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76 lines
3.1 KiB
76 lines
3.1 KiB
# Copyright 2016-2017 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 sysconfig |
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from .. import mesonlib, dependencies |
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from . import ExtensionModule |
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from mesonbuild.modules import ModuleReturnValue |
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from ..interpreterbase import noKwargs, permittedKwargs, FeatureDeprecated |
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from ..build import known_shmod_kwargs |
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class Python3Module(ExtensionModule): |
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@FeatureDeprecated('python3 module', '0.48.0') |
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def __init__(self, *args, **kwargs): |
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super().__init__(*args, **kwargs) |
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self.snippets.add('extension_module') |
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@permittedKwargs(known_shmod_kwargs) |
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def extension_module(self, interpreter, state, args, kwargs): |
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if 'name_prefix' in kwargs: |
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raise mesonlib.MesonException('Name_prefix is set automatically, specifying it is forbidden.') |
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if 'name_suffix' in kwargs: |
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raise mesonlib.MesonException('Name_suffix is set automatically, specifying it is forbidden.') |
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host_system = state.host_machine.system |
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if host_system == 'darwin': |
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# Default suffix is 'dylib' but Python does not use it for extensions. |
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suffix = 'so' |
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elif host_system == 'windows': |
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# On Windows the extension is pyd for some unexplainable reason. |
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suffix = 'pyd' |
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else: |
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suffix = [] |
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kwargs['name_prefix'] = '' |
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kwargs['name_suffix'] = suffix |
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return interpreter.func_shared_module(None, args, kwargs) |
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@noKwargs |
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def find_python(self, state, args, kwargs): |
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options = [state.environment.config_info.binaries.get('python3')] |
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if not options[0]: # because this would be [None] |
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options = ['python3', mesonlib.python_command] |
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py3 = dependencies.ExternalProgram(*options, silent=True) |
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return ModuleReturnValue(py3, [py3]) |
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@noKwargs |
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def language_version(self, state, args, kwargs): |
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return ModuleReturnValue(sysconfig.get_python_version(), []) |
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@noKwargs |
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def sysconfig_path(self, state, args, kwargs): |
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if len(args) != 1: |
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raise mesonlib.MesonException('sysconfig_path() requires passing the name of path to get.') |
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path_name = args[0] |
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valid_names = sysconfig.get_path_names() |
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if path_name not in valid_names: |
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raise mesonlib.MesonException('{} is not a valid path name {}.'.format(path_name, valid_names)) |
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# Get a relative path without a prefix, e.g. lib/python3.6/site-packages |
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path = sysconfig.get_path(path_name, vars={'base': '', 'platbase': '', 'installed_base': ''})[1:] |
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return ModuleReturnValue(path, []) |
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def initialize(*args, **kwargs): |
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return Python3Module(*args, **kwargs)
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