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