3 # git-p4.py -- A tool for bidirectional operation between a Perforce depot and git.
5 # Author: Simon Hausmann <simon@lst.de>
6 # Copyright: 2007 Simon Hausmann <simon@lst.de>
8 # License: MIT <http://www.opensource.org/licenses/mit-license.php>
11 import optparse
, sys
, os
, marshal
, popen2
, subprocess
, shelve
12 import tempfile
, getopt
, sha
, os
.path
, time
, platform
23 sys
.stderr
.write(msg
+ "\n")
26 def write_pipe(c
, str):
28 sys
.stderr
.write('Writing pipe: %s\n' % c
)
30 pipe
= os
.popen(c
, 'w')
33 die('Command failed: %s' % c
)
37 def read_pipe(c
, ignore_error
=False):
39 sys
.stderr
.write('Reading pipe: %s\n' % c
)
41 pipe
= os
.popen(c
, 'rb')
43 if pipe
.close() and not ignore_error
:
44 die('Command failed: %s' % c
)
49 def read_pipe_lines(c
):
51 sys
.stderr
.write('Reading pipe: %s\n' % c
)
52 ## todo: check return status
53 pipe
= os
.popen(c
, 'rb')
54 val
= pipe
.readlines()
56 die('Command failed: %s' % c
)
62 sys
.stderr
.write("executing %s\n" % cmd
)
63 if os
.system(cmd
) != 0:
64 die("command failed: %s" % cmd
)
67 """Determine if a Perforce 'kind' should have execute permission
69 'p4 help filetypes' gives a list of the types. If it starts with 'x',
70 or x follows one of a few letters. Otherwise, if there is an 'x' after
71 a plus sign, it is also executable"""
72 return (re
.search(r
"(^[cku]?x)|\+.*x", kind
) != None)
74 def p4CmdList(cmd
, stdin
=None, stdin_mode
='w+b'):
75 cmd
= "p4 -G %s" % cmd
77 sys
.stderr
.write("Opening pipe: %s\n" % cmd
)
79 # Use a temporary file to avoid deadlocks without
80 # subprocess.communicate(), which would put another copy
81 # of stdout into memory.
84 stdin_file
= tempfile
.TemporaryFile(prefix
='p4-stdin', mode
=stdin_mode
)
85 stdin_file
.write(stdin
)
89 p4
= subprocess
.Popen(cmd
, shell
=True,
91 stdout
=subprocess
.PIPE
)
96 entry
= marshal
.load(p4
.stdout
)
103 entry
["p4ExitCode"] = exitCode
109 list = p4CmdList(cmd
)
115 def p4Where(depotPath
):
116 if not depotPath
.endswith("/"):
118 output
= p4Cmd("where %s..." % depotPath
)
119 if output
["code"] == "error":
123 clientPath
= output
.get("path")
124 elif "data" in output
:
125 data
= output
.get("data")
126 lastSpace
= data
.rfind(" ")
127 clientPath
= data
[lastSpace
+ 1:]
129 if clientPath
.endswith("..."):
130 clientPath
= clientPath
[:-3]
133 def currentGitBranch():
134 return read_pipe("git name-rev HEAD").split(" ")[1].strip()
136 def isValidGitDir(path
):
137 if (os
.path
.exists(path
+ "/HEAD")
138 and os
.path
.exists(path
+ "/refs") and os
.path
.exists(path
+ "/objects")):
142 def parseRevision(ref
):
143 return read_pipe("git rev-parse %s" % ref
).strip()
145 def extractLogMessageFromGitCommit(commit
):
148 ## fixme: title is first line of commit, not 1st paragraph.
150 for log
in read_pipe_lines("git cat-file commit %s" % commit
):
159 def extractSettingsGitLog(log
):
161 for line
in log
.split("\n"):
163 m
= re
.search (r
"^ *\[git-p4: (.*)\]$", line
)
167 assignments
= m
.group(1).split (':')
168 for a
in assignments
:
170 key
= vals
[0].strip()
171 val
= ('='.join (vals
[1:])).strip()
172 if val
.endswith ('\"') and val
.startswith('"'):
177 paths
= values
.get("depot-paths")
179 paths
= values
.get("depot-path")
181 values
['depot-paths'] = paths
.split(',')
184 def gitBranchExists(branch
):
185 proc
= subprocess
.Popen(["git", "rev-parse", branch
],
186 stderr
=subprocess
.PIPE
, stdout
=subprocess
.PIPE
);
187 return proc
.wait() == 0;
190 return read_pipe("git config %s" % key
, ignore_error
=True).strip()
192 def p4BranchesInGit(branchesAreInRemotes
= True):
195 cmdline
= "git rev-parse --symbolic "
196 if branchesAreInRemotes
:
197 cmdline
+= " --remotes"
199 cmdline
+= " --branches"
201 for line
in read_pipe_lines(cmdline
):
204 ## only import to p4/
205 if not line
.startswith('p4/') or line
== "p4/HEAD":
210 branch
= re
.sub ("^p4/", "", line
)
212 branches
[branch
] = parseRevision(line
)
215 def findUpstreamBranchPoint(head
= "HEAD"):
216 branches
= p4BranchesInGit()
217 # map from depot-path to branch name
218 branchByDepotPath
= {}
219 for branch
in branches
.keys():
220 tip
= branches
[branch
]
221 log
= extractLogMessageFromGitCommit(tip
)
222 settings
= extractSettingsGitLog(log
)
223 if settings
.has_key("depot-paths"):
224 paths
= ",".join(settings
["depot-paths"])
225 branchByDepotPath
[paths
] = "remotes/p4/" + branch
229 while parent
< 65535:
230 commit
= head
+ "~%s" % parent
231 log
= extractLogMessageFromGitCommit(commit
)
232 settings
= extractSettingsGitLog(log
)
233 if settings
.has_key("depot-paths"):
234 paths
= ",".join(settings
["depot-paths"])
235 if branchByDepotPath
.has_key(paths
):
236 return [branchByDepotPath
[paths
], settings
]
240 return ["", settings
]
242 def createOrUpdateBranchesFromOrigin(localRefPrefix
= "refs/remotes/p4/", silent
=True):
244 print ("Creating/updating branch(es) in %s based on origin branch(es)"
247 originPrefix
= "origin/p4/"
249 for line
in read_pipe_lines("git rev-parse --symbolic --remotes"):
251 if (not line
.startswith(originPrefix
)) or line
.endswith("HEAD"):
254 headName
= line
[len(originPrefix
):]
255 remoteHead
= localRefPrefix
+ headName
258 original
= extractSettingsGitLog(extractLogMessageFromGitCommit(originHead
))
259 if (not original
.has_key('depot-paths')
260 or not original
.has_key('change')):
264 if not gitBranchExists(remoteHead
):
266 print "creating %s" % remoteHead
269 settings
= extractSettingsGitLog(extractLogMessageFromGitCommit(remoteHead
))
270 if settings
.has_key('change') > 0:
271 if settings
['depot-paths'] == original
['depot-paths']:
272 originP4Change
= int(original
['change'])
273 p4Change
= int(settings
['change'])
274 if originP4Change
> p4Change
:
275 print ("%s (%s) is newer than %s (%s). "
276 "Updating p4 branch from origin."
