees:
1806                                 dep_check_trees[myroot] = self.trees[myroot].copy()
1807                                 dep_check_trees[myroot]["porttree"] = \
1808                                         FakePortageTree(self.mydbapi[myroot])
1809
1810                         dep_keys = ["DEPEND","RDEPEND","PDEPEND"]
1811                         for myroot in self.trees:
1812                                 pkg_node_map = self.pkg_node_map[myroot]
1813                                 vardb = self.trees[myroot]["vartree"].dbapi
1814                                 portdb = self.trees[myroot]["porttree"].dbapi
1815                                 pkgsettings = self.pkgsettings[myroot]
1816                                 final_db = self.mydbapi[myroot]
1817                                 cpv_all_installed = self.trees[myroot]["vartree"].dbapi.cpv_all()
1818                                 blocker_cache = BlockerCache(myroot, vardb)
1819                                 for pkg in cpv_all_installed:
1820                                         blocker_atoms = None
1821                                         matching_node = pkg_node_map.get(pkg, None)
1822                                         if matching_node and \
1823                                                 matching_node[3] == "nomerge":
1824                                                 continue
1825                                         # If this node has any blockers, create a "nomerge"
1826                                         # node for it so that they can be enforced.
1827                                         self.spinner.update()
1828                                         blocker_data = blocker_cache.get(pkg)
1829                                         if blocker_data:
1830                                                 blocker_atoms = blocker_data.atoms
1831                                         else:
1832                                                 dep_vals = vardb.aux_get(pkg, dep_keys)
1833                                                 myuse = vardb.aux_get(pkg, ["USE"])[0].split()
1834                                                 depstr = " ".join(dep_vals)
1835                                                 # It is crucial to pass in final_db here in order to
1836                                                 # optimize dep_check calls by eliminating atoms via
1837                                                 # dep_wordreduce and dep_eval calls.
1838                                                 try:
1839                                                         portage.dep._dep_check_strict = False
1840                                                         try:
1841                                                                 success, atoms = portage.dep_check(depstr,
1842                                                                         final_db, pkgsettings, myuse=myuse,
1843                                                                         trees=dep_check_trees, myroot=myroot)
1844                                                         except Exception, e:
1845                                                                 if isinstance(e, SystemExit):
1846                                                                         raise
1847                                                                 # This is helpful, for example, if a ValueError
1848                                                                 # is thrown from cpv_expand due to multiple
1849                                                                 # matches (this can happen if an atom lacks a
1850                                                                 # category).
1851                                                                 show_invalid_depstring_notice(
1852                                                                         ("installed", myroot, pkg, "nomerge"),
1853                                                                         depstr, str(e))
1854                                                                 del e
1855                                                                 raise
1856                                                 finally:
1857                                                         portage.dep._dep_check_strict = True
1858                                                 if not success:
1859                                                         slot_atom = "%s:%s" % (portage.dep_getkey(pkg),
1860                                                                 vardb.aux_get(pkg, ["SLOT"])[0])
1861                                                         if slot_atom in modified_slots[myroot]:
1862                                                                 # This package is being replaced anyway, so
1863                                                                 # ignore invalid dependencies so as not to
1864                                                                 # annoy the user too much (otherwise they'd be
1865                                                                 # forced to manually unmerge it first).
1866                                                                 continue
1867                                                         show_invalid_depstring_notice(
1868                                                                 ("installed", myroot, pkg, "nomerge"),
1869                                                                 depstr, atoms)
1870                                                         return False
1871                                                 blocker_atoms = [myatom for myatom in atoms \
1872                                                         if myatom.startswith("!")]
1873                                                 counter = long(vardb.aux_get(pkg, ["COUNTER"])[0])
1874                                                 blocker_cache[pkg] = \
1875                                                         blocker_cache.BlockerData(counter, blocker_atoms)
1876                                         if blocker_atoms:
1877                                                 # Don't store this parent in pkg_node_map, because it's
1878                                                 # not needed there and it might overwrite a "merge"
1879                                                 # node with the same cpv.
1880                                                 myparent = ("installed", myroot, pkg, "nomerge")
1881                                                 for myatom in blocker_atoms:
1882                                                         blocker = ("blocks", myroot, myatom[1:])
1883                                                         myparents = \
1884                                                                 self.blocker_parents.get(blocker, None)
1885                                                         if not myparents:
1886                                                                 myparents = set()
1887                                                                 self.blocker_parents[blocker] = myparents
1888                                                         myparents.add(myparent)
1889                                 blocker_cache.flush()
1890                                 del blocker_cache
1891
1892                 for blocker in self.blocker_parents.keys():
1893                         mytype, myroot, mydep = blocker
1894                         initial_db = self.trees[myroot]["vartree"].dbapi
1895                         final_db = self.mydbapi[myroot]
1896                         blocked_initial = initial_db.match(mydep)
1897                         blocked_final = final_db.match(mydep)
1898                         if not blocked_initial and not blocked_final:
1899                                 del self.blocker_parents[blocker]
1900                                 continue
1901                         blocked_slots_initial = {}
1902                         blocked_slots_final = {}
1903                         for cpv in blocked_initial:
1904                                 blocked_slots_initial[cpv] = \
1905                                         "%s:%s" % (portage.dep_getkey(cpv),
1906                                                 initial_db.aux_get(cpv, ["SLOT"])[0])
1907                         for cpv in blocked_final:
1908                                 blocked_slots_final[cpv] = \
1909                                         "%s:%s" % (portage.dep_getkey(cpv),
1910                                                 final_db.aux_get(cpv, ["SLOT"])[0])
1911                         for parent in list(self.blocker_parents[blocker]):
1912                                 ptype, proot, pcpv, pstatus = parent
1913                                 pdbapi = self.trees[proot][self.pkg_tree_map[ptype]].dbapi
1914                                 pslot = pdbapi.aux_get(pcpv, ["SLOT"])[0]
1915                                 pslot_atom = "%s:%s" % (portage.dep_getkey(pcpv), pslot)
1916                                 parent_static = pslot_atom not in modified_slots[proot]
1917                                 unresolved_blocks = False
1918                                 depends_on_order = set()
1919                                 for cpv in blocked_initial:
1920                                         slot_atom = blocked_slots_initial[cpv]
1921                                         if slot_atom == pslot_atom:
1922                                                 # TODO: Support blocks within slots in cases where it
1923                                                 # might make sense.  For example, a new version might
1924                                                 # require that the old version be uninstalled at build
1925                                                 # time.
1926                                                 continue
1927                                         if parent_static and \
1928                                                 slot_atom not in modified_slots[myroot]:
1929                                                 # This blocker will be handled the next time that a
1930                                                 # merge of either package is triggered.
1931                                                 continue
1932                                         if pstatus == "merge" and \
1933                                                 slot_atom in modified_slots[myroot]:
1934                                                 replacement = final_db.match(slot_atom)
1935                                                 if replacement:
1936                                                         if not portage.match_from_list(mydep, replacement):
1937                                                                 # Apparently a replacement may be able to
1938                                                                 # invalidate this block.
1939                                                                 replacement_node = \
1940                                                                         self.pkg_node_map[proot][replacement[0]]
1941                                                                 depends_on_order.add((replacement_node, parent))
1942                                                                 continue
1943                                         # None of the above blocker resolutions techniques apply,
1944                                         # so apparently this one is unresolvable.
1945                                         unresolved_blocks = True
1946                                 for cpv in blocked_final:
1947                                         slot_atom = blocked_slots_final[cpv]
1948                                         if slot_atom == pslot_atom:
1949                                                 # TODO: Support blocks within slots.
1950                                                 continue
1951                                         if parent_static and \
1952                                                 slot_atom not in modified_slots[myroot]:
1953                                                 # This blocker will be handled the next time that a
1954                                                 # merge of either package is triggered.
1955                                                 continue
1956                                         if not parent_static and pstatus == "nomerge" and \
1957                                                 slot_atom in modified_slots[myroot]:
1958                                                 replacement = final_db.match(pslot_atom)
1959                                                 if replacement:
1960                                                         replacement_node = \
1961                                                                 self.pkg_node_map[proot][replacement[0]]
1962                                                         if replacement_node not in \
1963                                                                 self.blocker_parents[blocker]:
1964                                                                 # Apparently a replacement may be able to
1965                                                                 # invalidate this block.
1966                                                                 blocked_node = self.pkg_node_map[proot][cpv]
1967                                                                 depends_on_order.add(
1968                                                                         (replacement_node, blocked_node))
1969                                                                 continue
1970                                         # None of the above blocker resolutions techniques apply,
1971                                         # so apparently this one is unresolvable.
1972                                         unresolved_blocks = True
1973                                 if not unresolved_blocks and depends_on_order:
1974                                         for node, pnode in depends_on_order:
1975                                                 # Enforce correct merge order with a hard dep.
1976                                                 self.digraph.addnode(node, pnode,
1977                                                         priority=DepPriority(buildtime=True))
1978                                                 # Count references to this blocker so that it can be
1979                                                 # invalidated after nodes referencing it have been
1980                                                 # merged.
1981                                                 self.blocker_digraph.addnode(node, blocker)
1982                                 if not unresolved_blocks and not depends_on_order:
1983                                         self.blocker_parents[blocker].remove(parent)
1984                                 if unresolved_blocks:
1985                                         self._unresolved_blocker_parents.setdefault(
1986                                                 blocker, set()).add(parent)
1987                         if not self.blocker_parents[blocker]:
1988                                 del self.blocker_parents[blocker]
1989                 # Validate blockers that depend on merge order.
1990                 if not self.blocker_digraph.empty():
1991                         self.altlist()
1992                 if self._slot_collision_info:
1993                         # The user is only notified of a slot collision if there are no
1994                         # unresolvable blocks.
1995                         for x in self.altlist():
1996                                 if x[0] == "blocks":
1997                                         return True
1998                         self._show_slot_collision_notice(self._slot_collision_info[0])
1999                         if not self._accept_collisions():
2000                                 return False
2001                 return True
2002
2003         def _accept_collisions(self):
2004                 acceptable = False
2005                 for x in ("--nodeps", "--pretend", "--fetchonly", "--fetch-all-uri"):
2006                         if x in self.myopts:
2007                                 acceptable = True
2008                                 break
2009                 return acceptable
2010
2011         def _merge_order_bias(self, mygraph):
2012                 """Order nodes from highest to lowest overall reference count for
2013                 optimal leaf node selection."""
2014                 node_info = {}
2015                 for node in mygraph.order:
2016                         node_info[node] = len(mygraph.parent_nodes(node))
2017                 def cmp_merge_preference(node1, node2):
2018                         return node_info[node2] - node_info[node1]
2019                 mygraph.order.sort(cmp_merge_preference)
2020
2021         def altlist(self, reversed=False):
2022                 if reversed in self._altlist_cache:
2023                         return self._altlist_cache[reversed][:]
2024                 if reversed:
2025                         retlist = self.altlist()
2026                         retlist.reverse()
2027                         self._altlist_cache[reversed] = retlist[:]
2028                         return retlist
2029                 mygraph=self.digraph.copy()
2030                 self._merge_order_bias(mygraph)
2031                 myblockers = self.blocker_digraph.copy()
2032                 retlist=[]
2033                 circular_blocks = False
2034                 blocker_deps = None
2035                 asap_nodes = []
2036                 if reversed:
2037                         get_nodes = mygraph.root_nodes
2038                 else:
2039                         get_nodes = mygraph.leaf_nodes
2040                         for cpv, node in self.pkg_node_map["/"].iteritems():
2041                                 if "portage" == portage.catsplit(portage.dep_getkey(cpv))[-1]:
2042                                         asap_nodes.append(node)
2043                                         break
2044                 ignore_priority_range = [None]
2045                 ignore_priority_range.extend(
2046                         xrange(DepPriority.MIN, DepPriority.MEDIUM + 1))
2047                 tree_mode = "--tree" in self.myopts
2048                 while not mygraph.empty():
2049                         ignore_priority = None
2050                         nodes = None
2051                         if asap_nodes:
2052                                 """ASAP nodes are merged before their soft deps."""
2053                                 for node in asap_nodes:
2054                                         if not mygraph.contains(node):
2055                                                 asap_nodes.remove(node)
2056                                                 continue
2057                                         if not mygraph.child_nodes(node,
2058                                                 ignore_priority=DepPriority.SOFT):
2059                                                 nodes = [node]
2060                                                 asap_nodes.remove(node)
2061                                                 break
2062                         if not nodes:
2063                                 for ignore_priority in ignore_priority_range:
2064                                         nodes = get_nodes(ignore_priority=ignore_priority)
2065                                         if nodes:
2066                                                 break
2067                         selected_nodes = None
2068                         if nodes:
2069                                 if ignore_priority <= DepPriority.SOFT:
2070                                         if ignore_priority is None and not tree_mode:
2071                                                 # Greedily pop all of these nodes since no relationship
2072                                                 # has been ignored.  This optimization destroys --tree
2073                                                 # output, so it's disabled in reversed mode.
2074                                                 selected_nodes = nodes
2075                                         else:
2076                                                 # For optimal merge order:
2077                                                 #  * Only pop one node.
2078                                                 #  * Removing a root node (node without a parent)
2079                                                 #    will not produce a leaf node, so avoid it.
2080                                                 for node in nodes:
2081                                                         if mygraph.parent_nodes(node):
2082                                                                 # found a non-root node
2083                                                                 selected_nodes = [node]
2084                                                                 break
2085                                                 if not selected_nodes:
2086                                                         # settle for a root node
2087                                                         selected_nodes = [nodes[0]]
2088                                 else:
2089                                         """Recursively gather a group of nodes that RDEPEND on
2090                                         eachother.  This ensures that they are merged as a group
2091                                         and get their RDEPENDs satisfied as soon as possible."""
2092                                         def gather_deps(mergeable_nodes, selected_nodes, node):
2093                                                 if node in selected_nodes:
2094                                                         return True
2095                                                 if node not in mergeable_nodes:
2096                                                         return False
2097                                                 selected_nodes.add(node)
2098                                                 for child in mygraph.child_nodes(node,
2099                                                         ignore_priority=DepPriority.SOFT):
2100                                                         if not gather_deps(
2101                                                                 mergeable_nodes, selected_nodes, child):
2102                                                                 return False
2103                                                 return True
2104                                         mergeable_nodes = set(nodes)
2105                                         for node in nodes:
2106                                                 selected_nodes = set()
2107                                                 if gather_deps(
2108                                                         mergeable_nodes, selected_nodes, node):
2109                                                         break
2110                                                 else:
2111                                                         selected_nodes = None
2112
2113                         if not selected_nodes:
2114                                 if not myblockers.is_empty():
2115                                         """A blocker couldn't be circumnavigated while keeping all
2116                                         dependencies satisfied.  The user will have to resolve this
2117                                         manually.  This is a panic condition and thus the order
2118                                         doesn't really matter, so just pop a random node in order
2119                                         to avoid a circular dependency panic if possible."""
2120                                         if not circular_blocks:
2121                                                 circular_blocks = True
2122                                                 blocker_deps = myblockers.leaf_nodes()
2123                                         if blocker_deps:
2124                                                 selected_nodes = [blocker_deps.pop()]
2125
2126                         if not selected_nodes:
2127                                 # No leaf nodes are available, so we have a circular
2128                                 # dependency panic situation.  Reduce the noise level to a
2129                                 # minimum via repeated elimination of root nodes since they
2130                                 # have no parents and thus can not be part of a cycle.
2131                                 while True:
2132                                         root_nodes = mygraph.root_nodes(
2133                                                 ignore_priority=DepPriority.SOFT)
2134                                         if not root_nodes:
2135                                                 break
2136                                         for node in root_nodes:
2137                                                 mygraph.remove(node)
2138                                 # Display the USE flags that are enabled on nodes that are part
2139                                 # of dependency cycles in case that helps the user decide to
2140                                 # disable some of them.
2141                                 display_order = []
2142                                 tempgraph = mygraph.copy()
2143                                 while not tempgraph.empty():
2144                                         nodes = tempgraph.leaf_nodes()
2145                                         if not nodes:
2146                                                 node = tempgraph.order[0]
2147                                         else:
2148                                                 node = nodes[0]
2149                                         display_order.append(list(node))
2150                                         tempgraph.remove(node)
2151                                 display_order.reverse()
2152                                 self.myopts.pop("--quiet", None)
2153                                 self.myopts.pop("--verbose", None)
2154                                 self.myopts["--tree"] = True
2155                                 self.display(display_order)
2156                                 print "!!! Error: circular dependencies:"
2157                                 print
2158                                 mygraph.debug_print()
2159                                 print
2160                                 print "!!! Note that circular dependencies can often be avoided by temporarily"
2161                                 print "!!! disabling USE flags that trigger optional dependencies."
2162                                 sys.exit(1)
2163
2164                         for node in selected_nodes:
2165                                 retlist.append(list(node))
2166                                 mygraph.remove(node)
2167                                 if not reversed and not circular_blocks and myblockers.contains(node):
2168                                         """This node may have invalidated one or more blockers."""
2169                                         myblockers.remove(node)
2170                                         for blocker in myblockers.root_nodes():
2171                                                 if not myblockers.child_nodes(blocker):
2172                                                         myblockers.remove(blocker)
2173                                                         unresolved = \
2174                                                                 self._unresolved_blocker_parents.get(blocker)
2175                                                         if unresolved:
2176                                                                 self.blocker_parents[blocker] = unresolved
2177                                                         else:
2178                                                                 del self.blocker_parents[blocker]
2179
2180                 if not reversed:
2181                         """Blocker validation does not work with reverse mode,
2182                         so self.altlist() should first be called with reverse disabled
2183                         so that blockers are properly validated."""
2184                         self.blocker_digraph = myblockers
2185
2186                 """ Add any unresolved blocks so that they can be displayed."""
2187                 for blocker in self.blocker_parents:
2188                         retlist.append(list(blocker))
2189                 self._altlist_cache[reversed] = retlist[:]
2190                 return retlist
2191
2192         def xcreate(self,mode="system"):
2193                 vardb = self.trees[self.target_root]["vartree"].dbapi
2194                 portdb = self.trees[self.target_root]["porttree"].dbapi
2195                 bindb = self.trees[self.target_root]["bintree"].dbapi
2196                 def visible(mylist):
2197                         matches = portdb.gvisible(portdb.visible(mylist))
2198                         return [x for x in mylist \
2199                                 if x in matches or not portdb.cpv_exists(x)]
2200                 world_problems = False
2201                 if mode=="system":
2202                         mylist = getlist(self.settings, "system")
2203                 else:
2204                         #world mode
2205                         worldlist = getlist(self.settings, "world")
2206                         mylist = getlist(self.settings, "system")
2207                         worlddict=genericdict(worldlist)
2208
2209                         for x in worlddict.keys():
2210                                 if not portage.isvalidatom(x):
2211                                         world_problems = True
2212                                 elif not self.trees[self.target_root]["vartree"].dbapi.match(x):
2213                                         world_problems = True
2214                                 else:
2215                                         mylist.append(x)
2216
2217                 newlist = []
2218                 for atom in mylist:
2219                         mykey = portage.dep_getkey(atom)
2220                         if True:
2221                                 newlist.append(atom)
2222                                 """Make sure all installed slots are updated when possible.
2223                                 Do this with --emptytree also, to ensure that all slots are
2224                                 remerged."""
