Add storyboard support.

pylib/gyp/mac_tool.py

 #!/usr/bin/env python
 # Copyright (c) 2012 Google Inc. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """Utility functions to perform Xcode-style build steps.
 
 These functions are executed via gyp-mac-tool when using the Makefile generator.
 """
 
@@ skipping 35 matching lines @@
     """Copies a resource file to the bundle/Resources directory, performing any
     necessary compilation on each resource."""
     extension = os.path.splitext(source)[1].lower()
     if os.path.isdir(source):
       # Copy tree.
       if os.path.exists(dest):
         shutil.rmtree(dest)
       shutil.copytree(source, dest)
     elif extension == '.xib':
       return self._CopyXIBFile(source, dest)
+    elif extension == '.storyboard':
+      return self._CopyXIBFile(source, dest)
     elif extension == '.strings':
       self._CopyStringsFile(source, dest)
     else:
       shutil.copyfile(source, dest)
 
   def _CopyXIBFile(self, source, dest):
     """Compiles a XIB file with ibtool into a binary plist in the bundle."""
+
+    # ibtool sometimes crashes with relative paths. See crbug.com/314728.
+    base = os.path.dirname(os.path.realpath(__file__))
+    if os.path.relpath(source):
+      source = os.path.join(base, source)
+    if os.path.relpath(dest):
+      dest = os.path.join(base, dest)
+
     args = ['xcrun', 'ibtool', '--errors', '--warnings', '--notices',
         '--output-format', 'human-readable-text', '--compile', dest, source]
     ibtool_section_re = re.compile(r'/\*.*\*/')
     ibtool_re = re.compile(r'.*note:.*is clipping its content')
     ibtoolout = subprocess.Popen(args, stdout=subprocess.PIPE)
     current_section_header = None
     for line in ibtoolout.stdout:
       if ibtool_section_re.match(line):
         current_section_header = line
       elif not ibtool_re.match(line):
@@ skipping 169 matching lines @@
   def _Relink(self, dest, link):
     """Creates a symlink to |dest| named |link|. If |link| already exists,
     it is overwritten."""
     if os.path.lexists(link):
       os.remove(link)
     os.symlink(dest, link)
 
 
 if __name__ == '__main__':
   sys.exit(main(sys.argv[1:]))