# SPDX-Licnese-Identifier: Apache-2.0 # Copyright 2012-2021 The Meson development team # Copyright © 2021 Intel Corporation import enum import functools import os import typing as T from .. import build from .. import coredata from .. import dependencies from .. import mesonlib from .. import mlog from ..compilers import SUFFIX_TO_LANG from ..compilers.compilers import CompileCheckMode from ..interpreterbase import (ObjectHolder, noPosargs, noKwargs, FeatureNew, disablerIfNotFound, InterpreterException) from ..interpreterbase.decorators import ContainerTypeInfo, typed_kwargs, KwargInfo, typed_pos_args from ..mesonlib import OptionKey from .interpreterobjects import (extract_required_kwarg, extract_search_dirs) from .type_checking import REQUIRED_KW, in_set_validator, NoneType if T.TYPE_CHECKING: from ..interpreter import Interpreter from ..compilers import Compiler, RunResult from ..interpreterbase import TYPE_var, TYPE_kwargs from .kwargs import ExtractRequired, ExtractSearchDirs from typing_extensions import TypedDict, Literal class GetSupportedArgumentKw(TypedDict): checked: Literal['warn', 'require', 'off'] class AlignmentKw(TypedDict): prefix: str args: T.List[str] dependencies: T.List[dependencies.Dependency] class CompileKW(TypedDict): name: str no_builtin_args: bool include_directories: T.List[build.IncludeDirs] args: T.List[str] dependencies: T.List[dependencies.Dependency] class CommonKW(TypedDict): prefix: str no_builtin_args: bool include_directories: T.List[build.IncludeDirs] args: T.List[str] dependencies: T.List[dependencies.Dependency] class CompupteIntKW(CommonKW): guess: T.Optional[int] high: T.Optional[int] low: T.Optional[int] class HeaderKW(CommonKW, ExtractRequired): pass class FindLibraryKW(ExtractRequired, ExtractSearchDirs): disabler: bool has_headers: T.List[str] static: bool # This list must be all of the `HeaderKW` values with `header_` # prepended to the key header_args: T.List[str] header_dependencies: T.List[dependencies.Dependency] header_include_directories: T.List[build.IncludeDirs] header_no_builtin_args: bool header_prefix: str header_required: T.Union[bool, coredata.UserFeatureOption] class PreprocessKW(TypedDict): output: str compile_args: T.List[str] include_directories: T.List[build.IncludeDirs] class _TestMode(enum.Enum): """Whether we're doing a compiler or linker check.""" COMPILER = 0 LINKER = 1 class TryRunResultHolder(ObjectHolder['RunResult']): def __init__(self, res: 'RunResult', interpreter: 'Interpreter'): super().__init__(res, interpreter) self.methods.update({'returncode': self.returncode_method, 'compiled': self.compiled_method, 'stdout': self.stdout_method, 'stderr': self.stderr_method, }) @noPosargs @noKwargs def returncode_method(self, args: T.List['TYPE_var'], kwargs: 'TYPE_kwargs') -> int: return self.held_object.returncode @noPosargs @noKwargs def compiled_method(self, args: T.List['TYPE_var'], kwargs: 'TYPE_kwargs') -> bool: return self.held_object.compiled @noPosargs @noKwargs def stdout_method(self, args: T.List['TYPE_var'], kwargs: 'TYPE_kwargs') -> str: return self.held_object.stdout @noPosargs @noKwargs def stderr_method(self, args: T.List['TYPE_var'], kwargs: 'TYPE_kwargs') -> str: return self.held_object.stderr _ARGS_KW: KwargInfo[T.List[str]] = KwargInfo( 'args', ContainerTypeInfo(list, str), listify=True, default=[], ) _DEPENDENCIES_KW: KwargInfo[T.List['dependencies.Dependency']] = KwargInfo( 'dependencies', ContainerTypeInfo(list, dependencies.Dependency), listify=True, default=[], ) _INCLUDE_DIRS_KW: KwargInfo[T.List[build.IncludeDirs]] = KwargInfo( 'include_directories', ContainerTypeInfo(list, build.IncludeDirs), default=[], listify=True, ) _PREFIX_KW: KwargInfo[str] = KwargInfo( 