import functools from ..interpreterbase.decorators import typed_kwargs, KwargInfo from .interpreterobjects import (extract_required_kwarg, extract_search_dirs) from .. import mesonlib from .. import mlog from .. import dependencies from ..interpreterbase import (ObjectHolder, noPosargs, noKwargs, permittedKwargs, FeatureNew, FeatureNewKwargs, disablerIfNotFound, check_stringlist, InterpreterException, InvalidArguments) import typing as T import os if T.TYPE_CHECKING: from ..interpreter import Interpreter from ..compilers import Compiler, RunResult 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 @permittedKwargs({}) def returncode_method(self, args, kwargs): return self.held_object.returncode @noPosargs @permittedKwargs({}) def compiled_method(self, args, kwargs): return self.held_object.compiled @noPosargs @permittedKwargs({}) def stdout_method(self, args, kwargs): return self.held_object.stdout @noPosargs @permittedKwargs({}) def stderr_method(self, args, kwargs): return self.held_object.stderr header_permitted_kwargs = { 'required', 'prefix', 'no_builtin_args', 'include_directories', 'args', 'dependencies', } find_library_permitted_kwargs = { 'has_headers', 'required', 'dirs', 'static', } find_library_permitted_kwargs |= {'header_' + k for k in header_permitted_kwargs} 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, 'unittest_args': self.unittest_args_method, 'symbols_have_underscore_prefix': self.symbols_have_underscore_prefix_method, 'get_argument_syntax': self.get_argument_syntax_method, }) @property def compiler(self) -> 'Compiler': return self.held_object def _dep_msg(self, deps, endl): msg_single = 'with dependency {}' msg_many = 'with dependencies {}' if not deps: return endl if endl is None: endl = '' names = [] for d in deps: if isinstance(d, dependencies.InternalDependency): continue if isinstance(d, dependencies.ExternalLibrary): name = '-l' + d.name else: name = d.name names.append(name) if not names: return None tpl = msg_many if len(names) > 1 else msg_single return tpl.format(', '.join(names)) + endl @noPosargs @permittedKwargs({}) def version_method(self, args, kwargs): return self.compiler.version @noPosargs @permittedKwargs({}) def cmd_array_method(self, args, kwargs): return self.compiler.exelist def determine_args(self, kwargs, mode='link'): nobuiltins = kwargs.get('no_builtin_args', False) if not isinstance(nobuiltins, bool): raise InterpreterException('Type of no_builtin_args not a boolean.') args = [] incdirs = mesonlib.extract_as_list(kwargs, 'include_directories') for i in incdirs: from ..build import IncludeDirs if not isinstance(i, IncludeDirs): raise InterpreterException('Include directories argument must be an include_directories object.') for idir in i.to_string_list(self.environment.get_source_dir()): args += 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 == 'link': args += self.compiler.get_option_link_args(opts) args += mesonlib.stringlistify(kwargs.get('args', [])) return args def determine_dependencies(self, kwargs, endl=':'): deps = kwargs.get('dependencies', None) if deps is not None: final_deps = [] while deps: next_deps = [] for d in mesonlib.listify(deps): if not isinstance(d, dependencies.Dependency) or d.is_built(): raise InterpreterException('Dependencies must be external dependencies') final_deps.append(d) next_deps.extend(d.ext_deps) deps = next_deps deps = final_deps return deps, self._dep_msg(deps, endl) @permittedKwargs({ 'prefix', 'args', 'dependencies', }) def alignment_method(self, args, kwargs): if len(args) != 1: raise InterpreterException('Alignment method takes exactly one positional argument.') check_stringlist(args) typename = args[0] prefix = kwargs.get('prefix', '') if not isinstance(prefix, str): raise InterpreterException('Prefix argument of alignment must be a string.') extra_args = mesonlib.stringlistify(kwargs.get('args', [])) deps, msg = self.determine_dependencies(kwargs) result = self.compiler.alignment(typename, prefix, self.environment, extra_args=extra_args, dependencies=deps) mlog.log('Checking for alignment of', mlog.bold(typename, True), msg, result) return result @permittedKwargs({ 'name', 'no_builtin_args', 'include_directories', 'args', 'dependencies', }) def run_method(self, args, kwargs): if len(args) != 1: raise InterpreterException('Run method takes exactly one positional argument.') code = args[0] if isinstance(code, mesonlib.File): code = mesonlib.File.from_absolute_file( code.rel_to_builddir(self.environment.source_dir)) elif not isinstance(code, str): raise InvalidArguments('Argument must be string or file.') testname = kwargs.get('name', '') if not isinstance(testname, str): raise InterpreterException('Testname argument must be a string.') extra_args = functools.partial(self.determine_args, kwargs) deps, msg = self.determine_dependencies(kwargs, endl=None) result = self.compiler.run(code, self.environment, extra_args=extra_args, dependencies=deps) if len(testname) > 0: if not result.compiled: h = mlog.red('DID NOT COMPILE') elif result.returncode == 0: h = mlog.green('YES') else: h = mlog.red('NO (%d)' % result.returncode) mlog.log('Checking if', mlog.bold(testname, True), msg, 'runs:', h) return result @noPosargs @permittedKwargs({}) def get_id_method(self, args, kwargs): return self.compiler.get_id() @noPosargs @permittedKwargs({}) @FeatureNew('compiler.get_linker_id', '0.53.0') def get_linker_id_method(self, args, kwargs): return self.compiler.get_linker_id() @noPosargs @permittedKwargs({}) def symbols_have_underscore_prefix_method(self, args, kwargs): ''' 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) @noPosargs @permittedKwargs({}) def unittest_args_method(self, args, kwargs): ''' This function is deprecated and should not be used. It can be removed in a future version of Meson. ''' if not hasattr(self.compiler, 'get_feature_args'): raise InterpreterException(f'This {self.compiler.get_display_language()} compiler has no feature arguments.') build_to_src = os.path.relpath(self.environment.get_source_dir(), self.environment.get_build_dir()) return self.compiler.get_feature_args({'unittest': 'true'}, build_to_src) @permittedKwargs({ 'prefix', 'no_builtin_args', 'include_directories', 'args', 'dependencies', }) def has_member_method(self, args, kwargs): if len(args) != 2: raise InterpreterException('Has_member takes exactly two arguments.') check_stringlist(args) typename, membername = args prefix = kwargs.get('prefix', '') if not isinstance(prefix, str): raise InterpreterException('Prefix argument of has_member must be a string.') extra_args = functools.partial(self.determine_args, kwargs) deps, msg = self.determine_dependencies(kwargs) had, cached = self.compiler.has_members(typename, [membername], prefix, self.environment, extra_args=extra_args, dependencies=deps) cached = 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) return had @permittedKwargs({ 'prefix', 'no_builtin_args', 'include_directories', 'args', 'dependencies', }) def has_members_method(self, args, kwargs): if len(args) < 2: raise InterpreterException('Has_members needs at least two arguments.') check_stringlist(args) typename, *membernames = args prefix = kwargs.get('prefix', '') if not isinstance(prefix, str): raise InterpreterException('Prefix argument of has_members must be a string.') extra_args = functools.partial(self.determine_args, kwargs) deps, msg = self.determine_dependencies(kwargs) had, cached = self.compiler.has_members(typename, membernames, prefix, self.environment, extra_args=extra_args, dependencies=deps) cached = 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) return had @permittedKwargs({ 'prefix', 'no_builtin_args', 'include_directories', 'args', 'dependencies', }) def has_function_method(self, args, kwargs): if len(args) != 1: raise InterpreterException('Has_function takes exactly one argument.') check_stringlist(args) funcname = args[0] prefix = kwargs.get('prefix', '') if not isinstance(prefix, str): raise InterpreterException('Prefix argument of has_function must be a string.') extra_args = self.determine_args(kwargs) deps, msg = self.determine_dependencies(kwargs) had, cached = self.compiler.has_function(funcname, prefix, self.environment, extra_args=extra_args, dependencies=deps) cached = 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) return had @permittedKwargs({ 'prefix', 'no_builtin_args', 'include_directories', 'args', 'dependencies', }) def has_type_method(self, args, kwargs): if len(args) != 1: raise InterpreterException('Has_type takes exactly one argument.') check_stringlist(args) typename = args[0] prefix = kwargs.get('prefix', '') if not isinstance(prefix, str): raise InterpreterException('Prefix argument of has_type must be a string.') extra_args = functools.partial(self.determine_args, kwargs) deps, msg = self.determine_dependencies(kwargs) had, cached = self.compiler.has_type(typename, prefix, self.environment, extra_args=extra_args, dependencies=deps) cached = 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) return had @FeatureNew('compiler.compute_int', '0.40.0') @permittedKwargs({ 'prefix', 'low', 'high', 'guess', 'no_builtin_args', 'include_directories', 'args', 'dependencies', }) def compute_int_method(self, args, kwargs): if len(args) != 1: raise InterpreterException('Compute_int takes exactly one argument.') check_stringlist(args) expression = args[0] prefix = kwargs.get('prefix', '') low = kwargs.get('low', None) high = kwargs.get('high', None) guess = kwargs.get('guess', None) if not isinstance(prefix, str): raise InterpreterException('Prefix argument of compute_int must be a string.') if low is not None and not isinstance(low, int): raise InterpreterException('Low argument of compute_int must be an int.') if high is not None and not isinstance(high, int): raise InterpreterException('High argument of compute_int must be an int.') if guess is not None and not isinstance(guess, int): raise InterpreterException('Guess argument of compute_int must be an int.') extra_args = functools.partial(self.determine_args, kwargs) deps, msg = self.determine_dependencies(kwargs) res = self.compiler.compute_int(expression, low, high, guess, prefix, self.environment, extra_args=extra_args, dependencies=deps) mlog.log('Computing int of', mlog.bold(expression, True), msg, res) return res @permittedKwargs({ 'prefix', 'no_builtin_args', 'include_directories', 'args', 'dependencies', }) def sizeof_method(self, args, kwargs): if len(args) != 1: raise InterpreterException('Sizeof takes exactly one argument.') check_stringlist(args) element = args[0] prefix = kwargs.get('prefix', '') if not isinstance(prefix, str): raise InterpreterException('Prefix argument of sizeof must be a string.') extra_args = functools.partial(self.determine_args, kwargs) deps, msg = self.determine_dependencies(kwargs) esize = self.compiler.sizeof(element, 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') @permittedKwargs({ 'prefix', 'no_builtin_args', 'include_directories', 'args', 'dependencies', }) def get_define_method(self, args, kwargs): if len(args) != 1: raise InterpreterException('get_define() takes exactly one argument.') check_stringlist(args) element = args[0] prefix = kwargs.get('prefix', '') if not isinstance(prefix, str): raise InterpreterException('Prefix argument of get_define() must be a string.') extra_args = functools.partial(self.determine_args, kwargs) deps, msg = self.determine_dependencies(kwargs) value, cached = self.compiler.get_define(element, prefix, self.environment, extra_args=extra_args, dependencies=deps) cached = mlog.blue('(cached)') if cached else '' mlog.log('Fetching value of define', mlog.bold(element, True), msg, value, cached) return value @permittedKwargs({ 'name', 'no_builtin_args', 'include_directories', 'args', 'dependencies', }) def compiles_method(self, args, kwargs): if len(args) != 1: raise InterpreterException('compiles method takes exactly one argument.') code = args[0] if isinstance(code, mesonlib.File): code = mesonlib.File.from_absolute_file( code.rel_to_builddir(self.environment.source_dir)) elif not isinstance(code, str): raise InvalidArguments('Argument must be string or file.') testname = kwargs.get('name', '') if not isinstance(testname, str): raise InterpreterException('Testname argument must be a string.') extra_args = functools.partial(self.determine_args, kwargs) deps, msg = self.determine_dependencies(kwargs, endl=None) result, cached = self.compiler.compiles(code, self.environment, extra_args=extra_args, dependencies=deps) if len(testname) > 0: if result: h = mlog.green('YES') else: h = mlog.red('NO') cached = mlog.blue('(cached)') if cached else '' mlog.log('Checking if', mlog.bold(testname, True), msg, 'compiles:', h, cached) return result @permittedKwargs({ 'name', 'no_builtin_args', 'include_directories', 'args', 'dependencies', }) def links_method(self, args, kwargs): if len(args) != 1: raise InterpreterException('links method takes exactly one argument.') code = args[0] if isinstance(code, mesonlib.File): code = mesonlib.File.from_absolute_file( code.rel_to_builddir(self.environment.source_dir)) elif not isinstance(code, str): raise InvalidArguments('Argument must be string or file.') testname = kwargs.get('name', '') if not isinstance(testname, str): raise InterpreterException('Testname