2225                                 myslots = set()
2226                                 for cpv in vardb.match(mykey):
2227                                         myslots.add(vardb.aux_get(cpv, ["SLOT"])[0])
2228                                 if myslots:
2229                                         best_pkgs = []
2230                                         if "--usepkg" in self.myopts:
2231                                                 mymatches = bindb.match(atom)
2232                                                 if "--usepkgonly" not in self.myopts:
2233                                                         mymatches = visible(mymatches)
2234                                                 best_pkg = portage.best(mymatches)
2235                                                 if best_pkg:
2236                                                         best_slot = bindb.aux_get(best_pkg, ["SLOT"])[0]
2237                                                         best_pkgs.append(("binary", best_pkg, best_slot))
2238                                         if "--usepkgonly" not in self.myopts:
2239                                                 best_pkg = portage.best(portdb.match(atom))
2240                                                 if best_pkg:
2241                                                         best_slot = portdb.aux_get(best_pkg, ["SLOT"])[0]
2242                                                         best_pkgs.append(("ebuild", best_pkg, best_slot))
2243                                         if best_pkgs:
2244                                                 best_pkg = portage.best([x[1] for x in best_pkgs])
2245                                                 best_pkgs = [x for x in best_pkgs if x[1] == best_pkg]
2246                                                 best_slot = best_pkgs[0][2]
2247                                                 myslots.add(best_slot)
2248                                 if len(myslots) > 1:
2249                                         for myslot in myslots:
2250                                                 myslot_atom = "%s:%s" % (mykey, myslot)
2251                                                 available = False
2252                                                 if "--usepkgonly" not in self.myopts and \
2253                                                         self.trees[self.target_root][
2254                                                         "porttree"].dbapi.match(myslot_atom):
2255                                                         available = True
2256                                                 elif "--usepkg" in self.myopts:
2257                                                         mymatches = bindb.match(myslot_atom)
2258                                                         if "--usepkgonly" not in self.myopts:
2259                                                                 mymatches = visible(mymatches)
2260                                                         if mymatches:
2261                                                                 available = True
2262                                                 if available:
2263                                                         newlist.append(myslot_atom)
2264                 mylist = newlist
2265
2266                 missing_atoms = []
2267                 for mydep in mylist:
2268                         try:
2269                                 if not self.select_dep(
2270                                         self.target_root, mydep, raise_on_missing=True, arg=mydep):
2271                                         print >> sys.stderr, "\n\n!!! Problem resolving dependencies for", mydep
2272                                         return 0
2273                         except ValueError:
2274                                 missing_atoms.append(mydep)
2275
2276                 if not self.validate_blockers():
2277                         return False
2278
2279                 if world_problems:
2280                         print >> sys.stderr, "\n!!! Problems have been detected with your world file"
2281                         print >> sys.stderr, "!!! Please run "+green("emaint --check world")+"\n"
2282
2283                 if missing_atoms:
2284                         print >> sys.stderr, "\n" + colorize("BAD", "!!!") + \
2285                                 " Ebuilds for the following packages are either all"
2286                         print >> sys.stderr, colorize("BAD", "!!!") + " masked or don't exist:"
2287                         print >> sys.stderr, " ".join(missing_atoms) + "\n"
2288
2289                 return 1
2290
2291         def display(self,mylist,verbosity=None):
2292                 if verbosity is None:
2293                         verbosity = ("--quiet" in self.myopts and 1 or \
2294                                 "--verbose" in self.myopts and 3 or 2)
2295                 changelogs=[]
2296                 p=[]
2297                 blockers = []
2298
2299                 counters = PackageCounters()
2300
2301                 if verbosity == 1 and "--verbose" not in self.myopts:
2302                         def create_use_string(*args):
2303                                 return ""
2304                 else:
2305                         def create_use_string(name, cur_iuse, iuse_forced, cur_use,
2306                                 old_iuse, old_use,
2307                                 is_new, all_flags=(verbosity == 3 or "--quiet" in self.myopts),
2308                                 alphabetical=("--alphabetical" in self.myopts)):
2309                                 enabled = []
2310                                 if alphabetical:
2311                                         disabled = enabled
2312                                         removed = enabled
2313                                 else:
2314                                         disabled = []
2315                                         removed = []
2316                                 cur_iuse = set(cur_iuse)
2317                                 enabled_flags = cur_iuse.intersection(cur_use)
2318                                 removed_iuse = set(old_iuse).difference(cur_iuse)
2319                                 any_iuse = cur_iuse.union(old_iuse)
2320                                 any_iuse = list(any_iuse)
2321                                 any_iuse.sort()
2322                                 for flag in any_iuse:
2323                                         flag_str = None
2324                                         isEnabled = False
2325                                         if flag in enabled_flags:
2326                                                 isEnabled = True
2327                                                 if is_new or flag in old_use and all_flags:
2328                                                         flag_str = red(flag)
2329                                                 elif flag not in old_iuse:
2330                                                         flag_str = yellow(flag) + "%*"
2331                                                 elif flag not in old_use:
2332                                                         flag_str = green(flag) + "*"
2333                                         elif flag in removed_iuse:
2334                                                 if all_flags:
2335                                                         flag_str = yellow("-" + flag) + "%"
2336                                                         if flag in old_use:
2337                                                                 flag_str += "*"
2338                                                         flag_str = "(" + flag_str + ")"
2339                                                         removed.append(flag_str)
2340                                                 continue
2341                                         else:
2342                                                 if is_new or flag in old_iuse and flag not in old_use and all_flags:
2343                                                         flag_str = blue("-" + flag)
2344                                                 elif flag not in old_iuse:
2345                                                         flag_str = yellow("-" + flag)
2346                                                         if flag not in iuse_forced:
2347                                                                 flag_str += "%"
2348                                                 elif flag in old_use:
2349                                                         flag_str = green("-" + flag) + "*"
2350                                         if flag_str:
2351                                                 if flag in iuse_forced:
2352                                                         flag_str = "(" + flag_str + ")"
2353                                                 if isEnabled:
2354                                                         enabled.append(flag_str)
2355                                                 else:
2356                                                         disabled.append(flag_str)
2357
2358                                 if alphabetical:
2359                                         ret = " ".join(enabled)
2360                                 else:
2361                                         ret = " ".join(enabled + disabled + removed)
2362                                 if ret:
2363                                         ret = '%s="%s" ' % (name, ret)
2364                                 return ret
2365
2366                 if verbosity == 3:
2367                         # FIXME: account for the possibility of different overlays in
2368                         # /etc/make.conf vs. ${PORTAGE_CONFIGROOT}/etc/make.conf
2369                         overlays = self.settings["PORTDIR_OVERLAY"].split()
2370                         overlays_real = [os.path.realpath(t) \
2371                                 for t in self.settings["PORTDIR_OVERLAY"].split()]
2372
2373                 tree_nodes = []
2374                 display_list = []
2375                 mygraph = self._parent_child_digraph
2376                 i = 0
2377                 depth = 0
2378                 shown_edges = set()
2379                 for x in mylist:
2380                         if "blocks" == x[0]:
2381                                 display_list.append((x, 0, True))
2382                                 continue
2383                         graph_key = tuple(x)
2384                         if "--tree" in self.myopts:
2385                                 depth = len(tree_nodes)
2386                                 while depth and graph_key not in \
2387                                         mygraph.child_nodes(tree_nodes[depth-1]):
2388                                                 depth -= 1
2389                                 if depth:
2390                                         tree_nodes = tree_nodes[:depth]
2391                                         tree_nodes.append(graph_key)
2392                                         display_list.append((x, depth, True))
2393                                         shown_edges.add((graph_key, tree_nodes[depth-1]))
2394                                 else:
2395                                         traversed_nodes = set() # prevent endless circles
2396                                         traversed_nodes.add(graph_key)
2397                                         def add_parents(current_node, ordered):
2398                                                 parent_nodes = mygraph.parent_nodes(current_node)
2399                                                 if parent_nodes:
2400                                                         child_nodes = set(mygraph.child_nodes(current_node))
2401                                                         selected_parent = None
2402                                                         # First, try to avoid a direct cycle.
2403                                                         for node in parent_nodes:
2404                                                                 if node not in traversed_nodes and \
2405                                                                         node not in child_nodes:
2406                                                                         edge = (current_node, node)
2407                                                                         if edge in shown_edges:
2408                                                                                 continue
2409                                                                         selected_parent = node
2410                                                                         break
2411                                                         if not selected_parent:
2412                                                                 # A direct cycle is unavoidable.
2413                                                                 for node in parent_nodes:
2414                                                                         if node not in traversed_nodes:
2415                                                                                 edge = (current_node, node)
2416                                                                                 if edge in shown_edges:
2417                                                                                         continue
2418                                                                                 selected_parent = node
2419                                                                                 break
2420                                                         if selected_parent:
2421                                                                 shown_edges.add((current_node, selected_parent))
2422                                                                 traversed_nodes.add(selected_parent)
2423                                                                 add_parents(selected_parent, False)
2424                                                 display_list.append((list(current_node),
2425                                                         len(tree_nodes), ordered))
2426                                                 tree_nodes.append(current_node)
2427                                         tree_nodes = []
2428                                         add_parents(graph_key, True)
2429                         else:
2430                                 display_list.append((x, depth, True))
2431                 mylist = display_list
2432
2433                 last_merge_depth = 0
2434                 for i in xrange(len(mylist)-1,-1,-1):
2435                         graph_key, depth, ordered = mylist[i]
2436                         if not ordered and depth == 0 and i > 0 \
2437                                 and graph_key == mylist[i-1][0] and \
2438                                 mylist[i-1][1] == 0:
2439                                 # An ordered node got a consecutive duplicate when the tree was
2440                                 # being filled in.
2441                                 del mylist[i]
2442                                 continue
2443                         if "blocks" == graph_key[0]:
2444                                 continue
2445                         if ordered and graph_key[-1] != "nomerge":
2446                                 last_merge_depth = depth
2447                                 continue
2448                         if depth >= last_merge_depth or \
2449                                 i < len(mylist) - 1 and \
2450                                 depth >= mylist[i+1][1]:
2451                                         del mylist[i]
2452
2453                 from portage import flatten
2454                 from portage.dep import use_reduce, paren_reduce
2455                 display_overlays=False
2456                 # files to fetch list - avoids counting a same file twice
2457                 # in size display (verbose mode)
2458                 myfetchlist=[]
2459                 for mylist_index in xrange(len(mylist)):
2460                         x, depth, ordered = mylist[mylist_index]
2461                         pkg_type = x[0]
2462                         myroot = x[1]
2463                         pkg_key = x[2]
2464                         portdb = self.trees[myroot]["porttree"].dbapi
2465                         bindb  = self.trees[myroot]["bintree"].dbapi
2466                         vardb = self.trees[myroot]["vartree"].dbapi
2467                         vartree = self.trees[myroot]["vartree"]
2468                         pkgsettings = self.pkgsettings[myroot]
2469
2470                         fetch=" "
2471
2472                         if x[0]=="blocks":
2473                                 addl=""+red("B")+"  "+fetch+"  "
2474                                 if ordered:
2475                                         counters.blocks += 1
2476                                 resolved = portage.key_expand(
2477                                         pkg_key, mydb=vardb, settings=pkgsettings)
2478                                 if "--columns" in self.myopts and "--quiet" in self.myopts:
2479                                         addl = addl + " " + red(resolved)
2480                                 else:
2481                                         addl = "[blocks " + addl + "] " + red(resolved)
2482                                 block_parents = self.blocker_parents[tuple(x)]
2483                                 block_parents = set([pnode[2] for pnode in block_parents])
2484                                 block_parents = ", ".join(block_parents)
2485                                 if resolved!=x[2]:
2486                                         addl += bad(" (\"%s\" is blocking %s)") % \
2487                                                 (pkg_key, block_parents)
2488                                 else:
2489                                         addl += bad(" (is blocking %s)") % block_parents
2490                                 blockers.append(addl)
2491                         else:
2492                                 mydbapi = self.trees[myroot][self.pkg_tree_map[pkg_type]].dbapi
2493                                 pkg_status = x[3]
2494                                 binary_package = True
2495                                 if "ebuild" == pkg_type:
2496                                         if "merge" == x[3] or \
2497                                                 not vartree.dbapi.cpv_exists(pkg_key):
2498                                                 """An ebuild "merge" node or a --onlydeps "nomerge"
2499                                                 node."""
2500                                                 binary_package = False
2501                                                 pkgsettings.setcpv(pkg_key, mydb=portdb)
2502                                                 if pkg_key not in self.useFlags[myroot]:
2503                                                         self.useFlags[myroot][pkg_key] = \
2504                                                                 pkgsettings["USE"].split()
2505                                         else:
2506                                                 # An ebuild "nomerge" node, so USE come from the vardb.
2507                                                 mydbapi = vartree.dbapi
2508                                 if pkg_key not in self.useFlags[myroot]:
2509                                         """If this is a --resume then the USE flags need to be
2510                                         fetched from the appropriate locations here."""
2511                                         self.useFlags[myroot][pkg_key] = mydbapi.aux_get(
2512                                                 pkg_key, ["USE"])[0].split()
2513
2514                                 try:
2515                                         restrict = flatten(use_reduce(paren_reduce(
2516                                                 mydbapi.aux_get(pkg_key, ["RESTRICT"])[0]),
2517                                                 uselist=self.useFlags[myroot][pkg_key]))
2518                                 except portage.exception.InvalidDependString, e:
2519                                         if pkg_status != "nomerge":
2520                                                 restrict = mydbapi.aux_get(pkg_key, ["RESTRICT"])[0]
2521                                                 show_invalid_depstring_notice(x, restrict, str(e))
2522                                                 del e
2523                                                 sys.exit(1)
2524                                         restrict = []
2525                                 if "ebuild" == pkg_type and x[3] != "nomerge" and \
2526                                         "fetch" in restrict:
2527                                         fetch = red("F")
2528                                         if ordered:
2529                                                 counters.restrict_fetch += 1
2530                                         if portdb.fetch_check(
2531                                                 pkg_key, self.useFlags[myroot][pkg_key]):
2532                                                 fetch = green("f")
2533                                                 if ordered:
2534                                                         counters.restrict_fetch_satisfied += 1
2535
2536                                 #we need to use "--emptrytree" testing here rather than "empty" param testing because "empty"
2537                                 #param is used for -u, where you still *do* want to see when something is being upgraded.
2538                                 myoldbest=""
2539                                 if vardb.cpv_exists(pkg_key):
2540                                         addl="  "+yellow("R")+fetch+"  "
2541                                         if x[3] != "nomerge":
2542                                                 if ordered:
2543                                                         counters.reinst += 1
2544                                 elif vardb.match(portage.dep_getkey(pkg_key)):
2545                                         mynewslot = mydbapi.aux_get(pkg_key, ["SLOT"])[0]
2546                                         myoldlist = self.trees[x[1]]["vartree"].dbapi.match(
2547                                                 portage.pkgsplit(x[2])[0])
2548                                         myinslotlist = [inst_pkg for inst_pkg in myoldlist
2549                                                 if mynewslot == vardb.aux_get(inst_pkg, ["SLOT"])[0]]
2550                                         if myinslotlist:
2551                                                 myoldbest=portage.best(myinslotlist)
2552                                                 addl="   "+fetch
2553                                                 if portage.pkgcmp(portage.pkgsplit(x[2]), portage.pkgsplit(myoldbest)) < 0:
2554                                                         # Downgrade in slot
2555                                                         addl+=turquoise("U")+blue("D")
2556                                                         if ordered:
2557                                                                 counters.downgrades += 1
2558                                                 else:
2559                                                         # Update in slot
2560                                                         addl+=turquoise("U")+" "
2561                                                         if ordered:
2562                                                                 counters.upgrades += 1
2563                                         else:
2564                                                 # New slot, mark it new.
2565                                                 addl=" "+green("NS")+fetch+"  "
2566                                                 if ordered:
2567                                                         counters.newslot += 1
2568
2569                                         if "--changelog" in self.myopts:
2570                                                 slot_atom = "%s:%s" % (portage.dep_getkey(pkg_key),
2571                                                         mydbapi.aux_get(pkg_key, ["SLOT"])[0])
2572                                                 inst_matches = vardb.match(slot_atom)
2573                                                 if inst_matches:
2574                                                         changelogs.extend(self.calc_changelog(
2575                                                                 portdb.findname(pkg_key),
2576                                                                 inst_matches[0], pkg_key))
2577                                 else:
2578                                         addl=" "+green("N")+" "+fetch+"  "
2579                                         if ordered:
2580                                                 counters.new += 1
2581
2582                                 verboseadd=""
2583
2584                                 if pkg_key in self.useFlags[myroot]:
2585                                         # USE flag display
2586                                         cur_iuse = list(filter_iuse_defaults(
2587                                                 mydbapi.aux_get(pkg_key, ["IUSE"])[0].split()))
2588
2589                                         forced_flags = set()
2590                                         if not binary_package:
2591                                                 forced_flags.update(pkgsettings.useforce)
2592                                                 forced_flags.update(pkgsettings.usemask)
2593
2594                                         cur_iuse = portage.unique_array(cur_iuse)
2595                                         cur_iuse.sort()
2596                                         cur_use = self.useFlags[myroot][pkg_key]
2597                                         cur_use = [flag for flag in cur_use if flag in cur_iuse]
2598
2599                                         if myoldbest:
2600                                                 pkg = myoldbest
2601                                         else:
2602                                                 pkg = x[2]
2603                                         if self.trees[x[1]]["vartree"].dbapi.cpv_exists(pkg):
2604                                                 old_iuse, old_use = \
2605                                                         self.trees[x[1]]["vartree"].dbapi.aux_get(
2606                                                                 pkg, ["IUSE", "USE"])
2607                                                 old_iuse = list(set(
2608                                                         filter_iuse_defaults(old_iuse.split())))
2609                                                 old_iuse.sort()
2610                                                 old_use = old_use.split()
2611                                                 is_new = False
2612                                         else:
2613                                                 old_iuse = []
2614                                                 old_use = []
2615                                                 is_new = True
2616
2617                                         old_use = [flag for flag in old_use if flag in old_iuse]
2618
2619                                         use_expand = pkgsettings["USE_EXPAND"].lower().split()
2620                                         use_expand.sort()
2621                                         use_expand.reverse()
2622                                         use_expand_hidden = \
2623                                                 pkgsettings["USE_EXPAND_HIDDEN"].lower().split()
2624
2625                                         def map_to_use_expand(myvals, forcedFlags=False):
2626                                                 ret = {}
2627                                                 forced = {}
2628                                                 for exp in use_expand:
2629                                                         ret[exp] = []
2630                                                         forced[exp] = set()
2631                                                         for val in myvals[:]:
2632                                                                 if val.startswith(exp.lower()+"_"):
2633                                                                         if val in forced_flags:
2634                                                                                 forced[exp].add(val[len(exp)+1:])
2635                                                                         ret[exp].append(val[len(exp)+1:])
2636                                                                         myvals.remove(val)
2637                                                 ret["USE"] = myvals
2638                                                 forced["USE"] = [val for val in myvals \
2639                                                         if val in forced_flags]
2640                                                 for exp in use_expand_hidden:
2641                                                         if exp in ret:
2642                                                                 del ret[exp]
2643                                                 if forcedFlags:
2644                                                         return ret, forced
2645                                                 return ret
2646
2647                                         cur_iuse_map, iuse_forced = \
2648                                                 map_to_use_expand(cur_iuse, forcedFlags=True)
2649                                         cur_use_map = map_to_use_expand(cur_use)
2650                                         old_iuse_map = map_to_use_expand(old_iuse)
2651                                         old_use_map = map_to_use_expand(old_use)
2652
2653                                         use_expand.sort()
2654                                         use_expand.insert(0, "USE")
2655
2656                                         for key in use_expand:
2657                                                 if key in use_expand_hidden:
2658                                                         continue
2659                                                 verboseadd += create_use_string(key.upper(),
2660                                                         cur_iuse_map[key], iuse_forced[key],
2661                                                         cur_use_map[key], old_iuse_map[key],
2662                                                         old_use_map[key], is_new)
2663
2664                                 if verbosity == 3:
2665                                         # size verbose
2666                                         mysize=0
2667                                         if x[0] == "ebuild" and ordered and x[-1] != "nomerge":
2668                                                 try:
2669                                                         myfilesdict = portdb.getfetchsizes(pkg_key,
2670                                                                 useflags=self.useFlags[myroot][pkg_key],
2671                                                                 debug=self.edebug)
2672                                                 except portage.exception.InvalidDependString, e:
2673                                                         src_uri = portdb.aux_get(pkg_key, ["SRC_URI"])[0]
2674                                                         show_invalid_depstring_notice(x, src_uri, str(e))
2675                                                         del e
2676                                                         sys.exit(1)
2677                                                 if myfilesdict is None:
2678                                                         myfilesdict="[empty/missing/bad digest]"
2679                                                 else:
2680                                                         for myfetchfile in myfilesdict.keys():
2681                                                                 if myfetchfile not in myfetchlist:
2682                                                                         mysize+=myfilesdict[myfetchfile]
2683                                                                         myfetchlist.append(myfetchfile)
2684                                                         counters.totalsize += mysize
2685                                                 verboseadd+=format_size(mysize)+" "
2686
2687                                         # overlay verbose
2688                                         # XXX: Invalid binaries have caused tracebacks here. 'if file_name'
2689                                         # x = ['binary', '/', 'sys-apps/pcmcia-cs-3.2.7.2.6', 'merge']
2690                                         file_name = portdb.findname(pkg_key)
2691                                         if file_name: # It might not exist in the tree
2692                                                 dir_name=os.path.abspath(os.path.dirname(file_name)+"/../..")
2693                                                 if (overlays_real.count(dir_name)>0):
2694                                                         verboseadd+=teal("["+str(overlays_real.index(
2695                                                                 os.path.normpath(dir_name))+1)+"]")+" "
2696                                                         display_overlays=True
2697                                         else:
2698                                                 verboseadd += "[No ebuild?]"
2699
2700                                 xs = list(portage.pkgsplit(x[2]))
2701                                 if xs[2]=="r0":
2702                                         xs[2]=""
2703                                 else:
2704                                         xs[2]="-"+xs[2]
2705
2706                                 mywidth = 130
2707                                 if "COLUMNWIDTH" in self.settings:
2708                                         try:
2709                                                 mywidth = int(self.settings["COLUMNWIDTH"])
2710                                         except ValueError, e:
2711                                                 portage.writemsg("!!! %s\n" % str(e), noiselevel=-1)
2712                                                 portage.writemsg(
2713                                                         "!!! Unable to parse COLUMNWIDTH='%s'\n" % \
2714                                                         self.settings["COLUMNWIDTH"], noiselevel=-1)
2715                                                 del e
2716                                 oldlp=mywidth-30
2717                                 newlp=oldlp-30
2718
2719                                 indent = " " * depth
2720
2721                                 if myoldbest:
2722                                         myoldbest=portage.pkgsplit(myoldbest)[1]+"-"+portage.pkgsplit(myoldbest)[2]
2723                                         if myoldbest[-3:]=="-r0":
2724                                                 myoldbest=myoldbest[:-3]
2725                                         myoldbest=blue("["+myoldbest+"]")
2726
2727                                 if x[1]!="/":
2728                                         if myoldbest:
2729                                                 myoldbest +=" "
2730                                         if "--columns" in self.myopts:
2731                                                 if "--quiet" in self.myopts:
2732                                                         myprint=addl+" "+indent+darkgreen(xs[0])
2733                                                         myprint=myprint+darkblue(" "+xs[1]+xs[2])+" "
2734                                                         myprint=myprint+myoldbest
2735                                                         myprint=myprint+darkgreen("to "+x[1])
2736                                                 else:
2737                                                         myprint="["+x[0]+" "+addl+"] "+indent+darkgreen(xs[0])
2738                                                         if (newlp-nc_len(myprint)) > 0:
2739                                                                 myprint=myprint+(" "*(newlp-nc_len(myprint)))
2740                                                         myprint=myprint+"["+darkblue(xs[1]+xs[2])+"] "
2741                                                         if (oldlp-nc_len(myprint)) > 0:
2742                                                                 myprint=myprint+" "*(oldlp-nc_len(myprint))
2743                                                         myprint=myprint+myoldbest
2744                                                         myprint=myprint+darkgreen("to "+x[1])+" "+verboseadd
2745                                         else:
2746                                                 if x[-1] == "nomerge" or not ordered:
2747                                                         myprint = darkblue("[nomerge      ] ")
2748                                                 else:
2749                                                         myprint = "[" + pkg_type + " " + addl + "] "
2750                                                 myprint += indent + darkgreen(pkg_key) + " " + \
2751                                                         myoldbest + darkgreen("to " + myroot) + " " + \
2752                                                         verboseadd
2753                                 else:
2754                                         if "--columns" in self.myopts:
2755                                                 if "--quiet" in self.myopts:
2756                                                         myprint=addl+" "+indent+darkgreen(xs[0])
2757                                                         myprint=myprint+" "+green(xs[1]+xs[2])+" "
2758                                                         myprint=myprint+myoldbest
2759                                                 else:
2760                                                         myprint="["+x[0]+" "+addl+"] "+indent+darkgreen(xs[0])
2761                                                         if (newlp-nc_len(myprint)) > 0:
2762                                                                 myprint=myprint+(" "*(newlp-nc_len(myprint)))
2763                                                         myprint=myprint+green(" ["+xs[1]+xs[2]+"] ")
2764                                                         if (oldlp-nc_len(myprint)) > 0:
2765                                                                 myprint=myprint+(" "*(oldlp-nc_len(myprint)))
2766                                                         myprint=myprint+myoldbest+"  "+verboseadd
2767                                         else:
2768                                                 if x[-1] == "nomerge" or not ordered:
2769                                                         myprint=darkblue("[nomerge      ] "+indent+x[2]+" "+myoldbest+" ")+verboseadd
2770                                                 else:
2771                                                         myprint="["+x[0]+" "+addl+"] "+indent+darkgreen(x[2])+" "+myoldbest+" "+verboseadd
2772                                 p.append(myprint)
2773
2774                         mysplit = portage.pkgsplit(x[2])
2775                         if "--tree" not in self.myopts and mysplit and \
2776                                 len(mysplit) == 3 and mysplit[0] == "sys-apps/portage" and \
2777                                 x[1] == "/":
2778
2779                                 if mysplit[2] == "r0":
2780                                         myversion = mysplit[1]
2781                                 else:
2782                                         myversion = "%s-%s" % (mysplit[1], mysplit[2])
2783
2784                                 if myversion != portage.VERSION and "--quiet" not in self.myopts:
2785                                         if mylist_index < len(mylist) - 1 and \
2786                                                 "livecvsportage" not in self.settings.features:
2787                                                 p.append(colorize("WARN", "*** Portage will stop merging at this point and reload itself,"))
2788                                                 p.append(colorize("WARN", "    then resume the merge."))