277 % (originHead
, originP4Change
,
278 remoteHead
, p4Change
))
281 print ("Ignoring: %s was imported from %s while "
282 "%s was imported from %s"
283 % (originHead
, ','.join(original
['depot-paths']),
284 remoteHead
, ','.join(settings
['depot-paths'])))
287 system("git update-ref %s %s" % (remoteHead
, originHead
))
289 def originP4BranchesExist():
290 return gitBranchExists("origin") or gitBranchExists("origin/p4") or gitBranchExists("origin/p4/master")
292 def p4ChangesForPaths(depotPaths
, changeRange
):
294 output
= read_pipe_lines("p4 changes " + ' '.join (["%s...%s" % (p
, changeRange
)
295 for p
in depotPaths
]))
299 changeNum
= line
.split(" ")[1]
300 changes
.append(int(changeNum
))
307 self
.usage
= "usage: %prog [options]"
310 class P4Debug(Command
):
312 Command
.__init
__(self
)
314 optparse
.make_option("--verbose", dest
="verbose", action
="store_true",
317 self
.description
= "A tool to debug the output of p4 -G."
318 self
.needsGit
= False
323 for output
in p4CmdList(" ".join(args
)):
324 print 'Element: %d' % j
329 class P4RollBack(Command
):
331 Command
.__init
__(self
)
333 optparse
.make_option("--verbose", dest
="verbose", action
="store_true"),
334 optparse
.make_option("--local", dest
="rollbackLocalBranches", action
="store_true")
336 self
.description
= "A tool to debug the multi-branch import. Don't use :)"
338 self
.rollbackLocalBranches
= False
343 maxChange
= int(args
[0])
345 if "p4ExitCode" in p4Cmd("changes -m 1"):
346 die("Problems executing p4");
348 if self
.rollbackLocalBranches
:
349 refPrefix
= "refs/heads/"
350 lines
= read_pipe_lines("git rev-parse --symbolic --branches")
352 refPrefix
= "refs/remotes/"
353 lines
= read_pipe_lines("git rev-parse --symbolic --remotes")
356 if self
.rollbackLocalBranches
or (line
.startswith("p4/") and line
!= "p4/HEAD\n"):
358 ref
= refPrefix
+ line
359 log
= extractLogMessageFromGitCommit(ref
)
360 settings
= extractSettingsGitLog(log
)
362 depotPaths
= settings
['depot-paths']
363 change
= settings
['change']
367 if len(p4Cmd("changes -m 1 " + ' '.join (['%s...@%s' % (p
, maxChange
)
368 for p
in depotPaths
]))) == 0:
369 print "Branch %s did not exist at change %s, deleting." % (ref
, maxChange
)
370 system("git update-ref -d %s `git rev-parse %s`" % (ref
, ref
))
373 while change
and int(change
) > maxChange
:
376 print "%s is at %s ; rewinding towards %s" % (ref
, change
, maxChange
)
377 system("git update-ref %s \"%s^\"" % (ref
, ref
))
378 log
= extractLogMessageFromGitCommit(ref
)
379 settings
= extractSettingsGitLog(log
)
382 depotPaths
= settings
['depot-paths']
383 change
= settings
['change']
386 print "%s rewound to %s" % (ref
, change
)
390 class P4Submit(Command
):
392 Command
.__init
__(self
)
394 optparse
.make_option("--continue", action
="store_false", dest
="firstTime"),
395 optparse
.make_option("--verbose", dest
="verbose", action
="store_true"),
396 optparse
.make_option("--origin", dest
="origin"),
397 optparse
.make_option("--reset", action
="store_true", dest
="reset"),
398 optparse
.make_option("--log-substitutions", dest
="substFile"),
399 optparse
.make_option("--dry-run", action
="store_true"),
400 optparse
.make_option("--direct", dest
="directSubmit", action
="store_true"),
401 optparse
.make_option("--trust-me-like-a-fool", dest
="trustMeLikeAFool", action
="store_true"),
403 self
.description
= "Submit changes from git to the perforce depot."
404 self
.usage
+= " [name of git branch to submit into perforce depot]"
405 self
.firstTime
= True
407 self
.interactive
= True
410 self
.firstTime
= True
412 self
.directSubmit
= False
413 self
.trustMeLikeAFool
= False
415 self
.isWindows
= (platform
.system() == "Windows")
417 self
.logSubstitutions
= {}
418 self
.logSubstitutions
["<enter description here>"] = "%log%"
419 self
.logSubstitutions
["\tDetails:"] = "\tDetails: %log%"
422 if len(p4CmdList("opened ...")) > 0:
423 die("You have files opened with perforce! Close them before starting the sync.")