argument must be a string.') extra_args = functools.partial(self.determine_args, kwargs) deps, msg = self.determine_dependencies(kwargs, endl=None) result, cached = self.compiler.links(code, self.environment, extra_args=extra_args, dependencies=deps) cached = mlog.blue('(cached)') if cached else '' if len(testname) > 0: if result: h = mlog.green('YES') else: h = mlog.red('NO') mlog.log('Checking if', mlog.bold(testname, True), msg, 'links:', h, cached) return result @FeatureNew('compiler.check_header', '0.47.0') @FeatureNewKwargs('compiler.check_header', '0.50.0', ['required']) @permittedKwargs(header_permitted_kwargs) def check_header_method(self, args, kwargs): if len(args) != 1: raise InterpreterException('check_header method takes exactly one argument.') check_stringlist(args) hname = args[0] prefix = kwargs.get('prefix', '') if not isinstance(prefix, str): raise InterpreterException('Prefix argument of has_header must be a string.') 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) deps, msg = self.determine_dependencies(kwargs) haz, cached = self.compiler.check_header(hname, prefix, self.environment, extra_args=extra_args, dependencies=deps) cached = 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) return haz @FeatureNewKwargs('compiler.has_header', '0.50.0', ['required']) @permittedKwargs(header_permitted_kwargs) def has_header_method(self, args, kwargs): if len(args) != 1: raise InterpreterException('has_header method takes exactly one argument.') check_stringlist(args) hname = args[0] prefix = kwargs.get('prefix', '') if not isinstance(prefix, str): raise InterpreterException('Prefix argument of has_header must be a string.') 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) deps, msg = self.determine_dependencies(kwargs) haz, cached = self.compiler.has_header(hname, prefix, self.environment, extra_args=extra_args, dependencies=deps) cached = 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) return haz @FeatureNewKwargs('compiler.has_header_symbol', '0.50.0', ['required']) @permittedKwargs(header_permitted_kwargs) def has_header_symbol_method(self, args, kwargs): if len(args) != 2: raise InterpreterException('has_header_symbol method takes exactly two arguments.') check_stringlist(args) hname, symbol = args prefix = kwargs.get('prefix', '') if not isinstance(prefix, str): raise InterpreterException('Prefix argument of has_header_symbol must be a string.') disabled, required, feature = extract_required_kwarg(kwargs, self.subproject, default=False) if disabled: mlog.log(f'Header <{hname}> has symbol', mlog.bold(symbol, True), 'skipped: feature', mlog.bold(feature), 'disabled') return False extra_args = functools.partial(self.determine_args, kwargs) deps, msg = self.determine_dependencies(kwargs) haz, cached = self.compiler.has_header_symbol(hname, symbol, 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 = mlog.blue('(cached)') if cached else '' mlog.log(f'Header <{hname}> has symbol', mlog.bold(symbol, True), msg, h, cached) return haz def notfound_library(self, libname): lib = dependencies.ExternalLibrary(libname, None, self.environment, self.compiler.language, silent=True) return lib @FeatureNewKwargs('compiler.find_library', '0.51.0', ['static']) @FeatureNewKwargs('compiler.find_library', '0.50.0', ['has_headers']) @FeatureNewKwargs('compiler.find_library', '0.49.0', ['disabler']) @disablerIfNotFound @permittedKwargs(find_library_permitted_kwargs) def find_library_method(self, args, kwargs): # TODO add dependencies support? if len(args) != 1: raise InterpreterException('find_library method takes one argument.') libname = args[0] if not isinstance(libname, str): raise InterpreterException('Library name not a string.') 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) has_header_kwargs = {k[7:]: v for k, v in kwargs.items() if k.startswith('header_')} has_header_kwargs['required'] = required headers = mesonlib.stringlistify(kwargs.get('has_headers', [])) for h in headers: if not self.has_header_method([h], has_header_kwargs): return self.notfound_library(libname) search_dirs = extract_search_dirs(kwargs) libtype = mesonlib.LibType.PREFER_SHARED if 'static' in kwargs: if not isinstance(kwargs['static'], bool): raise InterpreterException('static must be a boolean') libtype = mesonlib.LibType.STATIC if kwargs['static'] else mesonlib.LibType.SHARED linkargs = self.compiler.find_library(libname, self.environment, search_dirs, libtype) if