2789                                                 print
2790                         del mysplit
2791
2792                 for x in p:
2793                         print x
2794                 for x in blockers:
2795                         print x
2796
2797                 if verbosity == 3:
2798                         print
2799                         print counters
2800                         if overlays and display_overlays:
2801                                 print "Portage overlays:"
2802                                 y=0
2803                                 for x in overlays:
2804                                         y=y+1
2805                                         print " "+teal("["+str(y)+"]"),x
2806
2807                 if "--changelog" in self.myopts:
2808                         print
2809                         for revision,text in changelogs:
2810                                 print bold('*'+revision)
2811                                 sys.stdout.write(text)
2812
2813                 if self._pprovided_args:
2814                         msg = []
2815                         msg.append(bad("\nWARNING: "))
2816                         if len(self._pprovided_args) > 1:
2817                                 msg.append("Requested packages will not be " + \
2818                                         "merged because they are listed in\n")
2819                         else:
2820                                 msg.append("A requested package will not be " + \
2821                                         "merged because it is listed in\n")
2822                         msg.append("         package.provided:\n\n")
2823                         for arg in self._pprovided_args:
2824                                 msg.append("             " + arg + "\n")
2825                         msg.append("\n")
2826                         sys.stderr.write("".join(msg))
2827
2828         def calc_changelog(self,ebuildpath,current,next):
2829                 if ebuildpath == None or not os.path.exists(ebuildpath):
2830                         return []
2831                 current = '-'.join(portage.catpkgsplit(current)[1:])
2832                 if current.endswith('-r0'):
2833                         current = current[:-3]
2834                 next = '-'.join(portage.catpkgsplit(next)[1:])
2835                 if next.endswith('-r0'):
2836                         next = next[:-3]
2837                 changelogpath = os.path.join(os.path.split(ebuildpath)[0],'ChangeLog')
2838                 try:
2839                         changelog = open(changelogpath).read()
2840                 except SystemExit, e:
2841                         raise # Needed else can't exit
2842                 except:
2843                         return []
2844                 divisions = self.find_changelog_tags(changelog)
2845                 #print 'XX from',current,'to',next
2846                 #for div,text in divisions: print 'XX',div
2847                 # skip entries for all revisions above the one we are about to emerge
2848                 for i in range(len(divisions)):
2849                         if divisions[i][0]==next:
2850                                 divisions = divisions[i:]
2851                                 break
2852                 # find out how many entries we are going to display
2853                 for i in range(len(divisions)):
2854                         if divisions[i][0]==current:
2855                                 divisions = divisions[:i]
2856                                 break
2857                 else:
2858                     # couldnt find the current revision in the list. display nothing
2859                         return []
2860                 return divisions
2861
2862         def find_changelog_tags(self,changelog):
2863                 divs = []
2864                 release = None
2865                 while 1:
2866                         match = re.search(r'^\*\ ?([-a-zA-Z0-9_.+]*)(?:\ .*)?\n',changelog,re.M)
2867                         if match is None:
2868                                 if release is not None:
2869                                         divs.append((release,changelog))
2870                                 return divs
2871                         if release is not None:
2872                                 divs.append((release,changelog[:match.start()]))
2873                         changelog = changelog[match.end():]
2874                         release = match.group(1)
2875                         if release.endswith('.ebuild'):
2876                                 release = release[:-7]
2877                         if release.endswith('-r0'):
2878                                 release = release[:-3]
2879
2880         def outdated(self):
2881                 return self.outdatedpackages
2882
2883 class PackageCounters(object):
2884
2885         def __init__(self):
2886                 self.upgrades   = 0
2887                 self.downgrades = 0
2888                 self.new        = 0
2889                 self.newslot    = 0
2890                 self.reinst     = 0
2891                 self.blocks     = 0
2892                 self.totalsize  = 0
2893                 self.restrict_fetch           = 0
2894                 self.restrict_fetch_satisfied = 0
2895
2896         def __str__(self):
2897                 total_installs = self.upgrades + self.downgrades + self.newslot + self.new + self.reinst
2898                 myoutput = []
2899                 details = []
2900                 myoutput.append("Total: %s package" % total_installs)
2901                 if total_installs != 1:
2902                         myoutput.append("s")
2903                 if total_installs != 0:
2904                         myoutput.append(" (")
2905                 if self.upgrades > 0:
2906                         details.append("%s upgrade" % self.upgrades)
2907                         if self.upgrades > 1:
2908                                 details[-1] += "s"
2909                 if self.downgrades > 0:
2910                         details.append("%s downgrade" % self.downgrades)
2911                         if self.downgrades > 1:
2912                                 details[-1] += "s"
2913                 if self.new > 0:
2914                         details.append("%s new" % self.new)
2915                 if self.newslot > 0:
2916                         details.append("%s in new slot" % self.newslot)
2917                         if self.newslot > 1:
2918                                 details[-1] += "s"
2919                 if self.reinst > 0:
2920                         details.append("%s reinstall" % self.reinst)
2921                         if self.reinst > 1:
2922                                 details[-1] += "s"
2923                 if self.blocks > 0:
2924                         details.append("%s block" % self.blocks)
2925                         if self.blocks > 1:
2926                                 details[-1] += "s"
2927                 myoutput.append(", ".join(details))
2928                 if total_installs != 0:
2929                         myoutput.append(")")
2930                 myoutput.append(", Size of downloads: %s" % format_size(self.totalsize))
2931                 if self.restrict_fetch:
2932                         myoutput.append("\nFetch Restriction: %s package" % \
2933                                 self.restrict_fetch)
2934                         if self.restrict_fetch > 1:
2935                                 myoutput.append("s")
2936                 if self.restrict_fetch_satisfied < self.restrict_fetch:
2937                         myoutput.append(bad(" (%s unsatisfied)") % \
2938                                 (self.restrict_fetch - self.restrict_fetch_satisfied))
2939                 return "".join(myoutput)
2940
2941 class MergeTask(object):
2942
2943         def __init__(self, settings, trees, myopts):
2944                 self.settings = settings
2945                 self.target_root = settings["ROOT"]
2946                 self.trees = trees
2947                 self.myopts = myopts
2948                 self.edebug = 0
2949                 if settings.get("PORTAGE_DEBUG", "") == "1":
2950                         self.edebug = 1
2951                 self.pkgsettings = {}
2952                 self.pkgsettings[self.target_root] = portage.config(clone=settings)
2953                 if self.target_root != "/":
2954                         self.pkgsettings["/"] = \
2955                                 portage.config(clone=trees["/"]["vartree"].settings)
2956
2957         def merge(self, mylist, favorites, mtimedb):
2958                 failed_fetches = []
2959                 fetchonly = "--fetchonly" in self.myopts or \
2960                         "--fetch-all-uri" in self.myopts
2961                 mymergelist=[]
2962                 ldpath_mtimes = mtimedb["ldpath"]
2963                 xterm_titles = "notitles" not in self.settings.features
2964
2965                 #check for blocking dependencies
2966                 if "--fetchonly" not in self.myopts and \
2967                         "--fetch-all-uri" not in self.myopts and \
2968                         "--buildpkgonly" not in self.myopts:
2969                         for x in mylist:
2970                                 if x[0]=="blocks":
2971                                         print "\n!!! Error: the "+x[2]+" package conflicts with another package;"
2972                                         print   "!!!        the two packages cannot be installed on the same system together."
2973                                         print   "!!!        Please use 'emerge --pretend' to determine blockers."
2974                                         if "--quiet" not in self.myopts:
2975                                                 show_blocker_docs_link()
2976                                         return 1
2977
2978                 if "--resume" in self.myopts:
2979                         # We're resuming.
2980                         print colorize("GOOD", "*** Resuming merge...")
2981                         emergelog(xterm_titles, " *** Resuming merge...")
2982                         mylist = mtimedb["resume"]["mergelist"][:]
2983                         if "--skipfirst" in self.myopts and mylist:
2984                                 del mtimedb["resume"]["mergelist"][0]
2985                                 del mylist[0]
2986                                 mtimedb.commit()
2987                         validate_merge_list(self.trees, mylist)
2988                         mymergelist = mylist
2989
2990                 # Verify all the manifests now so that the user is notified of failure
2991                 # as soon as possible.
2992                 if "--fetchonly" not in self.myopts and \
2993                         "--fetch-all-uri" not in self.myopts and \
2994                         "strict" in self.settings.features:
2995                         shown_verifying_msg = False
2996                         quiet_settings = {}
2997                         for myroot, pkgsettings in self.pkgsettings.iteritems():
2998                                 quiet_config = portage.config(clone=pkgsettings)
2999                                 quiet_config["PORTAGE_QUIET"] = "1"
3000                                 quiet_config.backup_changes("PORTAGE_QUIET")
3001                                 quiet_settings[myroot] = quiet_config
3002                                 del quiet_config
3003                         for x in mylist:
3004                                 if x[0] != "ebuild" or x[-1] == "nomerge":
3005                                         continue
3006                                 if not shown_verifying_msg:
3007                                         shown_verifying_msg = True
3008                                         print ">>> Verifying ebuild Manifests..."
3009                                 mytype, myroot, mycpv, mystatus = x
3010                                 portdb = self.trees[myroot]["porttree"].dbapi
3011                                 quiet_config = quiet_settings[myroot]
3012                                 quiet_config["O"] = os.path.dirname(portdb.findname(mycpv))
3013                                 if not portage.digestcheck([], quiet_config, strict=True):
3014                                         return 1
3015                                 del x, mytype, myroot, mycpv, mystatus, quiet_config
3016                         del shown_verifying_msg, quiet_settings
3017
3018                 #buildsyspkg: I need mysysdict also on resume (moved from the else block)
3019                 mysysdict = genericdict(getlist(self.settings, "system"))
3020                 if "--resume" not in self.myopts:
3021                         myfavs = portage.grabfile(
3022                                 os.path.join(self.target_root, portage.WORLD_FILE))
3023                         myfavdict=genericdict(myfavs)
3024                         for x in range(len(mylist)):
3025                                 if mylist[x][3]!="nomerge":
3026                                         # Add to the mergelist
3027                                         mymergelist.append(mylist[x])
3028                                 else:
3029                                         myfavkey=portage.cpv_getkey(mylist[x][2])
3030                                         if "--onlydeps" in self.myopts:
3031                                                 continue
3032                                         # Add to the world file. Since we won't be able to later.
3033                                         if "--fetchonly" not in self.myopts and \
3034                                                 myfavkey in favorites:
3035                                                 #don't record if already in system profile or already recorded
3036                                                 if (not mysysdict.has_key(myfavkey)) and (not myfavdict.has_key(myfavkey)):
3037                                                         #we don't have a favorites entry for this package yet; add one
3038                                                         myfavdict[myfavkey]=myfavkey
3039                                                         print ">>> Recording",myfavkey,"in \"world\" favorites file..."
3040                         if not ("--fetchonly" in self.myopts or \
3041                                 "--fetch-all-uri" in self.myopts or \
3042                                 "--pretend" in self.myopts):
3043                                 portage.write_atomic(
3044                                         os.path.join(self.target_root, portage.WORLD_FILE),
3045                                         "\n".join(myfavdict.values()))
3046
3047                         mtimedb["resume"]["mergelist"]=mymergelist[:]
3048                         mtimedb.commit()
3049
3050                 myfeat = self.settings.features[:]
3051                 bad_resume_opts = set(["--ask", "--tree", "--changelog", "--skipfirst",
3052                         "--resume"])
3053                 if "parallel-fetch" in myfeat and \
3054                         not ("--pretend" in self.myopts or \
3055                         "--fetch-all-uri" in self.myopts or \
3056                         "--fetchonly" in self.myopts):
3057                         if "distlocks" not in myfeat:
3058                                 print red("!!!")
3059                                 print red("!!!")+" parallel-fetching requires the distlocks feature enabled"
3060                                 print red("!!!")+" you have it disabled, thus parallel-fetching is being disabled"
3061                                 print red("!!!")
3062                         elif len(mymergelist) > 1:
3063                                 print ">>> starting parallel fetching"
3064                                 fetch_log = "/var/log/emerge-fetch.log"
3065                                 logfile = open(fetch_log, "w")
3066                                 fd_pipes = {1:logfile.fileno(), 2:logfile.fileno()}
3067                                 portage.util.apply_secpass_permissions(fetch_log,
3068                                         uid=portage.portage_uid, gid=portage.portage_gid,
3069                                         mode=0660)
3070                                 fetch_env = os.environ.copy()
3071                                 fetch_env["FEATURES"] = fetch_env.get("FEATURES", "") + " -cvs"
3072                                 fetch_env["PORTAGE_NICENESS"] = "0"
3073                                 fetch_args = [sys.argv[0], "--resume", "--fetchonly"]
3074                                 resume_opts = self.myopts.copy()
3075                                 # For automatic resume, we need to prevent
3076                                 # any of bad_resume_opts from leaking in
3077                                 # via EMERGE_DEFAULT_OPTS.
3078                                 resume_opts["--ignore-default-opts"] = True
3079                                 for myopt, myarg in resume_opts.iteritems():
3080                                         if myopt not in bad_resume_opts:
3081                                                 if myarg is True:
3082                                                         fetch_args.append(myopt)
3083                                                 else:
3084                                                         fetch_args.append(myopt +"="+ myarg)
3085                                 portage.process.spawn(fetch_args, env=fetch_env,
3086                                         fd_pipes=fd_pipes, returnpid=True)
3087                                 logfile.close() # belongs to the spawned process
3088                                 del fetch_log, logfile, fd_pipes, fetch_env, fetch_args, \
3089                                         resume_opts
3090
3091                 mergecount=0
3092                 for x in mymergelist:
3093                         mergecount+=1
3094                         myroot=x[1]
3095                         pkg_key = x[2]
3096                         pkgindex=2
3097                         portdb = self.trees[myroot]["porttree"].dbapi
3098                         bindb  = self.trees[myroot]["bintree"].dbapi
3099                         vartree = self.trees[myroot]["vartree"]
3100                         pkgsettings = self.pkgsettings[myroot]
3101                         if x[0]=="blocks":
3102                                 pkgindex=3
3103                         y = portdb.findname(pkg_key)
3104                         if "--pretend" not in self.myopts:
3105                                 print "\n>>> Emerging (" + \
3106                                         colorize("MERGE_LIST_PROGRESS", str(mergecount)) + " of " + \
3107                                         colorize("MERGE_LIST_PROGRESS", str(len(mymergelist))) + ") " + \
3108                                         colorize("GOOD", x[pkgindex]) + " to " + x[1]
3109                                 emergelog(xterm_titles, " >>> emerge ("+\
3110                                         str(mergecount)+" of "+str(len(mymergelist))+\
3111                                         ") "+x[pkgindex]+" to "+x[1])
3112
3113                         pkgsettings["EMERGE_FROM"] = x[0]
3114                         pkgsettings.backup_changes("EMERGE_FROM")
3115                         pkgsettings.reset()
3116
3117                         #buildsyspkg: Check if we need to _force_ binary package creation
3118                         issyspkg = ("buildsyspkg" in myfeat) \
3119                                         and x[0] != "blocks" \
3120                                         and mysysdict.has_key(portage.cpv_getkey(x[2])) \
3121                                         and "--buildpkg" not in self.myopts
3122                         if x[0] in ["ebuild","blocks"]:
3123                                 if x[0] == "blocks" and "--fetchonly" not in self.myopts:
3124                                         raise Exception, "Merging a blocker"
3125                                 elif "--fetchonly" in self.myopts or \
3126                                         "--fetch-all-uri" in self.myopts:
3127                                         if "--fetch-all-uri" in self.myopts:
3128                                                 retval = portage.doebuild(y, "fetch", myroot,
3129                                                         pkgsettings, self.edebug,
3130                                                         "--pretend" in self.myopts, fetchonly=1,
3131                                                         fetchall=1, mydbapi=portdb, tree="porttree")
3132                                         else:
3133                                                 retval = portage.doebuild(y, "fetch", myroot,
3134                                                         pkgsettings, self.edebug,
3135                                                         "--pretend" in self.myopts, fetchonly=1,
3136                                                         mydbapi=portdb, tree="porttree")
3137                                         if (retval is None) or retval:
3138                                                 print
3139                                                 print "!!! Fetch for",y,"failed, continuing..."
3140                                                 print
3141                                                 failed_fetches.append(pkg_key)
3142                                         continue
3143
3144                                 portage.doebuild_environment(y, "setup", myroot,
3145                                         pkgsettings, self.edebug, 1, portdb)
3146                                 catdir = os.path.dirname(pkgsettings["PORTAGE_BUILDDIR"])
3147                                 portage.util.ensure_dirs(os.path.dirname(catdir),
3148                                         uid=portage.portage_uid, gid=portage.portage_gid,
3149                                         mode=070, mask=0)
3150                                 builddir_lock = None
3151                                 catdir_lock = None
3152                                 try:
3153                                         catdir_lock = portage.locks.lockdir(catdir)
3154                                         portage.util.ensure_dirs(catdir,
3155                                                 uid=portage.portage_uid, gid=portage.portage_gid,
3156                                                 mode=070, mask=0)
3157                                         builddir_lock = portage.locks.lockdir(
3158                                                 pkgsettings["PORTAGE_BUILDDIR"])
3159                                         try:
3160                                                 portage.locks.unlockdir(catdir_lock)
3161                                         finally:
3162                                                 catdir_lock = None
3163                                         msg = " === (%s of %s) Cleaning (%s::%s)" % \
3164                                                 (mergecount, len(mymergelist), pkg_key, y)
3165                                         short_msg = "emerge: (%s of %s) %s Clean" % \
3166                                                 (mergecount, len(mymergelist), pkg_key)
3167                                         emergelog(xterm_titles, msg, short_msg=short_msg)
3168                                         retval = portage.doebuild(y, "clean", myroot,
3169                                                 pkgsettings, self.edebug, cleanup=1,
3170                                                 mydbapi=portdb, tree="porttree")
3171                                         if retval != os.EX_OK:
3172                                                 return retval
3173                                         if "--buildpkg" in self.myopts or issyspkg:
3174                                                 if issyspkg:
3175                                                         print ">>> This is a system package, " + \
3176                                                                 "let's pack a rescue tarball."
3177                                                 msg = " === (%s of %s) Compiling/Packaging (%s::%s)" % \
3178                                                         (mergecount, len(mymergelist), pkg_key, y)
3179                                                 short_msg = "emerge: (%s of %s) %s Compile" % \
3180                                                         (mergecount, len(mymergelist), pkg_key)
3181                                                 emergelog(xterm_titles, msg, short_msg=short_msg)
3182                                                 self.trees[myroot]["bintree"].prevent_collision(pkg_key)
3183                                                 binpkg_tmpfile = os.path.join(pkgsettings["PKGDIR"],
3184                                                         pkg_key + ".tbz2." + str(os.getpid()))
3185                                                 pkgsettings["PORTAGE_BINPKG_TMPFILE"] = binpkg_tmpfile
3186                                                 pkgsettings.backup_changes("PORTAGE_BINPKG_TMPFILE")
3187                                                 retval = portage.doebuild(y, "package", myroot,
3188                                                         pkgsettings, self.edebug, mydbapi=portdb,
3189                                                         tree="porttree")
3190                                                 del pkgsettings["PORTAGE_BINPKG_TMPFILE"]
3191                                                 if retval != os.EX_OK:
3192                                                         return retval
3193                                                 bintree = self.trees[myroot]["bintree"]
3194                                                 bintree.inject(pkg_key, filename=binpkg_tmpfile)
3195                                                 if "--buildpkgonly" not in self.myopts:
3196                                                         msg = " === (%s of %s) Merging (%s::%s)" % \
3197                                                                 (mergecount, len(mymergelist), pkg_key, y)
3198                                                         short_msg = "emerge: (%s of %s) %s Merge" % \
3199                                                                 (mergecount, len(mymergelist), pkg_key)
3200                                                         emergelog(xterm_titles, msg, short_msg=short_msg)
3201                                                         retval = portage.merge(pkgsettings["CATEGORY"],
3202                                                                 pkgsettings["PF"], pkgsettings["D"],
3203                                                                 os.path.join(pkgsettings["PORTAGE_BUILDDIR"],
3204                                                                 "build-info"), myroot, pkgsettings,
3205                                                                 myebuild=pkgsettings["EBUILD"],
3206                                                                 mytree="porttree", mydbapi=portdb,
3207                                                                 vartree=vartree, prev_mtimes=ldpath_mtimes)
3208                                                         if retval != os.EX_OK:
3209                                                                 return retval
3210                                                 elif "noclean" not in pkgsettings.features:
3211                                                         portage.doebuild(y, "clean", myroot,
3212                                                                 pkgsettings, self.edebug, mydbapi=portdb,
3213                                                                 tree="porttree")
3214                                         else:
3215                                                 msg = " === (%s of %s) Compiling/Merging (%s::%s)" % \
3216                                                         (mergecount, len(mymergelist), pkg_key, y)
3217                                                 short_msg = "emerge: (%s of %s) %s Compile" % \
3218                                                         (mergecount, len(mymergelist), pkg_key)
3219                                                 emergelog(xterm_titles, msg, short_msg=short_msg)
3220                                                 retval = portage.doebuild(y, "merge", myroot,
3221                                                         pkgsettings, self.edebug, vartree=vartree,
3222                                                         mydbapi=portdb, tree="porttree",
3223                                                         prev_mtimes=ldpath_mtimes)
3224                                                 if retval != os.EX_OK:
3225                                                         return retval
3226                                 finally:
3227                                         if builddir_lock:
3228                                                 portage.locks.unlockdir(builddir_lock)
3229                                         try:
3230                                                 if not catdir_lock:
3231                                                         # Lock catdir for removal if empty.
