| # Copyright 2015 The Meson development team | |
| # Licensed under the Apache License, Version 2.0 (the "License"); | |
| # you may not use this file except in compliance with the License. | |
| # You may obtain a copy of the License at | |
| # http://www.apache.org/licenses/LICENSE-2.0 | |
| # Unless required by applicable law or agreed to in writing, software | |
| # distributed under the License is distributed on an "AS IS" BASIS, | |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| # See the License for the specific language governing permissions and | |
| # limitations under the License. | |
| import os | |
| from .. import mlog | |
| from .. import build | |
| from ..mesonlib import MesonException, Popen_safe | |
| from ..dependencies import Qt5Dependency | |
| from . import ExtensionModule | |
| import xml.etree.ElementTree as ET | |
| from . import ModuleReturnValue | |
| class Qt5Module(ExtensionModule): | |
| tools_detected = False | |
| def _detect_tools(self, env): | |
| if self.tools_detected: | |
| return | |
| mlog.log('Detecting Qt5 tools') | |
| # FIXME: We currently require Qt5 to exist while importing the module. | |
| # We should make it gracefully degrade and not create any targets if | |
| # the import is marked as 'optional' (not implemented yet) | |
| kwargs = {'required': 'true', 'modules': 'Core', 'silent': 'true'} | |
| qt5 = Qt5Dependency(env, kwargs) | |
| # Get all tools and then make sure that they are the right version | |
| self.moc, self.uic, self.rcc = qt5.compilers_detect() | |
| # Moc, uic and rcc write their version strings to stderr. | |
| # Moc and rcc return a non-zero result when doing so. | |
| # What kind of an idiot thought that was a good idea? | |
| if self.moc.found(): | |
| stdout, stderr = Popen_safe(self.moc.get_command() + ['-v'])[1:3] | |
| stdout = stdout.strip() | |
| stderr = stderr.strip() | |
| if 'Qt 5' in stderr: | |
| moc_ver = stderr | |
| elif '5.' in stdout: | |
| moc_ver = stdout | |
| else: | |
| raise MesonException('Moc preprocessor is not for Qt 5. Output:\n%s\n%s' % | |
| (stdout, stderr)) | |
| mlog.log(' moc:', mlog.green('YES'), '(%s, %s)' % | |
| (self.moc.get_path(), moc_ver.split()[-1])) | |
| else: | |
| mlog.log(' moc:', mlog.red('NO')) | |
| if self.uic.found(): | |
| stdout, stderr = Popen_safe(self.uic.get_command() + ['-v'])[1:3] | |
| stdout = stdout.strip() | |
| stderr = stderr.strip() | |
| if 'version 5.' in stderr: | |
| uic_ver = stderr | |
| elif '5.' in stdout: | |
| uic_ver = stdout | |
| else: | |
| raise MesonException('Uic compiler is not for Qt 5. Output:\n%s\n%s' % | |
| (stdout, stderr)) | |
| mlog.log(' uic:', mlog.green('YES'), '(%s, %s)' % | |
| (self.uic.get_path(), uic_ver.split()[-1])) | |
| else: | |
| mlog.log(' uic:', mlog.red('NO')) | |
| if self.rcc.found(): | |
| stdout, stderr = Popen_safe(self.rcc.get_command() + ['-v'])[1:3] | |
| stdout = stdout.strip() | |
| stderr = stderr.strip() | |
| if 'version 5.' in stderr: | |
| rcc_ver = stderr | |
| elif '5.' in stdout: | |
| rcc_ver = stdout | |
| else: | |
| raise MesonException('Rcc compiler is not for Qt 5. Output:\n%s\n%s' % | |
| (stdout, stderr)) | |
| mlog.log(' rcc:', mlog.green('YES'), '(%s, %s)' | |
| % (self.rcc.get_path(), rcc_ver.split()[-1])) | |
| else: | |
| mlog.log(' rcc:', mlog.red('NO')) | |
| self.tools_detected = True | |
