# SPDX-License-Identifier: Apache-2.0 # Copyright 2015 The Meson development team # Copyright © 2021-2023 Intel Corporation from __future__ import annotations import os import shutil import typing as T import xml.etree.ElementTree as ET from . import ModuleReturnValue, ExtensionModule from .. import build from .. import coredata from .. import mlog from ..dependencies import find_external_dependency, Dependency, ExternalLibrary, InternalDependency from ..mesonlib import MesonException, File, version_compare, Popen_safe from ..interpreter import extract_required_kwarg from ..interpreter.type_checking import INSTALL_DIR_KW, INSTALL_KW, NoneType from ..interpreterbase import ContainerTypeInfo, FeatureDeprecated, KwargInfo, noPosargs, FeatureNew, typed_kwargs from ..programs import NonExistingExternalProgram if T.TYPE_CHECKING: from . import ModuleState from ..dependencies.qt import QtPkgConfigDependency, QmakeQtDependency from ..interpreter import Interpreter from ..interpreter import kwargs from ..mesonlib import FileOrString from ..programs import ExternalProgram QtDependencyType = T.Union[QtPkgConfigDependency, QmakeQtDependency] from typing_extensions import TypedDict class ResourceCompilerKwArgs(TypedDict): """Keyword arguments for the Resource Compiler method.""" name: T.Optional[str] sources: T.Sequence[T.Union[FileOrString, build.CustomTarget, build.CustomTargetIndex, build.GeneratedList]] extra_args: T.List[str] method: str class UICompilerKwArgs(TypedDict): """Keyword arguments for the Ui Compiler method.""" sources: T.Sequence[T.Union[FileOrString, build.CustomTarget, build.CustomTargetIndex, build.GeneratedList]] extra_args: T.List[str] method: str preserve_paths: bool class MocCompilerKwArgs(TypedDict): """Keyword arguments for the Moc Compiler method.""" sources: T.Sequence[T.Union[FileOrString, build.CustomTarget, build.CustomTargetIndex, build.GeneratedList]] headers: T.Sequence[T.Union[FileOrString, build.CustomTarget, build.CustomTargetIndex, build.GeneratedList]] extra_args: T.List[str] method: str include_directories: T.List[T.Union[str, build.IncludeDirs]] dependencies: T.List[T.Union[Dependency, ExternalLibrary]] preserve_paths: bool class PreprocessKwArgs(TypedDict): sources: T.List[FileOrString] moc_sources: T.List[T.Union[FileOrString, build.CustomTarget]] moc_headers: T.List[T.Union[FileOrString, build.CustomTarget]] qresources: T.List[FileOrString] ui_files: T.List[T.Union[FileOrString, build.CustomTarget]] moc_extra_arguments: T.List[str] rcc_extra_arguments: T.List[str] uic_extra_arguments: T.List[str] include_directories: T.List[T.Union[str, build.IncludeDirs]] dependencies: T.List[T.Union[Dependency, ExternalLibrary]] method: str preserve_paths: bool class HasToolKwArgs(kwargs.ExtractRequired): method: str class CompileTranslationsKwArgs(TypedDict): build_by_default: bool install: bool install_dir: T.Optional[str] method: str qresource: T.Optional[str] rcc_extra_arguments: T.List[str] ts_files: T.List[T.Union[str, File, build.CustomTarget, build.CustomTargetIndex, build.GeneratedList]] class QtBaseModule(ExtensionModule): _tools_detected = False _rcc_supports_depfiles = False _moc_supports_depfiles = False def __init__(self, interpreter: 'Interpreter', qt_version: int = 5): ExtensionModule.