426 if len(self
.config
) > 0 and not self
.reset
:
427 die("Cannot start sync. Previous sync config found at %s\n"
428 "If you want to start submitting again from scratch "
429 "maybe you want to call git-p4 submit --reset" % self
.configFile
)
432 if self
.directSubmit
:
435 for line
in read_pipe_lines("git rev-list --no-merges %s..%s" % (self
.origin
, self
.master
)):
436 commits
.append(line
.strip())
439 self
.config
["commits"] = commits
441 def prepareLogMessage(self
, template
, message
):
444 for line
in template
.split("\n"):
445 if line
.startswith("#"):
446 result
+= line
+ "\n"
450 for key
in self
.logSubstitutions
.keys():
451 if line
.find(key
) != -1:
452 value
= self
.logSubstitutions
[key
]
453 value
= value
.replace("%log%", message
)
454 if value
!= "@remove@":
455 result
+= line
.replace(key
, value
) + "\n"
460 result
+= line
+ "\n"
464 def prepareSubmitTemplate(self
):
465 # remove lines in the Files section that show changes to files outside the depot path we're committing into
467 inFilesSection
= False
468 for line
in read_pipe_lines("p4 change -o"):
470 if line
.startswith("\t"):
471 # path starts and ends with a tab
473 lastTab
= path
.rfind("\t")
475 path
= path
[:lastTab
]
476 if not path
.startswith(self
.depotPath
):
479 inFilesSection
= False
481 if line
.startswith("Files:"):
482 inFilesSection
= True
488 def applyCommit(self
, id):
489 if self
.directSubmit
:
490 print "Applying local change in working directory/index"
491 diff
= self
.diffStatus
493 print "Applying %s" % (read_pipe("git log --max-count=1 --pretty=oneline %s" % id))
494 diff
= read_pipe_lines("git diff-tree -r --name-status \"%s^\" \"%s\"" % (id, id))
496 filesToDelete
= set()
500 path
= line
[1:].strip()
502 system("p4 edit \"%s\"" % path
)
503 editedFiles
.add(path
)
504 elif modifier
== "A":
506 if path
in filesToDelete
:
507 filesToDelete
.remove(path
)
508 elif modifier
== "D":
509 filesToDelete
.add(path
)
510 if path
in filesToAdd
:
511 filesToAdd
.remove(path
)
513 die("unknown modifier %s for %s" % (modifier
, path
))
515 if self
.directSubmit
:
516 diffcmd
= "cat \"%s\"" % self
.diffFile
518 diffcmd
= "git format-patch -k --stdout \"%s^\"..\"%s\"" % (id, id)
519 patchcmd
= diffcmd
+ " | git apply "
520 tryPatchCmd
= patchcmd
+ "--check -"
521 applyPatchCmd
= patchcmd
+ "--check --apply -"
523 if os
.system(tryPatchCmd
) != 0:
524 print "Unfortunately applying the change failed!"
525 print "What do you want to do?"
527 while response
!= "s" and response
!= "a" and response
!= "w":
528 response
= raw_input("[s]kip this patch / [a]pply the patch forcibly "
529 "and with .rej files / [w]rite the patch to a file (patch.txt) ")
531 print "Skipping! Good luck with the next patches..."
532 for f
in editedFiles
:
533 system("p4 revert \"%s\"" % f
);
537 elif response
== "a":
538 os
.system(applyPatchCmd
)
539 if len(filesToAdd
) > 0:
540 print "You may also want to call p4 add on the following files:"
541 print " ".join(filesToAdd
)
542 if len(filesToDelete
):
543 print "The following files should be scheduled for deletion with p4 delete:"
544 print " ".join(filesToDelete
)
545 die("Please resolve and submit the conflict manually and "
546 + "continue afterwards with git-p4 submit --continue")
547 elif response
== "w":
548 system(diffcmd
+ " > patch.txt")
549 print "Patch saved to patch.txt in %s !" % self
.clientPath
550 die("Please resolve and submit the conflict manually and "
551 "continue afterwards with git-p4 submit --continue")
553 system(applyPatchCmd
)
556 system("p4 add \"%s\"" % f
)
557 for f
in filesToDelete
:
558 system("p4 revert \"%s\"" % f
)
559 system("p4 delete \"%s\"" % f
)
562 if not self
.directSubmit
:
563 logMessage
= extractLogMessageFromGitCommit(id)
564 logMessage
= logMessage
.replace("\n", "\n\t")
566 logMessage
= logMessage
.replace("\n", "\r\n")
567 logMessage
= logMessage
.strip()
569 template
= self
.prepareSubmitTemplate()
572 submitTemplate
= self
.prepareLogMessage(template
, logMessage
)
573 diff
= read_pipe("p4 diff -du ...")
575 for newFile
in filesToAdd
:
576 diff
+= "==== new file ====\n"
577 diff
+= "--- /dev/null\n"
578 diff
+= "+++ %s\n" % newFile
579 f
= open(newFile
, "r")
580 for line
in f
.readlines():
584 separatorLine
= "######## everything below this line is just the diff #######"
585 if platform
.system() == "Windows":
586 separatorLine
+= "\r"
587 separatorLine
+= "\n"
590 if self
.trustMeLikeAFool
:
593 firstIteration
= True
594 while response
== "e":
595 if not firstIteration
:
596 response
= raw_input("Do you want to submit this change? [y]es/[e]dit/[n]o/[s]kip ")
597 firstIteration
= False
599 [handle
, fileName
] = tempfile
.mkstemp()
600 tmpFile
= os
.fdopen(handle
, "w+")
601 tmpFile
.write(submitTemplate
+ separatorLine
+ diff
)
604 if platform
.system() == "Windows":
605 defaultEditor
= "notepad"
606 editor
= os
.environ
.get("EDITOR", defaultEditor
);
607 system(editor
+ " " + fileName
)
608 tmpFile
= open(fileName
, "rb")
609 message
= tmpFile
.read()
612 submitTemplate
= message
[:message
.index(separatorLine
)]
614 submitTemplate
= submitTemplate
.replace("\r\n", "\n")
616 if response
== "y" or response
== "yes":
619 raw_input("Press return to continue...")
621 if self
.directSubmit
:
622 print "Submitting to git first"
623 os
.chdir(self
.oldWorkingDirectory
)
624 write_pipe("git commit -a -F -", submitTemplate
)
625 os
.chdir(self
.clientPath
)
627 write_pipe("p4 submit -i", submitTemplate
)
628 elif response
== "s":
629 for f
in editedFiles
:
630 system("p4 revert \"%s\"" % f
);
632 system("p4 revert \"%s\"" % f
);
634 for f
in filesToDelete
:
635 system("p4 delete \"%s\"" % f
);
638 print "Not submitting!"
639 self
.interactive
= False
641 fileName
= "submit.txt"
642 file = open(fileName
, "w+")
643 file.write(self
.prepareLogMessage(template
, logMessage
))
645 print ("Perforce submit template written as %s. "
646 + "Please review/edit and then use p4 submit -i < %s to submit directly!"
647 % (fileName
, fileName
))
651 self
.master
= currentGitBranch()
652 if len(self
.master
) == 0 or not gitBranchExists("refs/heads/%s" % self
.master
):
653 die("Detecting current git branch failed!")
655 self
.master
= args
[0]
659 [upstream
, settings
] = findUpstreamBranchPoint()
660 self
.depotPath
= settings
['depot-paths'][0]
661 if len(self
.origin
) == 0:
662 self
.origin
= upstream
665 print "Origin branch is " + self
.origin
667 if len(self
.depotPath
) == 0:
668 print "Internal error: cannot locate perforce depot path from existing branches"
671 self
.clientPath
= p4Where(self
.depotPath
)
673 if len(self
.clientPath
) == 0:
674 print "Error: Cannot locate perforce checkout of %s in client view" % self
.depotPath
677 print "Perforce checkout for depot path %s located at %s" % (self
.depotPath
, self
.clientPath
)
678 self
.oldWorkingDirectory
= os
.getcwd()
680 if self
.directSubmit
:
681 self
.diffStatus
= read_pipe_lines("git diff -r --name-status HEAD")
682 if len(self
.diffStatus
) == 0:
683 print "No changes in working directory to submit."
