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-rwxr-xr-xgit-p4.py209
1 files changed, 122 insertions, 87 deletions
diff --git a/git-p4.py b/git-p4.py
index daa60c60d6..825b9f32d5 100755
--- a/git-p4.py
+++ b/git-p4.py
@@ -24,6 +24,7 @@ import shutil
import stat
import zipfile
import zlib
+import ctypes
try:
from subprocess import CalledProcessError
@@ -202,14 +203,16 @@ def p4_has_move_command():
# assume it failed because @... was invalid changelist
return True
-def system(cmd):
+def system(cmd, ignore_error=False):
expand = isinstance(cmd,basestring)
if verbose:
sys.stderr.write("executing %s\n" % str(cmd))
retcode = subprocess.call(cmd, shell=expand)
- if retcode:
+ if retcode and not ignore_error:
raise CalledProcessError(retcode, cmd)
+ return retcode
+
def p4_system(cmd):
"""Specifically invoke p4 as the system command. """
real_cmd = p4_build_cmd(cmd)
@@ -250,8 +253,8 @@ def p4_add(f):
def p4_delete(f):
p4_system(["delete", wildcard_encode(f)])
-def p4_edit(f):
- p4_system(["edit", wildcard_encode(f)])
+def p4_edit(f, *options):
+ p4_system(["edit"] + list(options) + [wildcard_encode(f)])
def p4_revert(f):
p4_system(["revert", wildcard_encode(f)])
@@ -552,7 +555,12 @@ def p4Where(depotPath):
return clientPath
def currentGitBranch():
- return read_pipe("git name-rev HEAD").split(" ")[1].strip()
+ retcode = system(["git", "symbolic-ref", "-q", "HEAD"], ignore_error=True)
+ if retcode != 0:
+ # on a detached head
+ return None
+ else:
+ return read_pipe(["git", "name-rev", "HEAD"]).split(" ")[1].strip()
def isValidGitDir(path):
if (os.path.exists(path + "/HEAD")
@@ -814,39 +822,37 @@ def p4ChangesForPaths(depotPaths, changeRange, requestedBlockSize):
die("cannot use --changes-block-size with non-numeric revisions")
block_size = None
- # Accumulate change numbers in a dictionary to avoid duplicates
- changes = {}
+ changes = []
- for p in depotPaths:
- # Retrieve changes a block at a time, to prevent running
- # into a MaxResults/MaxScanRows error from the server.
+ # Retrieve changes a block at a time, to prevent running
+ # into a MaxResults/MaxScanRows error from the server.
- while True:
- cmd = ['changes']
+ while True:
+ cmd = ['changes']
- if block_size:
- end = min(changeEnd, changeStart + block_size)
- revisionRange = "%d,%d" % (changeStart, end)
- else:
- revisionRange = "%s,%s" % (changeStart, changeEnd)
+ if block_size:
+ end = min(changeEnd, changeStart + block_size)
+ revisionRange = "%d,%d" % (changeStart, end)
+ else:
+ revisionRange = "%s,%s" % (changeStart, changeEnd)
+ for p in depotPaths:
cmd += ["%s...@%s" % (p, revisionRange)]
- for line in p4_read_pipe_lines(cmd):
- changeNum = int(line.split(" ")[1])
- changes[changeNum] = True
+ # Insert changes in chronological order
+ for line in reversed(p4_read_pipe_lines(cmd)):
+ changes.append(int(line.split(" ")[1]))
- if not block_size:
- break
+ if not block_size:
+ break
- if end >= changeEnd:
- break
+ if end >= changeEnd:
+ break
- changeStart = end + 1
+ changeStart = end + 1
- changelist = changes.keys()
- changelist.sort()
- return changelist
+ changes = sorted(changes)
+ return changes
def p4PathStartsWith(path, prefix):
# This method tries to remedy a potential mixed-case issue:
@@ -1450,6 +1456,8 @@ class P4Submit(Command, P4UserMap):
Remove lines in the Files section that show changes to files
outside the depot path we're committing into."""