__init__(self, interpreter) self.qt_version = qt_version # It is important that this list does not change order as the order of # the returned ExternalPrograms will change as well self.tools: T.Dict[str, T.Union[ExternalProgram, build.Executable]] = { 'moc': NonExistingExternalProgram('moc'), 'uic': NonExistingExternalProgram('uic'), 'rcc': NonExistingExternalProgram('rcc'), 'lrelease': NonExistingExternalProgram('lrelease'), } self.methods.update({ 'has_tools': self.has_tools, 'preprocess': self.preprocess, 'compile_translations': self.compile_translations, 'compile_resources': self.compile_resources, 'compile_ui': self.compile_ui, 'compile_moc': self.compile_moc, }) def compilers_detect(self, state: 'ModuleState', qt_dep: 'QtDependencyType') -> None: """Detect Qt (4 or 5) moc, uic, rcc in the specified bindir or in PATH""" wanted = f'== {qt_dep.version}' def gen_bins() -> T.Generator[T.Tuple[str, str], None, None]: for b in self.tools: if qt_dep.bindir: yield os.path.join(qt_dep.bindir, b), b if qt_dep.libexecdir: yield os.path.join(qt_dep.libexecdir, b), b # prefer the (official) or (unofficial) -qt # of the tool to the plain one, as we # don't know what the unsuffixed one points to without calling it. yield f'{b}{qt_dep.qtver}', b yield f'{b}-qt{qt_dep.qtver}', b yield b, b for b, name in gen_bins(): if self.tools[name].found(): continue if name == 'lrelease': arg = ['-version'] elif version_compare(qt_dep.version, '>= 5'): arg = ['--version'] else: arg = ['-v'] # Ensure that the version of qt and each tool are the same def get_version(p: T.Union[ExternalProgram, build.Executable]) -> str: _, out, err = Popen_safe(p.get_command() + arg) if name == 'lrelease' or not qt_dep.version.startswith('4'): care = out else: care = err return care.rsplit(' ', maxsplit=1)[-1].replace(')', '').strip() p = state.find_program(b, required=False, version_func=get_version, wanted=wanted) if p.found(): self.tools[name] = p def _detect_tools(self, state: 'ModuleState', method: str, required: bool = True) -> None: if self._tools_detected: return self._tools_detected = True mlog.log(f'Detecting Qt{self.qt_version} tools') kwargs = {'required': required, 'modules': 'Core', 'method': method} # Just pick one to make mypy happy qt = T.cast('QtPkgConfigDependency', find_external_dependency(f'qt{self.qt_version}', state.environment, kwargs)) if qt.found(): # Get all tools and then make sure that they are the right version self.compilers_detect(state, qt) if version_compare(qt.version, '>=5.15.0'): self._moc_supports_depfiles = True else: mlog.warning('moc dependencies will not work properly until you move to Qt >= 5.15', fatal=False) if version_compare(qt.version, '>=5.14.0'): self._rcc_supports_depfiles = True else: mlog.warning('rcc dependencies will not work properly until you move to Qt >= 5.14:', mlog.bold('https://bugreports.qt.io/browse/QTBUG-45460'), fatal=False) else: suffix = f'-qt{self.qt_version}' self.tools['moc'] = NonExistingExternalProgram(name='moc' + suffix) self.tools['uic'] = NonExistingExternalProgram(name='uic' + suffix) self.tools['rcc'] = NonExistingExternalProgram(name='rcc' + suffix) self.tools['lrelease'] = NonExistingExternalProgram(name='lrelease' + suffix) @staticmethod def _qrc_nodes(state: 'ModuleState', rcc_file: 'FileOrString') -> T.Tuple[str, T.List[str]]: abspath: str if isinstance(rcc_file, str): abspath = os.path.join(state.environment.source_dir, state.subdir, rcc_file) else: abspath = rcc_file.absolute_path(state.environment.source_dir, state.environment.build_dir) rcc_dirname = os.path.dirname(abspath) # FIXME: what error are we actually trying to check here? (probably parse errors?) try: tree = ET.parse(abspath) root = tree.getroot() result: T.List[str] = [] for child in root[0]: if child.tag != 'file': mlog.warning("malformed rcc file: ", os.path.join(state.subdir, str(rcc_file))) break elif child.text is None: raise MesonException(f' element without a path in {os.path.join(state.subdir, str(rcc_file))}') else: result.append(child.text) return rcc_dirname, result except MesonException: raise except Exception: raise MesonException(f'Unable to parse resource file {abspath}') def _parse_qrc_deps(self, state: 'ModuleState', rcc_file_: T.Union['FileOrString', build.CustomTarget, build.CustomTargetIndex, build.GeneratedList]) -> T.List[File]: result: T.List[File] = [] inputs: T.Sequence['FileOrString'] = [] if isinstance(rcc_file_, (str, File)): inputs = [rcc_file_] else: inputs = rcc_file_.get_outputs() for rcc_file in inputs: rcc_dirname, nodes = self._qrc_nodes(state, rcc_file) for resource_path in nodes: # We need to guess if the pointed resource is: # a) in build directory -> implies a generated file # b) in source directory # c) somewhere else external dependency file to bundle # # Also from qrc documentation: relative path are always from qrc file # So relative path must always be computed from qrc file ! if os.path.isabs(resource_path): # a) if resource_path.startswith(os.path.abspath(state.environment.build_dir)): resource_relpath = os.path.relpath(resource_path, state.environment.build_dir) result.append(File(is_built=True, subdir='', fname=resource_relpath)) # either b) or c) else: result.append(File(is_built=False, subdir=state.subdir, fname=resource_path)) else: path_from_rcc = os.path.normpath(os.path.join(rcc_dirname, resource_path)) # a) if path_from_rcc.startswith(state.environment.build_dir): result.append(File(is_built=True, subdir=state.subdir, fname=resource_path)) # b) else: result.append(File(is_built=False, subdir=state.subdir, fname=path_from_rcc)) return result @FeatureNew('qt.has_tools', '0.54.0') @noPosargs @typed_kwargs( 'qt.has_tools', KwargInfo('required', (bool, coredata.UserFeatureOption), default=False), KwargInfo('method', str, default='auto'), ) def has_tools(self, state: 'ModuleState', args: T.Tuple, kwargs: 'HasToolKwArgs') -> bool: method = kwargs.get('method', 'auto') # We have to cast here because TypedDicts are invariant, even though # ExtractRequiredKwArgs is a subset of HasToolKwArgs, type checkers # will insist this is wrong disabled, required, feature = extract_required_kwarg(kwargs, state.subproject, default=False) if disabled: mlog.log('qt.has_tools skipped: feature', mlog.bold(feature), 'disabled') return False self._detect_tools(state, method, required=False) for tool in self.tools.values(): if not tool.found(): if required: raise MesonException('Qt tools not found') return False return True @FeatureNew('qt.compile_resources', '0.59.0') @noPosargs @typed_kwargs( 'qt.compile_resources', KwargInfo('name', (str, NoneType)), KwargInfo( 'sources', ContainerTypeInfo(list, (File, str, build.CustomTarget, build.CustomTargetIndex, build.GeneratedList), allow_empty=False), listify=True, required=True, ), KwargInfo('extra_args', ContainerTypeInfo(list, str), listify=True, default=[]), KwargInfo('method', str, default='auto') ) def compile_resources(self, state: 'ModuleState', args: T.Tuple, kwargs: 'ResourceCompilerKwArgs') -> ModuleReturnValue: """Compile Qt resources files. Uses CustomTargets to generate .cpp files from .qrc files. """ if any(isinstance(s, (build.CustomTarget, build.CustomTargetIndex, build.GeneratedList)) for s in