Sync with maint

diff --git a/contrib/remote-helpers/git-remote-hg b/contrib/remote-helpers/git-remote-hg
index 6f4afd729c9410950abad08b4937acfa0a1b9f78..06920f28f210318bb790db217ac231fcc6ae26d8 100755 (executable)
--- a/contrib/remote-helpers/git-remote-hg
+++ b/contrib/remote-helpers/git-remote-hg
@@ -12,7 +12,7 @@
 # For remote repositories a local clone is stored in
 # "$GIT_DIR/hg/origin/clone/.hg/".
 
-from mercurial import hg, ui, bookmarks, context, util, encoding, node, error, extensions
+from mercurial import hg, ui, bookmarks, context, encoding, node, error, extensions
 
 import re
 import sys
@@ -22,7 +22,7 @@ import shutil
 import subprocess
 import urllib
 import atexit
-import urlparse
+import urlparse, hashlib
 
 #
 # If you want to switch to hg-git compatibility mode:
@@ -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
@@ -218,20 +222,38 @@ 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()
     added = set()
     removed = set()
 
-    cur = ctx.manifest()
+    # load earliest manifest first for caching reasons
     prev = repo[parent].manifest().copy()
+    cur = ctx.manifest()
 
     for fn in cur:
         if fn in prev:
@@ -351,10 +373,6 @@ def export_ref(repo, name, kind, head):
     ename = '%s/%s' % (kind, name)
     tip = marks.get_tip(ename)
 
-    # mercurial takes too much time checking this
-    if tip and tip == head.rev():
-        # nothing to do
-        return
     revs = xrange(tip, head.rev() + 1)
     count = 0
 
@@ -412,6 +430,8 @@ 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)
@@ -424,8 +444,8 @@ 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
@@ -628,6 +648,10 @@ def parse_commit(parser):
         if parser.check('merge'):
             die('octopus merges are not supported yet')
 
+    # fast-export adds an extra newline
+    if data[-1] == '\n':
+        data = data[:-1]
+
     files = {}
 
     for line in parser:
@@ -877,6 +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]
@@ -908,7 +933,7 @@ def main(args):
 
     if alias[4:] == url:
         is_tmp = True
-        alias = util.sha1(alias).hexdigest()
+        alias = hashlib.sha1(alias).hexdigest()
     else:
         is_tmp = False
 
@@ -920,6 +945,7 @@ def main(args):
     parsed_refs = {}
     marks = None
     parsed_tags = {}
+    filenodes = {}
 
     repo = get_repo(url, alias)
     prefix = 'refs/hg/%s' % alias