diff options
Diffstat (limited to 'contrib/meson/InstallSymlink.py')
| -rw-r--r-- | contrib/meson/InstallSymlink.py | 65 |
1 files changed, 24 insertions, 41 deletions
diff --git a/contrib/meson/InstallSymlink.py b/contrib/meson/InstallSymlink.py index d7b1e5a..3f2998c 100644 --- a/contrib/meson/InstallSymlink.py +++ b/contrib/meson/InstallSymlink.py @@ -1,71 +1,54 @@ #!/usr/bin/env python3 # ############################################################################# -# Copyright (c) 2018-present lzutao <taolzu(at)gmail.com> +# Copyright (c) 2018-present lzutao <taolzu(at)gmail.com> # All rights reserved. # # This source code is licensed under both the BSD-style license (found in the # LICENSE file in the root directory of this source tree) and the GPLv2 (found # in the COPYING file in the root directory of this source tree). # ############################################################################# -import errno -import os - +# This file should be synced with https://github.com/lzutao/meson-symlink -def mkdir_p(path, dir_mode=0o777): - try: - os.makedirs(path, mode=dir_mode) - except OSError as exc: # Python >2.5 - if exc.errno == errno.EEXIST and os.path.isdir(path): - pass - else: - raise +import os +import pathlib # since Python 3.4 -def InstallSymlink(src, dst, install_dir, dst_is_dir=False, dir_mode=0o777): - if not os.path.exists(install_dir): - mkdir_p(install_dir, dir_mode) - if not os.path.isdir(install_dir): - raise NotADirectoryError(install_dir) +def install_symlink(src, dst, install_dir, dst_is_dir=False, dir_mode=0o777): + if not install_dir.exists(): + install_dir.mkdir(mode=dir_mode, parents=True, exist_ok=True) + if not install_dir.is_dir(): + raise NotADirectoryError(install_dir) - new_dst = os.path.join(install_dir, dst) - if os.path.islink(new_dst) and os.readlink(new_dst) == src: - print('File exists: %r -> %r' % (dst, src)) + new_dst = install_dir.joinpath(dst) + if new_dst.is_symlink() and os.readlink(new_dst) == src: + print('File exists: {!r} -> {!r}'.format(new_dst, src)) return - print('Installing symlink %r -> %r' % (new_dst, src)) - os.symlink(src, new_dst, dst_is_dir) + print('Installing symlink {!r} -> {!r}'.format(new_dst, src)) + new_dst.symlink_to(src, target_is_directory=dst_is_dir) def main(): import argparse - parser = argparse.ArgumentParser(description='Install a symlink.\n', - usage='usage: InstallSymlink.py [-h] [-d] [-m MODE] src dst ' - 'install_dir\n\n' + parser = argparse.ArgumentParser(description='Install a symlink', + usage='{0} [-h] [-d] [-m MODE] source dest install_dir\n\n' 'example:\n' - '\tInstallSymlink.py libcrypto.so.1.0.0 libcrypt.so ' - '/usr/lib/x86_64-linux-gnu False') - parser.add_argument('src', help='target to link') - parser.add_argument('dst', help='link name') + ' {0} dash sh /bin'.format(pathlib.Path(__file__).name)) + parser.add_argument('source', help='target to link') + parser.add_argument('dest', help='link name') parser.add_argument('install_dir', help='installation directory') parser.add_argument('-d', '--isdir', action='store_true', - help='dst is a directory') + help='dest is a directory') parser.add_argument('-m', '--mode', help='directory mode on creating if not exist', - default='0o777') + default='0o755') args = parser.parse_args() - src = args.src - dst = args.dst - install_dir = args.install_dir - dst_is_dir = args.isdir dir_mode = int(args.mode, 8) - DESTDIR = os.environ.get('DESTDIR') - if DESTDIR: - install_dir = DESTDIR + install_dir if os.path.isabs(install_dir) \ - else os.path.join(DESTDIR, install_dir) - - InstallSymlink(src, dst, install_dir, dst_is_dir, dir_mode) + meson_destdir = os.environ.get('MESON_INSTALL_DESTDIR_PREFIX', default='') + install_dir = pathlib.Path(meson_destdir, args.install_dir) + install_symlink(args.source, args.dest, install_dir, args.isdir, dir_mode) if __name__ == '__main__': |