#!/usr/bin/env python3
# Copyright (c) 2019 Egor Tensin <Egor.Tensin@gmail.com>
# This file is part of the "cmake-common" project.
# For details, see https://github.com/egor-tensin/cmake-common.
# Distributed under the MIT License.
'''Download & build Boost on Travis.
This is similar to build.py, but auto-fills some parameters for build.py from
the Travis-defined environment variables.
Boost is built in $HOME/boost.
'''
import argparse
import logging
import os
import os.path
import sys
from project.boost.version import Version
from project.boost.build import main as build_main
def _env(name):
if name not in os.environ:
raise RuntimeError(f'undefined environment variable: {name}')
return os.environ[name]
def _check_travis():
if 'TRAVIS' not in os.environ:
raise RuntimeError('not running on Travis')
def _get_build_dir():
return _env('HOME')
def _get_boost_dir():
return os.path.join(_get_build_dir(), 'boost')
def _get_boost_version():
return _env('travis_boost_version')
def _get_configuration():
return _env('configuration')
def _get_platform():
return _env('platform')
def _setup_logging():
logging.basicConfig(
format='%(asctime)s | %(levelname)s | %(message)s',
level=logging.INFO)
def _parse_args(argv=None):
if argv is None:
argv = sys.argv[1:]
logging.info('Command line arguments: %s', argv)
parser = argparse.ArgumentParser(
description=__doc__,
formatter_class=argparse.RawDescriptionHelpFormatter)
parser.add_argument('--link', metavar='LINKAGE', nargs='*',
help='how the libraries are linked')
parser.add_argument('--runtime-link', metavar='LINKAGE',
help='how the libraries link to the runtime')
parser.add_argument('b2_args', nargs='*', metavar='B2_ARG', default=[],
help='additional b2 arguments, to be passed verbatim')
return parser.parse_args(argv)
def build_travis(argv=None):
args = _parse_args(argv)
_check_travis()
version = Version.from_string(_get_boost_version())
travis_argv = [
'download',
'--unpack', _get_build_dir(),
'--', str(version)
]
build_main(travis_argv)
unpacked_boost_dir = version.dir_path(_get_build_dir())
boost_dir = _get_boost_dir()
os.rename(unpacked_boost_dir, boost_dir)
travis_argv = [
'build',
'--configuration', _get_configuration(),
'--platform', _get_platform(),
]
if args.link is not None:
travis_argv.append('--link')
travis_argv += args.link
if args.runtime_link is not None:
travis_argv += ['--runtime-link', args.runtime_link]
travis_argv += ['--', boost_dir]
build_main(travis_argv + args.b2_args)
def main(argv=None):
_setup_logging()
try:
build_travis(argv)
except Exception as e:
logging.exception(e)
raise
if __name__ == '__main__':
main()