685 patch
= read_pipe("git diff -p --binary --diff-filter=ACMRTUXB HEAD")
686 self
.diffFile
= self
.gitdir
+ "/p4-git-diff"
687 f
= open(self
.diffFile
, "wb")
691 os
.chdir(self
.clientPath
)
692 print "Syncronizing p4 checkout..."
693 system("p4 sync ...")
696 self
.firstTime
= True
698 if len(self
.substFile
) > 0:
699 for line
in open(self
.substFile
, "r").readlines():
700 tokens
= line
.strip().split("=")
701 self
.logSubstitutions
[tokens
[0]] = tokens
[1]
704 self
.configFile
= self
.gitdir
+ "/p4-git-sync.cfg"
705 self
.config
= shelve
.open(self
.configFile
, writeback
=True)
710 commits
= self
.config
.get("commits", [])
712 while len(commits
) > 0:
713 self
.firstTime
= False
715 commits
= commits
[1:]
716 self
.config
["commits"] = commits
717 self
.applyCommit(commit
)
718 if not self
.interactive
:
723 if self
.directSubmit
:
724 os
.remove(self
.diffFile
)
726 if len(commits
) == 0:
728 print "No changes found to apply between %s and current HEAD" % self
.origin
730 print "All changes applied!"
731 os
.chdir(self
.oldWorkingDirectory
)
736 response
= raw_input("Do you want to rebase current HEAD from Perforce now using git-p4 rebase? [y]es/[n]o ")
737 if response
== "y" or response
== "yes":
740 os
.remove(self
.configFile
)
744 class P4Sync(Command
):
746 Command
.__init
__(self
)
748 optparse
.make_option("--branch", dest
="branch"),
749 optparse
.make_option("--detect-branches", dest
="detectBranches", action
="store_true"),
750 optparse
.make_option("--changesfile", dest
="changesFile"),
751 optparse
.make_option("--silent", dest
="silent", action
="store_true"),
752 optparse
.make_option("--detect-labels", dest
="detectLabels", action
="store_true"),
753 optparse
.make_option("--verbose", dest
="verbose", action
="store_true"),
754 optparse
.make_option("--import-local", dest
="importIntoRemotes", action
="store_false",
755 help="Import into refs/heads/ , not refs/remotes"),
756 optparse
.make_option("--max-changes", dest
="maxChanges"),
757 optparse
.make_option("--keep-path", dest
="keepRepoPath", action
='store_true',
758 help="Keep entire BRANCH/DIR/SUBDIR prefix during import")
760 self
.description
= """Imports from Perforce into a git repository.\n
762 //depot/my/project/ -- to import the current head
763 //depot/my/project/@all -- to import everything
764 //depot/my/project/@1,6 -- to import only from revision 1 to 6
766 (a ... is not needed in the path p4 specification, it's added implicitly)"""
768 self
.usage
+= " //depot/path[@revRange]"
770 self
.createdBranches
= Set()
771 self
.committedChanges
= Set()
773 self
.detectBranches
= False
774 self
.detectLabels
= False
775 self
.changesFile
= ""
776 self
.syncWithOrigin
= True
778 self
.importIntoRemotes
= True
780 self
.isWindows
= (platform
.system() == "Windows")
781 self
.keepRepoPath
= False
782 self
.depotPaths
= None
783 self
.p4BranchesInGit
= []
785 if gitConfig("git-p4.syncFromOrigin") == "false":
786 self
.syncWithOrigin
= False
788 def extractFilesFromCommit(self
, commit
):
791 while commit
.has_key("depotFile%s" % fnum
):
792 path
= commit
["depotFile%s" % fnum
]
794 found
= [p
for p
in self
.depotPaths
795 if path
.startswith (p
)]
802 file["rev"] = commit
["rev%s" % fnum
]
803 file["action"] = commit
["action%s" % fnum
]
804 file["type"] = commit
["type%s" % fnum
]
809 def stripRepoPath(self
, path
, prefixes
):
810 if self
.keepRepoPath
:
811 prefixes
= [re
.sub("^(//[^/]+/).*", r
'\1', prefixes
[0])]
814 if path
.startswith(p
):
819 def splitFilesIntoBranches(self
, commit
):
822 while commit
.has_key("depotFile%s" % fnum
):
823 path
= commit
["depotFile%s" % fnum
]
824 found
= [p
for p
in self
.depotPaths
825 if path
.startswith (p
)]
832 file["rev"] = commit
["rev%s" % fnum
]
833 file["action"] = commit
["action%s" % fnum
]
834 file["type"] = commit
["type%s" % fnum
]
837 relPath
= self
.stripRepoPath(path
, self
.depotPaths
)
839 for branch
in self
.knownBranches
.keys():
841 # add a trailing slash so that a commit into qt/4.2foo doesn't end up in qt/4.2
842 if relPath
.startswith(branch
+ "/"):
843 if branch
not in branches
:
844 branches
[branch
] = []
845 branches
[branch
].append(file)
850 ## Should move this out, doesn't use SELF.
851 def readP4Files(self
, files
):
852 files
= [f
for f
in files
853 if f
['action'] != 'delete']
858 filedata
= p4CmdList('-x - print',
859 stdin
='\n'.join(['%s#%s' % (f
['path'], f
['rev'])
862 if "p4ExitCode" in filedata
[0]:
863 die("Problems executing p4. Error: [%d]."
