btrfs-progs/libbtrfsutil/python/setup.py
Qu Wenruo 074cb6d25b libbtrfsutil: python: reuse existing README.md for long description
Instead of copying the file during custom build commands, just use a
soft link to re-use the existing README.d from libbtrfsutil.

Issue: #310
Signed-off-by: Qu Wenruo <wqu@suse.com>
2024-11-26 21:05:34 +01:00

118 lines
3.3 KiB
Python
Executable File

#!/usr/bin/env python3
# Copyright (C) 2018 Facebook
#
# This file is part of libbtrfsutil.
#
# libbtrfsutil is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 2.1 of the License, or
# (at your option) any later version.
#
# libbtrfsutil is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with libbtrfsutil. If not, see <http://www.gnu.org/licenses/>.
import re
import os
import os.path
from setuptools import setup, Extension
from setuptools.command.build_ext import build_ext
import subprocess
def get_version():
f = open('../../VERSION', 'r')
version = f.readline().strip()
f.close()
return ".".join(version[1:].split('.'))
def out_of_date(dependencies, target):
dependency_mtimes = [os.path.getmtime(dependency) for dependency in dependencies]
try:
target_mtime = os.path.getmtime(target)
except OSError:
return True
return any(dependency_mtime >= target_mtime for dependency_mtime in dependency_mtimes)
def gen_constants():
with open('../btrfsutil.h', 'r') as f:
btrfsutil_h = f.read()
constants = re.findall(
r'^\s*(BTRFS_UTIL_ERROR_[a-zA-Z0-9_]+)',
btrfsutil_h, flags=re.MULTILINE)
with open('constants.c', 'w') as f:
f.write("""\
/* WARNING: this file is auto-generated by setup.py and any change would be lost */
#include <btrfsutil.h>
#include "btrfsutilpy.h"
void add_module_constants(PyObject *m)
{
""")
for constant in constants:
assert constant.startswith('BTRFS_UTIL_')
name = constant[len('BTRFS_UTIL_'):]
f.write('\tPyModule_AddIntConstant(m, "{}", {});\n'.format(name, constant))
f.write("""\
}
""")
class my_build_ext(build_ext):
def run(self):
# Running dist outside of git
if not os.path.exists('../btrfsutil.h'):
# But no generated constants.c found
if not os.path.exists('constants.c'):
raise Exception("No generated constants.c found, please fix")
elif out_of_date(['../btrfsutil.h'], 'constants.c'):
try:
gen_constants()
except Exception as e:
try:
os.remove('constants.c')
except OSError:
pass
raise e
super().run()
module = Extension(
name='btrfsutil',
sources=[
'constants.c',
'error.c',
'filesystem.c',
'module.c',
'qgroup.c',
'subvolume.c',
],
include_dirs=['..'],
library_dirs=['../..'],
libraries=['btrfsutil'],
)
setup(
name='btrfsutil',
# FIXME: version file is not present when building outside of git
#version=get_version(),
version='6.12',
description='Library for managing Btrfs filesystems',
long_description=open('README.md').read(),
long_description_content_type='text/markdown',
url='https://github.com/kdave/btrfs-progs',
license='LGPLv2+',
cmdclass={'build_ext': my_build_ext},
ext_modules=[module],
)