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#!/usr/bin/env python3
#
# Opus get-version.py
#
# Extracts versions for build:
# - Opus package version based on 'git describe' or $srcroot/package_version
# - libtool version based on configure.ac
# - macos lib version based on configure.ac
#
# Usage:
# get-version.py [--package-version | --libtool-version | --darwin-version]
import argparse
import subprocess
import os
import sys
import shutil
if __name__ == '__main__':
arg_parser = argparse.ArgumentParser(description='Extract Opus package version or libtool version')
group = arg_parser.add_mutually_exclusive_group(required=True)
group.add_argument('--libtool-version', action='store_true')
group.add_argument('--package-version', action='store_true')
group.add_argument('--darwin-version', action='store_true')
args = arg_parser.parse_args()
srcroot = os.path.normpath(os.path.join(os.path.dirname(__file__), '..'))
# package version
if args.package_version:
package_version = None
# check if git checkout
git_dir = os.path.join(srcroot, '.git')
is_git = os.path.isdir(git_dir) or os.path.isfile(git_dir)
have_git = shutil.which('git') is not None
if is_git and have_git:
git_cmd = subprocess.run(['git', '--git-dir=' + git_dir, 'describe', 'HEAD'], stdout=subprocess.PIPE)
if git_cmd.returncode:
print('ERROR: Could not extract package version via `git describe` in', srcroot, file=sys.stderr)
sys.exit(-1)
package_version = git_cmd.stdout.decode('ascii').strip().lstrip('v')
else:
with open(os.path.join(srcroot, 'package_version'), 'r') as f:
for line in f:
if line.startswith('PACKAGE_VERSION="'):
package_version = line[17:].strip().lstrip('v').rstrip('"')
if package_version:
break
if not package_version:
print('ERROR: Could not extract package version from package_version file in', srcroot, file=sys.stderr)
sys.exit(-1)
print(package_version)
sys.exit(0)
# libtool version + darwin version
elif args.libtool_version or args.darwin_version:
opus_lt_cur = None
opus_lt_rev = None
opus_lt_age = None
with open(os.path.join(srcroot, 'configure.ac'), 'r') as f:
for line in f:
if line.strip().startswith('OPUS_LT_CURRENT='):
opus_lt_cur = line[16:].strip()
elif line.strip().startswith('OPUS_LT_REVISION='):
opus_lt_rev = line[17:].strip()
elif line.strip().startswith('OPUS_LT_AGE='):
opus_lt_age = line[12:].strip()
if opus_lt_cur and opus_lt_rev and opus_lt_age:
opus_lt_cur = int(opus_lt_cur)
opus_lt_rev = int(opus_lt_rev)
opus_lt_age = int(opus_lt_age)
if args.libtool_version:
print('{}.{}.{}'.format(opus_lt_cur - opus_lt_age, opus_lt_age, opus_lt_rev))
elif args.darwin_version:
print('{}.{}.{}'.format(opus_lt_cur + 1, 0, 0))
sys.exit(0)
else:
print('ERROR: Could not extract libtool version from configure.ac file in', srcroot, file=sys.stderr)
sys.exit(-1)
else:
sys.exit(-1)
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