patch, 4 partsremote-helpers: general fixes

diff --git a/contrib/remote-helpers/git-remote-hg b/contrib/remote-helpers/git-remote-hg
index 07754bd..62c39db 100755
--- a/contrib/remote-helpers/git-remote-hg
+++ b/contrib/remote-helpers/git-remote-hg
@@ -565,7 +565,7 @@ def parse_commit(parser):
 
     for line in parser:
         if parser.check('M'):
-            t, m, mark_ref, path = line.split(' ')
+            t, m, mark_ref, path = line.split(' ', 3)
             mark = int(mark_ref[1:])
             f = { 'mode' : hgmode(m), 'data' : blob_marks[mark] }
         elif parser.check('D'):

diff --git a/contrib/remote-helpers/git-remote-hg b/contrib/remote-helpers/git-remote-hg
index 62c39db..016cdad 100755
--- a/contrib/remote-helpers/git-remote-hg
+++ b/contrib/remote-helpers/git-remote-hg
@@ -56,6 +56,12 @@ def hgmode(mode):
     m = { '0100755': 'x', '0120000': 'l' }
     return m.get(mode, '')
 
+def get_config(config):
+    cmd = ['git', 'config', '--get', config]
+    process = subprocess.Popen(cmd, stdout=subprocess.PIPE)
+    output, _ = process.communicate()
+    return output
+
 class Marks:
 
     def __init__(self, path):
@@ -727,12 +733,10 @@ def main(args):
     hg_git_compat = False
     track_branches = True
     try:
-        cmd = ['git', 'config', '--get', 'remote-hg.hg-git-compat']
-        if subprocess.check_output(cmd) == 'true\n':
+        if get_config('remote-hg.hg-git-compat') == 'true\n':
             hg_git_compat = True
             track_branches = False
-        cmd = ['git', 'config', '--get', 'remote-hg.track-branches']
-        if subprocess.check_output(cmd) == 'false\n':
+        if get_config('remote-hg.track-branches') == 'false\n':
             track_branches = False
     except subprocess.CalledProcessError:
         pass

diff --git a/contrib/remote-helpers/git-remote-bzr b/contrib/remote-helpers/git-remote-bzr
index f8919f4..6cdfac6 100755
--- a/contrib/remote-helpers/git-remote-bzr
+++ b/contrib/remote-helpers/git-remote-bzr
@@ -17,7 +17,8 @@
 import sys
 
 import bzrlib
-bzrlib.initialize()
+if hasattr(bzrlib, "initialize"):
+    bzrlib.initialize()
 
 import bzrlib.plugin
 bzrlib.plugin.load_plugins()
@@ -553,7 +554,7 @@ def parse_commit(parser):
 
     repo.lock_write()
     try:
-        builder = repo.get_commit_builder(parents, None, date, tz, committer, props, revid, False)
+        builder = repo.get_commit_builder(parents, None, date, tz, committer, props, revid)
         try:
             list(builder.record_iter_changes(mtree, mtree.last_revision(), changes))
             builder.finish_inventory()
@@ -612,7 +613,10 @@ def do_export(parser):
         if ref == 'refs/heads/master':
             repo.generate_revision_history(revid, marks.get_tip('master'))
             revno, revid = repo.last_revision_info()
-            peer.import_last_revision_info_and_tags(repo, revno, revid)
+            if hasattr(peer, "import_last_revision_info_and_tags"):
+                peer.import_last_revision_info_and_tags(repo, revno, revid)
+            else:
+                peer.import_last_revision_info(repo.repository, revno, revid)
             wt = peer.bzrdir.open_workingtree()
             wt.update()
         print "ok %s" % ref
@@ -646,12 +650,12 @@ def get_repo(url, alias):
     global dirname, peer
 
     clone_path = os.path.join(dirname, 'clone')
-    origin = bzrlib.controldir.ControlDir.open(url)
+    origin = bzrlib.bzrdir.BzrDir.open(url)
     remote_branch = origin.open_branch()
 
     if os.path.exists(clone_path):
         # pull
-        d = bzrlib.controldir.ControlDir.open(clone_path)
+        d = bzrlib.bzrdir.BzrDir.open(clone_path)
         branch = d.open_branch()
         result = branch.pull(remote_branch, [], None, False)
     else:

diff --git a/contrib/remote-helpers/git-remote-bzr b/contrib/remote-helpers/git-remote-bzr
index 6cdfac6..c5822e4 100755
--- a/contrib/remote-helpers/git-remote-bzr
+++ b/contrib/remote-helpers/git-remote-bzr
@@ -24,6 +24,7 @@ import bzrlib.plugin
 bzrlib.plugin.load_plugins()
 
 import bzrlib.generate_ids
+import bzrlib.transport
 
 import sys
 import os
@@ -613,11 +614,14 @@ def do_export(parser):
         if ref == 'refs/heads/master':
             repo.generate_revision_history(revid, marks.get_tip('master'))
             revno, revid = repo.last_revision_info()
-            if hasattr(peer, "import_last_revision_info_and_tags"):
-                peer.import_last_revision_info_and_tags(repo, revno, revid)
+            if peer:
+                if hasattr(peer, "import_last_revision_info_and_tags"):
+                    peer.import_last_revision_info_and_tags(repo, revno, revid)
+                else:
+                    peer.import_last_revision_info(repo.repository, revno, revid)
+                wt = peer.bzrdir.open_workingtree()
             else:
-                peer.import_last_revision_info(repo.repository, revno, revid)
-            wt = peer.bzrdir.open_workingtree()
+                wt = repo.bzrdir.open_workingtree()
             wt.update()
         print "ok %s" % ref
     print
@@ -649,24 +653,28 @@ def do_list(parser):
 def get_repo(url, alias):
     global dirname, peer
 
-    clone_path = os.path.join(dirname, 'clone')
     origin = bzrlib.bzrdir.BzrDir.open(url)
-    remote_branch = origin.open_branch()
-
-    if os.path.exists(clone_path):
-        # pull
-        d = bzrlib.bzrdir.BzrDir.open(clone_path)
-        branch = d.open_branch()
-        result = branch.pull(remote_branch, [], None, False)
+    branch = origin.open_branch()
+
+    if not isinstance(origin.transport, bzrlib.transport.local.LocalTransport):
+        clone_path = os.path.join(dirname, 'clone')
+        remote_branch = branch
+        if os.path.exists(clone_path):
+            # pull
+            d = bzrlib.bzrdir.BzrDir.open(clone_path)
+            branch = d.open_branch()
+            result = branch.pull(remote_branch, [], None, False)
+        else:
+            # clone
+            d = origin.sprout(clone_path, None,
+                    hardlink=True, create_tree_if_local=False,
+                    source_branch=remote_branch)
+            branch = d.open_branch()
+            branch.bind(remote_branch)
+
+        peer = remote_branch
     else:
-        # clone
-        d = origin.sprout(clone_path, None,
-                hardlink=True, create_tree_if_local=False,
-                source_branch=remote_branch)
-        branch = d.open_branch()
-        branch.bind(remote_branch)
-
-    peer = remote_branch
+        peer = None
 
     return branch