864 % (filedata
[0]['p4ExitCode']));
868 while j
< len(filedata
):
872 while j
< len(filedata
) and filedata
[j
]['code'] in ('text',
874 text
+= filedata
[j
]['data']
878 if not stat
.has_key('depotFile'):
879 sys
.stderr
.write("p4 print fails with: %s\n" % repr(stat
))
882 contents
[stat
['depotFile']] = text
885 assert not f
.has_key('data')
886 f
['data'] = contents
[f
['path']]
888 def commit(self
, details
, files
, branch
, branchPrefixes
, parent
= ""):
889 epoch
= details
["time"]
890 author
= details
["user"]
893 print "commit into %s" % branch
895 # start with reading files; if that fails, we should not
899 if [p
for p
in branchPrefixes
if f
['path'].startswith(p
)]:
902 sys
.stderr
.write("Ignoring file outside of prefix: %s\n" % path
)
904 self
.readP4Files(files
)
909 self
.gitStream
.write("commit %s\n" % branch
)
910 # gitStream.write("mark :%s\n" % details["change"])
911 self
.committedChanges
.add(int(details
["change"]))
913 if author
not in self
.users
:
914 self
.getUserMapFromPerforceServer()
915 if author
in self
.users
:
916 committer
= "%s %s %s" % (self
.users
[author
], epoch
, self
.tz
)
918 committer
= "%s <a@b> %s %s" % (author
, epoch
, self
.tz
)
920 self
.gitStream
.write("committer %s\n" % committer
)
922 self
.gitStream
.write("data <<EOT\n")
923 self
.gitStream
.write(details
["desc"])
924 self
.gitStream
.write("\n[git-p4: depot-paths = \"%s\": change = %s"
925 % (','.join (branchPrefixes
), details
["change"]))
926 if len(details
['options']) > 0:
927 self
.gitStream
.write(": options = %s" % details
['options'])
928 self
.gitStream
.write("]\nEOT\n\n")
932 print "parent %s" % parent
933 self
.gitStream
.write("from %s\n" % parent
)
936 if file["type"] == "apple":
937 print "\nfile %s is a strange apple file that forks. Ignoring!" % file['path']
940 relPath
= self
.stripRepoPath(file['path'], branchPrefixes
)
941 if file["action"] == "delete":
942 self
.gitStream
.write("D %s\n" % relPath
)
947 if isP4Exec(file["type"]):
949 elif file["type"] == "symlink":
951 # p4 print on a symlink contains "target\n", so strip it off
954 if self
.isWindows
and file["type"].endswith("text"):
955 data
= data
.replace("\r\n", "\n")
957 self
.gitStream
.write("M %s inline %s\n" % (mode
, relPath
))
958 self
.gitStream
.write("data %s\n" % len(data
))
959 self
.gitStream
.write(data
)
960 self
.gitStream
.write("\n")
962 self
.gitStream
.write("\n")
964 change
= int(details
["change"])
966 if self
.labels
.has_key(change
):
967 label
= self
.labels
[change
]
968 labelDetails
= label
[0]
969 labelRevisions
= label
[1]
971 print "Change %s is labelled %s" % (change
, labelDetails
)
973 files
= p4CmdList("files " + ' '.join (["%s...@%s" % (p
, change
)
974 for p
in branchPrefixes
]))
976 if len(files
) == len(labelRevisions
):
980 if info
["action"] == "delete":
982 cleanedFiles
[info
["depotFile"]] = info
["rev"]
984 if cleanedFiles
== labelRevisions
:
985 self
.gitStream
.write("tag tag_%s\n" % labelDetails
["label"])
986 self
.gitStream
.write("from %s\n" % branch
)
988 owner
= labelDetails
["Owner"]
990 if author
in self
.users
:
991 tagger
= "%s %s %s" % (self
.users
[owner
], epoch
, self
.tz
)
993 tagger
= "%s <a@b> %s %s" % (owner
, epoch
, self
.tz
)
994 self
.gitStream
.write("tagger %s\n" % tagger
)
995 self
.gitStream
.write("data <<EOT\n")
996 self
.gitStream
.write(labelDetails
["Description"])
997 self
.gitStream
.write("EOT\n\n")
1001 print ("Tag %s does not match with change %s: files do not match."
1002 % (labelDetails
["label"], change
))
1006 print ("Tag %s does not match with change %s: file count is different."
1007 % (labelDetails
["label"], change
))
1009 def getUserCacheFilename(self
):
1010 home
= os
.environ
.get("HOME", os
.environ
.get("USERPROFILE"))
1011 return home
+ "/.gitp4-usercache.txt"
1013 def getUserMapFromPerforceServer(self
):
1014 if self
.userMapFromPerforceServer
:
1018 for output
in p4CmdList("users"):
1019 if not output
.has_key("User"):
1021 self
.users
[output
["User"]] = output
["FullName"] + " <" + output
["Email"] + ">"
1025 for (key
, val
) in self
.users
.items():
1026 s
+= "%s\t%s\n" % (key
, val
)
1028 open(self
.getUserCacheFilename(), "wb").write(s
)
1029 self
.userMapFromPerforceServer
= True
1031 def loadUserMapFromCache(self
):
1033 self
.userMapFromPerforceServer
= False
1035 cache
= open(self
.getUserCacheFilename(), "rb")
1036 lines
= cache
.readlines()
1039 entry
= line
.strip().split("\t")
1040 self
.users
[entry
[0]] = entry
[1]
1042 self
.getUserMapFromPerforceServer()
1044 def getLabels(self
):
1047 l
= p4CmdList("labels %s..." % ' '.join (self
.depotPaths
))
1048 if len(l
) > 0 and not self
.silent
:
1049 print "Finding files belonging to labels in %s" % `self
.depotPath`
1052 label
= output
["label"]
1056 print "Querying files for label %s" % label
1057 for file in p4CmdList("files "
1058 + ' '.join (["%s...@%s" % (p
, label
)
1059 for p
in self
.depotPaths
])):
1060 revisions
[file["depotFile"]] = file["rev"]
1061 change
= int(file["change"])
1062 if change
> newestChange
:
1063 newestChange
= change
1065 self
.labels
[newestChange
] = [output
, revisions
]
1068 print "Label changes: %s" % self
.labels
.keys()
1070 def guessProjectName(self
):
1071 for p
in self
.depotPaths
:
1074 p
= p
[p
.strip().rfind("/") + 1:]
1075 if not p
.endswith("/"):
1079 def getBranchMapping(self
):
1080 lostAndFoundBranches
= set()
1082 for info
in p4CmdList("branches"):
1083 details
= p4Cmd("branch -o %s" % info
["branch"])
1085 while details
.has_key("View%s" % viewIdx
):
1086 paths
= details
["View%s" % viewIdx
].split(" ")
1087 viewIdx
= viewIdx
+ 1
1088 # require standard //depot/foo/... //depot/bar/... mapping
1089 if len(paths
) != 2 or not paths
[0].endswith("/...") or not paths
[1].endswith("/..."):
1092 destination
= paths
[1]
1094 if source
.startswith(self
.depotPaths
[0]) and destination
.startswith(self
.depotPaths
[0]):
1095 source
= source
[len(self
.depotPaths
[0]):-4]
1096 destination
= destination
[len(self
.depotPaths
[0]):-4]
1098 if destination
in self
.knownBranches
:
1100 print "p4 branch %s defines a mapping from %s to %s" % (info