required and not linkargs: if libtype == mesonlib.LibType.PREFER_SHARED: libtype = 'shared or static' else: libtype = libtype.name.lower() raise InterpreterException('{} {} library {!r} not found' .format(self.compiler.get_display_language(), libtype, libname)) lib = dependencies.ExternalLibrary(libname, linkargs, self.environment, self.compiler.language) return lib @permittedKwargs({}) def has_argument_method(self, args: T.Sequence[str], kwargs) -> bool: args = mesonlib.stringlistify(args) if len(args) != 1: raise InterpreterException('has_argument takes exactly one argument.') return self.has_multi_arguments_method(args, kwargs) @permittedKwargs({}) def has_multi_arguments_method(self, args: T.Sequence[str], kwargs: dict): args = mesonlib.stringlistify(args) result, cached = self.compiler.has_multi_arguments(args, self.environment) if result: h = mlog.green('YES') else: h = mlog.red('NO') cached = mlog.blue('(cached)') if cached else '' mlog.log( 'Compiler for {} supports arguments {}:'.format( self.compiler.get_display_language(), ' '.join(args)), h, cached) return result @FeatureNew('compiler.get_supported_arguments', '0.43.0') @typed_kwargs( 'compiler.get_supported_arguments', KwargInfo('checked', str, default='off', since='0.59.0', validator=lambda s: 'must be one of "warn", "require" or "off"' if s not in ['warn', 'require', 'off'] else None) ) def get_supported_arguments_method(self, args: T.Sequence[str], kwargs: T.Dict[str, T.Any]): args = mesonlib.stringlistify(args) supported_args = [] checked = kwargs.pop('checked') for arg in args: if not self.has_argument_method(arg, kwargs): 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 @permittedKwargs({}) def first_supported_argument_method(self, args: T.Sequence[str], kwargs: dict) -> T.List[str]: for arg in mesonlib.stringlistify(args): if self.has_argument_method(arg, kwargs): 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') @permittedKwargs({}) def has_link_argument_method(self, args, kwargs): args = mesonlib.stringlistify(args) if len(args) != 1: raise InterpreterException('has_link_argument takes exactly one argument.') return self.has_multi_link_arguments_method(args, kwargs) @FeatureNew('compiler.has_multi_link_argument', '0.46.0') @permittedKwargs({}) def has_multi_link_arguments_method(self, args, kwargs): args = mesonlib.stringlistify(args) result, cached = self.compiler.has_multi_link_arguments(args, self.environment) cached = mlog.blue('(cached)') if cached else '' if result: h = mlog.green('YES') else: h = mlog.red('NO') mlog.log( 'Compiler for {} supports link arguments {}:'.format( self.compiler.get_display_language(), ' '.join(args)), h, cached) return result @FeatureNew('compiler.get_supported_link_arguments_method', '0.46.0') @permittedKwargs({}) def get_supported_link_arguments_method(self, args, kwargs): args = mesonlib.stringlistify(args) supported_args = [] for arg in args: if self.has_link_argument_method(arg, kwargs): supported_args.append(arg) return supported_args @FeatureNew('compiler.first_supported_link_argument_method', '0.46.0') @permittedKwargs({}) def first_supported_link_argument_method(self, args, kwargs): for i in mesonlib.stringlistify(args): if self.has_link_argument_method(i, kwargs): mlog.log('First supported link argument:', mlog.bold(i)) return [i] mlog.log('First supported link argument:', mlog.red('None')) return [] @FeatureNew('compiler.has_function_attribute', '0.48.0') @permittedKwargs({}) def has_func_attribute_method(self, args, kwargs): args = mesonlib.stringlistify(args) if len(args) != 1: raise InterpreterException('has_func_attribute takes exactly one argument.') result, cached = self.compiler.has_func_attribute(args[0], self.environment) cached = mlog.blue('(cached)') if cached else '' h = mlog.green('YES') if result else mlog.red('NO') mlog.log('Compiler for {} supports function attribute {}:'.format(self.compiler.get_display_language(), args[0]), h, cached) return result @FeatureNew('compiler.get_supported_function_attributes', '0.48.0') @permittedKwargs({}) def get_supported_function_attributes_method(self, args, kwargs): args = mesonlib.stringlistify(args) return [a for a in args if self.has_func_attribute_method(a, kwargs)] @FeatureNew('compiler.get_argument_syntax_method', '0.49.0') @noPosargs @noKwargs def get_argument_syntax_method(self, args, kwargs): return self.compiler.get_argument_syntax()