Move LockInUse from support.py to lock.py, fix bad execption raising, pyflakes cleanup

diff --git a/catalyst/lock.py b/catalyst/lock.py
index 2d10d2fa4f8c1ce0c67b28dd6396b19699d9a621..ef00b49c52133dccef8a202aff6ff0207942570b 100644 (file)
--- a/catalyst/lock.py
+++ b/catalyst/lock.py
@@ -3,14 +3,26 @@ import os
 import fcntl
 import errno
 import sys
-import string
 import time
-from catalyst.support import *
+from catalyst.support import CatalystError
 
 def writemsg(mystr):
        sys.stderr.write(mystr)
        sys.stderr.flush()
 
+
+class LockInUse(Exception):
+       def __init__(self, message):
+               if message:
+                       #(type,value)=sys.exc_info()[:2]
+                       #if value!=None:
+                           #print
+                           #kprint traceback.print_exc(file=sys.stdout)
+                       print
+                       print "!!! catalyst lock file in use: "+message
+                       print
+
+
 class LockDir:
        locking_method=fcntl.flock
        lock_dirs_in_use=[]
@@ -109,7 +121,8 @@ class LockDir:
        def fcntl_lock(self,locktype):
                if self.myfd==None:
                        if not os.path.exists(os.path.dirname(self.lockdir)):
-                               raise DirectoryNotFound, os.path.dirname(self.lockdir)
+                               raise CatalystError("DirectoryNotFound: %s"
+                                       % os.path.dirname(self.lockdir))
                        if not os.path.exists(self.lockfile):
                                old_mask=os.umask(000)
                                self.myfd = os.open(self.lockfile, os.O_CREAT|os.O_RDWR,0660)
@@ -168,7 +181,7 @@ class LockDir:
                        print "lockfile does not exist '%s'" % self.lockfile
                        if (self.myfd != None):
                                try:
-                                       os.close(myfd)
+                                       os.close(self.myfd)
                                        self.myfd=None
                                except:
                                        pass
@@ -251,12 +264,13 @@ class LockDir:
 
                        self.add_hardlock_file_to_cleanup()
                        if not os.path.exists(self.myhardlock):
-                               raise FileNotFound, "Created lockfile is missing: %(filename)s" % {"filename":self.myhardlock}
+                               raise CatalystError("FileNotFound: Created lockfile is missing: "
+                                       "%(filename)s" % {"filename":self.myhardlock})
                        try:
-                               res = os.link(self.myhardlock, self.lockfile)
-                       except SystemExit, e:
+                               os.link(self.myhardlock, self.lockfile)
+                       except SystemExit:
                                raise
-                       except Exception, e:
+                       except Exception:
 #                              if "DEBUG" in self.settings:
 #                                      print "lockfile(): Hardlink: Link failed."
 #                                      print "Exception: ",e
@@ -286,7 +300,7 @@ class LockDir:
                                os.unlink(self.myhardlock)
                        if os.path.exists(self.lockfile):
                                os.unlink(self.lockfile)
-               except SystemExit, e:
+               except SystemExit:
                        raise
                except:
                        writemsg("Something strange happened to our hardlink locks.\n")
@@ -314,7 +328,7 @@ class LockDir:
                try:
                        myhls = os.stat(link)
                        mylfs = os.stat(lock)
-               except SystemExit, e:
+               except SystemExit:
                        raise
                except:
                        myhls = None
@@ -340,7 +354,7 @@ class LockDir:
                        pass
 
        def hardlock_cleanup(self,path):
-               mypid  = str(os.getpid())
+               #mypid  = str(os.getpid())
                myhost = os.uname()[1]
                mydl = os.listdir(path)
                results = []
@@ -384,26 +398,26 @@ class LockDir:
                                                                # We're sweeping through, unlinking everyone's locks.
                                                                os.unlink(filename)
                                                                results.append("Unlinked: " + filename)
-                                                       except SystemExit, e:
+                                                       except SystemExit:
                                                                raise
-                                                       except Exception,e:
+                                                       except Exception:
                                                                pass
                                        try:
                                                os.unlink(x)
                                                results.append("Unlinked: " + x)
                                                os.unlink(mylockname)
                                                results.append("Unlinked: " + mylockname)
-                                       except SystemExit, e:
+                                       except SystemExit:
                                                raise
-                                       except Exception,e:
+                                       except Exception:
                                                pass
                                else:
                                        try:
                                                os.unlink(mylockname)
                                                results.append("Unlinked: " + mylockname)
-                                       except SystemExit, e:
+                                       except SystemExit:
                                                raise
-                                       except Exception,e:
+                                       except Exception:
                                                pass
                return results
 
@@ -423,7 +437,6 @@ if __name__ == "__main__":
                return newpath
 
        print "Lock 5 starting"
-       import time
        Lock1=LockDir("/tmp/lock_path")
        Lock1.write_lock()
        print "Lock1 write lock"

diff --git a/catalyst/main.py b/catalyst/main.py
index 27ee73934164a95d4c2408b4dbe7739d0d801f01..21815455eee5a1ee0d49999ef52165849e28bb35 100644 (file)
--- a/catalyst/main.py
+++ b/catalyst/main.py
@@ -17,7 +17,8 @@ sys.path.append(__selfpath__ + "/modules")
 
 import catalyst.config
 import catalyst.util
-from catalyst.support import CatalystError, find_binary, LockInUse
+from catalyst.lock import LockInUse
+from catalyst.support import CatalystError, find_binary
 from catalyst.defaults import (required_build_targets, valid_build_targets,
        hash_definitions, confdefaults, option_messages
        )

diff --git a/catalyst/support.py b/catalyst/support.py
index fe2c7007fcf3a9fef3a4cc4cabfabce8bf399639..0940db58daf46d2a5059265d44e5b96e8b36c6e5 100644 (file)
--- a/catalyst/support.py
+++ b/catalyst/support.py
@@ -114,17 +114,6 @@ class CatalystError(Exception):
                        print "!!! catalyst: "+message
                        print
 
-class LockInUse(Exception):
-       def __init__(self, message):
-               if message:
-                       #(type,value)=sys.exc_info()[:2]
-                       #if value!=None:
-                           #print
-                           #kprint traceback.print_exc(file=sys.stdout)
-                       print
-                       print "!!! catalyst lock file in use: "+message
-                       print
-
 def die(msg=None):
        warn(msg)
        sys.exit(1)