'prefix', (str, ContainerTypeInfo(list, str)), default='', since_values={list: '1.0.0'}, convertor=lambda x: '\n'.join(x) if isinstance(x, list) else x) _NO_BUILTIN_ARGS_KW = KwargInfo('no_builtin_args', bool, default=False) _NAME_KW = KwargInfo('name', str, default='') # Many of the compiler methods take this kwarg signature exactly, this allows # simplifying the `typed_kwargs` calls _COMMON_KWS: T.List[KwargInfo] = [_ARGS_KW, _DEPENDENCIES_KW, _INCLUDE_DIRS_KW, _PREFIX_KW, _NO_BUILTIN_ARGS_KW] # Common methods of compiles, links, runs, and similar _COMPILES_KWS: T.List[KwargInfo] = [_NAME_KW, _ARGS_KW, _DEPENDENCIES_KW, _INCLUDE_DIRS_KW, _NO_BUILTIN_ARGS_KW] _HEADER_KWS: T.List[KwargInfo] = [REQUIRED_KW.evolve(since='0.50.0', default=False), *_COMMON_KWS] class CompilerHolder(ObjectHolder['Compiler']): def __init__(self, compiler: 'Compiler', interpreter: 'Interpreter'): super().__init__(compiler, interpreter) self.environment = self.env self.methods.update({'compiles': self.compiles_method, 'links': self.links_method, 'get_id': self.get_id_method, 'get_linker_id': self.get_linker_id_method, 'compute_int': self.compute_int_method, 'sizeof': self.sizeof_method, 'get_define': self.get_define_method, 'check_header': self.check_header_method, 'has_header': self.has_header_method, 'has_header_symbol': self.has_header_symbol_method, 'run': self.run_method, 'has_function': self.has_function_method, 'has_member': self.has_member_method, 'has_members': self.has_members_method, 'has_type': self.has_type_method, 'alignment': self.alignment_method, 'version': self.version_method, 'cmd_array': self.cmd_array_method, 'find_library': self.find_library_method, 'has_argument': self.has_argument_method, 'has_function_attribute': self.has_func_attribute_method, 'get_supported_function_attributes': self.get_supported_function_attributes_method, 'has_multi_arguments': self.has_multi_arguments_method, 'get_supported_arguments': self.get_supported_arguments_method, 'first_supported_argument': self.first_supported_argument_method, 'has_link_argument': self.has_link_argument_method, 'has_multi_link_arguments': self.has_multi_link_arguments_method, 'get_supported_link_arguments': self.get_supported_link_arguments_method, 'first_supported_link_argument': self.first_supported_link_argument_method, 'symbols_have_underscore_prefix': self.symbols_have_underscore_prefix_method, 'get_argument_syntax': self.get_argument_syntax_method, 'preprocess': self.preprocess_method, }) @property def compiler(self) -> 'Compiler': return self.held_object def _dep_msg(self, deps: T.List['dependencies.Dependency'], compile_only: bool, endl: str) -> str: msg_single = 'with dependency {}' msg_many = 'with dependencies {}' names = [] for d in deps: if isinstance(d, dependencies.InternalDependency): FeatureNew.single_use('compiler method "dependencies" kwarg with internal dep', '0.57.0', self.subproject, location=self.current_node) continue if isinstance(d, dependencies.ExternalLibrary): if compile_only: continue name = '-l' + d.name else: name = d.name names.append(name) if not names: return endl tpl = msg_many if len(names) > 1 else msg_single if endl is None: endl = '' return tpl.format(', '.join(names)) + endl @noPosargs @noKwargs def version_method(self, args: T.List['TYPE_var'], kwargs: 'TYPE_kwargs') -> str: return self.compiler.version @noPosargs @noKwargs def cmd_array_method(self, args: T.List['TYPE_var'], kwargs: 'TYPE_kwargs') -> T.List[str]: return self.compiler.exelist def _determine_args(self, nobuiltins: bool, incdirs: T.List[build.IncludeDirs], extra_args: T.List[str], mode: CompileCheckMode = CompileCheckMode.LINK) -> T.List[str]: args: T.List[str] = [] for i in incdirs: for idir in i.to_string_list(self.environment.get_source_dir()): args.extend(self.compiler.get_include_args(idir, False)) if