kwargs['sources']): FeatureNew.single_use('qt.compile_resources: custom_target or generator for "sources" keyword argument', '0.60.0', state.subproject, location=state.current_node) out = self._compile_resources_impl(state, kwargs) return ModuleReturnValue(out, [out]) def _compile_resources_impl(self, state: 'ModuleState', kwargs: 'ResourceCompilerKwArgs') -> T.List[build.CustomTarget]: # Avoid the FeatureNew when dispatching from preprocess self._detect_tools(state, kwargs['method']) if not self.tools['rcc'].found(): err_msg = ("{0} sources specified and couldn't find {1}, " "please check your qt{2} installation") raise MesonException(err_msg.format('RCC', f'rcc-qt{self.qt_version}', self.qt_version)) # List of generated CustomTargets targets: T.List[build.CustomTarget] = [] # depfile arguments DEPFILE_ARGS: T.List[str] = ['--depfile', '@DEPFILE@'] if self._rcc_supports_depfiles else [] name = kwargs['name'] sources: T.List['FileOrString'] = [] for s in kwargs['sources']: if isinstance(s, (str, File)): sources.append(s) else: sources.extend(s.get_outputs()) extra_args = kwargs['extra_args'] # If a name was set generate a single .cpp file from all of the qrc # files, otherwise generate one .cpp file per qrc file. if name: qrc_deps: T.List[File] = [] for s in sources: qrc_deps.extend(self._parse_qrc_deps(state, s)) res_target = build.CustomTarget( name, state.subdir, state.subproject, state.environment, self.tools['rcc'].get_command() + ['-name', name, '-o', '@OUTPUT@'] + extra_args + ['@INPUT@'] + DEPFILE_ARGS, sources, [f'{name}.cpp'], depend_files=qrc_deps, depfile=f'{name}.d', description='Compiling Qt resources {}', ) targets.append(res_target) else: for rcc_file in sources: qrc_deps = self._parse_qrc_deps(state, rcc_file) if isinstance(rcc_file, str): basename = os.path.basename(rcc_file) else: basename = os.path.basename(rcc_file.fname) name = f'qt{self.qt_version}-{basename.replace(".", "_")}' res_target = build.CustomTarget( name, state.subdir, state.subproject, state.environment, self.tools['rcc'].get_command() + ['-name', '@BASENAME@', '-o', '@OUTPUT@'] + extra_args + ['@INPUT@'] + DEPFILE_ARGS, [rcc_file], [f'{name}.cpp'], depend_files=qrc_deps, depfile=f'{name}.d', description='Compiling Qt resources {}', ) targets.append(res_target) return targets @FeatureNew('qt.compile_ui', '0.59.0') @noPosargs @typed_kwargs( 'qt.compile_ui', KwargInfo( 'sources', ContainerTypeInfo(list, (File, str, build.CustomTarget, build.CustomTargetIndex, build.GeneratedList), allow_empty=False), listify=True, required=True, ), KwargInfo('extra_args', ContainerTypeInfo(list, str), listify=True, default=[]), KwargInfo('method', str, default='auto'), KwargInfo('preserve_paths', bool, default=False, since='1.4.0'), ) def compile_ui(self, state: ModuleState, args: T.Tuple, kwargs: UICompilerKwArgs) -> ModuleReturnValue: """Compile UI resources into cpp headers.""" if any(isinstance(s, (build.CustomTarget, build.CustomTargetIndex, build.GeneratedList)) for s in kwargs['sources']): FeatureNew.single_use('qt.compile_ui: custom_target or generator for "sources" keyword argument', '0.60.0', state.subproject, location=state.current_node) out = self._compile_ui_impl(state, kwargs) return ModuleReturnValue(out, [out]) def _compile_ui_impl(self, state: ModuleState, kwargs: UICompilerKwArgs) -> build.GeneratedList: # Avoid the FeatureNew when dispatching from preprocess self._detect_tools(state, kwargs['method']) if not self.tools['uic'].found(): err_msg = ("{0} sources specified and