зеркало из https://github.com/mozilla/gecko-dev.git
87 строки
3.1 KiB
Bash
Executable File
87 строки
3.1 KiB
Bash
Executable File
#!/bin/sh
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# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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# The beginning of this script is both valid shell and valid python,
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# such that the script starts with the shell and is reexecuted with
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# the right python.
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'''which' python2.7 > /dev/null && exec python2.7 "$0" "$@" || exec python "$0" "$@"
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'''
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from __future__ import print_function, unicode_literals
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import os
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import sys
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def ancestors(path):
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while path:
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yield path
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(path, child) = os.path.split(path)
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if child == "":
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break
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def load_mach(dir_path, mach_path):
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import imp
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with open(mach_path, 'r') as fh:
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imp.load_module('mach_bootstrap', fh, mach_path,
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('.py', 'r', imp.PY_SOURCE))
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import mach_bootstrap
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return mach_bootstrap.bootstrap(dir_path)
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def check_and_get_mach(dir_path):
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bootstrap_paths = (
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'build/mach_bootstrap.py',
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# test package bootstrap
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'tools/mach_bootstrap.py',
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)
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for bootstrap_path in bootstrap_paths:
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mach_path = os.path.join(dir_path, bootstrap_path)
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if os.path.isfile(mach_path):
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return load_mach(dir_path, mach_path)
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return None
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def get_mach():
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# Check whether the current directory is within a mach src or obj dir.
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for dir_path in ancestors(os.getcwd()):
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# If we find a "config.status" and "mozinfo.json" file, we are in the objdir.
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config_status_path = os.path.join(dir_path, 'config.status')
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mozinfo_path = os.path.join(dir_path, 'mozinfo.json')
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if os.path.isfile(config_status_path) and os.path.isfile(mozinfo_path):
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import json
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info = json.load(open(mozinfo_path))
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if 'mozconfig' in info and 'MOZCONFIG' not in os.environ:
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# If the MOZCONFIG environment variable is not already set, set it
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# to the value from mozinfo.json. This will tell the build system
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# to look for a config file at the path in $MOZCONFIG rather than
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# its default locations.
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#
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# Note: subprocess requires native strings in os.environ on Windows
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os.environ[b'MOZCONFIG'] = str(info['mozconfig'])
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if 'topsrcdir' in info:
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# Continue searching for mach_bootstrap in the source directory.
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dir_path = info['topsrcdir']
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mach = check_and_get_mach(dir_path)
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if mach:
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return mach
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# If we didn't find a source path by scanning for a mozinfo.json, check
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# whether the directory containing this script is a source directory. We
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# follow symlinks so mach can be run even if cwd is outside the srcdir.
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return check_and_get_mach(os.path.dirname(os.path.realpath(__file__)))
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def main(args):
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mach = get_mach()
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if not mach:
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print('Could not run mach: No mach source directory found.')
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sys.exit(1)
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sys.exit(mach.run(args))
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if __name__ == '__main__':
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main(sys.argv[1:])
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