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1#!/usr/bin/env python
2#
3# Copyright 2014 The LibYuv Project Authors. All rights reserved.
4#
5# Use of this source code is governed by a BSD-style license
6# that can be found in the LICENSE file in the root of the source
7# tree. An additional intellectual property rights grant can be found
8# in the file PATENTS. All contributing project authors may
9# be found in the AUTHORS file in the root of the source tree.
10
11# This script is used to run GYP for libyuv. It contains selected parts of the
12# main function from the src/build/gyp_chromium file.
13
14import glob
15import os
16import shlex
17import sys
18
19checkout_root = os.path.dirname(os.path.realpath(__file__))
20
21sys.path.insert(0, os.path.join(checkout_root, 'build'))
22import gyp_chromium
23import gyp_helper
24import vs_toolchain
25
26sys.path.insert(0, os.path.join(checkout_root, 'tools', 'gyp', 'pylib'))
27import gyp
28
29def GetSupplementalFiles():
30  """Returns a list of the supplemental files that are included in all GYP
31  sources."""
32  # Can't use the one in gyp_chromium since the directory location of the root
33  # is different.
34  return glob.glob(os.path.join(checkout_root, '*', 'supplement.gypi'))
35
36
37if __name__ == '__main__':
38  args = sys.argv[1:]
39
40  if int(os.environ.get('GYP_CHROMIUM_NO_ACTION', 0)):
41    print 'Skipping gyp_libyuv due to GYP_CHROMIUM_NO_ACTION env var.'
42    sys.exit(0)
43
44  # This could give false positives since it doesn't actually do real option
45  # parsing.  Oh well.
46  gyp_file_specified = False
47  for arg in args:
48    if arg.endswith('.gyp'):
49      gyp_file_specified = True
50      break
51
52  # If we didn't get a file, assume 'all.gyp' in the root of the checkout.
53  if not gyp_file_specified:
54    # Because of a bug in gyp, simply adding the abspath to all.gyp doesn't
55    # work, but chdir'ing and adding the relative path does. Spooky :/
56    os.chdir(checkout_root)
57    args.append('all.gyp')
58
59  # There shouldn't be a circular dependency relationship between .gyp files,
60  args.append('--no-circular-check')
61
62  # Default to ninja unless GYP_GENERATORS is set.
63  if not os.environ.get('GYP_GENERATORS'):
64    os.environ['GYP_GENERATORS'] = 'ninja'
65
66  vs2013_runtime_dll_dirs = None
67  if int(os.environ.get('DEPOT_TOOLS_WIN_TOOLCHAIN', '1')):
68    vs2013_runtime_dll_dirs = vs_toolchain.SetEnvironmentAndGetRuntimeDllDirs()
69
70  # Enforce gyp syntax checking. This adds about 20% execution time.
71  args.append('--check')
72
73  supplemental_includes = gyp_chromium.GetSupplementalFiles()
74  gyp_vars_dict = gyp_chromium.GetGypVars(supplemental_includes)
75
76  # Automatically turn on crosscompile support for platforms that need it.
77  if all(('ninja' in os.environ.get('GYP_GENERATORS', ''),
78          gyp_vars_dict.get('OS') in ['android', 'ios'],
79          'GYP_CROSSCOMPILE' not in os.environ)):
80    os.environ['GYP_CROSSCOMPILE'] = '1'
81
82  args.extend(['-I' + i for i in
83               gyp_chromium.additional_include_files(supplemental_includes,
84                                                     args)])
85
86  # Set the gyp depth variable to the root of the checkout.
87  args.append('--depth=' + os.path.relpath(checkout_root))
88
89  print 'Updating projects from gyp files...'
90  sys.stdout.flush()
91
92  # Off we go...
93  gyp_rc = gyp.main(args)
94
95  if vs2013_runtime_dll_dirs:
96    x64_runtime, x86_runtime = vs2013_runtime_dll_dirs
97    vs_toolchain.CopyVsRuntimeDlls(
98        os.path.join(checkout_root, gyp_chromium.GetOutputDirectory()),
99        (x86_runtime, x64_runtime))
100
101  sys.exit(gyp_rc)
102