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@ -12,18 +12,20 @@ |
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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 typing as T |
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from . import ExtensionModule, ModuleReturnValue |
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from .. import mlog |
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from ..build import BuildTarget, Executable, InvalidArguments |
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from ..build import BuildTarget, CustomTargetIndex, Executable, GeneratedList, InvalidArguments, IncludeDirs, CustomTarget |
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from ..dependencies import Dependency, ExternalLibrary |
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from ..interpreter import ExecutableHolder, BuildTargetHolder, permitted_kwargs |
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from ..interpreter import ExecutableHolder, BuildTargetHolder, CustomTargetHolder, permitted_kwargs, noPosargs |
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from ..interpreterbase import InterpreterException, permittedKwargs, FeatureNew, typed_pos_args |
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from ..mesonlib import stringlistify, unholder, listify |
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from ..mesonlib import stringlistify, unholder, listify, typeslistify, File |
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if T.TYPE_CHECKING: |
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from ..interpreter import ModuleState, Interpreter |
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from ..dependencies import ExternalProgram |
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class RustModule(ExtensionModule): |
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@ -33,6 +35,7 @@ class RustModule(ExtensionModule): |
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@FeatureNew('rust module', '0.57.0') |
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def __init__(self, interpreter: 'Interpreter') -> None: |
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super().__init__(interpreter) |
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self._bindgen_bin: T.Optional['ExternalProgram'] = None |
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@permittedKwargs(permitted_kwargs['test'] | {'dependencies'} ^ {'protocol'}) |
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@typed_pos_args('rust.test', str, BuildTargetHolder) |
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@ -127,6 +130,77 @@ class RustModule(ExtensionModule): |
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return ModuleReturnValue([], [e, test]) |
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@noPosargs |
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@permittedKwargs({'input', 'output', 'include_directories', 'c_args', 'args'}) |
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def bindgen(self, state: 'ModuleState', args: T.List, kwargs: T.Dict[str, T.Any]) -> ModuleReturnValue: |
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"""Wrapper around bindgen to simplify it's use. |
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The main thing this simplifies is the use of `include_directory` |
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objects, instead of having to pass a plethora of `-I` arguments. |
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""" |
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header: T.Union[File, CustomTarget, GeneratedList, CustomTargetIndex] |
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_deps: T.Sequence[T.Union[File, CustomTarget, GeneratedList, CustomTargetIndex]] |
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try: |
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header, *_deps = unholder(self.interpreter.source_strings_to_files(listify(kwargs['input']))) |
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except KeyError: |
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raise InvalidArguments('rustmod.bindgen() `input` argument must have at least one element.') |
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try: |
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output: str = kwargs['output'] |
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except KeyError: |
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raise InvalidArguments('rustmod.bindgen() `output` must be provided') |
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if not isinstance(output, str): |
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raise InvalidArguments('rustmod.bindgen() `output` argument must be a string.') |
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include_dirs: T.List[IncludeDirs] = typeslistify(unholder(listify(kwargs.get('include_directories', []))), IncludeDirs) |
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c_args: T.List[str] = stringlistify(listify(kwargs.get('c_args', []))) |
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bind_args: T.List[str] = stringlistify(listify(kwargs.get('args', []))) |
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# Split File and Target dependencies to add pass to CustomTarget |
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depends: T.List[BuildTarget] = [] |
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depend_files: T.List[File] = [] |
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for d in _deps: |
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if isinstance(d, File): |
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depend_files.append(d) |
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else: |
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depends.append(d) |
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inc_strs: T.List[str] = [] |
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for i in include_dirs: |
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# bindgen always uses clang, so it's safe to hardcode -I here |
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inc_strs.extend([f'-I{x}' for x in i.to_string_list(state.environment.get_source_dir())]) |
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if self._bindgen_bin is None: |
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# there's some bugs in the interpreter typeing. |
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self._bindgen_bin = T.cast('ExternalProgram', self.interpreter.find_program_impl(['bindgen']).held_object) |
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name: str |
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if isinstance(header, File): |
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name = header.fname |
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else: |
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name = header.get_outputs()[0] |
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target = CustomTarget( |
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f'rustmod-bindgen-{name}'.replace('/', '_'), |
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state.subdir, |
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state.subproject, |
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{ |
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'input': header, |
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'output': output, |
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'command': self._bindgen_bin.get_command() + [ |
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'@INPUT@', '--output', |
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os.path.join(state.environment.build_dir, '@OUTPUT@')] + |
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bind_args + ['--'] + c_args + inc_strs + |
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['-MD', '-MQ', '@INPUT@', '-MF', '@DEPFILE@'], |
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'depfile': '@PLAINNAME@.d', |
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'depends': depends, |
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'depend_files': depend_files, |
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}, |
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backend=state.backend, |
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) |
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return ModuleReturnValue([target], [CustomTargetHolder(target, self.interpreter)]) |
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def initialize(*args: T.List, **kwargs: T.Dict) -> RustModule: |
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return RustModule(*args, **kwargs) # type: ignore |
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