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78 lines
3.1 KiB
78 lines
3.1 KiB
# Copyright 2021 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 os |
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import pathlib |
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import typing as T |
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from mesonbuild.build import CustomTarget |
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from mesonbuild.compilers import detect_compiler_for |
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from mesonbuild.interpreterbase.decorators import FeatureNew, KwargInfo, typed_pos_args, typed_kwargs |
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from mesonbuild.interpreter.interpreterobjects import FileHolder |
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from mesonbuild.mesonlib import version_compare, MachineChoice |
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from . import ExtensionModule, ModuleReturnValue, ModuleState |
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from ..interpreter import Interpreter |
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class JavaModule(ExtensionModule): |
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@FeatureNew('Java Module', '0.60.0') |
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def __init__(self, interpreter: Interpreter): |
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super().__init__(interpreter) |
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self.methods.update({ |
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'generate_native_header': self.generate_native_header, |
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}) |
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if 'java' not in interpreter.environment.coredata.compilers[MachineChoice.BUILD]: |
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detect_compiler_for(interpreter.environment, 'java', MachineChoice.BUILD) |
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self.javac = interpreter.environment.coredata.compilers[MachineChoice.BUILD]['java'] |
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@typed_pos_args('generate_native_header', (str, FileHolder)) |
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@typed_kwargs('java.generate_native_header', KwargInfo('package', str, default=None)) |
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def generate_native_header(self, state: ModuleState, args: T.Tuple[T.Union[str, FileHolder]], |
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kwargs: T.Dict[str, T.Optional[str]]) -> ModuleReturnValue: |
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assert state.backend |
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package = kwargs.get('package') |
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file = self.interpreter.source_strings_to_files( |
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[a.held_object if isinstance(a, FileHolder) else a for a in args])[0] |
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if package: |
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header = f'{package.replace(".", "_")}_{pathlib.Path(file.fname).stem}.h' |
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else: |
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header = f'{pathlib.Path(file.fname).stem}.h' |
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target = CustomTarget( |
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os.path.basename(header), |
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state.subdir, |
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state.subproject, |
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[ |
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self.javac.exelist[0], |
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'-d', |
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'@PRIVATE_DIR@', |
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'-h', |
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state.subdir, |
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'@INPUT@', |
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], |
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[file], |
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[header], |
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backend=state.backend, |
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) |
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# It is only known that 1.8.0 won't pre-create the directory. 11 and 16 |
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# do not exhibit this behavior. |
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if version_compare(self.javac.version, '1.8.0'): |
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pathlib.Path(state.backend.get_target_private_dir_abs(target)).mkdir(parents=True, exist_ok=True) |
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return ModuleReturnValue(target, [target]) |
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def initialize(*args: T.Any, **kwargs: T.Any) -> JavaModule: |
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return JavaModule(*args, **kwargs)
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