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More work on branch detection by implementing changeIsBranchMerge().

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Signed-off-by: Simon Hausmann <hausmann@kde.org>
This commit is contained in:
Simon Hausmann 2007-03-10 17:46:49 +01:00
parent 85a8f1ac3b
commit 43cc31e8a2
1 changed files with 96 additions and 35 deletions
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131
contrib/fast-import/p4-fast-export.py
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@ -284,7 +284,7 @@ def findBranchParent(branchPrefix, files):
return ""
def commit(details, files, branch, branchPrefix, parent):
def commit(details, files, branch, branchPrefix, parent, merged = ""):
global users
global lastChange
global committedChanges
@ -293,7 +293,7 @@ def commit(details, files, branch, branchPrefix, parent):
author = details["user"]
gitStream.write("commit %s\n" % branch)
gitStream.write("mark :%s\n" % details["change"])
# gitStream.write("mark :%s\n" % details["change"])
committedChanges.add(int(details["change"]))
committer = ""
if author in users:
@ -311,6 +311,9 @@ def commit(details, files, branch, branchPrefix, parent):
if len(parent) > 0:
gitStream.write("from %s\n" % parent)
if len(merged) > 0:
gitStream.write("merge %s\n" % merged)
for file in files:
path = file["path"]
if not path.startswith(branchPrefix):
@ -399,7 +402,62 @@ def findBranchSourceHeuristic(files, branch, branchPrefix):
return ""
def changeIsBranchMerge(sourceBranch, destinationBranch, change):
return False
sourceFiles = {}
for file in p4CmdList("files %s...@%s" % (globalPrefix + sourceBranch + "/", change)):
if file["action"] == "delete":
continue
sourceFiles[file["depotFile"]] = file
destinationFiles = {}
for file in p4CmdList("files %s...@%s" % (globalPrefix + destinationBranch + "/", change)):
destinationFiles[file["depotFile"]] = file
for fileName in sourceFiles.keys():
integrations = []
deleted = False
for integration in p4CmdList("integrated \"%s\"" % fileName):
toFile = integration["fromFile"] # yes, it's true, it's fromFile
if not toFile in destinationFiles:
continue
destFile = destinationFiles[toFile]
if destFile["action"] == "delete":
# print "file %s has been deleted in %s" % (fileName, toFile)
deleted = True
break
if int(integration["change"]) == change:
integrations.append(integration)
continue
destRev = int(destFile["rev"])
startRev = integration["startFromRev"][1:]
if startRev == "none":
startRev = 0
else:
startRev = int(startRev)
endRev = integration["endFromRev"][1:]
if endRev == "none":
endRev = 0
else:
endRev = int(endRev)
initialBranch = (destRev == 1 and integration["how"] != "branch into")
inRange = (destRev >= startRev and destRev <= endRev)
newer = (destRev > startRev and destRev > endRev)
if initialBranch or inRange or newer:
integrations.append(integration)
if deleted:
continue
if len(integrations) == 0:
print "file %s was not integrated from %s into %s" % (fileName, sourceBranch, destinationBranch)
return False
return True
def getUserMap():
users = {}
@ -502,42 +560,45 @@ else:
sys.stdout.flush()
cnt = cnt + 1
# try:
files = extractFilesFromCommit(description)
if detectBranches:
for branch in branchesForCommit(files):
knownBranches.add(branch)
branchPrefix = globalPrefix + branch + "/"
try:
files = extractFilesFromCommit(description)
if detectBranches:
for branch in branchesForCommit(files):
knownBranches.add(branch)
branchPrefix = globalPrefix + branch + "/"
filesForCommit = extractFilesInCommitToBranch(files, branchPrefix)
filesForCommit = extractFilesInCommitToBranch(files, branchPrefix)
parent = ""
########### remove cnt!!!
if branch not in createdBranches and cnt > 2:
createdBranches.add(branch)
parent = findBranchParent(branchPrefix, files)
if parent == branch:
parent = ""
# elif len(parent) > 0:
# print "%s branched off of %s" % (branch, parent)
if len(parent) == 0:
parent = findBranchSourceHeuristic(filesForCommit, branch, branchPrefix)
if len(parent) > 0:
print "change %s could be a merge from %s into %s" % (description["change"], parent, branch)
if not changeIsBranchMerge(parent, branch, description["change"]):
merged = ""
parent = ""
########### remove cnt!!!
if branch not in createdBranches and cnt > 2:
createdBranches.add(branch)
parent = findBranchParent(branchPrefix, files)
if parent == branch:
parent = ""
# elif len(parent) > 0:
# print "%s branched off of %s" % (branch, parent)
branch = "refs/heads/" + branch
if len(parent) > 0:
parent = "refs/heads/" + parent
commit(description, files, branch, branchPrefix, parent)
else:
commit(description, filesForCommit, branch, globalPrefix, initialParent)
initialParent = ""
# except:
# print gitError.read()
# sys.exit(1)
if len(parent) == 0:
merged = findBranchSourceHeuristic(filesForCommit, branch, branchPrefix)
if len(merged) > 0:
print "change %s could be a merge from %s into %s" % (description["change"], merged, branch)
if not changeIsBranchMerge(merged, branch, int(description["change"])):
merged = ""
branch = "refs/heads/" + branch
if len(parent) > 0:
parent = "refs/heads/" + parent
if len(merged) > 0:
merged = "refs/heads/" + merged
commit(description, files, branch, branchPrefix, parent, merged)
else:
commit(description, filesForCommit, branch, globalPrefix, initialParent)
initialParent = ""
except IOError:
print gitError.read()
sys.exit(1)
if not silent:
print ""