| def parse_qrc(self, state, fname): | |
| abspath = os.path.join(state.environment.source_dir, state.subdir, fname) | |
| relative_part = os.path.split(fname)[0] | |
| try: | |
| tree = ET.parse(abspath) | |
| root = tree.getroot() | |
| result = [] | |
| for child in root[0]: | |
| if child.tag != 'file': | |
| mlog.warning("malformed rcc file: ", os.path.join(state.subdir, fname)) | |
| break | |
| else: | |
| result.append(os.path.join(state.subdir, relative_part, child.text)) | |
| return result | |
| except Exception: | |
| return [] | |
| def preprocess(self, state, args, kwargs): | |
| rcc_files = kwargs.pop('qresources', []) | |
| if not isinstance(rcc_files, list): | |
| rcc_files = [rcc_files] | |
| ui_files = kwargs.pop('ui_files', []) | |
| if not isinstance(ui_files, list): | |
| ui_files = [ui_files] | |
| moc_headers = kwargs.pop('moc_headers', []) | |
| if not isinstance(moc_headers, list): | |
| moc_headers = [moc_headers] | |
| moc_sources = kwargs.pop('moc_sources', []) | |
| if not isinstance(moc_sources, list): | |
| moc_sources = [moc_sources] | |
| sources = kwargs.pop('sources', []) | |
| if not isinstance(sources, list): | |
| sources = [sources] | |
| sources += args[1:] | |
| self._detect_tools(state.environment) | |
| err_msg = "{0} sources specified and couldn't find {1}, " \ | |
| "please check your qt5 installation" | |
| if len(moc_headers) + len(moc_sources) > 0 and not self.moc.found(): | |
| raise MesonException(err_msg.format('MOC', 'moc-qt5')) | |
| if len(rcc_files) > 0: | |
| if not self.rcc.found(): | |
| raise MesonException(err_msg.format('RCC', 'rcc-qt5')) | |
| qrc_deps = [] | |
| for i in rcc_files: | |
| qrc_deps += self.parse_qrc(state, i) | |
| if len(args) > 0: | |
| name = args[0] | |
| else: | |
| basename = os.path.split(rcc_files[0])[1] | |
| name = 'qt5-' + basename.replace('.', '_') | |
| rcc_kwargs = {'input': rcc_files, | |
| 'output': name + '.cpp', | |
| 'command': [self.rcc, '-o', '@OUTPUT@', '@INPUT@'], | |
| 'depend_files': qrc_deps} | |
| res_target = build.CustomTarget(name, state.subdir, rcc_kwargs) | |
| sources.append(res_target) | |
| if len(ui_files) > 0: | |
| if not self.uic.found(): | |
| raise MesonException(err_msg.format('UIC', 'uic-qt5')) | |
| ui_kwargs = {'output': 'ui_@BASENAME@.h', | |
| 'arguments': ['-o', '@OUTPUT@', '@INPUT@']} | |
| ui_gen = build.Generator([self.uic], ui_kwargs) | |
| ui_output = ui_gen.process_files('Qt5 ui', ui_files, state) | |
| sources.append(ui_output) | |
| if len(moc_headers) > 0: | |
| moc_kwargs = {'output': 'moc_@BASENAME@.cpp', | |
| 'arguments': ['@INPUT@', '-o', '@OUTPUT@']} | |
| moc_gen = build.Generator([self.moc], moc_kwargs) | |
| moc_output = moc_gen.process_files('Qt5 moc header', moc_headers, state) | |
| sources.append(moc_output) | |
| if len(moc_sources) > 0: | |
| moc_kwargs = {'output': '@BASENAME@.moc', | |
| 'arguments': ['@INPUT@', '-o', '@OUTPUT@']} | |
| moc_gen = build.Generator([self.moc], moc_kwargs) | |
| moc_output = moc_gen.process_files('Qt5 moc source', moc_sources, state) | |
| sources.append(moc_output) | |
| return ModuleReturnValue(sources, sources) | |
| def initialize(): | |
| mlog.warning('rcc dependencies will not work reliably until this upstream issue is fixed:', | |
| mlog.bold('https://bugreports.qt.io/browse/QTBUG-45460')) | |
| return Qt5Module() |