forked from crosswalk-project/crosswalk
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gyp_xwalk
executable file
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/
gyp_xwalk
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#!/usr/bin/env python
# Copyright (c) 2012 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
# This script is wrapper for Crosswalk that adds some support for how GYP
# is invoked by Chromium beyond what can be done in the gclient hooks.
import glob
import os
import shlex
import subprocess
import sys
xwalk_dir = os.path.dirname(os.path.realpath(__file__))
chrome_src = os.path.abspath(os.path.join(xwalk_dir, os.pardir))
sys.path.insert(0, os.path.join(chrome_src, 'tools', 'gyp', 'pylib'))
import gyp
sys.path.insert(0, os.path.join(chrome_src, 'build'))
import gyp_helper
# Add paths so that pymod_do_main(...) can import files.
sys.path.insert(1, os.path.join(chrome_src, 'tools', 'generate_shim_headers'))
sys.path.insert(1, os.path.join(chrome_src, 'tools', 'grit'))
sys.path.insert(1, os.path.join(chrome_src, 'chrome', 'tools', 'build'))
sys.path.insert(1, os.path.join(chrome_src, 'native_client', 'build'))
sys.path.insert(1, os.path.join(chrome_src, 'third_party', 'WebKit',
'Source', 'core', 'scripts'))
# TODO(adamk): Remove this line once core.gyp is no longer a directory
sys.path.insert(1, os.path.join(chrome_src, 'third_party', 'WebKit',
'Source', 'core', 'core.gyp', 'scripts'))
# On Windows, Psyco shortens warm runs of build/gyp_chromium by about
# 20 seconds on a z600 machine with 12 GB of RAM, from 90 down to 70
# seconds. Conversely, memory usage of build/gyp_chromium with Psyco
# maxes out at about 158 MB vs. 132 MB without it.
#
# Psyco uses native libraries, so we need to load a different
# installation depending on which OS we are running under. It has not
# been tested whether using Psyco on our Mac and Linux builds is worth
# it (the GYP running time is a lot shorter, so the JIT startup cost
# may not be worth it).
if sys.platform == 'win32':
try:
sys.path.insert(0, os.path.join(chrome_src, 'third_party', 'psyco_win32'))
import psyco
except:
psyco = None
else:
psyco = None
def additional_include_files(args=[]):
"""
Returns a list of additional (.gypi) files to include, without
duplicating ones that are already specified on the command line.
"""
# Determine the include files specified on the command line.
# This doesn't cover all the different option formats you can use,
# but it's mainly intended to avoid duplicating flags on the automatic
# makefile regeneration which only uses this format.
specified_includes = set()
for arg in args:
if arg.startswith('-I') and len(arg) > 2:
specified_includes.add(os.path.realpath(arg[2:]))
result = []
def AddInclude(path):
if os.path.realpath(path) not in specified_includes:
result.append(path)
# Include xwalk common.gypi to effect chromium source tree.
AddInclude(os.path.join(xwalk_dir, 'build', 'common.gypi'))
# Always include common.gypi.
AddInclude(os.path.join(chrome_src, 'build', 'common.gypi'))
# Optionally add supplemental .gypi files if present.
supplements = glob.glob(os.path.join(chrome_src, '*', 'supplement.gypi'))
for supplement in supplements:
AddInclude(supplement)
return result
if __name__ == '__main__':
args = sys.argv[1:]
# Support external media types capability such as MP4/MP3.
args = list(set(args))
delist = []
ip_media_codecs = False # Default: no third-party codecs be build in.
for arg in args:
if arg.startswith('-Dproprietary_codecs') or arg.startswith('-Dffmpeg_branding'):
continue
elif arg == '-Dmediacodecs_EULA=1':
ip_media_codecs = True # Exception: mediacodecs_EULA be enabled.
else:
delist.append(arg)
args = delist
args.append('-Dproprietary_codecs=1')
# Triggering media playback dynamically with third-party codecs by owner.
if ip_media_codecs == True:
args.append('-Dffmpeg_branding=Chrome')
# Use the Psyco JIT if available.
if psyco:
psyco.profile()
print "Enabled Psyco JIT."
# Fall back on hermetic python if we happen to get run under cygwin.
# TODO(bradnelson): take this out once this issue is fixed:
# http://code.google.com/p/gyp/issues/detail?id=177
if sys.platform == 'cygwin':
python_dir = os.path.join(chrome_src, 'third_party', 'python_26')
env = os.environ.copy()
env['PATH'] = python_dir + os.pathsep + env.get('PATH', '')
p = subprocess.Popen(
[os.path.join(python_dir, 'python.exe')] + sys.argv,
env=env, shell=False)
p.communicate()
sys.exit(p.returncode)
gyp_helper.apply_chromium_gyp_env()
# This could give false positives since it doesn't actually do real option
# parsing. Oh well.
gyp_file_specified = False
for arg in args:
if arg.endswith('.gyp'):
gyp_file_specified = True
break
# If we didn't get a file, check an env var, and then fall back to
# assuming 'all.gyp' from the same directory as the script.
if not gyp_file_specified:
gyp_file = os.environ.get('CHROMIUM_GYP_FILE')
if gyp_file:
# Note that CHROMIUM_GYP_FILE values can't have backslashes as
# path separators even on Windows due to the use of shlex.split().
args.extend(shlex.split(gyp_file))
else:
args.append(os.path.join(xwalk_dir, 'xwalk.gyp'))
args.extend(['-I' + i for i in additional_include_files(args)])
# There shouldn't be a circular dependency relationship between .gyp files,
# but in Chromium's .gyp files, on non-Mac platforms, circular relationships
# currently exist. The check for circular dependencies is currently
# bypassed on other platforms, but is left enabled on the Mac, where a
# violation of the rule causes Xcode to misbehave badly.
# TODO(mark): Find and kill remaining circular dependencies, and remove this
# option. http://crbug.com/35878.
# TODO(tc): Fix circular dependencies in ChromiumOS then add linux2 to the
# list.
if sys.platform not in ('darwin',):
args.append('--no-circular-check')
# If CHROMIUM_GYP_SYNTAX_CHECK is set to 1, it will invoke gyp with --check
# to enfore syntax checking.
syntax_check = os.environ.get('CHROMIUM_GYP_SYNTAX_CHECK')
if syntax_check and int(syntax_check):
args.append('--check')
print 'Updating projects from gyp files...'
sys.stdout.flush()
# Off we go...
sys.exit(gyp.main(args))