336 строки
12 KiB
Python
Executable File
336 строки
12 KiB
Python
Executable File
#!/usr/bin/env python
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# Copyright (c) 2012 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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# This script is wrapper for Chromium that adds some support for how GYP
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# is invoked by Chromium beyond what can be done in the gclient hooks.
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import glob
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import gyp_environment
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import os
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import re
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import shlex
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import subprocess
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import string
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import sys
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import vs_toolchain
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script_dir = os.path.dirname(os.path.realpath(__file__))
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chrome_src = os.path.abspath(os.path.join(script_dir, os.pardir))
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sys.path.insert(0, os.path.join(chrome_src, 'tools', 'gyp', 'pylib'))
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import gyp
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# Assume this file is in a one-level-deep subdirectory of the source root.
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SRC_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
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# Add paths so that pymod_do_main(...) can import files.
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sys.path.insert(1, os.path.join(chrome_src, 'build', 'android', 'gyp'))
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sys.path.insert(1, os.path.join(chrome_src, 'tools'))
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sys.path.insert(1, os.path.join(chrome_src, 'tools', 'generate_shim_headers'))
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sys.path.insert(1, os.path.join(chrome_src, 'tools', 'grit'))
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sys.path.insert(1, os.path.join(chrome_src, 'chrome', 'tools', 'build'))
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sys.path.insert(1, os.path.join(chrome_src, 'chromecast', 'tools', 'build'))
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sys.path.insert(1, os.path.join(chrome_src, 'native_client', 'build'))
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sys.path.insert(1, os.path.join(chrome_src, 'native_client_sdk', 'src',
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'build_tools'))
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sys.path.insert(1, os.path.join(chrome_src, 'remoting', 'tools', 'build'))
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sys.path.insert(1, os.path.join(chrome_src, 'third_party', 'liblouis'))
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sys.path.insert(1, os.path.join(chrome_src, 'third_party', 'WebKit',
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'Source', 'build', 'scripts'))
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# On Windows, Psyco shortens warm runs of build/gyp_chromium by about
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# 20 seconds on a z600 machine with 12 GB of RAM, from 90 down to 70
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# seconds. Conversely, memory usage of build/gyp_chromium with Psyco
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# maxes out at about 158 MB vs. 132 MB without it.
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#
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# Psyco uses native libraries, so we need to load a different
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# installation depending on which OS we are running under. It has not
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# been tested whether using Psyco on our Mac and Linux builds is worth
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# it (the GYP running time is a lot shorter, so the JIT startup cost
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# may not be worth it).
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if sys.platform == 'win32':
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try:
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sys.path.insert(0, os.path.join(chrome_src, 'third_party', 'psyco_win32'))
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import psyco
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except:
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psyco = None
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else:
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psyco = None
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def GetSupplementalFiles():
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"""Returns a list of the supplemental files that are included in all GYP
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sources."""
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return glob.glob(os.path.join(chrome_src, '*', 'supplement.gypi'))
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def ProcessGypDefinesItems(items):
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"""Converts a list of strings to a list of key-value pairs."""
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result = []
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for item in items:
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tokens = item.split('=', 1)
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# Some GYP variables have hyphens, which we don't support.
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if len(tokens) == 2:
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result += [(tokens[0], tokens[1])]
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else:
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# No value supplied, treat it as a boolean and set it. Note that we
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# use the string '1' here so we have a consistent definition whether
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# you do 'foo=1' or 'foo'.
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result += [(tokens[0], '1')]
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return result
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def GetGypVars(supplemental_files):
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"""Returns a dictionary of all GYP vars."""
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# Find the .gyp directory in the user's home directory.
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home_dot_gyp = os.environ.get('GYP_CONFIG_DIR', None)
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if home_dot_gyp:
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home_dot_gyp = os.path.expanduser(home_dot_gyp)
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if not home_dot_gyp:
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home_vars = ['HOME']
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if sys.platform in ('cygwin', 'win32'):
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home_vars.append('USERPROFILE')
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for home_var in home_vars:
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home = os.getenv(home_var)
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if home != None:
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home_dot_gyp = os.path.join(home, '.gyp')
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if not os.path.exists(home_dot_gyp):
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home_dot_gyp = None
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else:
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break
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if home_dot_gyp:
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include_gypi = os.path.join(home_dot_gyp, "include.gypi")
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if os.path.exists(include_gypi):
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supplemental_files += [include_gypi]
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# GYP defines from the supplemental.gypi files.
