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- # Copyright 2015 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
- from .. import mlog
- from .. import mesonlib, dependencies, build
- from ..mesonlib import MesonException
- from . import get_include_args
- from . import ModuleReturnValue
- from . import ExtensionModule
- from . import permittedKwargs
- class WindowsModule(ExtensionModule):
- def detect_compiler(self, compilers):
- for l in ('c', 'cpp'):
- if l in compilers:
- return compilers[l]
- raise MesonException('Resource compilation requires a C or C++ compiler.')
- @permittedKwargs({'args', 'include_directories'})
- def compile_resources(self, state, args, kwargs):
- comp = self.detect_compiler(state.compilers)
- extra_args = mesonlib.stringlistify(kwargs.get('args', []))
- inc_dirs = kwargs.pop('include_directories', [])
- if not isinstance(inc_dirs, list):
- inc_dirs = [inc_dirs]
- for incd in inc_dirs:
- if not isinstance(incd.held_object, (str, build.IncludeDirs)):
- raise MesonException('Resource include dirs should be include_directories().')
- extra_args += get_include_args(inc_dirs)
- if comp.id == 'msvc':
- rescomp = dependencies.ExternalProgram('rc', silent=True)
- res_args = extra_args + ['/nologo', '/fo@OUTPUT@', '@INPUT@']
- suffix = 'res'
- else:
- m = 'Argument {!r} has a space which may not work with windres due to ' \
- 'a MinGW bug: https://sourceware.org/bugzilla/show_bug.cgi?id=4933'
- for arg in extra_args:
- if ' ' in arg:
- mlog.warning(m.format(arg))
- rescomp_name = None
- # FIXME: Does not handle `native: true` executables, see
- # https://github.com/mesonbuild/meson/issues/1531
- if state.environment.is_cross_build():
- # If cross compiling see if windres has been specified in the
- # cross file before trying to find it another way.
- rescomp_name = state.environment.cross_info.config['binaries'].get('windres')
- if rescomp_name is None:
- # Pick-up env var WINDRES if set. This is often used for
- # specifying an arch-specific windres.
- rescomp_name = os.environ.get('WINDRES', 'windres')
- rescomp = dependencies.ExternalProgram(rescomp_name, silent=True)
- res_args = extra_args + ['@INPUT@', '@OUTPUT@']
- suffix = 'o'
- if not rescomp.found():
- raise MesonException('Could not find Windows resource compiler %s.' % ' '.join(rescomp.get_command()))
- res_kwargs = {'output': '@BASENAME@.' + suffix,
- 'arguments': res_args}
- res_gen = build.Generator([rescomp], res_kwargs)
- res_output = res_gen.process_files('Windows resource', args, state)
- return ModuleReturnValue(res_output, [res_output])
- def initialize():
- return WindowsModule()
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