diff options
| -rwxr-xr-x | contrib/fast-import/p4-fast-export.py | 135 |
1 files changed, 98 insertions, 37 deletions
diff --git a/contrib/fast-import/p4-fast-export.py b/contrib/fast-import/p4-fast-export.py index 65b7fca4b6..d0832e8c3d 100755 --- a/contrib/fast-import/p4-fast-export.py +++ b/contrib/fast-import/p4-fast-export.py @@ -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 + "/" - - 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"]): + try: + files = extractFilesFromCommit(description) + if detectBranches: + for branch in branchesForCommit(files): + knownBranches.add(branch) + branchPrefix = globalPrefix + branch + "/" + + filesForCommit = extractFilesInCommitToBranch(files, branchPrefix) + + 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 "" |