Fix a bug in gclient recurse for git-svn users. Make gclient_utils.CheckCall more versatile.

trychange.py

 #!/usr/bin/python
 # Copyright (c) 2009 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 """Client-side script to send a try job to the try server. It communicates to
 the try server by either writting to a svn repository or by directly connecting
 to the server by HTTP.
 """
 
 import datetime
@@ skipping 418 matching lines @@
   __pychecker__ = 'no-returnvalues'
   real_path = path.split('@')[0]
   logging.info("GuessVCS(%s)" % path)
   # Subversion has a .svn in all working directories.
   if os.path.isdir(os.path.join(real_path, '.svn')):
     return SVN(options, path)
 
   # Git has a command to test if you're in a git tree.
   # Try running it, but don't die if we don't have git installed.
   try:
-    gclient_utils.CheckCall(["git", "rev-parse", "--is-inside-work-tree"],
-                            real_path)
+    gclient_utils.CheckCall(['git', 'rev-parse', '--is-inside-work-tree'],
+                            cwd=real_path)
     return GIT(options, path)
   except gclient_utils.CheckCallError, e:
     if e.returncode != errno.ENOENT and e.returncode != 128:
       # ENOENT == 2 = they don't have git installed.
       # 128 = git error code when not in a repo.
       logging.warn('Unexpected error code: %s' % e.returncode)
       raise
   raise NoTryServerAccess("Could not guess version control system. "
                           "Are you in a working copy directory?")
 
@@ skipping 294 matching lines @@
   except (InvalidScript, NoTryServerAccess), e:
     if swallow_exception:
       return 1
     print e
     return 1
   return 0
 
 
 if __name__ == "__main__":
   sys.exit(TryChange(None, [], False))