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Replace many os.path methods with pathlib one's

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Use MESON_INSTALL_DESTDIR_PREFIX variable instead of DESTDIR.
This commit is contained in:
Lzu Tao
2018-12-03 22:13:29 +07:00
parent fbcae274a4
commit 67babb6d23
1 changed files with 14 additions and 26 deletions
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40
build/meson/InstallSymlink.py
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@ -7,32 +7,23 @@
# 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
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 pathlib # since Python 3.4
def install_symlink(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)
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:
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}'.format(new_dst, src))
os.symlink(src, new_dst, dst_is_dir)
new_dst.symlink_to(src, target_is_directory=dst_is_dir)
def main():
@ -40,8 +31,7 @@ def main():
parser = argparse.ArgumentParser(description='Install a symlink',
usage='InstallSymlink.py [-h] [-d] [-m MODE] src dst install_dir\n\n'
'example:\n'
'\tInstallSymlink.py dash sh /bin\n'
'\tDESTDIR=./staging InstallSymlink.py dash sh /bin')
'\tInstallSymlink.py dash sh /bin')
parser.add_argument('src', help='target to link')
parser.add_argument('dst', help='link name')
parser.add_argument('install_dir', help='installation directory')
@ -55,15 +45,13 @@ def main():
src = args.src
dst = args.dst
install_dir = args.install_dir
dst_is_dir = args.isdir
dir_mode = int(args.mode, 8)
install_dir = pathlib.Path(args.install_dir)
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)
meson_destdir = os.environ.get('MESON_INSTALL_DESTDIR_PREFIX')
if meson_destdir:
install_dir = pathlib.Path(meson_destdir).joinpath(install_dir)
install_symlink(src, dst, install_dir, dst_is_dir, dir_mode)