["branch"], source
, destination
)
1101 print "but there exists another mapping from %s to %s already!" % (self
.knownBranches
[destination
], destination
)
1104 self
.knownBranches
[destination
] = source
1106 lostAndFoundBranches
.discard(destination
)
1108 if source
not in self
.knownBranches
:
1109 lostAndFoundBranches
.add(source
)
1112 for branch
in lostAndFoundBranches
:
1113 self
.knownBranches
[branch
] = branch
1115 def listExistingP4GitBranches(self
):
1116 # branches holds mapping from name to commit
1117 branches
= p4BranchesInGit(self
.importIntoRemotes
)
1118 self
.p4BranchesInGit
= branches
.keys()
1119 for branch
in branches
.keys():
1120 self
.initialParents
[self
.refPrefix
+ branch
] = branches
[branch
]
1122 def updateOptionDict(self
, d
):
1124 if self
.keepRepoPath
:
1125 option_keys
['keepRepoPath'] = 1
1127 d
["options"] = ' '.join(sorted(option_keys
.keys()))
1129 def readOptions(self
, d
):
1130 self
.keepRepoPath
= (d
.has_key('options')
1131 and ('keepRepoPath' in d
['options']))
1133 def gitRefForBranch(self
, branch
):
1134 if branch
== "main":
1135 return self
.refPrefix
+ "master"
1137 if len(branch
) <= 0:
1140 return self
.refPrefix
+ self
.projectName
+ branch
1142 def gitCommitByP4Change(self
, ref
, change
):
1144 print "looking in ref " + ref
+ " for change %s using bisect..." % change
1147 latestCommit
= parseRevision(ref
)
1151 print "trying: earliest %s latest %s" % (earliestCommit
, latestCommit
)
1152 next
= read_pipe("git rev-list --bisect %s %s" % (latestCommit
, earliestCommit
)).strip()
1157 log
= extractLogMessageFromGitCommit(next
)
1158 settings
= extractSettingsGitLog(log
)
1159 currentChange
= int(settings
['change'])
1161 print "current change %s" % currentChange
1163 if currentChange
== change
:
1165 print "found %s" % next
1168 if currentChange
< change
:
1169 earliestCommit
= "^%s" % next
1171 latestCommit
= "%s" % next
1175 def importNewBranch(self
, branch
, maxChange
):
1176 # make fast-import flush all changes to disk and update the refs using the checkpoint
1177 # command so that we can try to find the branch parent in the git history
1178 self
.gitStream
.write("checkpoint\n\n");
1179 self
.gitStream
.flush();
1180 branchPrefix
= self
.depotPaths
[0] + branch
+ "/"
1181 range = "@1,%s" % maxChange
1182 #print "prefix" + branchPrefix
1183 changes
= p4ChangesForPaths([branchPrefix
], range)
1184 if len(changes
) <= 0:
1186 firstChange
= changes
[0]
1187 #print "first change in branch: %s" % firstChange
1188 sourceBranch
= self
.knownBranches
[branch
]
1189 sourceDepotPath
= self
.depotPaths
[0] + sourceBranch
1190 sourceRef
= self
.gitRefForBranch(sourceBranch
)
1191 #print "source " + sourceBranch
1193 branchParentChange
= int(p4Cmd("changes -m 1 %s...@1,%s" % (sourceDepotPath
, firstChange
))["change"])
1194 #print "branch parent: %s" % branchParentChange
1195 gitParent
= self
.gitCommitByP4Change(sourceRef
, branchParentChange
)
1196 if len(gitParent
) > 0:
1197 self
.initialParents
[self
.gitRefForBranch(branch
)] = gitParent
1198 #print "parent git commit: %s" % gitParent
1200 self
.importChanges(changes
)
1203 def importChanges(self
, changes
):
1205 for change
in changes
:
1206 description
= p4Cmd("describe %s" % change
)
1207 self
.updateOptionDict(description
)
1210 sys
.stdout
.write("\rImporting revision %s (%s%%)" % (change
, cnt
* 100 / len(changes
)))
1215 if self
.detectBranches
:
1216 branches
= self
.splitFilesIntoBranches(description
)
1217 for branch
in branches
.keys():
1219 branchPrefix
= self
.depotPaths
[0] + branch
+ "/"
1223 filesForCommit
= branches
[branch
]
1226 print "branch is %s" % branch
1228 self
.updatedBranches
.add(branch
)
1230 if branch
not in self
.createdBranches
:
1231 self
.createdBranches
.add(branch
)
1232 parent
= self
.knownBranches
[branch
]
1233 if parent
== branch
:
1236 fullBranch
= self
.projectName
+ branch
1237 if fullBranch
not in self
.p4BranchesInGit
:
1239 print("\n Importing new branch %s" % fullBranch
);
1240 if self
.importNewBranch(branch
, change
- 1):
1242 self
.p4BranchesInGit
.append(fullBranch
)
1244 print("\n Resuming with change %s" % change
);
1247 print "parent determined through known branches: %s" % parent
1249 branch
= self
.gitRefForBranch(branch
)
1250 parent
= self
.gitRefForBranch(parent
)
1253 print "looking for initial parent for %s; current parent is %s" % (branch
, parent
)
1255 if len(parent
) == 0 and branch
in self
.initialParents
:
1256 parent
= self
.initialParents
[branch
]
1257 del self
.initialParents
[branch
]
1259 self
.commit(description
, filesForCommit
, branch
, [branchPrefix
], parent
)
1261 files
= self
.extractFilesFromCommit(description
)
1262 self
.commit(description
, files
, self
.branch
, self
.depotPaths
,
1264 self
.initialParent
= ""
1266 print self
.gitError
.read()
1269 def importHeadRevision(self
, revision
):
1270 print "Doing initial import of %s from revision %s into %s" % (' '.join(self
.depotPaths
), revision
, self
.branch
)
1272 details
= { "user" : "git perforce import user", "time" : int(time
.time()) }
1273 details
["desc"] = ("Initial import of %s from the state at revision %s"
1274 % (' '.join(self
.depotPaths
), revision
))
1275 details
["change"] = revision
1279 for info
in p4CmdList("files "
1280 + ' '.join(["%s...%s"
1282 for p
in self
.depotPaths
])):
1284 if info
['code'] == 'error':
1285 sys
.stderr
.write("p4 returned an error: %s\n"
1290 change
= int(info
["change"])
1291 if change
> newestRevision
:
1292 newestRevision
= change
1294 if info
["action"] == "delete":
1295 # don't increase the file cnt, otherwise details["depotFile123"] will have gaps!
1296 #fileCnt = fileCnt + 1
1299 for prop
in ["depotFile", "rev", "action", "type" ]:
1300 details
["%s%s" % (prop
, fileCnt
)] = info
[prop
]
1302 fileCnt
= fileCnt
+ 1
1304 details
["change"] = newestRevision
1305 self
.updateOptionDict(details
)
1307 self
.commit(details
, self
.extractFilesFromCommit(details
), self
.branch
, self
.depotPaths
)
1309 print "IO error with git fast-import. Is your git version recent enough?"
