Copy locales in Cocoa format

atom.gyp

@@ -432,7 +432,6 @@
           'mac_bundle': 1,
           'mac_bundle_resources': [
             'atom/common/resources/mac/MainMenu.xib',
-            '<(libchromiumcontent_dir)/locales',
             '<(libchromiumcontent_dir)/content_shell.pak',
             '<(libchromiumcontent_dir)/icudtl.dat',
             '<(libchromiumcontent_dir)/natives_blob.bin',
@@ -501,6 +500,16 @@
                 'Libraries',
               ],
             },
+            {
+              'postbuild_name': 'Copy locales',
+              'action': [
+                'tools/mac/copy-locales.py',
+                '-d',
+                '<(libchromiumcontent_dir)/locales',
+                '${BUILT_PRODUCTS_DIR}/<(product_name) Framework.framework/Resources',
+                '<@(locales)',
+              ],
+            },
           ],
           'conditions': [
             ['mas_build==0', {

tools/mac/copy-locales.py

@@ -0,0 +1,56 @@
+#!/usr/bin/env python
+# Copyright (c) 2013 GitHub, Inc.
+# Use of this source code is governed by the MIT license that can be
+# found in the LICENSE file.
+
+import errno
+import optparse
+import os
+import shutil
+import sys
+
+def main(argv):
+  parser = optparse.OptionParser()
+  usage = 'usage: %s [options ...] src dest locale_list'
+  parser.set_usage(usage.replace('%s', '%prog'))
+  parser.add_option('-d', dest='dash_to_underscore', action="store_true",
+                    default=False,
+                    help='map "en-US" to "en" and "-" to "_" in locales')
+
+  (options, arglist) = parser.parse_args(argv)
+
+  if len(arglist) < 4:
+    print 'ERROR: need src, dest and list of locales'
+    return 1
+
+  src = arglist[1]
+  dest = arglist[2]
+  locales = arglist[3:]
+
+  for locale in locales:
+    # For Cocoa to find the locale at runtime, it needs to use '_' instead
+    # of '-' (http://crbug.com/20441).  Also, 'en-US' should be represented
+    # simply as 'en' (http://crbug.com/19165, http://crbug.com/25578).
+    dirname = locale
+    if options.dash_to_underscore:
+      if locale == 'en-US':
+        dirname = 'en'
+      else:
+        dirname = locale.replace('-', '_')
+
+    dirname = os.path.join(dest, dirname + '.lproj')
+    safe_mkdir(dirname)
+    shutil.copy2(os.path.join(src, locale + '.pak'),
+                 os.path.join(dirname, 'locale.pak'))
+
+
+def safe_mkdir(path):
+  try:
+    os.makedirs(path)
+  except OSError as e:
+    if e.errno != errno.EEXIST:
+      raise
+
+
+if __name__ == '__main__':
+  sys.exit(main(sys.argv))