git-sync-deps - handle symbolic links to directories

tools/git-sync-deps

 #!/usr/bin/python
 # Copyright 2014 Google Inc.
 #
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 
 """Parse a DEPS file and git checkout all of the dependencies.
 
 Args:
@@ skipping 58 matching lines @@
 
   Args:
     git (string) the git executable
 
     directory (string) the path into which the repository
               is expected to be checked out.
   """
   try:
     toplevel = subprocess.check_output(
       [git, 'rev-parse', '--show-toplevel'], cwd=directory).strip()
-    return os.path.abspath(directory) == os.path.abspath(toplevel)
+    return os.path.realpath(directory) == os.path.realpath(toplevel)
   except subprocess.CalledProcessError:
     return False
 
 
 def git_checkout_to_directory(git, repo, checkoutable, directory, verbose):
   """Checkout (and clone if needed) a Git repository.
 
   Args:
     git (string) the git executable
 
@@ skipping 106 matching lines @@
   try:
     git_sync_deps(deps_file_path, argv, verbose)
     return 0
   except DepsError:
     usage(deps_file_path)
     return 1
 
 
 if __name__ == '__main__':
   exit(main(sys.argv[1:]))