+ [upstream, settings] = findUpstreamBranchPoint()
+
template = ""
inFilesSection = False
for line in p4_read_pipe_lines(['change', '-o']):
@@ -1462,8 +1470,13 @@ class P4Submit(Command, P4UserMap):
lastTab = path.rfind("\t")
if lastTab != -1:
path = path[:lastTab]
- if not p4PathStartsWith(path, self.depotPath):
- continue
+ if settings.has_key('depot-paths'):
+ if not [p for p in settings['depot-paths']
+ if p4PathStartsWith(path, p)]:
+ continue
+ else:
+ if not p4PathStartsWith(path, self.depotPath):
+ continue
else:
inFilesSection = False
else:
@@ -1541,6 +1554,7 @@ class P4Submit(Command, P4UserMap):
diff = read_pipe_lines("git diff-tree -r %s \"%s^\" \"%s\"" % (self.diffOpts, id, id))
filesToAdd = set()
+ filesToChangeType = set()
filesToDelete = set()
editedFiles = set()
pureRenameCopy = set()
@@ -1601,6 +1615,8 @@ class P4Submit(Command, P4UserMap):
os.unlink(dest)
filesToDelete.add(src)
editedFiles.add(dest)
+ elif modifier == "T":
+ filesToChangeType.add(path)
else:
die("unknown modifier %s for %s" % (modifier, path))
@@ -1660,6 +1676,8 @@ class P4Submit(Command, P4UserMap):
#
system(applyPatchCmd)
+ for f in filesToChangeType:
+ p4_edit(f, "-t", "auto")
for f in filesToAdd:
p4_add(f)
for f in filesToDelete:
@@ -1740,44 +1758,47 @@ class P4Submit(Command, P4UserMap):
#
# Let the user edit the change description, then submit it.
#
- if self.edit_template(fileName):
- # read the edited message and submit
- ret = True
- tmpFile = open(fileName, "rb")
- message = tmpFile.read()
- tmpFile.close()
- if self.isWindows:
- message = message.replace("\r\n", "\n")
- submitTemplate = message[:message.index(separatorLine)]
- p4_write_pipe(['submit', '-i'], submitTemplate)
-
- if self.preserveUser:
- if p4User:
- # Get last changelist number. Cannot easily get it from
- # the submit command output as the output is
- # unmarshalled.
- changelist = self.lastP4Changelist()
- self.modifyChangelistUser(changelist, p4User)
-
- # The rename/copy happened by applying a patch that created a
- # new file. This leaves it writable, which confuses p4.
- for f in pureRenameCopy:
- p4_sync(f, "-f")
+ submitted = False
- else:
+ try:
+ if self.edit_template(fileName):
+ # read the edited message and submit
+ tmpFile = open(fileName, "rb")
+ message = tmpFile.read()
+ tmpFile.close()
+ if self.isWindows:
+ message = message.replace("\r\n", "\n")
+ submitTemplate = message[:message.index(separatorLine)]
+ p4_write_pipe(['submit', '-i'], submitTemplate)
+
+ if self.preserveUser:
+ if p4User:
+ # Get last changelist number. Cannot easily get it from
+ # the submit command output as the output is
+ # unmarshalled.
+ changelist = self.lastP4Changelist()
+ self.modifyChangelistUser(changelist, p4User)
+
+ # The rename/copy happened by applying a patch that created a
+ # new file. This leaves it writable, which confuses p4.
+ for f in pureRenameCopy:
+ p4_sync(f, "-f")
+ submitted = True
+
+ finally:
# skip this patch
- ret = False
- print "Submission cancelled, undoing p4 changes."
- for f in editedFiles:
- p4_revert(f)
- for f in filesToAdd:
- p4_revert(f)
- os.remove(f)
- for f in filesToDelete:
- p4_revert(f)
+ if not submitted:
+ print "Submission cancelled, undoing p4 changes."
