The Meson Build System
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125 lines
4.9 KiB
125 lines
4.9 KiB
# Copyright 2016 The Meson development team |
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# Licensed under the Apache License, Version 2.0 (the "License"); |
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# you may not use this file except in compliance with the License. |
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# You may obtain a copy of the License at |
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# http://www.apache.org/licenses/LICENSE-2.0 |
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# Unless required by applicable law or agreed to in writing, software |
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# distributed under the License is distributed on an "AS IS" BASIS, |
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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# See the License for the specific language governing permissions and |
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# limitations under the License. |
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import os |
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import shutil |
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import argparse |
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import subprocess |
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from . import destdir_join |
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import typing as T |
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parser = argparse.ArgumentParser() |
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parser.add_argument('command') |
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parser.add_argument('--pkgname', default='') |
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parser.add_argument('--datadirs', default='') |
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parser.add_argument('--langs', default='') |
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parser.add_argument('--localedir', default='') |
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parser.add_argument('--subdir', default='') |
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parser.add_argument('--extra-args', default='') |
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def read_linguas(src_sub: str) -> T.List[str]: |
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# Syntax of this file is documented here: |
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# https://www.gnu.org/software/gettext/manual/html_node/po_002fLINGUAS.html |
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linguas = os.path.join(src_sub, 'LINGUAS') |
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try: |
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langs = [] |
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with open(linguas, encoding='utf-8') as f: |
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for line in f: |
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line = line.strip() |
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if line and not line.startswith('#'): |
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langs += line.split() |
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return langs |
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except (FileNotFoundError, PermissionError): |
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print(f'Could not find file LINGUAS in {src_sub}') |
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return [] |
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def run_potgen(src_sub: str, pkgname: str, datadirs: str, args: T.List[str]) -> int: |
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listfile = os.path.join(src_sub, 'POTFILES.in') |
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if not os.path.exists(listfile): |
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listfile = os.path.join(src_sub, 'POTFILES') |
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if not os.path.exists(listfile): |
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print('Could not find file POTFILES in %s' % src_sub) |
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return 1 |
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child_env = os.environ.copy() |
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if datadirs: |
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child_env['GETTEXTDATADIRS'] = datadirs |
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ofile = os.path.join(src_sub, pkgname + '.pot') |
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return subprocess.call(['xgettext', '--package-name=' + pkgname, '-p', src_sub, '-f', listfile, |
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'-D', os.environ['MESON_SOURCE_ROOT'], '-k_', '-o', ofile] + args, |
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env=child_env) |
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def gen_gmo(src_sub: str, bld_sub: str, langs: T.List[str]) -> int: |
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for l in langs: |
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subprocess.check_call(['msgfmt', os.path.join(src_sub, l + '.po'), |
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'-o', os.path.join(bld_sub, l + '.gmo')]) |
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return 0 |
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def update_po(src_sub: str, pkgname: str, langs: T.List[str]) -> int: |
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potfile = os.path.join(src_sub, pkgname + '.pot') |
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for l in langs: |
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pofile = os.path.join(src_sub, l + '.po') |
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if os.path.exists(pofile): |
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subprocess.check_call(['msgmerge', '-q', '-o', pofile, pofile, potfile]) |
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else: |
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subprocess.check_call(['msginit', '--input', potfile, '--output-file', pofile, '--locale', l, '--no-translator']) |
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return 0 |
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def do_install(src_sub: str, bld_sub: str, dest: str, pkgname: str, langs: T.List[str]) -> int: |
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for l in langs: |
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srcfile = os.path.join(bld_sub, l + '.gmo') |
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outfile = os.path.join(dest, l, 'LC_MESSAGES', |
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pkgname + '.mo') |
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tempfile = outfile + '.tmp' |
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os.makedirs(os.path.dirname(outfile), exist_ok=True) |
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shutil.copy2(srcfile, tempfile) |
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os.replace(tempfile, outfile) |
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if not os.getenv('MESON_INSTALL_QUIET', False): |
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print(f'Installing {srcfile} to {outfile}') |
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return 0 |
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def run(args: T.List[str]) -> int: |
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options = parser.parse_args(args) |
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subcmd = options.command |
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langs = options.langs.split('@@') if options.langs else None |
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extra_args = options.extra_args.split('@@') if options.extra_args else [] |
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subdir = os.environ.get('MESON_SUBDIR', '') |
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if options.subdir: |
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subdir = options.subdir |
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src_sub = os.path.join(os.environ['MESON_SOURCE_ROOT'], subdir) |
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bld_sub = os.path.join(os.environ['MESON_BUILD_ROOT'], subdir) |
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if not langs: |
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langs = read_linguas(src_sub) |
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if subcmd == 'pot': |
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return run_potgen(src_sub, options.pkgname, options.datadirs, extra_args) |
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elif subcmd == 'gen_gmo': |
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return gen_gmo(src_sub, bld_sub, langs) |
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elif subcmd == 'update_po': |
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if run_potgen(src_sub, options.pkgname, options.datadirs, extra_args) != 0: |
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return 1 |
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return update_po(src_sub, options.pkgname, langs) |
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elif subcmd == 'install': |
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destdir = os.environ.get('DESTDIR', '') |
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dest = destdir_join(destdir, os.path.join(os.environ['MESON_INSTALL_PREFIX'], |
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options.localedir)) |
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if gen_gmo(src_sub, bld_sub, langs) != 0: |
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return 1 |
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do_install(src_sub, bld_sub, dest, options.pkgname, langs) |
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else: |
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print('Unknown subcommand.') |
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return 1 |
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return 0
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