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supp_items = []
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for supplement in supplemental_files:
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with open(supplement, 'r') as f:
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try:
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file_data = eval(f.read(), {'__builtins__': None}, None)
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except SyntaxError, e:
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e.filename = os.path.abspath(supplement)
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raise
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variables = file_data.get('variables', [])
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for v in variables:
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supp_items += [(v, str(variables[v]))]
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# GYP defines from the environment.
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env_items = ProcessGypDefinesItems(
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shlex.split(os.environ.get('GYP_DEFINES', '')))
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# GYP defines from the command line. We can't use optparse since we want
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# to ignore all arguments other than "-D".
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cmdline_input_items = []
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for i in range(len(sys.argv))[1:]:
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if sys.argv[i].startswith('-D'):
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if sys.argv[i] == '-D' and i + 1 < len(sys.argv):
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cmdline_input_items += [sys.argv[i + 1]]
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elif len(sys.argv[i]) > 2:
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cmdline_input_items += [sys.argv[i][2:]]
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cmdline_items = ProcessGypDefinesItems(cmdline_input_items)
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vars_dict = dict(supp_items + env_items + cmdline_items)
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return vars_dict
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def GetOutputDirectory():
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"""Returns the output directory that GYP will use."""
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# GYP generator flags from the command line. We can't use optparse since we
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# want to ignore all arguments other than "-G".
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needle = '-Goutput_dir='
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cmdline_input_items = []
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for item in sys.argv[1:]:
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if item.startswith(needle):
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return item[len(needle):]
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env_items = shlex.split(os.environ.get('GYP_GENERATOR_FLAGS', ''))
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needle = 'output_dir='
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for item in env_items:
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if item.startswith(needle):
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return item[len(needle):]
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return "out"
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def additional_include_files(supplemental_files, args=[]):
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"""
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Returns a list of additional (.gypi) files to include, without duplicating
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ones that are already specified on the command line. The list of supplemental
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include files is passed in as an argument.
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"""
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# Determine the include files specified on the command line.
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# This doesn't cover all the different option formats you can use,
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# but it's mainly intended to avoid duplicating flags on the automatic
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# makefile regeneration which only uses this format.
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specified_includes = set()
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for arg in args:
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if arg.startswith('-I') and len(arg) > 2:
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specified_includes.add(os.path.realpath(arg[2:]))
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result = []
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def AddInclude(path):
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if os.path.realpath(path) not in specified_includes:
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result.append(path)
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if os.environ.get('GYP_INCLUDE_FIRST') != None:
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AddInclude(os.path.join(chrome_src, os.environ.get('GYP_INCLUDE_FIRST')))
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# Always include common.gypi.
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AddInclude(os.path.join(script_dir, 'common.gypi'))
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# Optionally add supplemental .gypi files if present.
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for supplement in supplemental_files:
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AddInclude(supplement)
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if os.environ.get('GYP_INCLUDE_LAST') != None:
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AddInclude(os.path.join(chrome_src, os.environ.get('GYP_INCLUDE_LAST')))
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return result
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if __name__ == '__main__':
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# Disabling garbage collection saves about 1 second out of 16 on a Linux
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# z620 workstation. Since this is a short-lived process it's not a problem to
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# leak a few cyclyc references in order to spare the CPU cycles for
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# scanning the heap.
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import gc
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gc.disable()
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args = sys.argv[1:]
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use_analyzer = len(args) and args[0] == '--analyzer'
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if use_analyzer:
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args.pop(0)
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os.environ['GYP_GENERATORS'] = 'analyzer'
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args.append('-Gconfig_path=' + args.pop(0))
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args.append('-Ganalyzer_output_path=' + args.pop(0))
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if int(os.environ.get('GYP_CHROMIUM_NO_ACTION', 0)):
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print 'Skipping gyp_chromium due to GYP_CHROMIUM_NO_ACTION env var.'
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sys.exit(0)
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# Use the Psyco JIT if available.
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if psyco:
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psyco.profile()
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print "Enabled Psyco JIT."
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# Fall back on hermetic python if we happen to get run under cygwin.
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# TODO(bradnelson): take this out once this issue is fixed:
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# http://code.google.com/p/gyp/issues/detail?id=177
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if sys.platform == 'cygwin':
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import find_depot_tools
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depot_tools_path = find_depot_tools.add_depot_tools_to_path()
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python_dir = sorted(glob.glob(os.path.join(depot_tools_path,
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'python2*_bin')))[-1]
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env = os.environ.copy()
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env['PATH'] = python_dir + os.pathsep + env.get('PATH', '')
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p = subprocess.Popen(
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[os.path.join(python_dir, 'python.exe')] + sys.argv,
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env=env, shell=False)
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p.communicate()
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sys.exit(p.returncode)
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# This could give false positives since it doesn't actually do real option
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# parsing. Oh well.