couldn't find {1}, " "please check your qt{2} installation") raise MesonException(err_msg.format('UIC', f'uic-qt{self.qt_version}', self.qt_version)) preserve_path_from = os.path.join(state.source_root, state.subdir) if kwargs['preserve_paths'] else None # TODO: This generator isn't added to the generator list in the Interpreter gen = build.Generator( self.tools['uic'], kwargs['extra_args'] + ['-o', '@OUTPUT@', '@INPUT@'], ['ui_@BASENAME@.h'], name=f'Qt{self.qt_version} ui') return gen.process_files(kwargs['sources'], state, preserve_path_from) @FeatureNew('qt.compile_moc', '0.59.0') @noPosargs @typed_kwargs( 'qt.compile_moc', KwargInfo( 'sources', ContainerTypeInfo(list, (File, str, build.CustomTarget, build.CustomTargetIndex, build.GeneratedList)), listify=True, default=[], ), KwargInfo( 'headers', ContainerTypeInfo(list, (File, str, build.CustomTarget, build.CustomTargetIndex, build.GeneratedList)), listify=True, default=[] ), KwargInfo('extra_args', ContainerTypeInfo(list, str), listify=True, default=[]), KwargInfo('method', str, default='auto'), KwargInfo('include_directories', ContainerTypeInfo(list, (build.IncludeDirs, str)), listify=True, default=[]), KwargInfo('dependencies', ContainerTypeInfo(list, (Dependency, ExternalLibrary)), listify=True, default=[]), KwargInfo('preserve_paths', bool, default=False, since='1.4.0'), ) def compile_moc(self, state: ModuleState, args: T.Tuple, kwargs: MocCompilerKwArgs) -> ModuleReturnValue: if any(isinstance(s, (build.CustomTarget, build.CustomTargetIndex, build.GeneratedList)) for s in kwargs['headers']): FeatureNew.single_use('qt.compile_moc: custom_target or generator for "headers" keyword argument', '0.60.0', state.subproject, location=state.current_node) if any(isinstance(s, (build.CustomTarget, build.CustomTargetIndex, build.GeneratedList)) for s in kwargs['sources']): FeatureNew.single_use('qt.compile_moc: custom_target or generator for "sources" keyword argument', '0.60.0', state.subproject, location=state.current_node) out = self._compile_moc_impl(state, kwargs) return ModuleReturnValue(out, [out]) def _compile_moc_impl(self, state: ModuleState, kwargs: MocCompilerKwArgs) -> T.List[build.GeneratedList]: # Avoid the FeatureNew when dispatching from preprocess self._detect_tools(state, kwargs['method']) if not self.tools['moc'].found(): err_msg = ("{0} sources specified and couldn't find {1}, " "please check your qt{2} installation") raise MesonException(err_msg.format('MOC', f'uic-qt{self.qt_version}', self.qt_version)) if not (kwargs['headers'] or kwargs['sources']): raise build.InvalidArguments('At least one of the "headers" or "sources" keyword arguments must be provided and not empty') inc = state.get_include_args(include_dirs=kwargs['include_directories']) compile_args: T.List[str] = [] for dep in kwargs['dependencies']: compile_args.extend(a for a in dep.get_all_compile_args() if a.startswith(('-I', '-D'))) if isinstance(dep, InternalDependency): for incl in dep.include_directories: compile_args.extend(f'-I{i}' for i in incl.to_string_list(self.interpreter.source_root, self.interpreter.environment.build_dir)) output: T.List[build.GeneratedList] = [] # depfile arguments (defaults to .d) DEPFILE_ARGS: T.List[str] = ['--output-dep-file'] if self._moc_supports_depfiles else [] arguments = kwargs['extra_args'] + DEPFILE_ARGS + inc + compile_args + ['@INPUT@', '-o', '@OUTPUT@'] preserve_path_from = os.path.join(state.source_root, state.subdir) if kwargs['preserve_paths'] else None if