3232                                                         catdir_lock = portage.locks.lockdir(catdir)
3233                                         finally:
3234                                                 if catdir_lock:
3235                                                         try:
3236                                                                 os.rmdir(catdir)
3237                                                         except OSError, e:
3238                                                                 if e.errno not in (errno.ENOENT,
3239                                                                         errno.ENOTEMPTY, errno.EEXIST):
3240                                                                         raise
3241                                                                 del e
3242                                                         portage.locks.unlockdir(catdir_lock)
3243
3244                         elif x[0]=="binary":
3245                                 #merge the tbz2
3246                                 mytbz2 = self.trees[myroot]["bintree"].getname(pkg_key)
3247                                 if "--getbinpkg" in self.myopts:
3248                                         tbz2_lock = None
3249                                         try:
3250                                                 if "distlocks" in pkgsettings.features and \
3251                                                         os.access(pkgsettings["PKGDIR"], os.W_OK):
3252                                                         portage.util.ensure_dirs(os.path.dirname(mytbz2))
3253                                                         tbz2_lock = portage.locks.lockfile(mytbz2,
3254                                                                 wantnewlockfile=1)
3255                                                 if self.trees[myroot]["bintree"].isremote(pkg_key):
3256                                                         msg = " --- (%s of %s) Fetching Binary (%s::%s)" %\
3257                                                                 (mergecount, len(mymergelist), pkg_key, mytbz2)
3258                                                         short_msg = "emerge: (%s of %s) %s Fetch" % \
3259                                                                 (mergecount, len(mymergelist), pkg_key)
3260                                                         emergelog(xterm_titles, msg, short_msg=short_msg)
3261                                                         try:
3262                                                                 self.trees[myroot]["bintree"].gettbz2(pkg_key)
3263                                                         except portage.exception.FileNotFound:
3264                                                                 writemsg("!!! Fetching Binary failed " + \
3265                                                                         "for '%s'\n" % pkg_key, noiselevel=-1)
3266                                                                 if not fetchonly:
3267                                                                         return 1
3268                                                                 failed_fetches.append(pkg_key)
3269                                                         except portage.exception.DigestException, e:
3270                                                                 writemsg("\n!!! Digest verification failed:\n",
3271                                                                         noiselevel=-1)
3272                                                                 writemsg("!!! %s\n" % e.value[0],
3273                                                                         noiselevel=-1)
3274                                                                 writemsg("!!! Reason: %s\n" % e.value[1],
3275                                                                         noiselevel=-1)
3276                                                                 writemsg("!!! Got: %s\n" % e.value[2],
3277                                                                         noiselevel=-1)
3278                                                                 writemsg("!!! Expected: %s\n" % e.value[3],
3279                                                                         noiselevel=-1)
3280                                                                 os.unlink(mytbz2)
3281                                                                 if not fetchonly:
3282                                                                         return 1
3283                                                                 failed_fetches.append(pkg_key)
3284                                         finally:
3285                                                 if tbz2_lock:
3286                                                         portage.locks.unlockfile(tbz2_lock)
3287
3288                                 if "--fetchonly" in self.myopts or \
3289                                         "--fetch-all-uri" in self.myopts:
3290                                         continue
3291
3292                                 short_msg = "emerge: ("+str(mergecount)+" of "+str(len(mymergelist))+") "+x[pkgindex]+" Merge Binary"
3293                                 emergelog(xterm_titles, " === ("+str(mergecount)+\
3294                                         " of "+str(len(mymergelist))+") Merging Binary ("+\
3295                                         x[pkgindex]+"::"+mytbz2+")", short_msg=short_msg)
3296                                 retval = portage.pkgmerge(mytbz2, x[1], pkgsettings,
3297                                         mydbapi=bindb,
3298                                         vartree=self.trees[myroot]["vartree"],
3299                                         prev_mtimes=ldpath_mtimes)
3300                                 if retval != os.EX_OK:
3301                                         return retval
3302                                 #need to check for errors
3303                         if "--buildpkgonly" not in self.myopts:
3304                                 self.trees[x[1]]["vartree"].inject(x[2])
3305                                 myfavkey=portage.cpv_getkey(x[2])
3306                                 if "--fetchonly" not in self.myopts and \
3307                                         "--fetch-all-uri" not in self.myopts and \
3308                                         myfavkey in favorites:
3309                                         myfavs = portage.grabfile(os.path.join(myroot, portage.WORLD_FILE))
3310                                         myfavdict=genericdict(myfavs)
3311                                         #don't record if already in system profile or already recorded
3312                                         if (not mysysdict.has_key(myfavkey)) and (not myfavdict.has_key(myfavkey)):
3313                                                 #we don't have a favorites entry for this package yet; add one
3314                                                 myfavdict[myfavkey]=myfavkey
3315                                                 print ">>> Recording",myfavkey,"in \"world\" favorites file..."
3316                                                 emergelog(xterm_titles, " === ("+\
3317                                                         str(mergecount)+" of "+\
3318                                                         str(len(mymergelist))+\
3319                                                         ") Updating world file ("+x[pkgindex]+")")
3320                                                 portage.write_atomic(
3321                                                 os.path.join(myroot, portage.WORLD_FILE),
3322                                                 "\n".join(myfavdict.values()))
3323
3324                                 if "--pretend" not in self.myopts and \
3325                                         "--fetchonly" not in self.myopts and \
3326                                         "--fetch-all-uri" not in self.myopts:
3327                                         # Clean the old package that we have merged over top of it.
3328                                         if pkgsettings.get("AUTOCLEAN", "yes") == "yes":
3329                                                 xsplit=portage.pkgsplit(x[2])
3330                                                 emergelog(xterm_titles, " >>> AUTOCLEAN: " + xsplit[0])
3331                                                 retval = unmerge(pkgsettings, self.myopts, vartree,
3332                                                         "clean", [xsplit[0]], ldpath_mtimes, autoclean=1)
3333                                                 if not retval:
3334                                                         emergelog(xterm_titles,
3335                                                                 " --- AUTOCLEAN: Nothing unmerged.")
3336                                         else:
3337                                                 portage.writemsg_stdout(colorize("WARN", "WARNING:")
3338                                                         + " AUTOCLEAN is disabled.  This can cause serious"
3339                                                         + " problems due to overlapping packages.\n")
3340
3341                                         # Figure out if we need a restart.
3342                                         mysplit=portage.pkgsplit(x[2])
3343                                         if mysplit[0] == "sys-apps/portage" and x[1] == "/":
3344                                                 myver=mysplit[1]+"-"+mysplit[2]
3345                                                 if myver[-3:]=='-r0':
3346                                                         myver=myver[:-3]
3347                                                 if (myver != portage.VERSION) and \
3348                                                    "livecvsportage" not in self.settings.features:
3349                                                         if len(mymergelist) > mergecount:
3350                                                                 emergelog(xterm_titles,
3351                                                                         " ::: completed emerge ("+ \
3352                                                                         str(mergecount)+" of "+ \
3353                                                                         str(len(mymergelist))+") "+ \
3354                                                                         x[2]+" to "+x[1])
3355                                                                 emergelog(xterm_titles, " *** RESTARTING " + \
3356                                                                         "emerge via exec() after change of " + \
3357                                                                         "portage version.")
3358                                                                 del mtimedb["resume"]["mergelist"][0]
3359                                                                 mtimedb.commit()
3360                                                                 portage.run_exitfuncs()
3361                                                                 mynewargv=[sys.argv[0],"--resume"]
3362                                                                 resume_opts = self.myopts.copy()
3363                                                                 # For automatic resume, we need to prevent
3364                                                                 # any of bad_resume_opts from leaking in
3365                                                                 # via EMERGE_DEFAULT_OPTS.
3366                                                                 resume_opts["--ignore-default-opts"] = True
3367                                                                 for myopt, myarg in resume_opts.iteritems():
3368                                                                         if myopt not in bad_resume_opts:
3369                                                                                 if myarg is True:
3370                                                                                         mynewargv.append(myopt)
3371                                                                                 else:
3372                                                                                         mynewargv.append(myopt +"="+ myarg)
3373                                                                 # priority only needs to be adjusted on the first run
3374                                                                 os.environ["PORTAGE_NICENESS"] = "0"
3375                                                                 os.execv(mynewargv[0], mynewargv)
3376
3377                         if "--pretend" not in self.myopts and \
3378                                 "--fetchonly" not in self.myopts and \
3379                                 "--fetch-all-uri" not in self.myopts:
3380                                 if "noclean" not in self.settings.features:
3381                                         short_msg = "emerge: (%s of %s) %s Clean Post" % \
3382                                                 (mergecount, len(mymergelist), x[pkgindex])
3383                                         emergelog(xterm_titles, (" === (%s of %s) " + \
3384                                                 "Post-Build Cleaning (%s::%s)") % \
3385                                                 (mergecount, len(mymergelist), x[pkgindex], y),
3386                                                 short_msg=short_msg)
3387                                 emergelog(xterm_titles, " ::: completed emerge ("+\
3388                                         str(mergecount)+" of "+str(len(mymergelist))+") "+\
3389                                         x[2]+" to "+x[1])
3390
3391                         # Unsafe for parallel merges
3392                         del mtimedb["resume"]["mergelist"][0]
3393                         # Commit after each merge so that --resume may still work in
3394                         # in the event that portage is not allowed to exit normally
3395                         # due to power failure, SIGKILL, etc...
3396                         mtimedb.commit()
3397
3398                 if "--pretend" not in self.myopts:
3399                         emergelog(xterm_titles, " *** Finished. Cleaning up...")
3400
3401                 # We're out of the loop... We're done. Delete the resume data.
3402                 if mtimedb.has_key("resume"):
3403                         del mtimedb["resume"]
3404                 mtimedb.commit()
3405
3406                 #by doing an exit this way, --fetchonly can continue to try to
3407                 #fetch everything even if a particular download fails.
3408                 if "--fetchonly" in self.myopts or "--fetch-all-uri" in self.myopts:
3409                         if failed_fetches:
3410                                 sys.stderr.write("\n\n!!! Some fetch errors were " + \
3411                                         "encountered.  Please see above for details.\n\n")
3412                                 for cpv in failed_fetches:
3413                                         sys.stderr.write("   ")
3414                                         sys.stderr.write(cpv)
3415                                         sys.stderr.write("\n")
3416                                 sys.stderr.write("\n")
3417                                 sys.exit(1)
3418                         else:
3419                                 sys.exit(0)
3420                 return os.EX_OK
3421
3422 def unmerge(settings, myopts, vartree, unmerge_action, unmerge_files,
3423         ldpath_mtimes, autoclean=0):
3424         candidate_catpkgs=[]
3425         global_unmerge=0
3426         xterm_titles = "notitles" not in settings.features
3427
3428         vdb_path = os.path.join(settings["ROOT"], portage.VDB_PATH)
3429         try:
3430                 # At least the parent needs to exist for the lock file.
3431                 portage.util.ensure_dirs(vdb_path)
3432         except portage.exception.PortageException:
3433                 pass
3434         vdb_lock = None
3435         try:
3436                 if os.access(vdb_path, os.W_OK):
3437                         vdb_lock = portage.locks.lockdir(vdb_path)
3438                 realsyslist = getlist(settings, "system")
3439                 syslist = []
3440                 for x in realsyslist:
3441                         mycp = portage.dep_getkey(x)
3442                         if mycp in settings.getvirtuals():
3443                                 providers = []
3444                                 for provider in settings.getvirtuals()[mycp]:
3445                                         if vartree.dbapi.match(provider):
3446                                                 providers.append(provider)
3447                                 if len(providers) == 1:
3448                                         syslist.extend(providers)
3449                         else:
3450                                 syslist.append(mycp)
3451
3452                 mysettings = portage.config(clone=settings)
3453
3454                 if not unmerge_files or "world" in unmerge_files or \
3455                         "system" in unmerge_files:
3456                         if "unmerge"==unmerge_action:
3457                                 print
3458                                 print bold("emerge unmerge") + " can only be used with " + \
3459                                         "specific package names, not with "+bold("world")+" or"
3460                                 print bold("system")+" targets."
3461                                 print
3462                                 return 0
3463                         else:
3464                                 global_unmerge = 1
3465
3466                 localtree = vartree
3467                 # process all arguments and add all
3468                 # valid db entries to candidate_catpkgs
3469                 if global_unmerge:
3470                         if not unmerge_files or "world" in unmerge_files:
3471                                 candidate_catpkgs.extend(vartree.dbapi.cp_all())
3472                         elif "system" in unmerge_files:
3473                                 candidate_catpkgs.extend(getlist(settings, "system"))
3474                 else:
3475                         #we've got command-line arguments
3476                         if not unmerge_files:
3477                                 print "\nNo packages to unmerge have been provided.\n"
3478                                 return 0
3479                         for x in unmerge_files:
3480                                 arg_parts = x.split('/')
3481                                 if x[0] not in [".","/"] and \
3482                                         arg_parts[-1][-7:] != ".ebuild":
3483                                         #possible cat/pkg or dep; treat as such
3484                                         candidate_catpkgs.append(x)
3485                                 elif unmerge_action in ["prune","clean"]:
3486                                         print "\n!!! Prune and clean do not accept individual" + \
3487                                                 " ebuilds as arguments;\n    skipping.\n"
3488                                         continue
3489                                 else:
3490                                         # it appears that the user is specifying an installed
3491                                         # ebuild and we're in "unmerge" mode, so it's ok.
3492                                         if not os.path.exists(x):
3493                                                 print "\n!!! The path '"+x+"' doesn't exist.\n"
3494                                                 return 0
3495
3496                                         absx   = os.path.abspath(x)
3497                                         sp_absx = absx.split("/")
3498                                         if sp_absx[-1][-7:] == ".ebuild":
3499                                                 del sp_absx[-1]
3500                                                 absx = "/".join(sp_absx)
3501
3502                                         sp_absx_len = len(sp_absx)
3503
3504                                         vdb_path = os.path.join(settings["ROOT"], portage.VDB_PATH)
3505                                         vdb_len  = len(vdb_path)
3506
3507                                         sp_vdb     = vdb_path.split("/")
3508                                         sp_vdb_len = len(sp_vdb)
3509
3510                                         if not os.path.exists(absx+"/CONTENTS"):
3511                                                 print "!!! Not a valid db dir: "+str(absx)
3512                                                 return 0
3513
3514                                         if sp_absx_len <= sp_vdb_len:
3515                                                 # The Path is shorter... so it can't be inside the vdb.
3516                                                 print sp_absx
3517                                                 print absx
3518                                                 print "\n!!!",x,"cannot be inside "+ \
3519                                                         vdb_path+"; aborting.\n"
3520                                                 return 0
3521
3522                                         for idx in range(0,sp_vdb_len):
3523                                                 if idx >= sp_absx_len or sp_vdb[idx] != sp_absx[idx]:
3524                                                         print sp_absx
3525                                                         print absx
3526                                                         print "\n!!!", x, "is not inside "+\
3527                                                                 vdb_path+"; aborting.\n"
3528                                                         return 0
3529
3530                                         print "="+"/".join(sp_absx[sp_vdb_len:])
3531                                         candidate_catpkgs.append(
3532                                                 "="+"/".join(sp_absx[sp_vdb_len:]))
3533
3534                 newline=""
3535                 if (not "--quiet" in myopts):
3536                         newline="\n"
3537                 if settings["ROOT"] != "/":
3538                         print darkgreen(newline+ \
3539                                 ">>> Using system located in ROOT tree "+settings["ROOT"])
3540                 if (("--pretend" in myopts) or ("--ask" in myopts)) and \
3541                         not ("--quiet" in myopts):
3542                         print darkgreen(newline+\
3543                                 ">>> These are the packages that would be unmerged:")
3544
3545                 pkgmap={}
3546                 numselected=0
3547                 for x in candidate_catpkgs:
3548                         # cycle through all our candidate deps and determine
3549                         # what will and will not get unmerged
3550                         try:
3551                                 mymatch=localtree.dep_match(x)
3552                         except KeyError:
3553                                 mymatch=None
3554                         except ValueError, errpkgs:
3555                                 print "\n\n!!! The short ebuild name \"" + \
3556                                         x + "\" is ambiguous.  Please specify"
3557                                 print "!!! one of the following fully-qualified " + \
3558                                         "ebuild names instead:\n"
3559                                 for i in errpkgs[0]:
3560                                         print "    " + green(i)
3561                                 print
3562                                 sys.exit(1)
3563
3564                         if not mymatch and x[0] not in "<>=~":
3565                                 #add a "=" if missing
3566                                 mymatch=localtree.dep_match("="+x)
3567                         if not mymatch:
3568                                 portage.writemsg("\n--- Couldn't find '%s' to %s.\n" % \
3569                                         (x, unmerge_action), noiselevel=-1)
3570                                 continue
3571                         mykey = portage.key_expand(
3572                                 portage.dep_getkey(
3573                                         mymatch[0]), mydb=vartree.dbapi, settings=settings)
3574                         if not pkgmap.has_key(mykey):
3575                                 pkgmap[mykey]={"protected":[], "selected":[], "omitted":[] }
3576                         if unmerge_action=="unmerge":
3577                                         for y in mymatch:
3578                                                 if y not in pkgmap[mykey]["selected"]:
3579                                                         pkgmap[mykey]["selected"].append(y)
3580                                                         numselected=numselected+len(mymatch)
3581
3582                         else:
3583                                 #unmerge_action in ["prune", clean"]
3584                                 slotmap={}
3585                                 for mypkg in mymatch:
3586                                         if unmerge_action=="clean":
3587                                                 myslot=localtree.getslot(mypkg)
3588                                         else:
3589                                                 # since we're pruning, we don't care about slots
3590                                                 # and put all the pkgs in together
3591                                                 myslot=0
3592                                         if not slotmap.has_key(myslot):
3593                                                 slotmap[myslot]={}
3594                                         slotmap[myslot][localtree.dbapi.cpv_counter(mypkg)]=mypkg
3595                                 for myslot in slotmap.keys():
3596                                         counterkeys=slotmap[myslot].keys()
3597                                         counterkeys.sort()
3598                                         if not counterkeys:
3599                                                 continue
3600                                         counterkeys.sort()
3601                                         pkgmap[mykey]["protected"].append(
3602                                                 slotmap[myslot][counterkeys[-1]])
3603                                         del counterkeys[-1]
3604                                         #be pretty and get them in order of merge:
3605                                         for ckey in counterkeys:
3606                                                 pkgmap[mykey]["selected"].append(slotmap[myslot][ckey])
3607                                                 numselected=numselected+1
3608                                         # ok, now the last-merged package
3609                                         # is protected, and the rest are selected
3610                 if global_unmerge and not numselected:
3611                         portage.writemsg_stdout("\n>>> No outdated packages were found on your system.\n")
3612                         return 0
3613
3614                 if not numselected:
3615                         portage.writemsg_stdout(
3616                                 "\n>>> No packages selected for removal by " + \
3617                                 unmerge_action + "\n")
3618                         return 0
3619         finally:
3620                 if vdb_lock:
3621                         portage.locks.unlockdir(vdb_lock)
3622         for x in pkgmap.keys():
3623                 for y in localtree.dep_match(x):
3624                         if y not in pkgmap[x]["omitted"] and \
3625                            y not in pkgmap[x]["selected"] and \
3626                            y not in pkgmap[x]["protected"]:
3627                                 pkgmap[x]["omitted"].append(y)
3628                 if global_unmerge and not pkgmap[x]["selected"]:
3629                         #avoid cluttering the preview printout with stuff that isn't getting unmerged
3630                         continue
3631                 if not (pkgmap[x]["protected"] or pkgmap[x]["omitted"]) and (x in syslist):
3632                         print colorize("BAD","\a\n\n!!! '%s' is part of your system profile." % x)
3633                         print colorize("WARN","\a!!! Unmerging it may be damaging to your system.\n")
3634                         if "--pretend" not in myopts and "--ask" not in myopts:
3635                                 countdown(int(settings["EMERGE_WARNING_DELAY"]),
3636                                         colorize("UNMERGE_WARN", "Press Ctrl-C to Stop"))
3637                 print "\n "+white(x)
3638                 for mytype in ["selected","protected","omitted"]:
3639                         portage.writemsg_stdout((mytype + ": ").rjust(14), noiselevel=-1)
3640                         if pkgmap[x][mytype]:
3641                                 for mypkg in pkgmap[x][mytype]:
3642                                         mysplit=portage.catpkgsplit(mypkg)
3643                                         if mysplit[3]=="r0":
3644                                                 myversion=mysplit[2]
3645                                         else:
3646                                                 myversion=mysplit[2]+"-"+mysplit[3]
3647                                         if mytype=="selected":
3648                                                 portage.writemsg_stdout(
3649                                                         colorize("UNMERGE_WARN", myversion + " "), noiselevel=-1)
3650                                         else:
3651                                                 portage.writemsg_stdout(
3652                                                         colorize("GOOD", myversion + " "), noiselevel=-1)
3653                         else:
3654                                 portage.writemsg_stdout("none", noiselevel=-1)
3655                         portage.writemsg_stdout("\n", noiselevel=-1)
3656
3657         portage.writemsg_stdout("\n>>> " + colorize("UNMERGE_WARN", "'Selected'") + \
3658                 " packages are slated for removal.\n")
3659         portage.writemsg_stdout(">>> " + colorize("GOOD", "'Protected'") + \
3660                         " and " + colorize("GOOD", "'omitted'") + \
3661                         " packages will not be removed.\n\n")
3662
3663         if "--pretend" in myopts:
3664                 #we're done... return
3665                 return 0
3666         if "--ask" in myopts:
3667                 if userquery("Would you like to unmerge these packages?")=="No":
3668                         # enter pretend mode for correct formatting of results
3669                         myopts["--pretend"] = True
3670                         print
3671                         print "Quitting."
3672                         print
3673                         return 0
3674         #the real unmerging begins, after a short delay....
3675         if not autoclean:
3676                 countdown(int(settings["CLEAN_DELAY"]), ">>> Unmerging")
3677
3678         for x in pkgmap.keys():
3679                 for y in pkgmap[x]["selected"]:
3680                         print ">>> Unmerging "+y+"..."
3681                         emergelog(xterm_titles, "=== Unmerging... ("+y+")")
3682                         mysplit=y.split("/")
3683                         #unmerge...
3684                         retval = portage.unmerge(mysplit[0], mysplit[1], settings["ROOT"],
3685                                 mysettings, unmerge_action not in ["clean","prune"],
3686                                 vartree=vartree, ldpath_mtimes=ldpath_mtimes)
3687                         if retval != os.EX_OK:
3688                                 emergelog(xterm_titles, " !!! unmerge FAILURE: "+y)
3689                                 ebuild = vartree.dbapi.findname(y)
3690                                 show_unmerge_failure_message(y, ebuild, retval)
3691                                 sys.exit(retval)
3692                         else:
3693                                 clean_world(vartree.dbapi, y)
3694                                 emergelog(xterm_titles, " >>> unmerge success: "+y)
3695         return 1
3696
3697 def show_unmerge_failure_message(pkg, ebuild, retval):
3698
3699         from formatter import AbstractFormatter, DumbWriter
3700         f = AbstractFormatter(DumbWriter(sys.stderr, maxcol=72))
3701
3702         msg = []
3703         msg.append("A removal phase of the '%s' package " % pkg)
3704         msg.append("has failed with exit value %s.  " % retval)
3705         msg.append("The problem occurred while executing ")
3706         msg.append("the ebuild located at '%s'.  " % ebuild)
3707         msg.append("If necessary, manually remove the ebuild " )
3708         msg.append("in order to skip the execution of removal phases.")