+ for f in editedFiles:
+ p4_revert(f)
+ for f in filesToAdd:
+ p4_revert(f)
+ os.remove(f)
+ for f in filesToDelete:
+ p4_revert(f)
os.remove(fileName)
- return ret
+ return submitted
# Export git tags as p4 labels. Create a p4 label and then tag
# with that.
@@ -1853,8 +1874,6 @@ class P4Submit(Command, P4UserMap):
def run(self, args):
if len(args) == 0:
self.master = currentGitBranch()
- if len(self.master) == 0 or not gitBranchExists("refs/heads/%s" % self.master):
- die("Detecting current git branch failed!")
elif len(args) == 1:
self.master = args[0]
if not branchExists(self.master):
@@ -1862,9 +1881,10 @@ class P4Submit(Command, P4UserMap):
else:
return False
- allowSubmit = gitConfig("git-p4.allowSubmit")
- if len(allowSubmit) > 0 and not self.master in allowSubmit.split(","):
- die("%s is not in git-p4.allowSubmit" % self.master)
+ if self.master:
+ allowSubmit = gitConfig("git-p4.allowSubmit")
+ if len(allowSubmit) > 0 and not self.master in allowSubmit.split(","):
+ die("%s is not in git-p4.allowSubmit" % self.master)
[upstream, settings] = findUpstreamBranchPoint()
self.depotPath = settings['depot-paths'][0]
@@ -1932,7 +1952,12 @@ class P4Submit(Command, P4UserMap):
self.check()
commits = []
- for line in read_pipe_lines(["git", "rev-list", "--no-merges", "%s..%s" % (self.origin, self.master)]):
+ if self.master:
+ commitish = self.master
+ else:
+ commitish = 'HEAD'
+
+ for line in read_pipe_lines(["git", "rev-list", "--no-merges", "%s..%s" % (self.origin, commitish)]):
commits.append(line.strip())
commits.reverse()
@@ -2541,12 +2566,6 @@ class P4Sync(Command, P4UserMap):
filesToDelete = []
for f in files:
- # if using a client spec, only add the files that have
- # a path in the client
- if self.clientSpecDirs:
- if self.clientSpecDirs.map_in_client(f['path']) == "":
- continue
-
filesForCommit.append(f)
if f['action'] in self.delete_actions:
filesToDelete.append(f)
@@ -2617,25 +2636,41 @@ class P4Sync(Command, P4UserMap):
gitStream.write(description)
gitStream.write("\n")
+ def inClientSpec(self, path):
+ if not self.clientSpecDirs:
+ return True
+ inClientSpec = self.clientSpecDirs.map_in_client(path)
+ if not inClientSpec and self.verbose:
+ print('Ignoring file outside of client spec: {0}'.format(path))
+ return inClientSpec
+
+ def hasBranchPrefix(self, path):
+ if not self.branchPrefixes:
+ return True
+ hasPrefix = [p for p in self.branchPrefixes
+ if p4PathStartsWith(path, p)]
+ if hasPrefix and self.verbose:
+ print('Ignoring file outside of prefix: {0}'.format(path))
+ return hasPrefix
+
def commit(self, details, files, branch, parent = ""):
epoch = details["time"]
author = details["user"]
if self.verbose:
- print "commit into %s" % branch
-
- # start with reading files; if that fails, we should not
- # create a commit.
- new_files = []
- for f in files:
- if [p for p in self.branchPrefixes if p4PathStartsWith(f['path'], p)]:
- new_files.append (f)
- else:
- sys.stderr.write("Ignoring file outside of prefix: %s\n" % f['path'])
+ print('commit into {0}'.format(branch))
if self.clientSpecDirs:
self.clientSpecDirs.update_client_spec_path_cache(files)
+ files = [f for f in files
+ if self.inClientSpec(f['path']) and self.hasBranchPrefix(f['path'])]
+
+ if not files and not gitConfigBool('git-p4.keepEmptyCommits'):
+ print('Ignoring revision {0} as it would produce an empty commit.'
+ .format(details['change']))
+ return
+
self.gitStream.write("commit %s\n" % branch)
self.gitStream.write("mark :%s\n" % details["change"])
self.committedChanges.add(int(details["change"]))
@@ -2659,7 +2694,7 @@ class P4Sync(Command, P4UserMap):
print "parent %s" % parent
self.gitStream.write("from %s\n" % parent)
- self.streamP4Files(new_files)
+ self.streamP4Files(files)
self.gitStream.write("\n")
change = int(details["change"])