Files
linux-kernel-module-cheat/build-crosstool-ng
Ciro Santilli 六四事件 法轮功 d024dae98e ctng: use CT_JOBS instead of wrong -j
2018-09-28 00:00:00 +00:00

84 lines
2.3 KiB
Python
Executable File

#!/usr/bin/env python3
import multiprocessing
import os
import shutil
import sys
import time
import common
def get_argparse():
parser = common.get_argparse(argparse_args={
'description': 'Build crosstool-NG with Newlib for bare metal compilation'
})
common.add_build_arguments(parser)
return parser
def main(args, extra_args=None):
common.raise_no_x86(args.arch)
nproc = multiprocessing.cpu_count()
defconfig_dest = os.path.join(common.crosstool_ng_util_dir, 'defconfig')
os.makedirs(common.crosstool_ng_util_dir, exist_ok=True)
os.makedirs(common.crosstool_ng_download_dir, exist_ok=True)
# Bootstrap out-ot-tree WONTFIX. I've tried.
# https://github.com/crosstool-ng/crosstool-ng/issues/1021
os.chdir(common.crosstool_ng_src_dir)
assert common.run_cmd(
[os.path.join(common.crosstool_ng_src_dir, 'bootstrap')],
) == 0
os.chdir(common.crosstool_ng_util_dir)
assert common.run_cmd(
[
os.path.join(common.crosstool_ng_src_dir, 'configure'),
'--enable-local',
],
) == 0
assert common.run_cmd(
[
'make',
'-j', str(nproc),
],
) == 0
# Build the toolchain.
shutil.copy2(
os.path.join(common.root_dir, 'crosstool_ng_config', args.arch),
defconfig_dest
)
common.write_configs(
common.crosstool_ng_defconfig,
[
'CT_PREFIX_DIR="{}"'.format(common.crosstool_ng_install_dir),
'CT_WORK_DIR="{}"'.format(common.crosstool_ng_build_dir),
'CT_LOCAL_TARBALLS_DIR="{}"'.format(common.crosstool_ng_download_dir),
]
)
assert common.run_cmd(
[
common.crosstool_ng_executable,
'defconfig',
],
) == 0
os.unlink(defconfig_dest)
assert common.run_cmd(
[
common.crosstool_ng_executable,
'build',
'CT_JOBS={}'.format(str(nproc)),
],
out_file=os.path.join(common.crosstool_ng_build_dir, 'lkmc.log'),
delete_env=['LD_LIBRARY_PATH'],
extra_paths=[common.ccache_dir],
) == 0
if __name__ == '__main__':
parser = get_argparse()
args = common.setup(parser)
start_time = time.time()
exit_status = main(args)
end_time = time.time()
common.print_time(end_time - start_time)
sys.exit(exit_status)