build/shim_headers.gypi

   1 # Copyright (c) 2012 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 # This file is meant to be included into a target to handle shim headers
   6 # in a consistent manner. To use this the following variables need to be
   7 # defined:
   8 #   headers_root_path: string: path to directory containing headers
   9 #   header_filenames: list: list of header file names
  10
  11 {
  12   'variables': {
  13     'shim_headers_path': '<(SHARED_INTERMEDIATE_DIR)/shim_headers/<(_target_name)/<(_toolset)',
  14     'shim_generator_additional_args%': [],
  15   },
  16   'include_dirs++': [
  17     '<(shim_headers_path)',
  18   ],
  19   'all_dependent_settings': {
  20     # Repeating this with different numbers of plusses is unfortunately required
  21     # to make sure that even if this include is inside nested conditions/etc, it
  22     # still gets inserted at the beginning of the include_dirs list. See
  23     # http://crbug.com/263818 for details.
  24     'include_dirs+++': [
  25       '<(shim_headers_path)',
  26     ],
  27     'include_dirs++++': [
  28       '<(shim_headers_path)',
  29     ],
  30     'include_dirs+++++': [
  31       '<(shim_headers_path)',
  32     ],
  33   },
  34   'actions': [
  35     {
  36       'variables': {
  37         'generator_path': '<(DEPTH)/tools/generate_shim_headers/generate_shim_headers.py',
  38         'generator_args': [
  39           '--headers-root', '<(headers_root_path)',
  40           '--output-directory', '<(shim_headers_path)',
  41           '<@(shim_generator_additional_args)',
  42           '<@(header_filenames)',
  43         ],
  44       },
  45       'action_name': 'generate_<(_target_name)_shim_headers',
  46       'inputs': [
  47         '<(generator_path)',
  48       ],
  49       'outputs': [
  50         '<!@pymod_do_main(generate_shim_headers <@(generator_args) --outputs)',
  51       ],
  52       'action': ['python',
  53                  '<(generator_path)',
  54                  '<@(generator_args)',
  55                  '--generate',
  56       ],
  57       'message': 'Generating <(_target_name) shim headers',
  58     },
  59   ],
  60 }