chrome/test/nacl_test_injection/find_chrome.py

   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 """A script to find a recently-built Chrome, in the likely places.
   7 This script is used for automated testing, don't trust it for anything more
   8 than that!"""
   9
  10
  11 import optparse
  12 import os
  13 import sys
  14
  15
  16 def FindChrome(src_dir, configs, verbose=False):
  17   # List of places that chrome could live.
  18   # In theory we should be more careful about what platform we're actually
  19   # building for.
  20   # As currently constructed, this will also hork people who have debug and
  21   # release builds sitting side by side who build locally.
  22   chrome_locations = []
  23
  24   for config in configs:
  25     chrome_locations.extend([
  26         'build/%s/chrome.exe' % config,
  27         'chrome/%s/chrome.exe' % config,
  28         # Windows Chromium ninja builder
  29         'out/%s/chrome.exe' % config,
  30         # Linux
  31         'out/%s/chrome' % config,
  32         # Mac Chromium ninja builder
  33         'out/%s/Chromium.app/Contents/MacOS/Chromium' % config,
  34         # Mac release ninja builder
  35         'out/%s/Google Chrome.app/Contents/MacOS/Google Chrome' % config,
  36         # Mac Chromium xcode builder
  37         'xcodebuild/%s/Chromium.app/Contents/MacOS/Chromium' % config,
  38         # Mac release xcode builder
  39         'xcodebuild/%s/Google Chrome.app/Contents/MacOS/Google Chrome' % config,
  40     ])
  41
  42   # Pick the one with the newest timestamp.
  43   latest_mtime = 0
  44   latest_path = None
  45   for chrome in chrome_locations:
  46     chrome_filename = os.path.join(src_dir, chrome)
  47     if verbose:
  48       print 'Looking for %r...' % chrome_filename,
  49     if os.path.exists(chrome_filename):
  50       if verbose:
  51         print 'YES.'
  52       mtime = os.path.getmtime(chrome_filename)
  53       if mtime > latest_mtime:
  54         latest_mtime = mtime
  55         latest_path = chrome_filename
  56     else:
  57       if verbose:
  58         print 'NO.'
  59   if latest_path is not None:
  60     if verbose:
  61       print 'Most recent is %r.' % latest_path
  62     return latest_path
  63   return None
  64
  65
  66 def main(args):
  67   usage = 'Usage: %prog [options] <src dir>'
  68   description = __doc__
  69   parser = optparse.OptionParser(usage, description=description)
  70   parser.add_option('-c', '--config',
  71                     action='append',
  72                     help='Which configuration of Chrome to look for. '
  73                          'One of [Debug, Release]. The default is to try both. '
  74                          'You can specify this multiple times.')
  75   parser.add_option('-v', '--verbose', action='store_true',
  76                     help='Verbose output')
  77
  78   options, args = parser.parse_args(args[1:])
  79
  80   if not len(args):
  81     parser.error('Expected source directory as first argument.')
  82
  83   if not options.config:
  84     options.config = ['Debug', 'Release']
  85
  86   invalid_configs = set(options.config) - set(['Debug', 'Release'])
  87   if invalid_configs:
  88     parser.error('Expected config to be one of [Debug, Release]. '
  89                  'Got the following invalid configs: %s. ' %
  90                  ', '.invalid_configs)
  91
  92   src_dir = args[0]
  93   chrome_path = FindChrome(src_dir, options.config, options.verbose)
  94   if not chrome_path:
  95     sys.stderr.write('Error: Cannot find Chrome. '
  96                      'Run again with -v to see where was searched.\n')
  97     return 1
  98
  99   print chrome_path
 100   return 0
 101
 102
 103 if __name__ == '__main__':
 104   sys.exit(main(sys.argv))