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gyp_file_specified = False
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for arg in args:
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if arg.endswith('.gyp'):
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gyp_file_specified = True
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break
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gyp_environment.SetEnvironment()
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# If we didn't get a file, check an env var, and then fall back to
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# assuming 'all.gyp' from the same directory as the script.
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if not gyp_file_specified:
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gyp_file = os.environ.get('CHROMIUM_GYP_FILE')
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if gyp_file:
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# Note that CHROMIUM_GYP_FILE values can't have backslashes as
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# path separators even on Windows due to the use of shlex.split().
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args.extend(shlex.split(gyp_file))
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else:
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args.append(os.path.join(script_dir, 'all.gyp'))
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# There shouldn't be a circular dependency relationship between .gyp files,
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# but in Chromium's .gyp files, on non-Mac platforms, circular relationships
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# currently exist. The check for circular dependencies is currently
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# bypassed on other platforms, but is left enabled on the Mac, where a
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# violation of the rule causes Xcode to misbehave badly.
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# TODO(mark): Find and kill remaining circular dependencies, and remove this
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# option. http://crbug.com/35878.
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# TODO(tc): Fix circular dependencies in ChromiumOS then add linux2 to the
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# list.
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if sys.platform not in ('darwin',):
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args.append('--no-circular-check')
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# We explicitly don't support the make gyp generator (crbug.com/348686). Be
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# nice and fail here, rather than choking in gyp.
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if re.search(r'(^|,|\s)make($|,|\s)', os.environ.get('GYP_GENERATORS', '')):
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print 'Error: make gyp generator not supported (check GYP_GENERATORS).'
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sys.exit(1)
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# We explicitly don't support the native msvs gyp generator. Be nice and
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# fail here, rather than generating broken projects.
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if re.search(r'(^|,|\s)msvs($|,|\s)', os.environ.get('GYP_GENERATORS', '')):
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print 'Error: msvs gyp generator not supported (check GYP_GENERATORS).'
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print 'Did you mean to use the `msvs-ninja` generator?'
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sys.exit(1)
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# If CHROMIUM_GYP_SYNTAX_CHECK is set to 1, it will invoke gyp with --check
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# to enfore syntax checking.
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syntax_check = os.environ.get('CHROMIUM_GYP_SYNTAX_CHECK')
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if syntax_check and int(syntax_check):
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args.append('--check')
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supplemental_includes = GetSupplementalFiles()
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gyp_vars_dict = GetGypVars(supplemental_includes)
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# TODO(dmikurube): Remove these checks and messages after a while.
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if ('linux_use_tcmalloc' in gyp_vars_dict or
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'android_use_tcmalloc' in gyp_vars_dict):
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print '*****************************************************************'
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print '"linux_use_tcmalloc" and "android_use_tcmalloc" are deprecated!'
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print '-----------------------------------------------------------------'
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print 'You specify "linux_use_tcmalloc" or "android_use_tcmalloc" in'
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print 'your GYP_DEFINES. Please switch them into "use_allocator" now.'
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print 'See http://crbug.com/345554 for the details.'
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print '*****************************************************************'
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# Automatically turn on crosscompile support for platforms that need it.
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# (The Chrome OS build sets CC_host / CC_target which implicitly enables
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# this mode.)
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if all(('ninja' in os.environ.get('GYP_GENERATORS', ''),
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gyp_vars_dict.get('OS') in ['android', 'ios'],
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'GYP_CROSSCOMPILE' not in os.environ)):
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os.environ['GYP_CROSSCOMPILE'] = '1'
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if gyp_vars_dict.get('OS') == 'android':
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args.append('--check')
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args.extend(
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['-I' + i for i in additional_include_files(supplemental_includes, args)])
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args.extend(['-D', 'gyp_output_dir=' + GetOutputDirectory()])
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if not use_analyzer:
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print 'Updating projects from gyp files...'
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sys.stdout.flush()
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# Off we go...
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gyp_rc = gyp.main(args)
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if not use_analyzer:
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vs2013_runtime_dll_dirs = vs_toolchain.SetEnvironmentAndGetRuntimeDllDirs()
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if vs2013_runtime_dll_dirs:
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x64_runtime, x86_runtime = vs2013_runtime_dll_dirs
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vs_toolchain.CopyVsRuntimeDlls(
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os.path.join(chrome_src, GetOutputDirectory()),
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(x86_runtime, x64_runtime))
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sys.exit(gyp_rc)
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