kwargs['headers']: moc_gen = build.Generator( self.tools['moc'], arguments, ['moc_@BASENAME@.cpp'], depfile='moc_@BASENAME@.cpp.d', name=f'Qt{self.qt_version} moc header') output.append(moc_gen.process_files(kwargs['headers'], state, preserve_path_from)) if kwargs['sources']: moc_gen = build.Generator( self.tools['moc'], arguments, ['@BASENAME@.moc'], depfile='@BASENAME@.moc.d', name=f'Qt{self.qt_version} moc source') output.append(moc_gen.process_files(kwargs['sources'], state, preserve_path_from)) return output # We can't use typed_pos_args here, the signature is ambiguous @typed_kwargs( 'qt.preprocess', KwargInfo('sources', ContainerTypeInfo(list, (File, str)), listify=True, default=[], deprecated='0.59.0'), KwargInfo('qresources', ContainerTypeInfo(list, (File, str)), listify=True, default=[]), KwargInfo('ui_files', ContainerTypeInfo(list, (File, str, build.CustomTarget)), listify=True, default=[]), KwargInfo('moc_sources', ContainerTypeInfo(list, (File, str, build.CustomTarget)), listify=True, default=[]), KwargInfo('moc_headers', ContainerTypeInfo(list, (File, str, build.CustomTarget)), listify=True, default=[]), KwargInfo('moc_extra_arguments', ContainerTypeInfo(list, str), listify=True, default=[], since='0.44.0'), KwargInfo('rcc_extra_arguments', ContainerTypeInfo(list, str), listify=True, default=[], since='0.49.0'), KwargInfo('uic_extra_arguments', ContainerTypeInfo(list, str), listify=True, default=[], since='0.49.0'), KwargInfo('method', str, default='auto'), KwargInfo('include_directories', ContainerTypeInfo(list, (build.IncludeDirs, str)), listify=True, default=[]), KwargInfo('dependencies', ContainerTypeInfo(list, (Dependency, ExternalLibrary)), listify=True, default=[]), KwargInfo('preserve_paths', bool, default=False, since='1.4.0'), ) def preprocess(self, state: ModuleState, args: T.List[T.Union[str, File]], kwargs: PreprocessKwArgs) -> ModuleReturnValue: _sources = args[1:] if _sources: FeatureDeprecated.single_use('qt.preprocess positional sources', '0.59', state.subproject, location=state.current_node) # List is invariant, os we have to cast... sources = T.cast('T.List[T.Union[str, File, build.GeneratedList, build.CustomTarget]]', _sources + kwargs['sources']) for s in sources: if not isinstance(s, (str, File)): raise build.InvalidArguments('Variadic arguments to qt.preprocess must be Strings or Files') method = kwargs['method'] if kwargs['qresources']: # custom output name set? -> one output file, multiple otherwise rcc_kwargs: ResourceCompilerKwArgs = {'name': '', 'sources': kwargs['qresources'], 'extra_args': kwargs['rcc_extra_arguments'], 'method': method} if args: name = args[0] if not isinstance(name, str): raise build.InvalidArguments('First argument to qt.preprocess must be a string') rcc_kwargs['name'] = name sources.extend(self._compile_resources_impl(state, rcc_kwargs)) if kwargs['ui_files']: ui_kwargs: UICompilerKwArgs = { 'sources': kwargs['ui_files'], 'extra_args': kwargs['uic_extra_arguments'], 'method': method, 'preserve_paths': kwargs['preserve_paths'], } sources.append(self._compile_ui_impl(state, ui_kwargs)) if kwargs['moc_headers'] or kwargs['moc_sources']: moc_kwargs: MocCompilerKwArgs = { 'extra_args': kwargs['moc_extra_arguments'], 'sources': kwargs['moc_sources'], 'headers': kwargs['moc_headers'], 'include_directories': kwargs['include_directories'], 'dependencies': kwargs['dependencies'], 'method': method, 'preserve_paths': kwargs['preserve_paths'], } sources.extend(self._compile_moc_impl(state, moc_kwargs)) return