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