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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
import typing as T
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: str) -> T.List[str]:
# 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: str, pkgname: str, datadirs: str, args: T.List[str]) -> int:
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: str, bld_sub: str, langs: T.List[str]) -> int:
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: str, pkgname: str, langs: T.List[str]) -> int:
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: str, bld_sub: str, dest: str, pkgname: str, langs: T.List[str]) -> int:
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.copy2(srcfile, tempfile)
os.replace(tempfile, outfile)
print('Installing %s to %s' % (srcfile, outfile))
return 0
def run(args: T.List[str]) -> int:
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
return 0
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