1310 print self
.gitError
.read()
1313 def run(self
, args
):
1314 self
.depotPaths
= []
1315 self
.changeRange
= ""
1316 self
.initialParent
= ""
1317 self
.previousDepotPaths
= []
1319 # map from branch depot path to parent branch
1320 self
.knownBranches
= {}
1321 self
.initialParents
= {}
1322 self
.hasOrigin
= originP4BranchesExist()
1323 if not self
.syncWithOrigin
:
1324 self
.hasOrigin
= False
1326 if self
.importIntoRemotes
:
1327 self
.refPrefix
= "refs/remotes/p4/"
1329 self
.refPrefix
= "refs/heads/p4/"
1331 if self
.syncWithOrigin
and self
.hasOrigin
:
1333 print "Syncing with origin first by calling git fetch origin"
1334 system("git fetch origin")
1336 if len(self
.branch
) == 0:
1337 self
.branch
= self
.refPrefix
+ "master"
1338 if gitBranchExists("refs/heads/p4") and self
.importIntoRemotes
:
1339 system("git update-ref %s refs/heads/p4" % self
.branch
)
1340 system("git branch -D p4");
1341 # create it /after/ importing, when master exists
1342 if not gitBranchExists(self
.refPrefix
+ "HEAD") and self
.importIntoRemotes
and gitBranchExists(self
.branch
):
1343 system("git symbolic-ref %sHEAD %s" % (self
.refPrefix
, self
.branch
))
1345 # TODO: should always look at previous commits,
1346 # merge with previous imports, if possible.
1349 createOrUpdateBranchesFromOrigin(self
.refPrefix
, self
.silent
)
1350 self
.listExistingP4GitBranches()
1352 if len(self
.p4BranchesInGit
) > 1:
1354 print "Importing from/into multiple branches"
1355 self
.detectBranches
= True
1358 print "branches: %s" % self
.p4BranchesInGit
1361 for branch
in self
.p4BranchesInGit
:
1362 logMsg
= extractLogMessageFromGitCommit(self
.refPrefix
+ branch
)
1364 settings
= extractSettingsGitLog(logMsg
)
1366 self
.readOptions(settings
)
1367 if (settings
.has_key('depot-paths')
1368 and settings
.has_key ('change')):
1369 change
= int(settings
['change']) + 1
1370 p4Change
= max(p4Change
, change
)
1372 depotPaths
= sorted(settings
['depot-paths'])
1373 if self
.previousDepotPaths
== []:
1374 self
.previousDepotPaths
= depotPaths
1377 for (prev
, cur
) in zip(self
.previousDepotPaths
, depotPaths
):
1378 for i
in range(0, min(len(cur
), len(prev
))):
1379 if cur
[i
] <> prev
[i
]:
1383 paths
.append (cur
[:i
+ 1])
1385 self
.previousDepotPaths
= paths
1388 self
.depotPaths
= sorted(self
.previousDepotPaths
)
1389 self
.changeRange
= "@%s,#head" % p4Change
1390 if not self
.detectBranches
:
1391 self
.initialParent
= parseRevision(self
.branch
)
1392 if not self
.silent
and not self
.detectBranches
:
1393 print "Performing incremental import into %s git branch" % self
.branch
1395 if not self
.branch
.startswith("refs/"):
1396 self
.branch
= "refs/heads/" + self
.branch
1398 if len(args
) == 0 and self
.depotPaths
:
1400 print "Depot paths: %s" % ' '.join(self
.depotPaths
)
1402 if self
.depotPaths
and self
.depotPaths
!= args
:
1403 print ("previous import used depot path %s and now %s was specified. "
1404 "This doesn't work!" % (' '.join (self
.depotPaths
),
1408 self
.depotPaths
= sorted(args
)
1414 for p
in self
.depotPaths
:
1415 if p
.find("@") != -1:
1416 atIdx
= p
.index("@")
1417 self
.changeRange
= p
[atIdx
:]
1418 if self
.changeRange
== "@all":
1419 self
.changeRange
= ""
1420 elif ',' not in self
.changeRange
:
1421 revision
= self
.changeRange
1422 self
.changeRange
= ""
1424 elif p
.find("#") != -1:
1425 hashIdx
= p
.index("#")
1426 revision
= p
[hashIdx
:]
1428 elif self
.previousDepotPaths
== []:
1431 p
= re
.sub ("\.\.\.$", "", p
)
1432 if not p
.endswith("/"):
1437 self
.depotPaths
= newPaths
1440 self
.loadUserMapFromCache()
1442 if self
.detectLabels
:
1445 if self
.detectBranches
:
1446 ## FIXME - what's a P4 projectName ?
1447 self
.projectName
= self
.guessProjectName()
1449 if not self
.hasOrigin
:
1450 self
.getBranchMapping();
1452 print "p4-git branches: %s" % self
.p4BranchesInGit
1453 print "initial parents: %s" % self
.initialParents
1454 for b
in self
.p4BranchesInGit
:
1458 b
= b
[len(self
.projectName
):]
1459 self
.createdBranches
.add(b
)
1461 self
.tz
= "%+03d%02d" % (- time
.timezone
/ 3600, ((- time
.timezone
% 3600) / 60))
1463 importProcess
= subprocess
.Popen(["git", "fast-import"],
1464 stdin
=subprocess
.PIPE
, stdout
=subprocess
.PIPE
,
1465 stderr
=subprocess
.PIPE
);
1466 self
.gitOutput
= importProcess
.stdout
1467 self
.gitStream
= importProcess
.stdin
1468 self
.gitError
= importProcess
.stderr
1471 self
.importHeadRevision(revision
)
1475 if len(self
.changesFile
) > 0:
1476 output
= open(self
.changesFile
).readlines()
1479 changeSet
.add(int(line
))
1481 for change
in changeSet
:
1482 changes
.append(change
)
1487 print "Getting p4 changes for %s...%s" % (', '.join(self
.depotPaths
),
1489 changes
= p4ChangesForPaths(self
.depotPaths
, self
.changeRange
)
1491 if len(self
.maxChanges
) > 0:
1492 changes
= changes
[:min(int(self
.maxChanges
), len(changes
))]
1494 if len(changes
) == 0:
1496 print "No changes to import!"
