diff options
Diffstat (limited to 'contrib')
| -rwxr-xr-x | contrib/fast-import/git-p4 | 85 |
1 files changed, 58 insertions, 27 deletions
diff --git a/contrib/fast-import/git-p4 b/contrib/fast-import/git-p4 index 400edce459..05b308f5be 100755 --- a/contrib/fast-import/git-p4 +++ b/contrib/fast-import/git-p4 @@ -14,9 +14,43 @@ import re from sets import Set; gitdir = os.environ.get("GIT_DIR", "") +silent = False -def mypopen(command): - return os.popen(command, "rb"); +def write_pipe (c, str): + if not silent: + sys.stderr.write ('writing pipe: %s\n' % c) + + ## todo: check return status + pipe = os.popen (c, 'w') + val = pipe.write(str) + if pipe.close (): + sys.stderr.write ('Command failed') + sys.exit (1) + + return val + +def read_pipe (c): + sys.stderr.write ('reading pipe: %s\n' % c) + ## todo: check return status + pipe = os.popen (c, 'rb') + val = pipe.read() + if pipe.close (): + sys.stderr.write ('Command failed') + sys.exit (1) + + return val + + +def read_pipe_lines (c): + sys.stderr.write ('reading pipe: %s\n' % c) + ## todo: check return status + pipe = os.popen (c, 'rb') + val = pipe.readlines() + if pipe.close (): + sys.stderr.write ('Command failed') + sys.exit (1) + + return val def p4CmdList(cmd): cmd = "p4 -G %s" % cmd @@ -67,7 +101,7 @@ def die(msg): sys.exit(1) def currentGitBranch(): - return mypopen("git name-rev HEAD").read().split(" ")[1][:-1] + return read_pipe("git name-rev HEAD").split(" ")[1][:-1] def isValidGitDir(path): if os.path.exists(path + "/HEAD") and os.path.exists(path + "/refs") and os.path.exists(path + "/objects"): @@ -75,7 +109,7 @@ def isValidGitDir(path): return False def parseRevision(ref): - return mypopen("git rev-parse %s" % ref).read()[:-1] + return read_pipe("git rev-parse %s" % ref)[:-1] def system(cmd): if os.system(cmd) != 0: @@ -83,8 +117,10 @@ def system(cmd): def extractLogMessageFromGitCommit(commit): logMessage = "" + + ## fixme: title is first line of commit, not 1st paragraph. foundTitle = False - for log in mypopen("git cat-file commit %s" % commit).readlines(): + for log in read_pipe_lines("git cat-file commit %s" % commit): if not foundTitle: if len(log) == 1: foundTitle = True @@ -158,10 +194,10 @@ class P4RollBack(Command): if self.rollbackLocalBranches: refPrefix = "refs/heads/" - lines = mypopen("git rev-parse --symbolic --branches").readlines() + lines = read_pipe_lines("git rev-parse --symbolic --branches") else: refPrefix = "refs/remotes/" - lines = mypopen("git rev-parse --symbolic --remotes").readlines() + lines = read_pipe_lines("git rev-parse --symbolic --remotes") for line in lines: if self.rollbackLocalBranches or (line.startswith("p4/") and line != "p4/HEAD\n"): @@ -230,7 +266,7 @@ class P4Submit(Command): if self.directSubmit: commits.append("0") else: - for line in mypopen("git rev-list --no-merges %s..%s" % (self.origin, self.master)).readlines(): + for line in read_pipe_lines("git rev-list --no-merges %s..