3709
3710         f.end_paragraph(1)
3711         for x in msg:
3712                 f.add_flowing_data(x)
3713         f.end_paragraph(1)
3714         f.writer.flush()
3715
3716 def chk_updated_info_files(root, infodirs, prev_mtimes, retval):
3717
3718         if os.path.exists("/usr/bin/install-info"):
3719                 regen_infodirs=[]
3720                 for z in infodirs:
3721                         if z=='':
3722                                 continue
3723                         inforoot=normpath(root+z)
3724                         if os.path.isdir(inforoot):
3725                                 infomtime = long(os.stat(inforoot).st_mtime)
3726                                 if inforoot not in prev_mtimes or \
3727                                         prev_mtimes[inforoot] != infomtime:
3728                                                 regen_infodirs.append(inforoot)
3729
3730                 if not regen_infodirs:
3731                         portage.writemsg_stdout(" "+green("*")+" GNU info directory index is up-to-date.\n")
3732                 else:
3733                         portage.writemsg_stdout(" "+green("*")+" Regenerating GNU info directory index...\n")
3734
3735                         icount=0
3736                         badcount=0
3737                         for inforoot in regen_infodirs:
3738                                 if inforoot=='':
3739                                         continue
3740                                 for filename in ("dir", "dir.gz", "dir.bz2"):
3741                                         file_path = os.path.join(inforoot, filename)
3742                                         try:
3743                                                 os.rename(file_path, file_path + ".old")
3744                                         except OSError, e:
3745                                                 if e.errno != errno.ENOENT:
3746                                                         raise
3747                                                 del e
3748
3749                                 if not os.path.isdir(inforoot):
3750                                         continue
3751                                 errmsg = ""
3752                                 file_list = os.listdir(inforoot)
3753                                 file_list.sort()
3754                                 for x in file_list:
3755                                         if (x[0] == ".") or (x in ["dir","dir.old"]) or (os.path.isdir(inforoot+"/"+x)):
3756                                                 continue
3757                                         myso=commands.getstatusoutput("LANG=C LANGUAGE=C /usr/bin/install-info --dir-file="+inforoot+"/dir "+inforoot+"/"+x)[1]
3758                                         existsstr="already exists, for file `"
3759                                         if myso!="":
3760                                                 if re.search(existsstr,myso):
3761                                                         # Already exists... Don't increment the count for this.
3762                                                         pass
3763                                                 elif myso[:44]=="install-info: warning: no info dir entry in ":
3764                                                         # This info file doesn't contain a DIR-header: install-info produces this
3765                                                         # (harmless) warning (the --quiet switch doesn't seem to work).
3766                                                         # Don't increment the count for this.
3767                                                         pass
3768                                                 else:
3769                                                         badcount=badcount+1
3770                                                         errmsg += myso + "\n"
3771                                         icount=icount+1
3772
3773                                 #update mtime so we can potentially avoid regenerating.
3774                                 prev_mtimes[inforoot] = long(os.stat(inforoot).st_mtime)
3775
3776                         if badcount:
3777                                 print " "+yellow("*")+" Processed",icount,"info files;",badcount,"errors."
3778                                 print errmsg
3779                         else:
3780                                 print " "+green("*")+" Processed",icount,"info files."
3781
3782
3783 def display_news_notification(settings):
3784         target_root = settings["ROOT"]
3785         NEWS_PATH = os.path.join("metadata", "news")
3786         UNREAD_PATH = os.path.join(target_root, NEWS_LIB_PATH, "news")
3787         porttree = portdbapi(porttree_root=settings["PORTDIR"], mysettings=settings)
3788         newsReaderDisplay = False
3789
3790         for repo in porttree.getRepositories():
3791                 unreadItems = checkUpdatedNewsItems(target_root, NEWS_PATH, UNREAD_PATH, repo)
3792                 if unreadItems:
3793                         if not newsReaderDisplay:
3794                                 newsReaderDisplay = True
3795                                 print
3796                         print colorize("WARN", " * IMPORTANT:"),
3797                         print "%s news items need reading for repository '%s'." % (unreadItems, repo)
3798
3799
3800         if newsReaderDisplay:
3801                 print colorize("WARN", " *"),
3802                 print "Use " + colorize("GOOD", "eselect news") + " to read news items."
3803                 print
3804
3805 def post_emerge(settings, mtimedb, retval):
3806         """
3807         Misc. things to run at the end of a merge session.
3808
3809         Update Info Files
3810         Update Config Files
3811         Update News Items
3812         Commit mtimeDB
3813         Display preserved libs warnings
3814         Exit Emerge
3815
3816         @param settings: Configuration settings (typically portage.settings)
3817         @type settings: portage.config()
3818         @param mtimedb: The mtimeDB to store data needed across merge invocations
3819         @type mtimedb: MtimeDB class instance
3820         @param retval: Emerge's return value
3821         @type retval: Int
3822         @rype: None
3823         @returns:
3824         1.  Calls sys.exit(retval)
3825         """
3826         target_root = settings["ROOT"]
3827         info_mtimes = mtimedb["info"]
3828
3829         # Load the most current variables from ${ROOT}/etc/profile.env
3830         settings.unlock()
3831         settings.regenerate()
3832         settings.lock()
3833
3834         config_protect = settings.get("CONFIG_PROTECT","").split()
3835         infodirs = settings.get("INFOPATH","").split(":") + \
3836                 settings.get("INFODIR","").split(":")
3837
3838         os.chdir("/")
3839
3840         emergelog("notitles" not in settings.features,
3841                 " *** exiting successfully.")
3842
3843         if "noinfo" not in settings.features:
3844                 chk_updated_info_files(target_root, infodirs, info_mtimes, retval)
3845
3846         chk_updated_cfg_files(target_root, config_protect)
3847
3848         display_news_notification(settings)
3849
3850         from portage.dbapi.vartree import PreservedLibsRegistry
3851         plib_registry = PreservedLibsRegistry(os.path.join(target_root, CACHE_PATH, "preserved_libs_registry"))
3852         if plib_registry.hasEntries():
3853                 print colorize("WARN", "!!!") + " existing preserved libs:"
3854                 plibdata = plib_registry.getPreservedLibs()
3855                 for cpv in plibdata.keys():
3856                         print colorize("WARN", ">>>") + " package: %s" % cpv
3857                         for f in plibdata[cpv]:
3858                                 print colorize("WARN", " * ") + " - %s" % f
3859                 print "Use " + colorize("GOOD", "revdep-rebuild") + " to rebuild packages using these libraries"
3860                 print "and then remerge the packages listed above."
3861
3862         mtimedb.commit()
3863         sys.exit(retval)
3864
3865
3866 def chk_updated_cfg_files(target_root, config_protect):
3867         if config_protect:
3868                 #number of directories with some protect files in them
3869                 procount=0
3870                 for x in config_protect:
3871                         x = os.path.join(target_root, x.lstrip(os.path.sep))
3872                         try:
3873                                 mymode = os.lstat(x).st_mode
3874                         except OSError:
3875                                 continue
3876                         if stat.S_ISDIR(mymode):
3877                                 mycommand = "cd '%s'; find . -iname '._cfg????_*'" % x
3878                         else:
3879                                 mycommand = "cd '%s'; find . -maxdepth 1 -iname '._cfg????_%s'" % \
3880                                         os.path.split(x.rstrip(os.path.sep))
3881                         a = commands.getstatusoutput(mycommand + \
3882                                 " ! -iname '.*~' ! -iname '.*.bak'")
3883                         if a[0] != 0:
3884                                 print >> sys.stderr, " " + bad("*")+ " error scanning '%s'" % x
3885                         else:
3886                                 files = a[1].split()
3887                                 if files:
3888                                         procount += 1
3889                                         print colorize("WARN", " * IMPORTANT:"),
3890                                         if stat.S_ISDIR(mymode):
3891                                                  print "%d config files in '%s' need updating." % \
3892                                                         (len(files), x)
3893                                         else:
3894                                                  print "config file '%s' needs updating." % x
3895
3896                 if procount:
3897                         #print " "+yellow("*")+" Type "+green("emerge --help config")+" to learn how to update config files."
3898                         print " "+yellow("*")+" Type "+green("emerge --help config")+" to learn how to update config files."
3899
3900 def checkUpdatedNewsItems( root, NEWS_PATH, UNREAD_PATH, repo_id ):
3901         """
3902         Examines news items in repodir + '/' + NEWS_PATH and attempts to find unread items
3903         Returns the number of unread (yet relevent) items.
3904
3905         @param root:
3906         @type root:
3907         @param NEWS_PATH:
3908         @type NEWS_PATH:
3909         @param UNREAD_PATH:
3910         @type UNREAD_PATH:
3911         @param repo_id:
3912         @type repo_id:
3913         @rtype: Integer
3914         @returns:
3915         1.  The number of unread but relevant news items.
3916
3917         """
3918         from portage.news import NewsManager
3919         manager = NewsManager( root, NEWS_PATH, UNREAD_PATH )
3920         return manager.getUnreadItems( repo_id, update=True )
3921
3922 def is_valid_package_atom(x):
3923         try:
3924                 testkey = portage.dep_getkey(x)
3925         except portage.exception.InvalidData:
3926                 return False
3927         if testkey.startswith("null/"):
3928                 testatom = x.replace(testkey[5:], "cat/"+testkey[5:])
3929         elif "/" not in x:
3930                 testatom = "cat/"+x
3931         else:
3932                 testatom = x
3933         return portage.isvalidatom(testatom)
3934
3935 def validate_merge_list(trees, mergelist):
3936         """Validate the list to make sure all the packages are still available.
3937         This is needed for --resume."""
3938         for (pkg_type, myroot, pkg_key, action) in mergelist:
3939                 if pkg_type == "binary" and \
3940                         not trees[myroot]["bintree"].dbapi.match("="+pkg_key) or \
3941                         pkg_type == "ebuild" and \
3942                         not trees[myroot]["porttree"].dbapi.xmatch(
3943                         "match-all", "="+pkg_key):
3944                         print red("!!! Error: The resume list contains packages that are no longer")
3945                         print red("!!!        available to be emerged. Please restart/continue")
3946                         print red("!!!        the merge operation manually.")
3947                         sys.exit(1)
3948
3949 def show_blocker_docs_link():
3950         print
3951         print "For more information about " + bad("Blocked Packages") + ", please refer to the following"
3952         print "section of the Gentoo Linux x86 Handbook (architecture is irrelevant):"
3953         print
3954         print "http://www.gentoo.org/doc/en/handbook/handbook-x86.xml?full=1#blocked"
3955         print
3956
3957 def action_sync(settings, trees, mtimedb, myopts, myaction):
3958         xterm_titles = "notitles" not in settings.features
3959         emergelog(xterm_titles, " === sync")
3960         myportdir = settings.get("PORTDIR", None)
3961         if not myportdir:
3962                 sys.stderr.write("!!! PORTDIR is undefined.  Is /etc/make.globals missing?\n")
3963                 sys.exit(1)
3964         if myportdir[-1]=="/":
3965                 myportdir=myportdir[:-1]
3966         if not os.path.exists(myportdir):
3967                 print ">>>",myportdir,"not found, creating it."
3968                 os.makedirs(myportdir,0755)
3969         syncuri=settings["SYNC"].rstrip()
3970         os.umask(0022)
3971         updatecache_flg = False
3972         if myaction == "metadata":
3973                 print "skipping sync"
3974                 updatecache_flg = True
3975                 tmpservertimestampfile = None
3976         elif syncuri[:8]=="rsync://":
3977                 if not os.path.exists("/usr/bin/rsync"):
3978                         print "!!! /usr/bin/rsync does not exist, so rsync support is disabled."
3979                         print "!!! Type \"emerge net-misc/rsync\" to enable rsync support."
3980                         sys.exit(1)
3981                 mytimeout=180
3982
3983                 rsync_opts = []
3984                 import shlex, StringIO
3985                 if settings["PORTAGE_RSYNC_OPTS"] == "":
3986                         portage.writemsg("PORTAGE_RSYNC_OPTS empty or unset, using hardcoded defaults\n")
3987                         rsync_opts.extend([
3988                                 "--recursive",    # Recurse directories
3989                                 "--links",        # Consider symlinks
3990                                 "--safe-links",   # Ignore links outside of tree
3991                                 "--perms",        # Preserve permissions
3992                                 "--times",        # Preserive mod times
3993                                 "--compress",     # Compress the data transmitted
3994                                 "--force",        # Force deletion on non-empty dirs
3995                                 "--whole-file",   # Don't do block transfers, only entire files
3996                                 "--delete",       # Delete files that aren't in the master tree
3997                                 "--delete-after", # Delete only after everything else is done
3998                                 "--stats",        # Show final statistics about what was transfered
3999                                 "--timeout="+str(mytimeout), # IO timeout if not done in X seconds
4000                                 "--exclude=/distfiles",   # Exclude distfiles from consideration
4001                                 "--exclude=/local",       # Exclude local     from consideration
4002                                 "--exclude=/packages",    # Exclude packages  from consideration
4003                                 "--filter=H_**/files/digest-*", # Exclude manifest1 digests and delete on the receiving side
4004                         ])
4005
4006                 else:
4007                         # The below validation is not needed when using the above hardcoded
4008                         # defaults.
4009
4010                         portage.writemsg("Using PORTAGE_RSYNC_OPTS instead of hardcoded defaults\n", 1)
4011                         lexer = shlex.shlex(StringIO.StringIO(
4012                                 settings.get("PORTAGE_RSYNC_OPTS","")), posix=True)
4013                         lexer.whitespace_split = True
4014                         rsync_opts.extend(lexer)
4015                         del lexer
4016
4017                         for opt in ("--recursive", "--times"):
4018                                 if opt not in rsync_opts:
4019                                         portage.writemsg(yellow("WARNING:") + " adding required option " + \
4020                                         "%s not included in PORTAGE_RSYNC_OPTS\n" % opt)
4021                                         rsync_opts.append(opt)
4022
4023                         for exclude in ("distfiles", "local", "packages"):
4024                                 opt = "--exclude=/%s" % exclude
4025                                 if opt not in rsync_opts:
4026                                         portage.writemsg(yellow("WARNING:") + \
4027                                         " adding required option %s not included in "  % opt + \
4028                                         "PORTAGE_RSYNC_OPTS (can be overridden with --exclude='!')\n")
4029                                         rsync_opts.append(opt)
4030
4031                         if settings["RSYNC_TIMEOUT"] != "":
4032                                 portage.writemsg("WARNING: usage of RSYNC_TIMEOUT is deprecated, " + \
4033                                 "use PORTAGE_RSYNC_EXTRA_OPTS instead\n")
4034                                 try:
4035                                         mytimeout = int(settings["RSYNC_TIMEOUT"])
4036                                         rsync_opts.append("--timeout=%d" % mytimeout)
4037                                 except ValueError, e:
4038                                         portage.writemsg("!!! %s\n" % str(e))
4039
4040                         # TODO: determine options required for official servers
4041                         if syncuri.rstrip("/").endswith(".gentoo.org/gentoo-portage"):
4042
4043                                 def rsync_opt_startswith(opt_prefix):
4044                                         for x in rsync_opts:
4045                                                 if x.startswith(opt_prefix):
4046                                                         return True
4047                                         return False
4048
4049                                 if not rsync_opt_startswith("--timeout="):
4050                                         rsync_opts.append("--timeout=%d" % mytimeout)
4051
4052                                 for opt in ("--compress", "--whole-file"):
4053                                         if opt not in rsync_opts:
4054                                                 portage.writemsg(yellow("WARNING:") + " adding required option " + \
4055                                                 "%s not included in PORTAGE_RSYNC_OPTS\n" % opt)
4056                                                 rsync_opts.append(opt)
4057
4058                 if "--quiet" in myopts:
4059                         rsync_opts.append("--quiet")    # Shut up a lot
4060                 else:
4061                         rsync_opts.append("--verbose")  # Print filelist
4062
4063                 if "--verbose" in myopts:
4064                         rsync_opts.append("--progress")  # Progress meter for each file
4065
4066                 if "--debug" in myopts:
4067                         rsync_opts.append("--checksum") # Force checksum on all files
4068
4069                 if settings["RSYNC_EXCLUDEFROM"] != "":
4070                         portage.writemsg(yellow("WARNING:") + \
4071                         " usage of RSYNC_EXCLUDEFROM is deprecated, use " + \
4072                         "PORTAGE_RSYNC_EXTRA_OPTS instead\n")
4073                         if os.path.exists(settings["RSYNC_EXCLUDEFROM"]):
4074                                 rsync_opts.append("--exclude-from=%s" % \
4075                                 settings["RSYNC_EXCLUDEFROM"])
4076                         else:
4077                                 portage.writemsg("!!! RSYNC_EXCLUDEFROM specified," + \
4078                                 " but file does not exist.\n")
4079
4080                 if settings["RSYNC_RATELIMIT"] != "":
4081                         portage.writemsg(yellow("WARNING:") + \
4082                         " usage of RSYNC_RATELIMIT is deprecated, use " + \
4083                         "PORTAGE_RSYNC_EXTRA_OPTS instead")
4084                         rsync_opts.append("--bwlimit=%s" % \
4085                         settings["RSYNC_RATELIMIT"])
4086
4087                 # Real local timestamp file.
4088                 servertimestampfile = os.path.join(
4089                         myportdir, "metadata", "timestamp.chk")
4090                 # Temporary file for remote server timestamp comparison.
4091                 tmpservertimestampfile = os.path.join(
4092                         settings["PORTAGE_TMPDIR"], "timestamp.chk")
4093
4094                 content = portage.util.grabfile(servertimestampfile)
4095                 mytimestamp = 0
4096                 if content:
4097                         try:
4098                                 mytimestamp = time.mktime(time.strptime(content[0],
4099                                         "%a, %d %b %Y %H:%M:%S +0000"))
4100                         except (OverflowError, ValueError):
4101                                 pass
4102                 del content
4103
4104                 try:
4105                         rsync_initial_timeout = \
4106                                 int(settings.get("PORTAGE_RSYNC_INITIAL_TIMEOUT", "15"))
4107                 except ValueError:
4108                         rsync_initial_timeout = 15
4109
4110                 try:
4111                         if settings.has_key("RSYNC_RETRIES"):
4112                                 print yellow("WARNING:")+" usage of RSYNC_RETRIES is deprecated, use PORTAGE_RSYNC_RETRIES instead"
4113                                 maxretries=int(settings["RSYNC_RETRIES"])
4114                         else:
4115                                 maxretries=int(settings["PORTAGE_RSYNC_RETRIES"])
4116                 except SystemExit, e:
4117                         raise # Needed else can't exit
4118                 except:
4119                         maxretries=3 #default number of retries
4120
4121                 retries=0
4122                 user_name, hostname, port = re.split(
4123                         "rsync://([^:/]+@)?([^:/]*)(:[0-9]+)?", syncuri, maxsplit=3)[1:4]
4124                 if port is None:
4125                         port=""
4126                 if user_name is None:
4127                         user_name=""
4128                 updatecache_flg=True
4129                 all_rsync_opts = set(rsync_opts)
4130                 lexer = shlex.shlex(StringIO.StringIO(
4131                         settings.get("PORTAGE_RSYNC_EXTRA_OPTS","")), posix=True)
4132                 lexer.whitespace_split = True
4133                 extra_rsync_opts = list(lexer)
4134                 del lexer
4135                 all_rsync_opts.update(extra_rsync_opts)
4136                 family = socket.AF_INET
4137                 if "-4" in all_rsync_opts or "--ipv4" in all_rsync_opts:
4138                         family = socket.AF_INET
4139                 elif socket.has_ipv6 and \
4140                         ("-6" in all_rsync_opts or "--ipv6" in all_rsync_opts):
4141                         family = socket.AF_INET6
4142                 ips=[]
4143                 while (1):
4144                         if ips:
4145                                 del ips[0]
4146                         if ips==[]:
4147                                 try:
4148                                         for addrinfo in socket.getaddrinfo(
4149                                                 hostname, None, family, socket.SOCK_STREAM):
4150                                                 if addrinfo[0] == socket.AF_INET6:
4151                                                         # IPv6 addresses need to be enclosed in square brackets
4152                                                         ips.append("[%s]" % addrinfo[4][0])
4153                                                 else:
4154                                                         ips.append(addrinfo[4][0])
4155                                         from random import shuffle
4156                                         shuffle(ips)
4157                                 except SystemExit, e:
4158                                         raise # Needed else can't exit
4159                                 except Exception, e:
4160                                         print "Notice:",str(e)
4161                                         dosyncuri=syncuri
4162
4163                         if ips:
4164                                 try:
4165                                         dosyncuri = syncuri.replace(
4166                                                 "//" + user_name + hostname + port + "/",
4167                                                 "//" + user_name + ips[0] + port + "/", 1)
4168                                 except SystemExit, e:
4169                                         raise # Needed else can't exit
4170                                 except Exception, e:
4171                                         print "Notice:",str(e)
4172                                         dosyncuri=syncuri
4173
4174                         if (retries==0):
4175                                 if "--ask" in myopts:
4176                                         if userquery("Do you want to sync your Portage tree with the mirror at\n" + blue(dosyncuri) + bold("?"))=="No":
4177                                                 print
4178                                                 print "Quitting."
4179                                                 print
4180                                                 sys.exit(0)
4181                                 emergelog(xterm_titles, ">>> Starting rsync with " + dosyncuri)
4182                                 if "--quiet" not in myopts:
4183                                         print ">>> Starting rsync with "+dosyncuri+"..."
4184                         else:
4185                                 emergelog(xterm_titles,
4186                                         ">>> Starting retry %d of %d with %s" % \
4187                                                 (retries,maxretries,dosyncuri))
4188                                 print "\n\n>>> Starting retry %d of %d with %s" % (retries,maxretries,dosyncuri)
4189
4190                         if mytimestamp != 0 and "--quiet" not in myopts:
4191                                 print ">>> Checking server timestamp ..."
4192
4193                         rsynccommand = ["/usr/bin/rsync"] + rsync_opts + extra_rsync_opts
4194
4195                         if "--debug" in myopts:
4196                                 print rsynccommand
4197
4198                         exitcode = os.EX_OK
4199                         servertimestamp = 0
4200                         # Even if there's no timestamp available locally, fetch the
4201                         # timestamp anyway as an initial probe to verify that the server is
4202                         # responsive.  This protects us from hanging indefinitely on a
4203                         # connection attempt to an unresponsive server which rsync's
4204                         # --timeout option does not prevent.
4205                         if True:
4206                                 mycommand = rsynccommand[:]
4207                                 mycommand.append(dosyncuri.rstrip("/") + \
4208                                         "/metadata/timestamp.chk")
4209                                 mycommand.append(tmpservertimestampfile)
4210                                 content = None
4211                                 mypids = []
4212                                 try:
4213                                         def timeout_handler(signum, frame):
4214                                                 raise portage.exception.PortageException("timed out")
4215                                         signal.signal(signal.SIGALRM, timeout_handler)
4216                                         # Timeout here in case the server is unresponsive.  The
4217                                         # --timeout rsync option doesn't apply to the initial
4218                                         # connection attempt.
