132 lines
4.5 KiB
Python
Vendored
132 lines
4.5 KiB
Python
Vendored
# MIT License
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#
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# Copyright The SCons Foundation
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#
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# Permission is hereby granted, free of charge, to any person obtaining
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# a copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sublicense, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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#
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# The above copyright notice and this permission notice shall be included
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# in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
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# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
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# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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""" msgfmt tool """
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import sys
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import os
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import SCons.Action
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import SCons.Tool
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import SCons.Util
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import SCons.Warnings
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from SCons.Builder import BuilderBase
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from SCons.Errors import StopError
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from SCons.Platform.cygwin import CYGWIN_DEFAULT_PATHS
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from SCons.Platform.mingw import MINGW_DEFAULT_PATHS
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from SCons.Tool.GettextCommon import (
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_detect_msgfmt,
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_msgfmt_exists,
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# MsgfmtToolWarning,
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_read_linguas_from_files,
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)
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class _MOFileBuilder(BuilderBase):
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"""The builder class for `MO` files.
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The reason for this builder to exists and its purpose is quite simillar
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as for `_POFileBuilder`. This time, we extend list of sources, not targets,
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and call `BuilderBase._execute()` only once (as we assume single-target
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here).
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"""
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def _execute(self, env, target, source, *args, **kw):
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# Here we add support for 'LINGUAS_FILE' keyword. Emitter is not suitable
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# in this case, as it is called too late (after multiple sources
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# are handled single_source builder.
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linguas_files = None
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if 'LINGUAS_FILE' in env and env['LINGUAS_FILE'] is not None:
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linguas_files = env['LINGUAS_FILE']
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# This should prevent from endless recursion.
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env['LINGUAS_FILE'] = None
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# We read only languages. Suffixes shall be added automatically.
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linguas = _read_linguas_from_files(env, linguas_files)
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if SCons.Util.is_List(source):
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source.extend(linguas)
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elif source is not None:
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source = [source] + linguas
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else:
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source = linguas
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result = BuilderBase._execute(self, env, target, source, *args, **kw)
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if linguas_files is not None:
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env['LINGUAS_FILE'] = linguas_files
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return result
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def _create_mo_file_builder(env, **kw):
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""" Create builder object for `MOFiles` builder """
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# FIXME: What factory use for source? Ours or their?
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kw['action'] = SCons.Action.Action('$MSGFMTCOM', '$MSGFMTCOMSTR')
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kw['suffix'] = '$MOSUFFIX'
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kw['src_suffix'] = '$POSUFFIX'
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kw['src_builder'] = '_POUpdateBuilder'
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kw['single_source'] = True
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return _MOFileBuilder(**kw)
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def generate(env, **kw) -> None:
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""" Generate `msgfmt` tool """
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if sys.platform == 'win32':
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msgfmt = SCons.Tool.find_program_path(
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env, 'msgfmt', default_paths=MINGW_DEFAULT_PATHS + CYGWIN_DEFAULT_PATHS
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)
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if msgfmt:
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msgfmt_bin_dir = os.path.dirname(msgfmt)
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env.AppendENVPath('PATH', msgfmt_bin_dir)
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else:
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SCons.Warnings.warn(
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# MsgfmtToolWarning, # using this breaks test, so keep:
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SCons.Warnings.SConsWarning,
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'msgfmt tool requested, but binary not found in ENV PATH',
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)
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try:
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env['MSGFMT'] = _detect_msgfmt(env)
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except StopError:
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env['MSGFMT'] = 'msgfmt'
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env.SetDefault(
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MSGFMTFLAGS=[SCons.Util.CLVar('-c')],
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MSGFMTCOM='$MSGFMT $MSGFMTFLAGS -o $TARGET $SOURCE',
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MSGFMTCOMSTR='',
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MOSUFFIX=['.mo'],
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POSUFFIX=['.po'],
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)
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env.Append(BUILDERS={'MOFiles': _create_mo_file_builder(env)})
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def exists(env):
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""" Check if the tool exists """
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try:
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return _msgfmt_exists(env)
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except StopError:
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return False
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# Local Variables:
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# tab-width:4
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# indent-tabs-mode:nil
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# End:
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# vim: set expandtab tabstop=4 shiftwidth=4:
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