not nobuiltins: opts = self.environment.coredata.options args += self.compiler.get_option_compile_args(opts) if mode is CompileCheckMode.LINK: args.extend(self.compiler.get_option_link_args(opts)) args.extend(extra_args) return args def _determine_dependencies(self, deps: T.List['dependencies.Dependency'], compile_only: bool = False, endl: str = ':') -> T.Tuple[T.List['dependencies.Dependency'], str]: deps = dependencies.get_leaf_external_dependencies(deps) return deps, self._dep_msg(deps, compile_only, endl) @typed_pos_args('compiler.alignment', str) @typed_kwargs( 'compiler.alignment', _PREFIX_KW, _ARGS_KW, _DEPENDENCIES_KW, ) def alignment_method(self, args: T.Tuple[str], kwargs: 'AlignmentKw') -> int: typename = args[0] deps, msg = self._determine_dependencies(kwargs['dependencies'], compile_only=self.compiler.is_cross) result = self.compiler.alignment(typename, kwargs['prefix'], self.environment, extra_args=kwargs['args'], dependencies=deps) mlog.log('Checking for alignment of', mlog.bold(typename, True), msg, result) return result @typed_pos_args('compiler.run', (str, mesonlib.File)) @typed_kwargs('compiler.run', *_COMPILES_KWS) def run_method(self, args: T.Tuple['mesonlib.FileOrString'], kwargs: 'CompileKW') -> 'RunResult': code = args[0] if isinstance(code, mesonlib.File): self.interpreter.add_build_def_file(code) code = mesonlib.File.from_absolute_file( code.rel_to_builddir(self.environment.source_dir)) testname = kwargs['name'] extra_args = functools.partial(self._determine_args, kwargs['no_builtin_args'], kwargs['include_directories'], kwargs['args']) deps, msg = self._determine_dependencies(kwargs['dependencies'], compile_only=False, endl=None) result = self.compiler.run(code, self.environment, extra_args=extra_args, dependencies=deps) if testname: if not result.compiled: h = mlog.red('DID NOT COMPILE') elif result.returncode == 0: h = mlog.green('YES') else: h = mlog.red(f'NO ({result.returncode})') mlog.log('Checking if', mlog.bold(testname, True), msg, 'runs:', h) return result @noPosargs @noKwargs def get_id_method(self, args: T.List['TYPE_var'], kwargs: 'TYPE_kwargs') -> str: return self.compiler.get_id() @noPosargs @noKwargs @FeatureNew('compiler.get_linker_id', '0.53.0') def get_linker_id_method(self, args: T.List['TYPE_var'], kwargs: 'TYPE_kwargs') -> str: return self.compiler.get_linker_id() @noPosargs @noKwargs def symbols_have_underscore_prefix_method(self, args: T.List['TYPE_var'], kwargs: 'TYPE_kwargs') -> bool: ''' Check if the compiler prefixes _ (underscore) to global C symbols See: https://en.wikipedia.org/wiki/Name_mangling#C ''' return self.compiler.symbols_have_underscore_prefix(self.environment) @typed_pos_args('compiler.has_member', str, str) @typed_kwargs('compiler.has_member', *_COMMON_KWS) def has_member_method(self, args: T.Tuple[str, str], kwargs: 'CommonKW') -> bool: typename, membername = args extra_args = functools.partial(self._determine_args, kwargs['no_builtin_args'], kwargs['include_directories'], kwargs['args']) deps, msg = self._determine_dependencies(kwargs['dependencies']) had, cached = self.compiler.has_members(typename, [membername], kwargs['prefix'], self.environment, extra_args=extra_args, dependencies=deps) cached_msg = mlog.blue('(cached)') if cached else '' if had: hadtxt = mlog.green('YES') else: hadtxt = mlog.red('NO') mlog.log('Checking whether type', mlog.bold(typename, True), 'has member', mlog.bold(membername, True), msg, hadtxt, cached_msg) return had @typed_pos_args('compiler.has_members', str, varargs=str, min_varargs=1) @typed_kwargs('compiler.has_members', *_COMMON_KWS) def has_members_method(self, args: T.Tuple[str, T.List[str]], kwargs: 'CommonKW') -> bool: typename, membernames = args extra_args = functools.partial(self._determine_args, kwargs['no_builtin_args'], kwargs['include_directories'], kwargs['args']) deps, msg = self._determine_dependencies(kwargs['dependencies']) had, cached = self.compiler.has_members(typename, membernames, kwargs['prefix'], self.environment, extra_args=extra_args, dependencies=deps) cached_msg = mlog.blue('(cached)') if cached else '' if had: hadtxt = mlog.green('YES') else: hadtxt = mlog.red('NO') members = mlog.bold(', '.join([f'"{m}"' for m in membernames])) mlog.log('Checking whether type', mlog.bold(typename, True), 'has members', members, msg, hadtxt, cached_msg) return had @typed_pos_args('compiler.has_function', str) @typed_kwargs('compiler.has_function', *_COMMON_KWS) def has_function_method(self, args: T.Tuple[str], kwargs: 'CommonKW') -> bool: funcname = args[0] extra_args = self._determine_args(kwargs['no_builtin_args'], kwargs['include_directories'], kwargs['args']) deps, msg = self._determine_dependencies(kwargs['dependencies'], compile_only=False) had, cached = self.compiler.has_function(funcname, kwargs['prefix'], self.environment, extra_args=extra_args, dependencies=deps) cached_msg = mlog.blue('(cached)') if cached else '' if had: hadtxt = mlog.green('YES') else: hadtxt = mlog.red('NO') mlog.log('Checking for function', mlog.bold(funcname, True), msg, hadtxt, cached_msg) return had @typed_pos_args('compiler.has_type', str) @typed_kwargs('compiler.has_type', *_COMMON_KWS) def has_type_method(self, args: T.Tuple[str], kwargs: 'CommonKW') -> bool: typename = args[0] extra_args = functools.partial(self._determine_args, kwargs['no_builtin_args'], kwargs['include_directories'], kwargs['args']) deps, msg = self._determine_dependencies(kwargs['dependencies']) had, cached = self.compiler.has_type(typename, kwargs['prefix'], self.environment, extra_args=extra_args, dependencies=deps) cached_msg = mlog.blue('(cached)') if cached else '' if had: hadtxt = mlog.green('YES') else: hadtxt = mlog.red('NO') mlog.log('Checking for type', mlog.bold(typename, True), msg, hadtxt, cached_msg) return had @FeatureNew('compiler.compute_int', '0.40.0') @typed_pos_args('compiler.compute_int', str) @typed_kwargs( 'compiler.compute_int', KwargInfo('low', (int, NoneType)), KwargInfo('high', (int, NoneType)), KwargInfo('guess', (int, NoneType)), *_COMMON_KWS, ) def compute_int_method(self, args: T.Tuple[str], kwargs: 'CompupteIntKW') -> int: expression = args[0] extra_args = functools.partial(self._determine_args, kwargs['no_builtin_args'], kwargs['include_directories'], kwargs['args']) deps, msg = self._determine_dependencies(kwargs['dependencies'], compile_only=self.compiler.is_cross) res = self.compiler.compute_int(expression, kwargs['low'], kwargs['high'], kwargs['guess'], kwargs['prefix'], self.environment, extra_args=extra_args, dependencies=deps) mlog.log('Computing int of', mlog.bold(expression, True), msg, res) return res @typed_pos_args('compiler.sizeof', str) @typed_kwargs('compiler.sizeof', *_COMMON_KWS) def sizeof_method(self, args: T.Tuple[str], kwargs: 'CommonKW') -> int: element = args[0] extra_args = functools.partial(self._determine_args, kwargs['no_builtin_args'], kwargs['include_directories'], kwargs['args']) deps, msg = self._determine_dependencies(kwargs['dependencies'], compile_only=self.compiler.is_cross) esize = self.compiler.sizeof(element, kwargs['prefix'], self.environment, extra_args=extra_args, dependencies=deps) mlog.log('Checking for size of', mlog.bold(element, True), msg, esize) return esize @FeatureNew('compiler.get_define', '0.40.0') @typed_pos_args('compiler.get_define', str) @typed_kwargs('compiler.get_define', *_COMMON_KWS) def get_define_method(self, args: T.Tuple[str], kwargs: 'CommonKW') -> str: element = args[0] extra_args = functools.partial(self._determine_args, kwargs['no_builtin_args'], kwargs['include_directories'], kwargs['args']) deps, msg = self._determine_dependencies(kwargs['dependencies']) value, cached = self.compiler.get_define(element, kwargs['prefix'], self.environment, extra_args=extra_args, dependencies=deps) cached_msg = mlog.blue('(cached)') if cached else '' mlog.log('Fetching value of define', mlog.bold(element, True), msg, value, cached_msg) return value @typed_pos_args('compiler.compiles', (str, mesonlib.File)) @typed_kwargs('compiler.compiles', *_COMPILES_KWS) def compiles_method(self, args: T.Tuple['mesonlib.FileOrString'], kwargs: 'CompileKW') -> bool: code = args[0] if isinstance(code, mesonlib.File): self.interpreter.add_build_def_file(code) code = mesonlib.File.from_absolute_file( code.rel_to_builddir(self.environment.source_dir)) testname = kwargs['name'] extra_args = functools.partial(self._determine_args, kwargs['no_builtin_args'], kwargs['include_directories'], kwargs['args']) deps, msg = self._determine_dependencies(kwargs['dependencies'], endl=None) result, cached = self.compiler.compiles(code, self.environment, extra_args=extra_args, dependencies=deps) if testname: if result: h = mlog.green('YES') else: h = mlog.red('NO') cached_msg = mlog.blue('(cached)') if cached else '' mlog.log('Checking if', mlog.bold(testname, True), msg, 'compiles:', h, cached_msg) return result @typed_pos_args('compiler.links', (str, mesonlib.File)) @typed_kwargs('compiler.links', *_COMPILES_KWS) def links_method(self, args: T.Tuple['mesonlib.FileOrString'], kwargs: 'CompileKW') -> bool: code = args[0] compiler = None if isinstance(code, mesonlib.File): self.interpreter.add_build_def_file(code) code = mesonlib.File.from_absolute_file( code.rel_to_builddir(self.environment.source_dir)) suffix = code.suffix if suffix not in self.compiler.file_suffixes: for_machine = self.compiler.for_machine clist = self.interpreter.coredata.compilers[for_machine] if suffix not in SUFFIX_TO_LANG: # just pass it to the compiler driver mlog.warning(f'Unknown suffix for test file {code}') elif SUFFIX_TO_LANG[suffix] not in clist: mlog.warning(f'Passed {SUFFIX_TO_LANG[suffix]} source to links method, not specified for {for_machine.get_lower_case_name()} machine.') else: compiler = clist[SUFFIX_TO_LANG[suffix]] testname = kwargs['name'] extra_args = functools.partial(self._determine_args, kwargs['no_builtin_args'], kwargs['include_directories'], kwargs['args']) deps, msg = self._determine_dependencies(kwargs['dependencies'], compile_only=False) result, cached = self.compiler.links(code, self.environment, compiler=compiler, extra_args=extra_args, dependencies=deps) cached_msg = mlog.blue('(cached)') if cached else '' if testname: if result: h = mlog.green('YES') else: h = mlog.red('NO') mlog.log('Checking if', mlog.bold(testname, True), msg, 'links:', h, cached_msg) return result @FeatureNew('compiler.check_header', '0.47.0') @typed_pos_args('compiler.check_header', str) @typed_kwargs('compiler.check_header', *_HEADER_KWS) def check_header_method(self, args: T.Tuple[str], kwargs: 'HeaderKW') -> bool: hname = args[0] disabled, required, feature = extract_required_kwarg(kwargs, self.subproject, default=False) if disabled: mlog.log('Check usable header', mlog.bold(hname, True), 'skipped: feature', mlog.bold(feature), 'disabled') return False extra_args = functools.partial(self._determine_args, kwargs['no_builtin_args'], kwargs['include_directories'], kwargs['args']) deps, msg = self._determine_dependencies(kwargs['dependencies']) haz, cached = self.compiler.check_header(hname, kwargs['prefix'], self.environment, extra_args=extra_args, dependencies=deps) cached_msg = mlog.blue('(cached)') if cached else '' if required and not haz: raise InterpreterException(f'{self.compiler.get_display_language()} header {hname!r} not usable') elif haz: h = mlog.green('YES') else: h = mlog.red('NO') mlog.log('Check usable header', mlog.bold(hname, True), msg, h, cached_msg) return haz def _has_header_impl(self, hname: str, kwargs: 'HeaderKW') -> bool: disabled, required, feature = extract_required_kwarg(kwargs, self.subproject, default=False) if disabled: mlog.log('Has header', mlog.bold(hname, True), 'skipped: feature', mlog.bold(feature), 'disabled') return False extra_args = functools.partial(self._determine_args, kwargs['no_builtin_args'], kwargs['include_directories'], kwargs['args']) deps, msg = self._determine_dependencies(kwargs['dependencies']) haz, cached = self.compiler.has_header(hname, kwargs['prefix'], self.environment, extra_args=extra_args, dependencies=deps) cached_msg = mlog.blue('(cached)') if cached else '' if required and not haz: raise InterpreterException(f'{self.compiler.get_display_language()} header {hname!r} not found') elif haz: h = mlog.green('YES') else: h = mlog.red('NO') mlog.log('Has header', mlog.bold(hname, True), msg, h, cached_msg) return haz @typed_pos_args('compiler.has_header', str) @typed_kwargs('compiler.has_header', *_HEADER_KWS) def has_header_method(self, args: T.Tuple[str], kwargs: 'HeaderKW') -> bool: return self._has_header_impl(args[0], kwargs) @typed_pos_args('compiler.has_header_symbol', str, str) @typed_kwargs('compiler.has_header_symbol', *_HEADER_KWS) def has_header_symbol_method(self, args: T.Tuple[str, str], kwargs: 'HeaderKW') -> bool: hname, symbol = args disabled, required, feature = extract_required_kwarg(kwargs, self.subproject, default=False) if disabled: mlog.log('Header', mlog.bold(hname, True), 'has symbol', mlog.bold(symbol, True), 'skipped: feature', mlog.bold(feature), 'disabled') return False extra_args = functools.partial(self._determine_args, kwargs['no_builtin_args'], kwargs['include_directories'], kwargs['args']) deps, msg = self._determine_dependencies(kwargs['dependencies']) haz, cached = self.compiler.has_header_symbol(hname, symbol, kwargs['prefix'], self.environment, extra_args=extra_args, dependencies=deps) if required and not haz: raise InterpreterException(f'{self.compiler.get_display_language()} symbol {symbol} not found in header {hname}') elif haz: h = mlog.green('YES') else: h = mlog.red('NO') cached_msg = mlog.blue('(cached)') if cached else '' mlog.log('Header', mlog.bold(hname, True), 'has symbol', mlog.bold(symbol, True), msg, h, cached_msg) return haz def notfound_library(self, libname: str) -> 'dependencies.ExternalLibrary': lib = dependencies.ExternalLibrary(libname, None, self.environment, self.compiler.language, silent=True) return lib @disablerIfNotFound @typed_pos_args('compiler.find_library', str) @typed_kwargs( 'compiler.find_library', KwargInfo('required', (bool, coredata.UserFeatureOption), default=True), KwargInfo('has_headers', ContainerTypeInfo(list, str), listify=True, default=[], since='0.50.0'), KwargInfo('static', (bool, NoneType), since='0.51.0'), KwargInfo('disabler', bool, default=False, since='0.49.0'), KwargInfo('dirs', ContainerTypeInfo(list, str), listify=True, default=[]), *(k.evolve(name=f'header_{k.name}') for k in _HEADER_KWS) ) def find_library_method(self, args: T.Tuple[str], kwargs: 'FindLibraryKW') -> 'dependencies.ExternalLibrary': # TODO add dependencies support? libname = args[0] disabled, required, feature = extract_required_kwarg(kwargs, self.subproject) if disabled: mlog.log('Library', mlog.bold(libname), 'skipped: feature', mlog.bold(feature), 'disabled') return self.notfound_library(libname) # This could be done with a comprehension, but that confuses the type # checker, and