4219                                         if rsync_initial_timeout:
4220                                                 signal.alarm(rsync_initial_timeout)
4221                                         try:
4222                                                 mypids.extend(portage.process.spawn(
4223                                                         mycommand, env=settings.environ(), returnpid=True))
4224                                                 exitcode = os.waitpid(mypids[0], 0)[1]
4225                                                 content = portage.grabfile(tmpservertimestampfile)
4226                                         finally:
4227                                                 if rsync_initial_timeout:
4228                                                         signal.alarm(0)
4229                                                 try:
4230                                                         os.unlink(tmpservertimestampfile)
4231                                                 except OSError:
4232                                                         pass
4233                                 except portage.exception.PortageException, e:
4234                                         # timed out
4235                                         print e
4236                                         del e
4237                                         if mypids and os.waitpid(mypids[0], os.WNOHANG) == (0,0):
4238                                                 os.kill(mypids[0], signal.SIGTERM)
4239                                                 os.waitpid(mypids[0], 0)
4240                                         # This is the same code rsync uses for timeout.
4241                                         exitcode = 30
4242                                 else:
4243                                         if exitcode != os.EX_OK:
4244                                                 if exitcode & 0xff:
4245                                                         exitcode = (exitcode & 0xff) << 8
4246                                                 else:
4247                                                         exitcode = exitcode >> 8
4248                                 if mypids:
4249                                         portage.process.spawned_pids.remove(mypids[0])
4250                                 if content:
4251                                         try:
4252                                                 servertimestamp = time.mktime(time.strptime(
4253                                                         content[0], "%a, %d %b %Y %H:%M:%S +0000"))
4254                                         except (OverflowError, ValueError):
4255                                                 pass
4256                                 del mycommand, mypids, content
4257                         if exitcode == os.EX_OK:
4258                                 if (servertimestamp != 0) and (servertimestamp == mytimestamp):
4259                                         emergelog(xterm_titles,
4260                                                 ">>> Cancelling sync -- Already current.")
4261                                         print
4262                                         print ">>>"
4263                                         print ">>> Timestamps on the server and in the local repository are the same."
4264                                         print ">>> Cancelling all further sync action. You are already up to date."
4265                                         print ">>>"
4266                                         print ">>> In order to force sync, remove '%s'." % servertimestampfile
4267                                         print ">>>"
4268                                         print
4269                                         sys.exit(0)
4270                                 elif (servertimestamp != 0) and (servertimestamp < mytimestamp):
4271                                         emergelog(xterm_titles,
4272                                                 ">>> Server out of date: %s" % dosyncuri)
4273                                         print
4274                                         print ">>>"
4275                                         print ">>> SERVER OUT OF DATE: %s" % dosyncuri
4276                                         print ">>>"
4277                                         print ">>> In order to force sync, remove '%s'." % servertimestampfile
4278                                         print ">>>"
4279                                         print
4280                                 elif (servertimestamp == 0) or (servertimestamp > mytimestamp):
4281                                         # actual sync
4282                                         mycommand = rsynccommand + [dosyncuri+"/", myportdir]
4283                                         exitcode = portage.process.spawn(mycommand,
4284                                                 env=settings.environ())
4285                                         if exitcode in [0,1,3,4,11,14,20,21]:
4286                                                 break
4287                         elif exitcode in [1,3,4,11,14,20,21]:
4288                                 break
4289                         else:
4290                                 # Code 2 indicates protocol incompatibility, which is expected
4291                                 # for servers with protocol < 29 that don't support
4292                                 # --prune-empty-directories.  Retry for a server that supports
4293                                 # at least rsync protocol version 29 (>=rsync-2.6.4).
4294                                 pass
4295
4296                         retries=retries+1
4297
4298                         if retries<=maxretries:
4299                                 print ">>> Retrying..."
4300                                 time.sleep(11)
4301                         else:
4302                                 # over retries
4303                                 # exit loop
4304                                 updatecache_flg=False
4305                                 break
4306
4307                 if (exitcode==0):
4308                         emergelog(xterm_titles, "=== Sync completed with %s" % dosyncuri)
4309                 elif (exitcode>0):
4310                         print
4311                         if exitcode==1:
4312                                 print darkred("!!!")+green(" Rsync has reported that there is a syntax error. Please ensure")
4313                                 print darkred("!!!")+green(" that your SYNC statement is proper.")
4314                                 print darkred("!!!")+green(" SYNC="+settings["SYNC"])
4315                         elif exitcode==11:
4316                                 print darkred("!!!")+green(" Rsync has reported that there is a File IO error. Normally")
4317                                 print darkred("!!!")+green(" this means your disk is full, but can be caused by corruption")
4318                                 print darkred("!!!")+green(" on the filesystem that contains PORTDIR. Please investigate")
4319                                 print darkred("!!!")+green(" and try again after the problem has been fixed.")
4320                                 print darkred("!!!")+green(" PORTDIR="+settings["PORTDIR"])
4321                         elif exitcode==20:
4322                                 print darkred("!!!")+green(" Rsync was killed before it finished.")
4323                         else:
4324                                 print darkred("!!!")+green(" Rsync has not successfully finished. It is recommended that you keep")
4325                                 print darkred("!!!")+green(" trying or that you use the 'emerge-webrsync' option if you are unable")
4326                                 print darkred("!!!")+green(" to use rsync due to firewall or other restrictions. This should be a")
4327                                 print darkred("!!!")+green(" temporary problem unless complications exist with your network")
4328                                 print darkred("!!!")+green(" (and possibly your system's filesystem) configuration.")
4329                         print
4330                         sys.exit(exitcode)
4331         elif syncuri[:6]=="cvs://":
4332                 if not os.path.exists("/usr/bin/cvs"):
4333                         print "!!! /usr/bin/cvs does not exist, so CVS support is disabled."
4334                         print "!!! Type \"emerge dev-util/cvs\" to enable CVS support."
4335                         sys.exit(1)
4336                 cvsroot=syncuri[6:]
4337                 cvsdir=os.path.dirname(myportdir)
4338                 if not os.path.exists(myportdir+"/CVS"):
4339                         #initial checkout
4340                         print ">>> Starting initial cvs checkout with "+syncuri+"..."
4341                         if os.path.exists(cvsdir+"/gentoo-x86"):
4342                                 print "!!! existing",cvsdir+"/gentoo-x86 directory; exiting."
4343                                 sys.exit(1)
4344                         try:
4345                                 os.rmdir(myportdir)
4346                         except OSError, e:
4347                                 if e.errno != errno.ENOENT:
4348                                         sys.stderr.write(
4349                                                 "!!! existing '%s' directory; exiting.\n" % myportdir)
4350                                         sys.exit(1)
4351                                 del e
4352                         if portage.spawn("cd "+cvsdir+"; cvs -z0 -d "+cvsroot+" co -P gentoo-x86",settings,free=1):
4353                                 print "!!! cvs checkout error; exiting."
4354                                 sys.exit(1)
4355                         os.rename(os.path.join(cvsdir, "gentoo-x86"), myportdir)
4356                 else:
4357                         #cvs update
4358                         print ">>> Starting cvs update with "+syncuri+"..."
4359                         retval = portage.spawn("cd '%s'; cvs -z0 -q update -dP" % \
4360                                 myportdir, settings, free=1)
4361                         if retval != os.EX_OK:
4362                                 sys.exit(retval)
4363                 dosyncuri = syncuri
4364         else:
4365                 print "!!! rsync setting: ",syncuri,"not recognized; exiting."
4366                 sys.exit(1)
4367
4368         if updatecache_flg and  \
4369                 myaction != "metadata" and \
4370                 "metadata-transfer" not in settings.features:
4371                 updatecache_flg = False
4372
4373         # Reload the whole config from scratch.
4374         settings, trees, mtimedb = load_emerge_config(trees=trees)
4375         portdb = trees[settings["ROOT"]]["porttree"].dbapi
4376
4377         if os.path.exists(myportdir+"/metadata/cache") and updatecache_flg:
4378                 action_metadata(settings, portdb, myopts)
4379
4380         if portage._global_updates(trees, mtimedb["updates"]):
4381                 mtimedb.commit()
4382                 # Reload the whole config from scratch.
4383                 settings, trees, mtimedb = load_emerge_config(trees=trees)
4384                 portdb = trees[settings["ROOT"]]["porttree"].dbapi
4385
4386         mybestpv = portdb.xmatch("bestmatch-visible", "sys-apps/portage")
4387         mypvs = portage.best(
4388                 trees[settings["ROOT"]]["vartree"].dbapi.match("sys-apps/portage"))
4389
4390         chk_updated_cfg_files("/", settings.get("CONFIG_PROTECT","").split())
4391
4392         if myaction != "metadata":
4393                 if os.access(portage.USER_CONFIG_PATH + "/bin/post_sync", os.X_OK):
4394                         retval = portage.process.spawn(
4395                                 [os.path.join(portage.USER_CONFIG_PATH, "bin", "post_sync"),
4396                                 dosyncuri], env=settings.environ())
4397                         if retval != os.EX_OK:
4398                                 print red(" * ")+bold("spawn failed of "+ portage.USER_CONFIG_PATH + "/bin/post_sync")
4399
4400         if(mybestpv != mypvs) and not "--quiet" in myopts:
4401                 print
4402                 print red(" * ")+bold("An update to portage is available.")+" It is _highly_ recommended"
4403                 print red(" * ")+"that you update portage now, before any other packages are updated."
4404                 print red(" * ")+"Please run 'emerge portage' and then update "+bold("ALL")+" of your"
4405                 print red(" * ")+"configuration files."
4406                 print red(" * ")+"To update portage, run 'emerge portage'."
4407                 print
4408
4409         display_news_notification(settings)
4410
4411 def action_metadata(settings, portdb, myopts):
4412         portage.writemsg_stdout("\n>>> Updating Portage cache:      ")
4413         old_umask = os.umask(0002)
4414         cachedir = os.path.normpath(settings.depcachedir)
4415         if cachedir in ["/",    "/bin", "/dev",  "/etc",  "/home",
4416                                         "/lib", "/opt", "/proc", "/root", "/sbin",
4417                                         "/sys", "/tmp", "/usr",  "/var"]:
4418                 print >> sys.stderr, "!!! PORTAGE_DEPCACHEDIR IS SET TO A PRIMARY " + \
4419                         "ROOT DIRECTORY ON YOUR SYSTEM."
4420                 print >> sys.stderr, \
4421                         "!!! This is ALMOST CERTAINLY NOT what you want: '%s'" % cachedir
4422                 sys.exit(73)
4423         if not os.path.exists(cachedir):
4424                 os.mkdir(cachedir)
4425
4426         ec = portage.eclass_cache.cache(portdb.porttree_root)
4427         myportdir = os.path.realpath(settings["PORTDIR"])
4428         cm = settings.load_best_module("portdbapi.metadbmodule")(
4429                 myportdir, "metadata/cache", portage.auxdbkeys[:])
4430
4431         from portage.cache import util
4432
4433         class percentage_noise_maker(util.quiet_mirroring):
4434                 def __init__(self, dbapi):
4435                         self.dbapi = dbapi
4436                         self.cp_all = dbapi.cp_all()
4437                         l = len(self.cp_all)
4438                         self.call_update_min = 100000000
4439                         self.min_cp_all = l/100.0
4440                         self.count = 1
4441                         self.pstr = ''
4442
4443                 def __iter__(self):
4444                         for x in self.cp_all:
4445                                 self.count += 1
4446                                 if self.count > self.min_cp_all:
4447                                         self.call_update_min = 0
4448                                         self.count = 0
4449                                 for y in self.dbapi.cp_list(x):
4450                                         yield y
4451                         self.call_update_mine = 0
4452
4453                 def update(self, *arg):
4454                         try:                            self.pstr = int(self.pstr) + 1
4455                         except ValueError:      self.pstr = 1
4456                         sys.stdout.write("%s%i%%" % \
4457                                 ("\b" * (len(str(self.pstr))+1), self.pstr))
4458                         sys.stdout.flush()
4459                         self.call_update_min = 10000000
4460
4461                 def finish(self, *arg):
4462                         sys.stdout.write("\b\b\b\b100%\n")
4463                         sys.stdout.flush()
4464
4465         if "--quiet" in myopts:
4466                 def quicky_cpv_generator(cp_all_list):
4467                         for x in cp_all_list:
4468                                 for y in portdb.cp_list(x):
4469                                         yield y
4470                 source = quicky_cpv_generator(portdb.cp_all())
4471                 noise_maker = portage.cache.util.quiet_mirroring()
4472         else:
4473                 noise_maker = source = percentage_noise_maker(portdb)
4474         portage.cache.util.mirror_cache(source, cm, portdb.auxdb[myportdir],
4475                 eclass_cache=ec, verbose_instance=noise_maker)
4476
4477         sys.stdout.flush()
4478         os.umask(old_umask)
4479
4480 def action_regen(settings, portdb):
4481         xterm_titles = "notitles" not in settings.features
4482         emergelog(xterm_titles, " === regen")
4483         #regenerate cache entries
4484         print "Regenerating cache entries... "
4485         try:
4486                 os.close(sys.stdin.fileno())
4487         except SystemExit, e:
4488                 raise # Needed else can't exit
4489         except:
4490                 pass
4491         sys.stdout.flush()
4492         mynodes = portdb.cp_all()
4493         from portage.cache.cache_errors import CacheError
4494         dead_nodes = {}
4495         for mytree in portdb.porttrees:
4496                 try:
4497                         dead_nodes[mytree] = set(portdb.auxdb[mytree].iterkeys())
4498                 except CacheError, e:
4499                         print "\n  error listing cache entries for " + \
4500                                 "'%s': %s, continuing..." % (mytree, e)
4501                         del e
4502                         dead_nodes = None
4503                         break
4504         for x in mynodes:
4505                 mymatches = portdb.cp_list(x)
4506                 portage.writemsg_stdout("processing %s\n" % x)
4507                 for y in mymatches:
4508                         try:
4509                                 foo = portdb.aux_get(y,["DEPEND"])
4510                         except SystemExit, e:
4511                                 # sys.exit is an exception... And consequently, we can't catch it.
4512                                 raise
4513                         except Exception, e:
4514                                 print "\n  error processing %(cpv)s, continuing... (%(e)s)" % {"cpv":y,"e":str(e)}
4515                         if dead_nodes:
4516                                 for mytree in portdb.porttrees:
4517                                         if portdb.findname2(y, mytree=mytree)[0]:
4518                                                 dead_nodes[mytree].discard(y)
4519         if dead_nodes:
4520                 for mytree, nodes in dead_nodes.iteritems():
4521                         auxdb = portdb.auxdb[mytree]
4522                         for y in nodes:
4523                                 try:
4524                                         del auxdb[y]
4525                                 except (KeyError, CacheError):
4526                                         pass
4527         print "done!"
4528
4529 def action_config(settings, trees, myopts, myfiles):
4530         if len(myfiles) != 1 or "system" in myfiles or "world" in myfiles:
4531                 print red("!!! config can only take a single package atom at this time\n")
4532                 sys.exit(1)
4533         if not is_valid_package_atom(myfiles[0]):
4534                 portage.writemsg("!!! '%s' is not a valid package atom.\n" % myfiles[0],
4535                         noiselevel=-1)
4536                 portage.writemsg("!!! Please check ebuild(5) for full details.\n")
4537                 portage.writemsg("!!! (Did you specify a version but forget to prefix with '='?)\n")
4538                 sys.exit(1)
4539         print
4540         try:
4541                 pkgs = trees[settings["ROOT"]]["vartree"].dbapi.match(myfiles[0])
4542         except ValueError, e:
4543                 # Multiple matches thrown from cpv_expand
4544                 pkgs = e.args[0]
4545         if len(pkgs) == 0:
4546                 print "No packages found.\n"
4547                 sys.exit(0)
4548         elif len(pkgs) > 1:
4549                 if "--ask" in myopts:
4550                         options = []
4551                         print "Please select a package to configure:"
4552                         idx = 0
4553                         for pkg in pkgs:
4554                                 idx += 1
4555                                 options.append(str(idx))
4556                                 print options[-1]+") "+pkg
4557                         print "X) Cancel"
4558                         options.append("X")
4559                         idx = userquery("Selection?", options)
4560                         if idx == "X":
4561                                 sys.exit(0)
4562                         pkg = pkgs[int(idx)-1]
4563                 else:
4564                         print "The following packages available:"
4565                         for pkg in pkgs:
4566                                 print "* "+pkg
4567                         print "\nPlease use a specific atom or the --ask option."
4568                         sys.exit(1)
4569         else:
4570                 pkg = pkgs[0]
4571
4572         print
4573         if "--ask" in myopts:
4574                 if userquery("Ready to configure "+pkg+"?") == "No":
4575                         sys.exit(0)
4576         else:
4577                 print "Configuring pkg..."
4578         print
4579         ebuildpath = trees[settings["ROOT"]]["vartree"].dbapi.findname(pkg)
4580         mysettings = portage.config(clone=settings)
4581         portage.doebuild(ebuildpath, "config", settings["ROOT"], mysettings,
4582                 debug=(settings.get("PORTAGE_DEBUG", "") == 1), cleanup=True,
4583                 mydbapi=trees[settings["ROOT"]]["vartree"].dbapi, tree="vartree")
4584         print
4585
4586 def action_info(settings, trees, myopts, myfiles):
4587         unameout=commands.getstatusoutput("uname -mrp")[1]
4588         print getportageversion(settings["PORTDIR"], settings["ROOT"],
4589                 settings.profile_path, settings["CHOST"],
4590                 trees[settings["ROOT"]]["vartree"].dbapi)
4591         header_width = 65
4592         header_title = "System Settings"
4593         if myfiles:
4594                 print header_width * "="
4595                 print header_title.rjust(int(header_width/2 + len(header_title)/2))
4596         print header_width * "="
4597         print "System uname: "+unameout
4598         gentoo_release = portage.grabfile(os.path.join(
4599                 settings["PORTAGE_CONFIGROOT"], "etc", "gentoo-release"))
4600         if gentoo_release:
4601                 print gentoo_release[0]
4602         else:
4603                 print "Unknown Host Operating System"
4604         lastSync = portage.grabfile(os.path.join(
4605                 settings["PORTDIR"], "metadata", "timestamp.chk"))
4606         print "Timestamp of tree:",
4607         if lastSync:
4608                 print lastSync[0]
4609         else:
4610                 print "Unknown"
4611
4612         output=commands.getstatusoutput("distcc --version")
4613         if not output[0]:
4614                 print str(output[1].split("\n",1)[0]),
4615                 if "distcc" in settings.features:
4616                         print "[enabled]"
4617                 else:
4618                         print "[disabled]"
4619
4620         output=commands.getstatusoutput("ccache -V")
4621         if not output[0]:
4622                 print str(output[1].split("\n",1)[0]),
4623                 if "ccache" in settings.features:
4624                         print "[enabled]"
4625                 else:
4626                         print "[disabled]"
4627
4628         myvars  = ["sys-devel/autoconf", "sys-devel/automake", "virtual/os-headers",
4629                    "sys-devel/binutils", "sys-devel/libtool",  "dev-lang/python"]
4630         myvars += portage.util.grabfile(settings["PORTDIR"]+"/profiles/info_pkgs")
4631         myvars  = portage.util.unique_array(myvars)
4632         myvars.sort()
4633
4634         for x in myvars:
4635                 if portage.isvalidatom(x):
4636                         pkg_matches = trees["/"]["vartree"].dbapi.match(x)
4637                         pkg_matches = [portage.catpkgsplit(cpv)[1:] for cpv in pkg_matches]
4638                         pkg_matches.sort(portage.pkgcmp)
4639                         pkgs = []
4640                         for pn, ver, rev in pkg_matches:
4641                                 if rev != "r0":
4642                                         pkgs.append(ver + "-" + rev)
4643                                 else:
4644                                         pkgs.append(ver)
4645                         if pkgs:
4646                                 pkgs = ", ".join(pkgs)
4647                                 print "%-20s %s" % (x+":", pkgs)
4648                 else:
4649                         print "%-20s %s" % (x+":", "[NOT VALID]")
4650
4651         libtool_vers = ",".join(trees["/"]["vartree"].dbapi.match("sys-devel/libtool"))
4652
4653         if "--verbose" in myopts:
4654                 myvars=settings.keys()
4655         else:
4656                 myvars = ['GENTOO_MIRRORS', 'CONFIG_PROTECT', 'CONFIG_PROTECT_MASK',
4657                           'PORTDIR', 'DISTDIR', 'PKGDIR', 'PORTAGE_TMPDIR',
4658                           'PORTDIR_OVERLAY', 'USE', 'CHOST', 'CFLAGS', 'CXXFLAGS',
4659                           'ACCEPT_KEYWORDS', 'SYNC', 'FEATURES', 'EMERGE_DEFAULT_OPTS']
4660
4661                 myvars.extend(portage.util.grabfile(settings["PORTDIR"]+"/profiles/info_vars"))
4662
4663         myvars = portage.util.unique_array(myvars)
4664         unset_vars = []
4665         myvars.sort()
4666         for x in myvars:
4667                 if x in settings:
4668                         if x != "USE":
4669                                 print '%s="%s"' % (x, settings[x])
4670                         else:
4671                                 use = set(settings["USE"].split())
4672                                 use_expand = settings["USE_EXPAND"].split()
4673                                 use_expand.sort()
4674                                 for varname in use_expand:
4675                                         flag_prefix = varname.lower() + "_"
4676                                         for f in list(use):
4677                                                 if f.startswith(flag_prefix):
4678                                                         use.remove(f)
4679                                 use = list(use)
4680                                 use.sort()
4681                                 print 'USE="%s"' % " ".join(use),
4682                                 for varname in use_expand:
4683                                         myval = settings.get(varname)
4684                                         if myval:
4685                                                 print '%s="%s"' % (varname, myval),
4686                                 print
4687                 else:
4688                         unset_vars.append(x)
4689         if unset_vars:
4690                 print "Unset:  "+", ".join(unset_vars)
4691         print
4692
4693         if "--debug" in myopts:
4694                 for x in dir(portage):
4695                         module = getattr(portage, x)
4696                         if "cvs_id_string" in dir(module):
4697                                 print "%s: %s" % (str(x), str(module.cvs_id_string))
4698
4699         # See if we can find any packages installed matching the strings
4700         # passed on the command line
4701         mypkgs = []
4702         vardb = trees[settings["ROOT"]]["vartree"].dbapi
4703         portdb = trees[settings["ROOT"]]["porttree"].dbapi
4704         for x in myfiles:
4705                 mypkgs.extend(vardb.match(x))
4706
4707         # If some packages were found...
