mirror of
https://github.com/cirosantilli/linux-kernel-module-cheat.git
synced 2026-01-23 02:05:57 +01:00
8fb9db3931
This way we group key value arguments: e.g.:
make \
-j 8 \
all
instead of:
make \
-j \
8 \
all
and reach CLI nirvana, while also subtly breaking several commands due to
lack of testing.
90 lines
2.9 KiB
Python
Executable File
90 lines
2.9 KiB
Python
Executable File
#!/usr/bin/env python3
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import os
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import platform
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import shlex
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import shutil
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import subprocess
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import common
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class UserlandComponent(common.Component):
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def add_parser_arguments(self, parser):
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parser.add_argument(
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'--has-package',
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action='append',
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default=[],
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help='''\
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Indicate that a given package is present in the root filesystem, which
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allows us to build examples that rely on it.
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''',
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)
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parser.add_argument(
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'--host',
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action='store_true',
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default=False,
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help='''\
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Build the userland programs for the host instead of guest.
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Use the host packaged cross toolchain.
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''',
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)
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parser.add_argument(
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'--make-args',
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default='',
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)
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parser.add_argument(
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'targets',
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default=[],
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help='''\
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Build only the given userland programs.
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Default: build all examples that have their package dependencies met.
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For example, an OpenBLAS example can only be built if the target root filesystem
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has the OpenBLAS libraries and headers installed.
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''',
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nargs='*',
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)
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def do_build(self, args):
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build_dir = self.get_build_dir(args)
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os.makedirs(build_dir, exist_ok=True)
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if args.host:
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allowed_toolchains = ['host']
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else:
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allowed_toolchains = ['buildroot']
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cc = common.get_toolchain_tool('gcc', allowed_toolchains=allowed_toolchains)
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cxx = common.get_toolchain_tool('g++', allowed_toolchains=allowed_toolchains)
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common.run_cmd(
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(
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[
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'make', common.Newline,
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'-j', str(args.nproc), common.Newline,
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'CC={}'.format(cc), common.Newline,
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'CXX={}'.format(cxx), common.Newline,
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'PKG_CONFIG={}'.format(common.buildroot_pkg_config), common.Newline,
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'STAGING_DIR={}'.format(common.buildroot_staging_dir), common.Newline,
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'OUT_DIR={}'.format(build_dir), common.Newline,
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] +
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common.add_newlines(['HAS_{}=y'.format(package.upper()) for package in args.has_package]) +
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shlex.split(args.make_args) +
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common.add_newlines([os.path.join(build_dir, os.path.splitext(os.path.split(target)[1])[0]) + common.userland_build_ext for target in args.targets])
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),
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cwd=common.userland_src_dir,
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extra_paths=[common.ccache_dir],
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)
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common.copy_dir_if_update_non_recursive(
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srcdir=build_dir,
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destdir=common.out_rootfs_overlay_dir,
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filter_ext=common.userland_build_ext,
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)
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def get_argparse_args(self):
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return {
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'description': 'Build our compiled userland examples',
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}
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def get_build_dir(self, args):
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return common.userland_build_dir
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if __name__ == '__main__':
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UserlandComponent().build()
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