gecko-dev/configure.py

119 строки
4.4 KiB
Python

# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
from __future__ import print_function, unicode_literals
import codecs
import json
import os
import subprocess
import sys
from collections import Iterable
base_dir = os.path.abspath(os.path.dirname(__file__))
sys.path.insert(0, os.path.join(base_dir, 'python', 'mozbuild'))
from mozbuild.configure import ConfigureSandbox
def main(argv):
config = {}
sandbox = ConfigureSandbox(config, os.environ, argv)
sandbox.run(os.path.join(os.path.dirname(__file__), 'moz.configure'))
if sandbox._help:
return 0
return config_status(config)
def config_status(config):
# Sanitize config data to feed config.status
# Ideally, all the backend and frontend code would handle the booleans, but
# there are so many things involved, that it's easier to keep config.status
# untouched for now.
def sanitized_bools(v):
if v is True:
return '1'
if v is False:
return ''
return v
sanitized_config = {}
sanitized_config['substs'] = {
k: sanitized_bools(v) for k, v in config.iteritems()
if k not in ('DEFINES', 'non_global_defines', 'TOPSRCDIR', 'TOPOBJDIR')
}
sanitized_config['defines'] = {
k: sanitized_bools(v) for k, v in config['DEFINES'].iteritems()
}
sanitized_config['non_global_defines'] = config['non_global_defines']
sanitized_config['topsrcdir'] = config['TOPSRCDIR']
sanitized_config['topobjdir'] = config['TOPOBJDIR']
sanitized_config['mozconfig'] = config.get('MOZCONFIG')
# Create config.status. Eventually, we'll want to just do the work it does
# here, when we're able to skip configure tests/use cached results/not rely
# on autoconf.
print("Creating config.status", file=sys.stderr)
encoding = 'mbcs' if sys.platform == 'win32' else 'utf-8'
with codecs.open('config.status', 'w', encoding) as fh:
fh.write('#!%s\n' % config['PYTHON'])
fh.write('# coding=%s\n' % encoding)
# Because we're serializing as JSON but reading as python, the values
# for True, False and None are true, false and null, which don't exist.
# Define them.
fh.write('true, false, null = True, False, None\n')
for k, v in sanitized_config.iteritems():
fh.write('%s = ' % k)
json.dump(v, fh, sort_keys=True, indent=4, ensure_ascii=False)
fh.write('\n')
fh.write("__all__ = ['topobjdir', 'topsrcdir', 'defines', "
"'non_global_defines', 'substs', 'mozconfig']")
if config.get('MOZ_BUILD_APP') != 'js' or config.get('JS_STANDALONE'):
fh.write('''
if __name__ == '__main__':
args = dict([(name, globals()[name]) for name in __all__])
from mozbuild.config_status import config_status
config_status(**args)
''')
# Running config.status standalone uses byte literals for all the config,
# instead of the unicode literals we have in sanitized_config right now.
# Some values in sanitized_config also have more complex types, such as
# EnumString, which using when calling config_status would currently break
# the build, as well as making it inconsistent with re-running
# config.status. Fortunately, EnumString derives from unicode, so it's
# covered by converting unicode strings.
# Moreover, a lot of the build backend code is currently expecting byte
# strings and breaks in subtle ways with unicode strings.
def encode(v):
if isinstance(v, dict):
return {
encode(k): encode(val)
for k, val in v.iteritems()
}
if isinstance(v, str):
return v
if isinstance(v, unicode):
return v.encode(encoding)
if isinstance(v, Iterable):
return [encode(i) for i in v]
return v
# Other things than us are going to run this file, so we need to give it
# executable permissions.
os.chmod('config.status', 0o755)
if config.get('MOZ_BUILD_APP') != 'js' or config.get('JS_STANDALONE'):
os.environ[b'WRITE_MOZINFO'] = b'1'
from mozbuild.config_status import config_status
return config_status(args=[], **encode(sanitized_config))
return 0
if __name__ == '__main__':
sys.exit(main(sys.argv))