%s" % (self.origin, self.master)): commits.append(line[:-1]) commits.reverse() @@ -264,8 +300,8 @@ class P4Submit(Command): print "Applying local change in working directory/index" diff = self.diffStatus else: - print "Applying %s" % (mypopen("git log --max-count=1 --pretty=oneline %s" % id).read()) - diff = mypopen("git diff-tree -r --name-status \"%s^\" \"%s\"" % (id, id)).readlines() + print "Applying %s" % (read_pipe("git log --max-count=1 --pretty=oneline %s" % id)) + diff = read_pipe_lines("git diff-tree -r --name-status \"%s^\" \"%s\"" % (id, id)) filesToAdd = set() filesToDelete = set() editedFiles = set() @@ -334,11 +370,11 @@ class P4Submit(Command): logMessage = logMessage.replace("\n", "\n\t") logMessage = logMessage[:-1] - template = mypopen("p4 change -o").read() + template = read_pipe("p4 change -o") if self.interactive: submitTemplate = self.prepareLogMessage(template, logMessage) - diff = mypopen("p4 diff -du ...").read() + diff = read_pipe("p4 diff -du ...") for newFile in filesToAdd: diff += "==== new file ====\n" @@ -387,14 +423,10 @@ class P4Submit(Command): if self.directSubmit: print "Submitting to git first" os.chdir(self.oldWorkingDirectory) - pipe = os.popen("git commit -a -F -", "wb") - pipe.write(submitTemplate) - pipe.close() + write_pipe("git commit -a -F -", submitTemplate) os.chdir(self.clientPath) - pipe = os.popen("p4 submit -i", "wb") - pipe.write(submitTemplate) - pipe.close() + write_pipe("p4 submit -i", submitTemplate) elif response == "s": for f in editedFiles: system("p4 revert \"%s\"" % f); @@ -451,11 +483,11 @@ class P4Submit(Command): self.oldWorkingDirectory = os.getcwd() if self.directSubmit: - self.diffStatus = mypopen("git diff -r --name-status HEAD").readlines() + self.diffStatus = read_pipe_lines("git diff -r --name-status HEAD") if len(self.diffStatus) == 0: print "No changes in working directory to submit." return True - patch = mypopen("git diff -p --binary --diff-filter=ACMRTUXB HEAD").read() + patch = read_pipe("git diff -p --binary --diff-filter=ACMRTUXB HEAD") self.diffFile = gitdir + "/p4-git-diff" f = open(self.diffFile, "wb") f.write(patch) @@ -557,7 +589,7 @@ class P4Sync(Command): self.syncWithOrigin = False def p4File(self, depotPath): - return os.popen("p4 print -q \"%s\"" % depotPath, "rb").read() + return read_pipe("p4 print -q \"%s\"" % depotPath) def extractFilesFromCommit(self, commit): files = [] @@ -799,7 +831,7 @@ class P4Sync(Command): else: cmdline += " --branches" - for line in mypopen(cmdline).readlines(): + for line in read_pipe_lines(cmdline): if self.importIntoRemotes and ((not line.startswith("p4/")) or line == "p4/HEAD\n"): continue if self.importIntoRemotes: @@ -1032,7 +1064,7 @@ class P4Sync(Command): else: if self.verbose: print "Getting p4 changes for %s...%s" % (self.depotPath, self.changeRange) - output = mypopen("p4 changes %s...%s" % (self.depotPath, self.changeRange)).readlines() + output = read_pipe_lines("p4 changes %s...%s" % (self.depotPath, self.changeRange)) for line in output: changeNum = line.split(" ")[1] @@ -1141,7 +1173,7 @@ class P4Rebase(Command): sync = P4Sync() sync.run([]) print "Rebasing the current branch" - oldHead = mypopen("git rev-parse HEAD").read()[:-1] + oldHead = read_pipe("git rev-parse HEAD")[:-1] system("git rebase p4") system("git diff-tree --stat --summary -M %s HEAD" % oldHead) return True @@ -1252,9 +1284,9 @@ if cmd.needsGit: if len(gitdir) == 0: gitdir = ".git" if not isValidGitDir(gitdir): - gitdir = mypopen("git rev-parse --git-dir").read()[:-1] + gitdir = read_pipe("git rev-parse --git-dir")[:-1] if os.path.exists(gitdir): - cdup = mypopen("git rev-parse --show-cdup").read()[:-1]; + cdup = read_pipe("git rev-parse --show-cdup")[:-1]; if len(cdup) > 0: os.chdir(cdup); @@ -1268,4 +1300,3 @@ if cmd.needsGit: if not cmd.run(args): parser.print_help() - |