4708         if mypkgs:
4709                 # Get our global settings (we only print stuff if it varies from
4710                 # the current config)
4711                 mydesiredvars = [ 'CHOST', 'CFLAGS', 'CXXFLAGS' ]
4712                 auxkeys = mydesiredvars + [ "USE", "IUSE"]
4713                 global_vals = {}
4714                 pkgsettings = portage.config(clone=settings)
4715
4716                 for myvar in mydesiredvars:
4717                         global_vals[myvar] = set(settings.get(myvar, "").split())
4718
4719                 # Loop through each package
4720                 # Only print settings if they differ from global settings
4721                 header_printed = False
4722                 for pkg in mypkgs:
4723                         # Get all package specific variables
4724                         auxvalues = vardb.aux_get(pkg, auxkeys)
4725                         valuesmap = {}
4726                         for i in xrange(len(auxkeys)):
4727                                 valuesmap[auxkeys[i]] = set(auxvalues[i].split())
4728                         diff_values = {}
4729                         for myvar in mydesiredvars:
4730                                 # If the package variable doesn't match the
4731                                 # current global variable, something has changed
4732                                 # so set diff_found so we know to print
4733                                 if valuesmap[myvar] != global_vals[myvar]:
4734                                         diff_values[myvar] = valuesmap[myvar]
4735                         valuesmap["IUSE"] = set(filter_iuse_defaults(valuesmap["IUSE"]))
4736                         valuesmap["USE"] = valuesmap["USE"].intersection(valuesmap["IUSE"])
4737                         pkgsettings.reset()
4738                         # If a matching ebuild is no longer available in the tree, maybe it
4739                         # would make sense to compare against the flags for the best
4740                         # available version with the same slot?
4741                         mydb = None
4742                         if portdb.cpv_exists(pkg):
4743                                 mydb = portdb
4744                         pkgsettings.setcpv(pkg, mydb=mydb)
4745                         if valuesmap["IUSE"].intersection(pkgsettings["USE"].split()) != \
4746                                 valuesmap["USE"]:
4747                                 diff_values["USE"] = valuesmap["USE"]
4748                         # If a difference was found, print the info for
4749                         # this package.
4750                         if diff_values:
4751
4752                                 # If we have not yet printed the header,
4753                                 # print it now
4754                                 if not header_printed:
4755                                         header_title = "Package Settings"
4756                                         print header_width * "="
4757                                         print header_title.rjust(int(header_width/2 + len(header_title)/2))
4758                                         print header_width * "="
4759                                         header_printed = True
4760
4761                                 # Print package info
4762                                 print "%s was built with the following:" % pkg
4763                                 for myvar in mydesiredvars + ["USE"]:
4764                                         if myvar in diff_values:
4765                                                 mylist = list(diff_values[myvar])
4766                                                 mylist.sort()
4767                                                 print "%s=\"%s\"" % (myvar, " ".join(mylist))
4768                                 print
4769
4770 def action_search(settings, portdb, vartree, myopts, myfiles, spinner):
4771         if not myfiles:
4772                 print "emerge: no search terms provided."
4773         else:
4774                 searchinstance = search(settings, portdb,
4775                         vartree, spinner, "--searchdesc" in myopts,
4776                         "--quiet" not in myopts)
4777                 for mysearch in myfiles:
4778                         try:
4779                                 searchinstance.execute(mysearch)
4780                         except re.error, comment:
4781                                 print "\n!!! Regular expression error in \"%s\": %s" % ( mysearch, comment )
4782                                 sys.exit(1)
4783                         searchinstance.output()
4784
4785 def action_depclean(settings, trees, ldpath_mtimes,
4786         myopts, spinner):
4787         # Kill packages that aren't explicitly merged or are required as a
4788         # dependency of another package. World file is explicit.
4789
4790         warn_prefix = colorize("BAD", "*** WARNING ***  ")
4791         print
4792         print warn_prefix + "Depclean may break link level dependencies.  Thus, it is"
4793         print warn_prefix + "recommended to use a tool such as " + good("`revdep-rebuild`") + " (from"
4794         print warn_prefix + "app-portage/gentoolkit) in order to detect such breakage."
4795         print warn_prefix
4796         print warn_prefix + "Also study the list of packages to be cleaned for any obvious"
4797         print warn_prefix + "mistakes. Packages that are part of the world set will always"
4798         print warn_prefix + "be kept.  They can be manually added to this set with"
4799         print warn_prefix + good("`emerge --noreplace <atom>`") + ".  Packages that are listed in"
4800         print warn_prefix + "package.provided (see portage(5)) will be removed by"
4801         print warn_prefix + "depclean, even if they are part of the world set."
4802         print warn_prefix
4803         print warn_prefix + "As a safety measure, depclean will not remove any packages"
4804         print warn_prefix + "unless *all* required dependencies have been resolved.  As a"
4805         print warn_prefix + "consequence, it is often necessary to run "
4806         print warn_prefix + good("`emerge --update --newuse --deep world`") + " prior to depclean."
4807
4808         xterm_titles = "notitles" not in settings.features
4809         myroot = settings["ROOT"]
4810         dep_check_trees = {}
4811         dep_check_trees[myroot] = {}
4812         dep_check_trees[myroot]["vartree"] = \
4813                 FakeVartree(trees[myroot]["vartree"], trees[myroot]["porttree"].dbapi)
4814         vardb = dep_check_trees[myroot]["vartree"].dbapi
4815         # Constrain dependency selection to the installed packages.
4816         dep_check_trees[myroot]["porttree"] = dep_check_trees[myroot]["vartree"]
4817         syslist = getlist(settings, "system")
4818         worldlist = getlist(settings, "world")
4819         system_world_dict = genericdict(worldlist)
4820         system_world_dict.update(genericdict(syslist))
4821         fakedb = portage.fakedbapi(settings=settings)
4822         myvarlist = vardb.cpv_all()
4823
4824         if not syslist:
4825                 print "\n!!! You have no system list.",
4826         if not worldlist:
4827                 print "\n!!! You have no world file.",
4828         if not myvarlist:
4829                 print "\n!!! You have no installed package database (%s)." % portage.VDB_PATH,
4830
4831         if not (syslist and worldlist and myvarlist):
4832                 print "\n!!! Proceeding "+(syslist and myvarlist and "may" or "will")
4833                 print " break your installation.\n"
4834                 if "--pretend" not in myopts:
4835                         countdown(int(settings["EMERGE_WARNING_DELAY"]), ">>> Depclean")
4836
4837         if not "--pretend" in myopts: #just check pretend, since --ask implies pretend
4838                 emergelog(xterm_titles, " >>> depclean")
4839
4840         if "--quiet" not in myopts:
4841                 print "\nCalculating dependencies  ",
4842
4843         soft = 0
4844         hard = 1
4845         remaining_atoms = [(atom, 'world', hard) for atom in worldlist if vardb.match(atom)]
4846         remaining_atoms += [(atom, 'system', hard) for atom in syslist if vardb.match(atom)]
4847         unresolveable = {}
4848         aux_keys = ["DEPEND", "RDEPEND", "PDEPEND"]
4849
4850         while remaining_atoms:
4851                 atom, parent, priority = remaining_atoms.pop()
4852                 pkgs = vardb.match(atom)
4853                 if not pkgs:
4854                         if not atom.startswith("!") and priority == hard:
4855                                 unresolveable.setdefault(atom, []).append(parent)
4856                         continue
4857                 if portage.dep_getkey(atom) not in system_world_dict:
4858                         # Prune all but the best matching slot, since that's all that a
4859                         # deep world update would pull in.  Don't prune if the cpv is in
4860                         # system or world though, since those sets trigger greedy update
4861                         # of all slots.
4862                         pkgs = [portage.best(pkgs)]
4863                 for pkg in pkgs:
4864                         if fakedb.cpv_exists(pkg):
4865                                 continue
4866                         spinner.update()
4867                         fakedb.cpv_inject(pkg)
4868                         myaux = dict(izip(aux_keys, vardb.aux_get(pkg, aux_keys)))
4869                         mydeps = []
4870                         if myopts.get("--with-bdeps", "y") == "y":
4871                                 mydeps.append((myaux["DEPEND"], soft))
4872                         del myaux["DEPEND"]
4873                         mydeps.append((" ".join(myaux.values()), hard))
4874                         usedef = vardb.aux_get(pkg, ["USE"])[0].split()
4875                         for depstr, priority in mydeps:
4876
4877                                 if not depstr:
4878                                         continue
4879
4880                                 if "--debug" in myopts:
4881                                         print
4882                                         print "Parent:   ", pkg
4883                                         print "Depstring:", depstr
4884                                         print "Priority:",
4885                                         if priority == soft:
4886                                                 print "soft"
4887                                         else:
4888                                                 print "hard"
4889
4890                                 try:
4891                                         portage.dep._dep_check_strict = False
4892                                         success, atoms = portage.dep_check(depstr, None, settings,
4893                                                 myuse=usedef, trees=dep_check_trees, myroot=myroot)
4894                                 finally:
4895                                         portage.dep._dep_check_strict = True
4896                                 if not success:
4897                                         show_invalid_depstring_notice(
4898                                                 ("installed", myroot, pkg, "nomerge"),
4899                                                 depstr, atoms)
4900                                         return
4901
4902                                 if "--debug" in myopts:
4903                                         print "Candidates:", atoms
4904
4905                                 for atom in atoms:
4906                                         remaining_atoms.append((atom, pkg, priority))
4907
4908         if "--quiet" not in myopts:
4909                 print "\b\b... done!\n"
4910
4911         if unresolveable:
4912                 print "Dependencies could not be completely resolved due to"
4913                 print "the following required packages not being installed:"
4914                 print
4915                 for atom in unresolveable:
4916                         print atom, "required by", " ".join(unresolveable[atom])
4917                 print
4918                 print "Have you forgotten to run " + good("`emerge --update --newuse --deep world`") + " prior to"
4919                 print "depclean?  It may be necessary to manually uninstall packages that no longer"
4920                 print "exist in the portage tree since it may not be possible to satisfy their"
4921                 print "dependencies.  Also, be aware of the --with-bdeps option that is documented"
4922                 print "in " + good("`man emerge`") + "."
4923                 print
4924                 return
4925
4926         cleanlist = [pkg for pkg in vardb.cpv_all() if not fakedb.cpv_exists(pkg)]
4927
4928         if len(cleanlist):
4929                 unmerge(settings, myopts, trees[settings["ROOT"]]["vartree"],
4930                         "unmerge", cleanlist, ldpath_mtimes)
4931
4932         print "Packages installed:   "+str(len(myvarlist))
4933         print "Packages in world:    "+str(len(worldlist))
4934         print "Packages in system:   "+str(len(syslist))
4935         print "Unique package names: "+str(len(myvarlist))
4936         print "Required packages:    "+str(len(fakedb.cpv_all()))
4937         if "--pretend" in myopts:
4938                 print "Number to remove:     "+str(len(cleanlist))
4939         else:
4940                 print "Number removed:       "+str(len(cleanlist))
4941
4942 def action_build(settings, trees, mtimedb,
4943         myopts, myaction, myfiles, spinner):
4944         ldpath_mtimes = mtimedb["ldpath"]
4945         favorites=[]
4946         if "--quiet" not in myopts and \
4947                 ("--pretend" in myopts or "--ask" in myopts or \
4948                 "--tree" in myopts or "--verbose" in myopts):
4949                 action = ""
4950                 if "--fetchonly" in myopts or "--fetch-all-uri" in myopts:
4951                         action = "fetched"
4952                 else:
4953                         action = "merged"
4954                 if "--tree" in myopts and action != "fetched": # Tree doesn't work with fetching
4955                         print
4956                         print darkgreen("These are the packages that would be %s, in reverse order:") % action
4957                         print
4958                 else:
4959                         print
4960                         print darkgreen("These are the packages that would be %s, in order:") % action
4961                         print
4962
4963         # validate the state of the resume data
4964         # so that we can make assumptions later.
4965         for k in ("resume", "resume_backup"):
4966                 if k in mtimedb:
4967                         if "mergelist" in mtimedb[k]:
4968                                 if not mtimedb[k]["mergelist"]:
4969                                         del mtimedb[k]
4970                         else:
4971                                 del mtimedb[k]
4972
4973         if "--resume" in myopts and \
4974                 ("resume" in mtimedb or
4975                 "resume_backup" in mtimedb):
4976                 if "resume" not in mtimedb:
4977                         mtimedb["resume"] = mtimedb["resume_backup"]
4978                         del mtimedb["resume_backup"]
4979                         mtimedb.commit()
4980                 # XXX: "myopts" is a list for backward compatibility.
4981                 myresumeopts = dict([(k,True) for k in mtimedb["resume"]["myopts"]])
4982
4983                 for opt in ("--skipfirst", "--ask", "--tree"):
4984                         myresumeopts.pop(opt, None)
4985
4986                 for myopt, myarg in myopts.iteritems():
4987                         if myopt not in myresumeopts:
4988                                 myresumeopts[myopt] = myarg
4989                 myopts=myresumeopts
4990
4991                 # Adjust config according to options of the command being resumed.
4992                 for myroot in trees:
4993                         mysettings =  trees[myroot]["vartree"].settings
4994                         mysettings.unlock()
4995                         adjust_config(myopts, mysettings)
4996                         mysettings.lock()
4997                         del myroot, mysettings
4998
4999                 myparams = create_depgraph_params(myopts, myaction)
5000                 if "--quiet" not in myopts and "--nodeps" not in myopts:
5001                         print "Calculating dependencies  ",
5002                 mydepgraph = depgraph(settings, trees,
5003                         myopts, myparams, spinner)
5004                 if "--quiet" not in myopts and "--nodeps" not in myopts:
5005                         print "\b\b... done!"
5006         else:
5007                 if ("--resume" in myopts):
5008                         print darkgreen("emerge: It seems we have nothing to resume...")
5009                         sys.exit(0)
5010
5011                 myparams = create_depgraph_params(myopts, myaction)
5012                 if myaction in ["system","world"]:
5013                         if "--quiet" not in myopts and "--nodeps" not in myopts:
5014                                 print "Calculating",myaction,"dependencies  ",
5015                                 sys.stdout.flush()
5016                         mydepgraph = depgraph(settings, trees, myopts, myparams, spinner)
5017                         if not mydepgraph.xcreate(myaction):
5018                                 print "!!! Depgraph creation failed."
5019                                 sys.exit(1)
5020                         if "--quiet" not in myopts and "--nodeps" not in myopts:
5021                                 print "\b\b... done!"
5022                 else:
5023                         if "--quiet" not in myopts and "--nodeps" not in myopts:
5024                                 print "Calculating dependencies  ",
5025                                 sys.stdout.flush()
5026                         mydepgraph = depgraph(settings, trees, myopts, myparams, spinner)
5027                         try:
5028                                 retval, favorites = mydepgraph.select_files(myfiles)
5029                         except portage.exception.PackageNotFound, e:
5030                                 portage.writemsg("\n!!! %s\n" % str(e), noiselevel=-1)
5031                                 sys.exit(1)
5032                         if not retval:
5033                                 sys.exit(1)
5034                         if "--quiet" not in myopts and "--nodeps" not in myopts:
5035                                 print "\b\b... done!"
5036
5037                         if ("--usepkgonly" in myopts) and mydepgraph.missingbins:
5038                                 sys.stderr.write(red("The following binaries are not available for merging...\n"))
5039
5040                 if mydepgraph.missingbins:
5041                         for x in mydepgraph.missingbins:
5042                                 sys.stderr.write("   "+str(x)+"\n")
5043                         sys.stderr.write("\nThese are required by '--usepkgonly' -- Terminating.\n\n")
5044                         sys.exit(1)
5045
5046         if "--pretend" not in myopts and \
5047                 ("--ask" in myopts or "--tree" in myopts or \
5048                 "--verbose" in myopts) and \
5049                 not ("--quiet" in myopts and "--ask" not in myopts):
5050                 if "--resume" in myopts:
5051                         validate_merge_list(trees, mtimedb["resume"]["mergelist"])
5052                         mymergelist = mtimedb["resume"]["mergelist"]
5053                         if "--skipfirst" in myopts:
5054                                 mymergelist = mymergelist[1:]
5055                         if len(mymergelist) == 0:
5056                                 print colorize("INFORM", "emerge: It seems we have nothing to resume...")
5057                                 sys.exit(0)
5058                         mydepgraph.display(mymergelist)
5059                         prompt="Would you like to resume merging these packages?"
5060                 else:
5061                         mydepgraph.display(
5062                                 mydepgraph.altlist(reversed=("--tree" in myopts)))
5063                         mergecount=0
5064                         for x in mydepgraph.altlist():
5065                                 if x[0] != "blocks" and x[3] != "nomerge":
5066                                         mergecount+=1
5067                                 #check for blocking dependencies
5068                                 if x[0]=="blocks" and "--fetchonly" not in myopts and "--fetch-all-uri" not in myopts:
5069                                         print "\n!!! Error: The above package list contains packages which cannot be installed"
5070                                         print   "!!!        at the same time on the same system."
5071                                         if "--quiet" not in myopts:
5072                                                 show_blocker_docs_link()
5073                                         sys.exit(1)
5074                         if mergecount==0:
5075                                 if "--noreplace" in myopts and favorites:
5076                                         print
5077                                         for x in favorites:
5078                                                 print " %s %s" % (good("*"), x)
5079                                         prompt="Would you like to add these packages to your world favorites?"
5080                                 elif settings["AUTOCLEAN"] and "yes"==settings["AUTOCLEAN"]:
5081                                         prompt="Nothing to merge; would you like to auto-clean packages?"
5082                                 else:
5083                                         print
5084                                         print "Nothing to merge; quitting."
5085                                         print
5086                                         sys.exit(0)
5087                         elif "--fetchonly" in myopts or "--fetch-all-uri" in myopts:
5088                                 prompt="Would you like to fetch the source files for these packages?"
5089                         else:
5090                                 prompt="Would you like to merge these packages?"
5091                 print
5092                 if "--ask" in myopts and userquery(prompt) == "No":
5093                         print
5094                         print "Quitting."
5095                         print
5096                         sys.exit(0)
5097                 # Don't ask again (e.g. when auto-cleaning packages after merge)
5098                 myopts.pop("--ask", None)
5099
5100         if ("--pretend" in myopts) and not ("--fetchonly" in myopts or "--fetch-all-uri" in myopts):
5101                 if ("--resume" in myopts):
5102                         validate_merge_list(trees, mtimedb["resume"]["mergelist"])
5103                         mymergelist = mtimedb["resume"]["mergelist"]
5104                         if "--skipfirst" in myopts:
5105                                 mymergelist = mymergelist[1:]
5106                         if len(mymergelist) == 0:
5107                                 print colorize("INFORM", "emerge: It seems we have nothing to resume...")
5108                                 sys.exit(0)
5109                         mydepgraph.display(mymergelist)
5110                 else:
5111                         mydepgraph.display(
5112                                 mydepgraph.altlist(reversed=("--tree" in myopts)))
5113                 if ("--buildpkgonly" in myopts):
5114                         if not mydepgraph.digraph.hasallzeros(ignore_priority=DepPriority.MEDIUM):
5115                                 print "\n!!! --buildpkgonly requires all dependencies to be merged."
5116                                 print "!!! You have to merge the dependencies before you can build this package.\n"
5117                                 sys.exit(1)
5118         else:
5119                 if ("--buildpkgonly" in myopts):
5120                         if not mydepgraph.digraph.hasallzeros(ignore_priority=DepPriority.MEDIUM):
5121                                 print "\n!!! --buildpkgonly requires all dependencies to be merged."
5122                                 print "!!! Cannot merge requested packages. Merge deps and try again.\n"
5123                                 sys.exit(1)
5124
5125                 if ("--resume" in myopts):
5126                         favorites=mtimedb["resume"]["favorites"]
5127                         mergetask = MergeTask(settings, trees, myopts)
5128                         if "--fetchonly" in myopts:
5129                                 """ parallel-fetch uses --resume --fetchonly and we don't want
5130                                 it to write the mtimedb"""
5131                                 mtimedb.filename = None
5132                                 time.sleep(3) # allow the parent to have first fetch
5133                         del mydepgraph
5134                         retval = mergetask.merge(
5135                                 mtimedb["resume"]["mergelist"], favorites, mtimedb)
5136                         if retval != os.EX_OK:
5137                                 sys.exit(retval)
5138                 else:
5139                         if "resume" in mtimedb and \
5140                         "mergelist" in mtimedb["resume"] and \
5141                         len(mtimedb["resume"]["mergelist"]) > 1:
5142                                 mtimedb["resume_backup"] = mtimedb["resume"]
5143                                 del mtimedb["resume"]
5144                                 mtimedb.commit()
5145                         mtimedb["resume"]={}
5146                         # XXX: Stored as a list for backward compatibility.
