build/linux/dump_app_syms.py

   1 # Copyright 2015 The Chromium Authors. All rights reserved.
   2 # Use of this source code is governed by a BSD-style license that can be
   3 # found in the LICENSE file.
   4
   5 # Helper script to run dump_syms on Chrome Linux executables and strip
   6 # them if needed.
   7
   8 import os
   9 import subprocess
  10 import sys
  11
  12 if len(sys.argv) != 5:
  13   print "dump_app_syms.py <dump_syms_exe> <strip_binary>"
  14   print "                 <binary_with_symbols> <symbols_output>"
  15   sys.exit(1)
  16
  17 dumpsyms = sys.argv[1]
  18 strip_binary = sys.argv[2]
  19 infile = sys.argv[3]
  20 outfile = sys.argv[4]
  21
  22 # Dump only when the output file is out-of-date.
  23 if not os.path.isfile(outfile) or \
  24    os.stat(outfile).st_mtime > os.stat(infile).st_mtime:
  25   with open(outfile, 'w') as outfileobj:
  26     subprocess.check_call([dumpsyms, '-r', infile], stdout=outfileobj)
  27
  28 if strip_binary != '0':
  29   subprocess.check_call(['strip', infile])