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author | Felipe Contreras <felipe.contreras@gmail.com> | 2013-04-22 16:55:23 -0500 |
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committer | Junio C Hamano <gitster@pobox.com> | 2013-04-22 15:33:32 -0700 |
commit | 97253a233226b577da7c030a1f5ffe7445a25bbe (patch) | |
tree | 06d621166fe16fe00e28727a61cd331b87cc8b9b /contrib/remote-helpers/git-remote-hg | |
parent | remote-hg: small performance improvement (diff) | |
download | tgif-97253a233226b577da7c030a1f5ffe7445a25bbe.tar.xz |
remote-hg: use marks instead of inlined files
So that we can find already exported ones. We can never be 100% sure
that we already exported such data, due to mercurial design, it at least
sometimes we should detect them, and so should give us some performance
boost.
Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'contrib/remote-helpers/git-remote-hg')
-rwxr-xr-x | contrib/remote-helpers/git-remote-hg | 41 |
1 files changed, 33 insertions, 8 deletions
diff --git a/contrib/remote-helpers/git-remote-hg b/contrib/remote-helpers/git-remote-hg index f80236be63..d0e552c0a2 100755 --- a/contrib/remote-helpers/git-remote-hg +++ b/contrib/remote-helpers/git-remote-hg @@ -126,6 +126,10 @@ class Marks: def to_rev(self, mark): return self.rev_marks[mark] + def next_mark(self): + self.last_mark += 1 + return self.last_mark + def get_mark(self, rev): self.last_mark += 1 self.marks[str(rev)] = self.last_mark @@ -218,12 +222,29 @@ def fix_file_path(path): return path return os.path.relpath(path, '/') -def export_file(fc): - d = fc.data() - path = fix_file_path(fc.path()) - print "M %s inline %s" % (gitmode(fc.flags()), path) - print "data %d" % len(d) - print d +def export_files(files): + global marks, filenodes + + final = [] + for f in files: + fid = node.hex(f.filenode()) + + if fid in filenodes: + mark = filenodes[fid] + else: + mark = marks.next_mark() + filenodes[fid] = mark + d = f.data() + + print "blob" + print "mark :%u" % mark + print "data %d" % len(d) + print d + + path = fix_file_path(f.path()) + final.append((gitmode(f.flags()), mark, path)) + + return final def get_filechanges(repo, ctx, parent): modified = set() @@ -413,6 +434,8 @@ def export_ref(repo, name, kind, head): if len(parents) == 0 and rev: print 'reset %s/%s' % (prefix, ename) + modified_final = export_files(c.filectx(f) for f in modified) + print "commit %s/%s" % (prefix, ename) print "mark :%d" % (marks.get_mark(rev)) print "author %s" % (author) @@ -425,8 +448,8 @@ def export_ref(repo, name, kind, head): if len(parents) > 1: print "merge :%s" % (rev_to_mark(parents[1])) - for f in modified: - export_file(c.filectx(f)) + for f in modified_final: + print "M %s :%u %s" % f for f in removed: print "D %s" % (fix_file_path(f)) print @@ -878,6 +901,7 @@ def main(args): global peer, mode, bad_mail, bad_name global track_branches, force_push, is_tmp global parsed_tags + global filenodes alias = args[1] url = args[2] @@ -921,6 +945,7 @@ def main(args): parsed_refs = {} marks = None parsed_tags = {} + filenodes = {} repo = get_repo(url, alias) prefix = 'refs/hg/%s' % alias |