1499 if not self
.silent
and not self
.detectBranches
:
1500 print "Import destination: %s" % self
.branch
1502 self
.updatedBranches
= set()
1504 self
.importChanges(changes
)
1508 if len(self
.updatedBranches
) > 0:
1509 sys
.stdout
.write("Updated branches: ")
1510 for b
in self
.updatedBranches
:
1511 sys
.stdout
.write("%s " % b
)
1512 sys
.stdout
.write("\n")
1514 self
.gitStream
.close()
1515 if importProcess
.wait() != 0:
1516 die("fast-import failed: %s" % self
.gitError
.read())
1517 self
.gitOutput
.close()
1518 self
.gitError
.close()
1522 class P4Rebase(Command
):
1524 Command
.__init
__(self
)
1526 self
.description
= ("Fetches the latest revision from perforce and "
1527 + "rebases the current work (branch) against it")
1528 self
.verbose
= False
1530 def run(self
, args
):
1534 return self
.rebase()
1537 [upstream
, settings
] = findUpstreamBranchPoint()
1538 if len(upstream
) == 0:
1539 die("Cannot find upstream branchpoint for rebase")
1541 # the branchpoint may be p4/foo~3, so strip off the parent
1542 upstream
= re
.sub("~[0-9]+$", "", upstream
)
1544 print "Rebasing the current branch onto %s" % upstream
1545 oldHead
= read_pipe("git rev-parse HEAD").strip()
1546 system("git rebase %s" % upstream
)
1547 system("git diff-tree --stat --summary -M %s HEAD" % oldHead
)
1550 class P4Clone(P4Sync
):
1552 P4Sync
.__init
__(self
)
1553 self
.description
= "Creates a new git repository and imports from Perforce into it"
1554 self
.usage
= "usage: %prog [options] //depot/path[@revRange]"
1555 self
.options
.append(
1556 optparse
.make_option("--destination", dest
="cloneDestination",
1557 action
='store', default
=None,
1558 help="where to leave result of the clone"))
1559 self
.cloneDestination
= None
1560 self
.needsGit
= False
1562 def defaultDestination(self
, args
):
1563 ## TODO: use common prefix of args?
1565 depotDir
= re
.sub("(@[^@]*)$", "", depotPath
)
1566 depotDir
= re
.sub("(#[^#]*)$", "", depotDir
)
1567 depotDir
= re
.sub(r
"\.\.\.$,", "", depotDir
)
1568 depotDir
= re
.sub(r
"/$", "", depotDir
)
1569 return os
.path
.split(depotDir
)[1]
1571 def run(self
, args
):
1575 if self
.keepRepoPath
and not self
.cloneDestination
:
1576 sys
.stderr
.write("Must specify destination for --keep-path\n")
1581 if not self
.cloneDestination
and len(depotPaths
) > 1:
1582 self
.cloneDestination
= depotPaths
[-1]
1583 depotPaths
= depotPaths
[:-1]
1585 for p
in depotPaths
:
1586 if not p
.startswith("//"):
1589 if not self
.cloneDestination
:
1590 self
.cloneDestination
= self
.defaultDestination(args
)
1592 print "Importing from %s into %s" % (', '.join(depotPaths
), self
.cloneDestination
)
1593 if not os
.path
.exists(self
.cloneDestination
):
1594 os
.makedirs(self
.cloneDestination
)
1595 os
.chdir(self
.cloneDestination
)
1597 self
.gitdir
= os
.getcwd() + "/.git"
1598 if not P4Sync
.run(self
, depotPaths
):
1600 if self
.branch
!= "master":
1601 if gitBranchExists("refs/remotes/p4/master"):
1602 system("git branch master refs/remotes/p4/master")
1603 system("git checkout -f")
1605 print "Could not detect main branch. No checkout/master branch created."
1609 class P4Branches(Command
):
1611 Command
.__init
__(self
)
1613 self
.description
= ("Shows the git branches that hold imports and their "
1614 + "corresponding perforce depot paths")
1615 self
.verbose
= False
1617 def run(self
, args
):
1618 if originP4BranchesExist():
1619 createOrUpdateBranchesFromOrigin()
1621 cmdline
= "git rev-parse --symbolic "
1622 cmdline
+= " --remotes"
1624 for line
in read_pipe_lines(cmdline
):
1627 if not line
.startswith('p4/') or line
== "p4/HEAD":
1631 log
= extractLogMessageFromGitCommit("refs/remotes/%s" % branch
)
1632 settings
= extractSettingsGitLog(log
)
1634 print "%s <= %s (%s)" % (branch
, ",".join(settings
["depot-paths"]), settings
["change"])
1637 class HelpFormatter(optparse
.IndentedHelpFormatter
):
1639 optparse
.IndentedHelpFormatter
.__init
__(self
)
1641 def format_description(self
, description
):
1643 return description
+ "\n"
1647 def printUsage(commands
):
1648 print "usage: %s <command> [options]" % sys
.argv
[0]
1650 print "valid commands: %s" % ", ".join(commands
)
1652 print "Try %s <command> --help for command specific help." % sys
.argv
[0]
1657 "submit" : P4Submit
,
1658 "commit" : P4Submit
,
1660 "rebase" : P4Rebase
,
1662 "rollback" : P4RollBack
,
1663 "branches" : P4Branches
1668 if len(sys
.argv
[1:]) == 0:
1669 printUsage(commands
.keys())
1673 cmdName
= sys
.argv
[1]
1675 klass
= commands
[cmdName
]
1678 print "unknown command %s" % cmdName
1680 printUsage(commands
.keys())
1683 options
= cmd
.options
1684 cmd
.gitdir
= os
.environ
.get("GIT_DIR", None)
1688 if len(options
) > 0:
1689 options
.append(optparse
.make_option("--git-dir", dest
="gitdir"))
1691 parser
= optparse
.OptionParser(cmd
.usage
.replace("%prog", "%prog " + cmdName
),
1693 description
= cmd
.description
,
1694 formatter
= HelpFormatter())
1696 (cmd
, args
) = parser
.parse_args(sys
.argv
[2:], cmd
);
1698 verbose
= cmd
.verbose
1700 if cmd
.gitdir
== None:
1701 cmd
.gitdir
= os
.path
.abspath(".git")
1702 if not isValidGitDir(cmd
.gitdir
):
1703 cmd
.gitdir
= read_pipe("git rev-parse --git-dir").strip()
1704 if os
.path
.exists(cmd
.gitdir
):
1705 cdup
= read_pipe("git rev-parse --show-cdup").strip()
1709 if not isValidGitDir(cmd
.gitdir
):
1710 if isValidGitDir(cmd
.gitdir
+ "/.git"):
1711 cmd
.gitdir
+= "/.git"
1713 die("fatal: cannot locate git repository at %s" % cmd
.gitdir
)
1715 os
.environ
["GIT_DIR"] = cmd
.gitdir
1717 if not cmd
.run(args
):
1721 if __name__
== '__main__':