having it check this seems valuable has_header_kwargs: 'HeaderKW' = { 'required': required, 'args': kwargs['header_args'], 'dependencies': kwargs['header_dependencies'], 'include_directories': kwargs['header_include_directories'], 'prefix': kwargs['header_prefix'], 'no_builtin_args': kwargs['header_no_builtin_args'], } for h in kwargs['has_headers']: if not self._has_header_impl(h, has_header_kwargs): return self.notfound_library(libname) search_dirs = extract_search_dirs(kwargs) prefer_static = self.environment.coredata.get_option(OptionKey('prefer_static')) if kwargs['static'] is True: libtype = mesonlib.LibType.STATIC elif kwargs['static'] is False: libtype = mesonlib.LibType.SHARED elif prefer_static: libtype = mesonlib.LibType.PREFER_STATIC else: libtype = mesonlib.LibType.PREFER_SHARED linkargs = self.compiler.find_library(libname, self.environment, search_dirs, libtype) if required and not linkargs: if libtype == mesonlib.LibType.PREFER_SHARED: libtype_s = 'shared or static' else: libtype_s = libtype.name.lower() raise InterpreterException('{} {} library {!r} not found' .format(self.compiler.get_display_language(), libtype_s, libname)) lib = dependencies.ExternalLibrary(libname, linkargs, self.environment, self.compiler.language) return lib def _has_argument_impl(self, arguments: T.Union[str, T.List[str]], mode: _TestMode = _TestMode.COMPILER) -> bool: """Shared implementation for methods checking compiler and linker arguments.""" # This simplifies the callers if isinstance(arguments, str): arguments = [arguments] test = self.compiler.has_multi_link_arguments if mode is _TestMode.LINKER else self.compiler.has_multi_arguments result, cached = test(arguments, self.environment) cached_msg = mlog.blue('(cached)') if cached else '' mlog.log( 'Compiler for', self.compiler.get_display_language(), 'supports{}'.format(' link' if mode is _TestMode.LINKER else ''), 'arguments {}:'.format(' '.join(arguments)), mlog.green('YES') if result else mlog.red('NO'), cached_msg) return result @noKwargs @typed_pos_args('compiler.has_argument', str) def has_argument_method(self, args: T.Tuple[str], kwargs: 'TYPE_kwargs') -> bool: return self._has_argument_impl([args[0]]) @noKwargs @typed_pos_args('compiler.has_multi_arguments', varargs=str) @FeatureNew('compiler.has_multi_arguments', '0.37.0') def has_multi_arguments_method(self, args: T.Tuple[T.List[str]], kwargs: 'TYPE_kwargs') -> bool: return self._has_argument_impl(args[0]) @FeatureNew('compiler.get_supported_arguments', '0.43.0') @typed_pos_args('compiler.get_supported_arguments', varargs=str) @typed_kwargs( 'compiler.get_supported_arguments', KwargInfo('checked', str, default='off', since='0.59.0', validator=in_set_validator({'warn', 'require', 'off'})), ) def get_supported_arguments_method(self, args: T.Tuple[T.List[str]], kwargs: 'GetSupportedArgumentKw') -> T.List[str]: supported_args: T.List[str] = [] checked = kwargs['checked'] for arg in args[0]: if not self._has_argument_impl([arg]): msg = f'Compiler for {self.compiler.get_display_language()} does not support "{arg}"' if checked == 'warn': mlog.warning(msg) elif checked == 'require': raise mesonlib.MesonException(msg) else: supported_args.append(arg) return supported_args @noKwargs @typed_pos_args('compiler.first_supported_argument', varargs=str) def first_supported_argument_method(self, args: T.Tuple[T.List[str]], kwargs: 'TYPE_kwargs') -> T.List[str]: for arg in args[0]: if self._has_argument_impl([arg]): mlog.log('First supported argument:', mlog.bold(arg)) return [arg] mlog.log('First supported argument:', mlog.red('None')) return [] @FeatureNew('compiler.has_link_argument', '0.46.0') @noKwargs @typed_pos_args('compiler.has_link_argument', str) def has_link_argument_method(self, args: T.Tuple[str], kwargs: 'TYPE_kwargs') -> bool: return self._has_argument_impl([args[0]], mode=_TestMode.LINKER) @FeatureNew('compiler.has_multi_link_argument', '0.46.0') @noKwargs @typed_pos_args('compiler.has_multi_link_argument', varargs=str) def has_multi_link_arguments_method(self, args: T.Tuple[T.List[str]], kwargs: 'TYPE_kwargs') -> bool: return self._has_argument_impl(args[0], mode=_TestMode.LINKER) @FeatureNew('compiler.get_supported_link_arguments', '0.46.0') @noKwargs @typed_pos_args('compiler.get_supported_link_arguments', varargs=str) def get_supported_link_arguments_method(self, args: T.Tuple[T.List[str]], kwargs: 'TYPE_kwargs') -> T.List[str]: supported_args: T.List[str] = [] for arg in args[0]: if self._has_argument_impl([arg], mode=_TestMode.LINKER): supported_args.append(arg) return supported_args @FeatureNew('compiler.first_supported_link_argument_method', '0.46.0') @noKwargs @typed_pos_args('compiler.first_supported_link_argument', varargs=str) def first_supported_link_argument_method(self, args: T.Tuple[T.List[str]], kwargs: 'TYPE_kwargs') -> T.List[str]: for arg in args[0]: if self._has_argument_impl([arg], mode=_TestMode.LINKER): mlog.log('First supported link argument:', mlog.bold(arg)) return [arg] mlog.log('First supported link argument:', mlog.red('None')) return [] def _has_function_attribute_impl(self, attr: str) -> bool: """Common helper for function attribute testing.""" result, cached = self.compiler.has_func_attribute(attr, self.environment) cached_msg = mlog.blue('(cached)') if cached else '' h = mlog.green('YES') if result else mlog.red('NO') mlog.log(f'Compiler for {self.compiler.get_display_language()} supports function attribute {attr}:', h, cached_msg) return result @FeatureNew('compiler.has_function_attribute', '0.48.0') @noKwargs @typed_pos_args('compiler.has_function_attribute', str) def has_func_attribute_method(self, args: T.Tuple[str], kwargs: 'TYPE_kwargs') -> bool: return self._has_function_attribute_impl(args[0]) @FeatureNew('compiler.get_supported_function_attributes', '0.48.0') @noKwargs @typed_pos_args('compiler.get_supported_function_attributes', varargs=str) def get_supported_function_attributes_method(self, args: T.Tuple[T.List[str]], kwargs: 'TYPE_kwargs') -> T.List[str]: return [a for a in args[0] if self._has_function_attribute_impl(a)] @FeatureNew('compiler.get_argument_syntax_method', '0.49.0') @noPosargs @noKwargs def get_argument_syntax_method(self, args: T.List['TYPE_var'], kwargs: 'TYPE_kwargs') -> str: return self.compiler.get_argument_syntax() @FeatureNew('compiler.preprocess', '0.64.0') @typed_pos_args('compiler.preprocess', varargs=(mesonlib.File, str), min_varargs=1) @typed_kwargs( 'compiler.preprocess', KwargInfo('output', str, default='@PLAINNAME@.i'), KwargInfo('compile_args', ContainerTypeInfo(list, str), listify=True, default=[]), _INCLUDE_DIRS_KW, ) def preprocess_method(self, args: T.Tuple[T.List['mesonlib.FileOrString']], kwargs: 'PreprocessKW') -> T.List[build.CustomTargetIndex]: compiler = self.compiler.get_preprocessor() sources = self.interpreter.source_strings_to_files(args[0]) tg_kwargs = { f'{self.compiler.language}_args': kwargs['compile_args'], 'build_by_default': False, 'include_directories': kwargs['include_directories'], } tg = build.CompileTarget( 'preprocessor', self.interpreter.subdir, self.subproject, self.environment, sources, kwargs['output'], compiler, tg_kwargs) self.interpreter.add_target(tg.name, tg) # Expose this target as list of its outputs, so user can pass them to # other targets, list outputs, etc. private_dir = os.path.relpath(self.interpreter.backend.get_target_private_dir(tg), self.interpreter.subdir) return [build.CustomTargetIndex(tg, os.path.join(private_dir, o)) for o in tg.outputs]