ModuleReturnValue(sources, [sources]) @FeatureNew('qt.compile_translations', '0.44.0') @noPosargs @typed_kwargs( 'qt.compile_translations', KwargInfo('build_by_default', bool, default=False), INSTALL_KW, INSTALL_DIR_KW, KwargInfo('method', str, default='auto'), KwargInfo('qresource', (str, NoneType), since='0.56.0'), KwargInfo('rcc_extra_arguments', ContainerTypeInfo(list, str), listify=True, default=[], since='0.56.0'), KwargInfo('ts_files', ContainerTypeInfo(list, (str, File, build.CustomTarget, build.CustomTargetIndex, build.GeneratedList)), listify=True, default=[]), ) def compile_translations(self, state: 'ModuleState', args: T.Tuple, kwargs: 'CompileTranslationsKwArgs') -> ModuleReturnValue: ts_files = kwargs['ts_files'] if any(isinstance(s, (build.CustomTarget, build.CustomTargetIndex, build.GeneratedList)) for s in ts_files): FeatureNew.single_use('qt.compile_translations: custom_target or generator for "ts_files" keyword argument', '0.60.0', state.subproject, location=state.current_node) if kwargs['install'] and not kwargs['install_dir']: raise MesonException('qt.compile_translations: "install_dir" keyword argument must be set when "install" is true.') qresource = kwargs['qresource'] if qresource: if ts_files: raise MesonException('qt.compile_translations: Cannot specify both ts_files and qresource') if os.path.dirname(qresource) != '': raise MesonException('qt.compile_translations: qresource file name must not contain a subdirectory.') qresource_file = File.from_built_file(state.subdir, qresource) infile_abs = os.path.join(state.environment.source_dir, qresource_file.relative_name()) outfile_abs = os.path.join(state.environment.build_dir, qresource_file.relative_name()) os.makedirs(os.path.dirname(outfile_abs), exist_ok=True) shutil.copy2(infile_abs, outfile_abs) self.interpreter.add_build_def_file(infile_abs) _, nodes = self._qrc_nodes(state, qresource_file) for c in nodes: if c.endswith('.qm'): ts_files.append(c.rstrip('.qm') + '.ts') else: raise MesonException(f'qt.compile_translations: qresource can only contain qm files, found {c}') results = self.preprocess(state, [], {'qresources': qresource_file, 'rcc_extra_arguments': kwargs['rcc_extra_arguments']}) self._detect_tools(state, kwargs['method']) translations: T.List[build.CustomTarget] = [] for ts in ts_files: if not self.tools['lrelease'].found(): raise MesonException('qt.compile_translations: ' + self.tools['lrelease'].name + ' not found') if qresource: # In this case we know that ts_files is always a List[str], as # it's generated above and no ts_files are passed in. However, # mypy can't figure that out so we use assert to assure it that # what we're doing is safe assert isinstance(ts, str), 'for mypy' outdir = os.path.dirname(os.path.normpath(os.path.join(state.subdir, ts))) ts = os.path.basename(ts) else: outdir = state.subdir cmd: T.List[T.Union[ExternalProgram, build.Executable, str]] = [self.tools['lrelease'], '@INPUT@', '-qm', '@OUTPUT@'] lrelease_target = build.CustomTarget( f'qt{self.qt_version}-compile-{ts}', outdir, state.subproject, state.environment, cmd, [ts], ['@BASENAME@.qm'], install=kwargs['install'], install_dir=[kwargs['install_dir']], install_tag=['i18n'], build_by_default=kwargs['build_by_default'], description='Compiling Qt translations {}', ) translations.append(lrelease_target) if qresource: return ModuleReturnValue(results.return_value[0], [results.new_objects, translations]) else: return ModuleReturnValue(translations, [translations])