5147                         mtimedb["resume"]["myopts"] = \
5148                                 [k for k in myopts if myopts[k] is True]
5149                         mtimedb["resume"]["favorites"]=favorites
5150                         if ("--digest" in myopts) and not ("--fetchonly" in myopts or "--fetch-all-uri" in myopts):
5151                                 for pkgline in mydepgraph.altlist():
5152                                         if pkgline[0]=="ebuild" and pkgline[3]=="merge":
5153                                                 y = trees[pkgline[1]]["porttree"].dbapi.findname(pkgline[2])
5154                                                 tmpsettings = portage.config(clone=settings)
5155                                                 edebug = 0
5156                                                 if settings.get("PORTAGE_DEBUG", "") == "1":
5157                                                         edebug = 1
5158                                                 retval = portage.doebuild(
5159                                                         y, "digest", settings["ROOT"], tmpsettings, edebug,
5160                                                         ("--pretend" in myopts),
5161                                                         mydbapi=trees[pkgline[1]]["porttree"].dbapi,
5162                                                         tree="porttree")
5163                         if "--fetchonly" in myopts or "--fetch-all-uri" in myopts:
5164                                 pkglist = []
5165                                 for pkg in mydepgraph.altlist():
5166                                         if pkg[0] != "blocks":
5167                                                 pkglist.append(pkg)
5168                         else:
5169                                 pkglist = mydepgraph.altlist()
5170                         del mydepgraph
5171                         mergetask = MergeTask(settings, trees, myopts)
5172                         retval = mergetask.merge(pkglist, favorites, mtimedb)
5173                         if retval != os.EX_OK:
5174                                 sys.exit(retval)
5175
5176                 if mtimedb.has_key("resume"):
5177                         del mtimedb["resume"]
5178                 if settings["AUTOCLEAN"] and "yes"==settings["AUTOCLEAN"]:
5179                         portage.writemsg_stdout(">>> Auto-cleaning packages...\n")
5180                         vartree = trees[settings["ROOT"]]["vartree"]
5181                         unmerge(settings, myopts, vartree, "clean", ["world"],
5182                                 ldpath_mtimes, autoclean=1)
5183                 else:
5184                         portage.writemsg_stdout(colorize("WARN", "WARNING:")
5185                                 + " AUTOCLEAN is disabled.  This can cause serious"
5186                                 + " problems due to overlapping packages.\n")
5187
5188 def multiple_actions(action1, action2):
5189         sys.stderr.write("\n!!! Multiple actions requested... Please choose one only.\n")
5190         sys.stderr.write("!!! '%s' or '%s'\n\n" % (action1, action2))
5191         sys.exit(1)
5192
5193 def parse_opts(tmpcmdline, silent=False):
5194         myaction=None
5195         myopts = {}
5196         myfiles=[]
5197
5198         global actions, options, shortmapping
5199
5200         longopt_aliases = {"--cols":"--columns", "--skip-first":"--skipfirst"}
5201         argument_options = {
5202                 "--config-root": {
5203                         "help":"specify the location for portage configuration files",
5204                         "action":"store"
5205                 },
5206                 "--color": {
5207                         "help":"enable or disable color output",
5208                         "type":"choice",
5209                         "choices":("y", "n")
5210                 },
5211                 "--with-bdeps": {
5212                         "help":"include unnecessary build time dependencies",
5213                         "type":"choice",
5214                         "choices":("y", "n")
5215                 }
5216         }
5217
5218         from optparse import OptionParser
5219         parser = OptionParser()
5220         if parser.has_option("--help"):
5221                 parser.remove_option("--help")
5222
5223         for action_opt in actions:
5224                 parser.add_option("--" + action_opt, action="store_true",
5225                         dest=action_opt.replace("-", "_"), default=False)
5226         for myopt in options:
5227                 parser.add_option(myopt, action="store_true",
5228                         dest=myopt.lstrip("--").replace("-", "_"), default=False)
5229         for shortopt, longopt in shortmapping.iteritems():
5230                 parser.add_option("-" + shortopt, action="store_true",
5231                         dest=longopt.lstrip("--").replace("-", "_"), default=False)
5232         for myalias, myopt in longopt_aliases.iteritems():
5233                 parser.add_option(myalias, action="store_true",
5234                         dest=myopt.lstrip("--").replace("-", "_"), default=False)
5235
5236         for myopt, kwargs in argument_options.iteritems():
5237                 parser.add_option(myopt,
5238                         dest=myopt.lstrip("--").replace("-", "_"), **kwargs)
5239
5240         myoptions, myargs = parser.parse_args(args=tmpcmdline)
5241
5242         for myopt in options:
5243                 v = getattr(myoptions, myopt.lstrip("--").replace("-", "_"))
5244                 if v:
5245                         myopts[myopt] = True
5246
5247         for myopt in argument_options:
5248                 v = getattr(myoptions, myopt.lstrip("--").replace("-", "_"), None)
5249                 if v is not None:
5250                         myopts[myopt] = v
5251
5252         for action_opt in actions:
5253                 v = getattr(myoptions, action_opt.replace("-", "_"))
5254                 if v:
5255                         if myaction:
5256                                 multiple_actions(myaction, action_opt)
5257                                 sys.exit(1)
5258                         myaction = action_opt
5259
5260         for x in myargs:
5261                 if x in actions and myaction != "search":
5262                         if not silent and x not in ["system", "world"]:
5263                                 print red("*** Deprecated use of action '%s', use '--%s' instead" % (x,x))
5264                         # special case "search" so people can search for action terms, e.g. emerge -s sync
5265                         if myaction:
5266                                 multiple_actions(myaction, x)
5267                                 sys.exit(1)
5268                         myaction = x
5269                 else:
5270                         myfiles.append(x)
5271
5272         if "--nocolor" in myopts:
5273                 if not silent:
5274                         sys.stderr.write("*** Deprecated use of '--nocolor', " + \
5275                                 "use '--color=n' instead.\n")
5276                 del myopts["--nocolor"]
5277                 myopts["--color"] = "n"
5278
5279         return myaction, myopts, myfiles
5280
5281 def validate_ebuild_environment(trees):
5282         for myroot in trees:
5283                 mysettings = trees[myroot]["vartree"].settings
5284                 for var in "ARCH", "USERLAND":
5285                         if mysettings.get(var):
5286                                 continue
5287                         print >> sys.stderr, bad(("\a!!! %s is not set... " % var) + \
5288                                 "Are you missing the '%setc/make.profile' symlink?" % \
5289                                 mysettings["PORTAGE_CONFIGROOT"])
5290                         print >> sys.stderr, bad("\a!!! Is the symlink correct? " + \
5291                                 "Is your portage tree complete?\n")
5292                         sys.exit(9)
5293                 del myroot, mysettings
5294
5295 def load_emerge_config(trees=None):
5296         kwargs = {}
5297         for k, envvar in (("config_root", "PORTAGE_CONFIGROOT"), ("target_root", "ROOT")):
5298                 kwargs[k] = os.environ.get(envvar, None)
5299         trees = portage.create_trees(trees=trees, **kwargs)
5300
5301         settings = trees["/"]["vartree"].settings
5302
5303         for myroot in trees:
5304                 if myroot != "/":
5305                         settings = trees[myroot]["vartree"].settings
5306                         break
5307
5308         mtimedbfile = os.path.join("/", portage.CACHE_PATH.lstrip(os.path.sep), "mtimedb")
5309         mtimedb = portage.MtimeDB(mtimedbfile)
5310         return settings, trees, mtimedb
5311
5312 def adjust_config(myopts, settings):
5313         """Make emerge specific adjustments to the config."""
5314
5315         # To enhance usability, make some vars case insensitive by forcing them to
5316         # lower case.
5317         for myvar in ("AUTOCLEAN", "NOCOLOR"):
5318                 if myvar in settings:
5319                         settings[myvar] = settings[myvar].lower()
5320                         settings.backup_changes(myvar)
5321         del myvar
5322
5323         # Kill noauto as it will break merges otherwise.
5324         if "noauto" in settings.features:
5325                 while "noauto" in settings.features:
5326                         settings.features.remove("noauto")
5327                 settings["FEATURES"] = " ".join(settings.features)
5328                 settings.backup_changes("FEATURES")
5329
5330         CLEAN_DELAY = 5
5331         try:
5332                 CLEAN_DELAY = int(settings.get("CLEAN_DELAY", str(CLEAN_DELAY)))
5333         except ValueError, e:
5334                 portage.writemsg("!!! %s\n" % str(e), noiselevel=-1)
5335                 portage.writemsg("!!! Unable to parse integer: CLEAN_DELAY='%s'\n" % \
5336                         settings["CLEAN_DELAY"], noiselevel=-1)
5337         settings["CLEAN_DELAY"] = str(CLEAN_DELAY)
5338         settings.backup_changes("CLEAN_DELAY")
5339
5340         EMERGE_WARNING_DELAY = 10
5341         try:
5342                 EMERGE_WARNING_DELAY = int(settings.get(
5343                         "EMERGE_WARNING_DELAY", str(EMERGE_WARNING_DELAY)))
5344         except ValueError, e:
5345                 portage.writemsg("!!! %s\n" % str(e), noiselevel=-1)
5346                 portage.writemsg("!!! Unable to parse integer: EMERGE_WARNING_DELAY='%s'\n" % \
5347                         settings["EMERGE_WARNING_DELAY"], noiselevel=-1)
5348         settings["EMERGE_WARNING_DELAY"] = str(EMERGE_WARNING_DELAY)
5349         settings.backup_changes("EMERGE_WARNING_DELAY")
5350
5351         if "--quiet" in myopts:
5352                 settings["PORTAGE_QUIET"]="1"
5353                 settings.backup_changes("PORTAGE_QUIET")
5354
5355         # Set so that configs will be merged regardless of remembered status
5356         if ("--noconfmem" in myopts):
5357                 settings["NOCONFMEM"]="1"
5358                 settings.backup_changes("NOCONFMEM")
5359
5360         # Set various debug markers... They should be merged somehow.
5361         PORTAGE_DEBUG = 0
5362         try:
5363                 PORTAGE_DEBUG = int(settings.get("PORTAGE_DEBUG", str(PORTAGE_DEBUG)))
5364                 if PORTAGE_DEBUG not in (0, 1):
5365                         portage.writemsg("!!! Invalid value: PORTAGE_DEBUG='%i'\n" % \
5366                                 PORTAGE_DEBUG, noiselevel=-1)
5367                         portage.writemsg("!!! PORTAGE_DEBUG must be either 0 or 1\n",
5368                                 noiselevel=-1)
5369                         PORTAGE_DEBUG = 0
5370         except ValueError, e:
5371                 portage.writemsg("!!! %s\n" % str(e), noiselevel=-1)
5372                 portage.writemsg("!!! Unable to parse integer: PORTAGE_DEBUG='%s'\n" %\
5373                         settings["PORTAGE_DEBUG"], noiselevel=-1)
5374                 del e
5375         if "--debug" in myopts:
5376                 PORTAGE_DEBUG = 1
5377         settings["PORTAGE_DEBUG"] = str(PORTAGE_DEBUG)
5378         settings.backup_changes("PORTAGE_DEBUG")
5379
5380         if settings.get("NOCOLOR") not in ("yes","true"):
5381                 portage.output.havecolor = 1
5382
5383         """The explicit --color < y | n > option overrides the NOCOLOR environment
5384         variable and stdout auto-detection."""
5385         if "--color" in myopts:
5386                 if "y" == myopts["--color"]:
5387                         portage.output.havecolor = 1
5388                         settings["NOCOLOR"] = "false"
5389                 else:
5390                         portage.output.havecolor = 0
5391                         settings["NOCOLOR"] = "true"
5392                 settings.backup_changes("NOCOLOR")
5393         elif not sys.stdout.isatty() and settings.get("NOCOLOR") != "no":
5394                 portage.output.havecolor = 0
5395                 settings["NOCOLOR"] = "true"
5396                 settings.backup_changes("NOCOLOR")
5397
5398 def emerge_main():
5399         global portage  # NFC why this is necessary now - genone
5400         # Disable color until we're sure that it should be enabled (after
5401         # EMERGE_DEFAULT_OPTS has been parsed).
5402         portage.output.havecolor = 0
5403         # This first pass is just for options that need to be known as early as
5404         # possible, such as --config-root.  They will be parsed again later,
5405         # together with EMERGE_DEFAULT_OPTS (which may vary depending on the
5406         # the value of --config-root).
5407         myaction, myopts, myfiles = parse_opts(sys.argv[1:], silent=True)
5408         if "--debug" in myopts:
5409                 os.environ["PORTAGE_DEBUG"] = "1"
5410         if "--config-root" in myopts:
5411                 os.environ["PORTAGE_CONFIGROOT"] = myopts["--config-root"]
5412
5413         # Portage needs to ensure a sane umask for the files it creates.
5414         os.umask(022)
5415         settings, trees, mtimedb = load_emerge_config()
5416         portdb = trees[settings["ROOT"]]["porttree"].dbapi
5417
5418         try:
5419                 os.nice(int(settings.get("PORTAGE_NICENESS", "0")))
5420         except (OSError, ValueError), e:
5421                 portage.writemsg("!!! Failed to change nice value to '%s'\n" % \
5422                         settings["PORTAGE_NICENESS"])
5423                 portage.writemsg("!!! %s\n" % str(e))
5424                 del e
5425
5426         if portage._global_updates(trees, mtimedb["updates"]):
5427                 mtimedb.commit()
5428                 # Reload the whole config from scratch.
5429                 settings, trees, mtimedb = load_emerge_config(trees=trees)
5430                 portdb = trees[settings["ROOT"]]["porttree"].dbapi
5431
5432         xterm_titles = "notitles" not in settings.features
5433
5434         tmpcmdline = []
5435         if "--ignore-default-opts" not in sys.argv:
5436                 tmpcmdline.extend(settings["EMERGE_DEFAULT_OPTS"].split())
5437         tmpcmdline.extend(sys.argv[1:])
5438         myaction, myopts, myfiles = parse_opts(tmpcmdline)
5439
5440         if "--digest" in myopts:
5441                 os.environ["FEATURES"] = os.environ.get("FEATURES","") + " digest"
5442                 # Reload the whole config from scratch so that the portdbapi internal
5443                 # config is updated with new FEATURES.
5444                 settings, trees, mtimedb = load_emerge_config(trees=trees)
5445                 portdb = trees[settings["ROOT"]]["porttree"].dbapi
5446
5447         for myroot in trees:
5448                 mysettings =  trees[myroot]["vartree"].settings
5449                 mysettings.unlock()
5450                 adjust_config(myopts, mysettings)
5451                 mysettings.lock()
5452                 del myroot, mysettings
5453
5454         spinner = stdout_spinner()
5455         if "candy" in settings.features:
5456                 spinner.update = spinner.update_scroll
5457
5458         if "--quiet" not in myopts:
5459                 portage.deprecated_profile_check()
5460
5461         #Freeze the portdbapi for enhanced performance:
5462         for myroot in trees:
5463                 trees[myroot]["porttree"].dbapi.freeze()
5464                 del myroot
5465
5466         if "moo" in myfiles:
5467                 print """
5468
5469   Larry loves Gentoo (""" + os.uname()[0] + """)
5470
5471  _______________________
5472 < Have you mooed today? >
5473  -----------------------
5474         \   ^__^
5475          \  (oo)\_______
5476             (__)\       )\/\
5477                 ||----w |
5478                 ||     ||
5479
5480 """
5481
5482         if (myaction in ["world", "system"]) and myfiles:
5483                 print "emerge: please specify a package class (\"world\" or \"system\") or individual packages, but not both."
5484                 sys.exit(1)
5485
5486         for x in myfiles:
5487                 ext = os.path.splitext(x)[1]
5488                 if (ext == ".ebuild" or ext == ".tbz2") and os.path.exists(os.path.abspath(x)):
5489                         print "emerging by path implies --oneshot... adding --oneshot to options."
5490                         print colorize("BAD", "\n*** emerging by path is broken and may not always work!!!\n")
5491                         break
5492
5493         if ("--tree" in myopts) and ("--columns" in myopts):
5494                 print "emerge: can't specify both of \"--tree\" and \"--columns\"."
5495                 sys.exit(1)
5496
5497         if ("--quiet" in myopts):
5498                 spinner.update = spinner.update_quiet
5499                 portage.util.noiselimit = -1
5500
5501         # Always create packages if FEATURES=buildpkg
5502         # Imply --buildpkg if --buildpkgonly
5503         if ("buildpkg" in settings.features) or ("--buildpkgonly" in myopts):
5504                 if "--buildpkg" not in myopts:
5505                         myopts["--buildpkg"] = True
5506
5507         # Also allow -S to invoke search action (-sS)
5508         if ("--searchdesc" in myopts):
5509                 if myaction and myaction != "search":
5510                         myfiles.append(myaction)
5511                 if "--search" not in myopts:
5512                         myopts["--search"] = True
5513                 myaction = "search"
5514
5515         # Always try and fetch binary packages if FEATURES=getbinpkg
5516         if ("getbinpkg" in settings.features):
5517                 myopts["--getbinpkg"] = True
5518
5519         if "--skipfirst" in myopts and "--resume" not in myopts:
5520                 myopts["--resume"] = True
5521
5522         if ("--getbinpkgonly" in myopts) and not ("--usepkgonly" in myopts):
5523                 myopts["--usepkgonly"] = True
5524
5525         if ("--getbinpkgonly" in myopts) and not ("--getbinpkg" in myopts):
5526                 myopts["--getbinpkg"] = True
5527
5528         if ("--getbinpkg" in myopts) and not ("--usepkg" in myopts):
5529                 myopts["--usepkg"] = True
5530
5531         # Also allow -K to apply --usepkg/-k
5532         if ("--usepkgonly" in myopts) and not ("--usepkg" in myopts):
5533                 myopts["--usepkg"] = True
5534
5535         # Allow -p to remove --ask
5536         if ("--pretend" in myopts) and ("--ask" in myopts):
5537                 print ">>> --pretend disables --ask... removing --ask from options."
5538                 del myopts["--ask"]
5539
5540         # forbid --ask when not in a terminal
5541         # note: this breaks `emerge --ask | tee logfile`, but that doesn't work anyway.
5542         if ("--ask" in myopts) and (not sys.stdin.isatty()):
5543                 portage.writemsg("!!! \"--ask\" should only be used in a terminal. Exiting.\n",
5544                         noiselevel=-1)
5545                 sys.exit(1)
5546
5547         if settings.get("PORTAGE_DEBUG", "") == "1":
5548                 spinner.update = spinner.update_quiet
5549                 portage.debug=1
5550                 if "python-trace" in settings.features:
5551                         import portage.debug
5552                         portage.debug.set_trace(True)
5553
5554         if ("--resume" in myopts):
5555                 if "--tree" in myopts:
5556                         print "* --tree is currently broken with --resume. Disabling..."
5557                         del myopts["--tree"]
5558
5559         if not ("--quiet" in myopts):
5560                 if not sys.stdout.isatty() or ("--nospinner" in myopts):
5561                         spinner.update = spinner.update_basic
5562
5563         if "--version" in myopts:
5564                 print getportageversion(settings["PORTDIR"], settings["ROOT"],
5565                         settings.profile_path, settings["CHOST"],
5566                         trees[settings["ROOT"]]["vartree"].dbapi)
5567                 sys.exit(0)
5568         elif "--help" in myopts:
5569                 emerge.help.help(myaction, myopts, portage.output.havecolor)
5570                 sys.exit(0)
5571
5572         if portage.wheelgid == portage.portage_gid:
5573                 print "emerge: wheel group use is being deprecated. Please update group and passwd to"
5574                 print "        include the portage user as noted above, and then use group portage."
5575
5576         if "--debug" in myopts:
5577                 print "myaction", myaction
5578                 print "myopts", myopts
5579
5580         if not myaction and not myfiles and "--resume" not in myopts:
5581                 emerge.help.help(myaction, myopts, portage.output.havecolor)
5582                 sys.exit(1)
5583
5584         # check if root user is the current user for the actions where emerge needs this
5585         if portage.secpass < 2:
5586                 # We've already allowed "--version" and "--help" above.
5587                 if "--pretend" not in myopts and \
5588                 myaction not in ("search","info"):
5589                         need_superuser = not \
5590                                 ("--fetchonly" in myopts or \
5591                                 "--fetch-all-uri" in myopts or \
5592                                 myaction in ("metadata", "regen"))
5593                         if portage.secpass < 1 or \
5594                                 need_superuser:
5595                                 if need_superuser:
5596                                         access_desc = "superuser"
5597                                 else:
5598                                         access_desc = "portage group"
5599                                 # Always show portage_group_warning() when only portage group
5600                                 # access is required but the user is not in the portage group.
5601                                 from portage.data import portage_group_warning
5602                                 if "--ask" in myopts:
5603                                         myopts["--pretend"] = True
5604                                         del myopts["--ask"]
5605                                         print ("%s access would be required... " + \
5606                                                 "adding --pretend to options.\n") % access_desc
5607                                         if portage.secpass < 1 and not need_superuser:
5608                                                 portage_group_warning()
5609                                 else:
5610                                         sys.stderr.write(("emerge: %s access would be " + \
5611                                                 "required.\n\n") % access_desc)
5612                                         if portage.secpass < 1 and not need_superuser:
5613                                                 portage_group_warning()
5614                                         return 1
5615
5616         disable_emergelog = False
5617         for x in ("--pretend", "--fetchonly", "--fetch-all-uri"):
5618                 if x in myopts:
5619                         disable_emergelog = True
5620                         break
5621         if myaction in ("search", "info"):
5622                 disable_emergelog = True
5623         if disable_emergelog:
5624                 """ Disable emergelog for everything except build or unmerge
5625                 operations.  This helps minimize parallel emerge.log entries that can
5626                 confuse log parsers.  We especially want it disabled during
5627                 parallel-fetch, which uses --resume --fetchonly."""
5628                 global emergelog
5629                 def emergelog(*pargs, **kargs):
5630                         pass
5631
5632         if not "--pretend" in myopts:
5633                 emergelog(xterm_titles, "Started emerge on: "+\
5634                         time.strftime("%b %d, %Y %H:%M:%S", time.localtime()))
5635                 myelogstr=""
5636                 if myopts:
5637                         myelogstr=" ".join(myopts)
5638                 if myaction:
5639                         myelogstr+=" "+myaction
5640                 if myfiles:
5641                         myelogstr+=" "+" ".join(myfiles)
5642                 emergelog(xterm_titles, " *** emerge " + myelogstr)
5643
5644         def emergeexitsig(signum, frame):
5645                 signal.signal(signal.SIGINT, signal.SIG_IGN)
5646                 signal.signal(signal.SIGTERM, signal.SIG_IGN)
5647                 portage.util.writemsg("\n\nExiting on signal %(signal)s\n" % {"signal":signum})
5648                 sys.exit(100+signum)
5649         signal.signal(signal.SIGINT, emergeexitsig)
5650         signal.signal(signal.SIGTERM, emergeexitsig)
5651
5652         def emergeexit():
5653                 """This gets out final log message in before we quit."""
5654                 if "--pretend" not in myopts:
5655                         emergelog(xterm_titles, " *** terminating.")
5656                 if "notitles" not in settings.features:
5657                         xtermTitleReset()
5658         portage.atexit_register(emergeexit)
5659
5660         if myaction in ("config", "metadata", "regen", "sync"):
5661                 if "--pretend" in myopts:
5662                         sys.stderr.write(("emerge: The '%s' action does " + \
5663                                 "not support '--pretend'.\n") % myaction)
5664                         return 1
5665         if "sync" == myaction:
5666                 action_sync(settings, trees, mtimedb, myopts, myaction)
5667         elif "metadata" == myaction:
5668                 action_metadata(settings, portdb, myopts)
5669         elif myaction=="regen":
5670                 validate_ebuild_environment(trees)
5671                 action_regen(settings, portdb)
5672         # HELP action
5673         elif "config"==myaction:
5674                 validate_ebuild_environment(trees)
5675                 action_config(settings, trees, myopts, myfiles)
5676
5677         # INFO action
5678         elif "info"==myaction:
5679                 action_info(settings, trees, myopts, myfiles)
5680
5681         # SEARCH action
5682         elif "search"==myaction:
5683                 validate_ebuild_environment(trees)
5684                 action_search(settings, portdb, trees["/"]["vartree"],
5685                         myopts, myfiles, spinner)
5686         elif "unmerge"==myaction or "prune"==myaction or "clean"==myaction:
5687                 validate_ebuild_environment(trees)
5688                 vartree = trees[settings["ROOT"]]["vartree"]
5689                 if 1 == unmerge(settings, myopts, vartree, myaction, myfiles,
5690                         mtimedb["ldpath"]):
5691                         if "--pretend" not in myopts:
5692                                 post_emerge(settings, mtimedb, 0)
5693
5694         elif "depclean"==myaction:
5695                 validate_ebuild_environment(trees)
5696                 action_depclean(settings, trees, mtimedb["ldpath"],
5697                         myopts, spinner)
5698                 if "--pretend" not in myopts:
5699                         post_emerge(settings, mtimedb, 0)
5700         # "update", "system", or just process files:
5701         else:
5702                 validate_ebuild_environment(trees)
5703                 if "--pretend" not in myopts:
5704                         display_news_notification(settings)
5705                 action_build(settings, trees, mtimedb,
5706                         myopts, myaction, myfiles, spinner)
5707                 if "--pretend" not in myopts:
5708                         post_emerge(settings, mtimedb, 0)
5709                 else:
5710                         display_news_notification(settings)
5711
5712 if __name__ == "__main__":
5713         retval = emerge_main()
5714         sys.exit(retval)