The Meson Build System
http://mesonbuild.com/
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
84 lines
3.2 KiB
84 lines
3.2 KiB
# Copyright 2016-2017 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 sysconfig |
|
from .. import mesonlib |
|
|
|
from . import ExtensionModule, ModuleInfo |
|
from ..interpreterbase import typed_pos_args, noPosargs, noKwargs, permittedKwargs |
|
from ..build import known_shmod_kwargs |
|
from ..programs import ExternalProgram |
|
|
|
|
|
class Python3Module(ExtensionModule): |
|
|
|
INFO = ModuleInfo('python3', '0.38.0', deprecated='0.48.0') |
|
|
|
def __init__(self, *args, **kwargs): |
|
super().__init__(*args, **kwargs) |
|
self.methods.update({ |
|
'extension_module': self.extension_module, |
|
'find_python': self.find_python, |
|
'language_version': self.language_version, |
|
'sysconfig_path': self.sysconfig_path, |
|
}) |
|
|
|
@permittedKwargs(known_shmod_kwargs) |
|
def extension_module(self, state, args, kwargs): |
|
if 'name_prefix' in kwargs: |
|
raise mesonlib.MesonException('Name_prefix is set automatically, specifying it is forbidden.') |
|
if 'name_suffix' in kwargs: |
|
raise mesonlib.MesonException('Name_suffix is set automatically, specifying it is forbidden.') |
|
host_system = state.host_machine.system |
|
if host_system == 'darwin': |
|
# Default suffix is 'dylib' but Python does not use it for extensions. |
|
suffix = 'so' |
|
elif host_system == 'windows': |
|
# On Windows the extension is pyd for some unexplainable reason. |
|
suffix = 'pyd' |
|
else: |
|
suffix = [] |
|
kwargs['name_prefix'] = '' |
|
kwargs['name_suffix'] = suffix |
|
return self.interpreter.func_shared_module(None, args, kwargs) |
|
|
|
@noPosargs |
|
@noKwargs |
|
def find_python(self, state, args, kwargs): |
|
command = state.environment.lookup_binary_entry(mesonlib.MachineChoice.HOST, 'python3') |
|
if command is not None: |
|
py3 = ExternalProgram.from_entry('python3', command) |
|
else: |
|
py3 = ExternalProgram('python3', mesonlib.python_command, silent=True) |
|
return py3 |
|
|
|
@noPosargs |
|
@noKwargs |
|
def language_version(self, state, args, kwargs): |
|
return sysconfig.get_python_version() |
|
|
|
@noKwargs |
|
@typed_pos_args('python3.sysconfig_path', str) |
|
def sysconfig_path(self, state, args, kwargs): |
|
path_name = args[0] |
|
valid_names = sysconfig.get_path_names() |
|
if path_name not in valid_names: |
|
raise mesonlib.MesonException(f'{path_name} is not a valid path name {valid_names}.') |
|
|
|
# Get a relative path without a prefix, e.g. lib/python3.6/site-packages |
|
return sysconfig.get_path(path_name, vars={'base': '', 'platbase': '', 'installed_base': ''})[1:] |
|
|
|
|
|
def initialize(*args, **kwargs): |
|
return Python3Module(*args, **kwargs)
|
|
|