1 #!/usr/bin/env python 2 # Copyright 2013 The Chromium Authors. All rights reserved. 3 # Use of this source code is governed by a BSD-style license that can be 4 # found in the LICENSE file. 5 6 """ 7 mass-rename: update source files (gyp lists, #includes) to reflect 8 a rename. Expects "git diff --cached -M" to list a bunch of renames. 9 10 To use: 11 1) git mv foo1 bar1; git mv foo2 bar2; etc. 12 2) *without committing*, ./tools/git/mass-rename.py 13 3) look at git diff (without --cached) to see what the damage is 14 """ 15 16 17 import os 18 import subprocess 19 import sys 20 21 22 BASE_DIR = os.path.abspath(os.path.dirname(__file__)) 23 24 25 def main(): 26 popen = subprocess.Popen('git diff --cached --raw -M', 27 shell=True, stdout=subprocess.PIPE) 28 out, _ = popen.communicate() 29 if popen.returncode != 0: 30 return 1 31 for line in out.splitlines(): 32 parts = line.split('\t') 33 if len(parts) != 3: 34 print 'Skipping: %s -- not a rename?' % parts 35 continue 36 attrs, fro, to = parts 37 if attrs.split()[4].startswith('R'): 38 subprocess.check_call([ 39 sys.executable, 40 os.path.join(BASE_DIR, 'move_source_file.py'), 41 '--already_moved', 42 '--no_error_for_non_source_file', 43 fro, to]) 44 else: 45 print 'Skipping: %s -- not a rename?' % fro 46 return 0 47 48 49 if __name__ == '__main__': 50 sys.exit(main()) 51