| # 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, extract_as_list |
| from ..dependencies import Qt4Dependency, Qt5Dependency |
| import xml.etree.ElementTree as ET |
| from . import ModuleReturnValue, get_include_args |
| from ..interpreterbase import permittedKwargs |
| |
| _QT_DEPS_LUT = { |
| 4: Qt4Dependency, |
| 5: Qt5Dependency |
| } |
| |
| |
| class QtBaseModule: |
| tools_detected = False |
| |
| def __init__(self, qt_version=5): |
| self.qt_version = qt_version |
| |
| def _detect_tools(self, env, method): |
| if self.tools_detected: |
| return |
| mlog.log('Detecting Qt{version} tools'.format(version=self.qt_version)) |
| # FIXME: We currently require QtX 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', 'method': method} |
| qt = _QT_DEPS_LUT[self.qt_version](env, kwargs) |
| # Get all tools and then make sure that they are the right version |
| self.moc, self.uic, self.rcc, self.lrelease = qt.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? |
| for compiler, compiler_name in ((self.moc, "Moc"), (self.uic, "Uic"), (self.rcc, "Rcc"), (self.lrelease, "lrelease")): |
| if compiler.found(): |
| # Workaround since there is no easy way to know which tool/version support which flag |
| for flag in ['-v', '-version']: |
| p, stdout, stderr = Popen_safe(compiler.get_command() + [flag])[0:3] |
| if p.returncode == 0: |
| break |
| stdout = stdout.strip() |
| stderr = stderr.strip() |
| if 'Qt {}'.format(self.qt_version) in stderr: |
| compiler_ver = stderr |
| elif 'version {}.'.format(self.qt_version) in stderr: |
| compiler_ver = stderr |
| elif ' {}.'.format(self.qt_version) in stdout: |
| compiler_ver = stdout |
| else: |
| raise MesonException('{name} preprocessor is not for Qt {version}. Output:\n{stdo}\n{stderr}'.format( |
| name=compiler_name, version=self.qt_version, stdo=stdout, stderr=stderr)) |
| mlog.log(' {}:'.format(compiler_name.lower()), mlog.green('YES'), '({path}, {version})'.format( |
| path=compiler.get_path(), version=compiler_ver.split()[-1])) |
| else: |
| mlog.log(' {}:'.format(compiler_name.lower()), 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.dirname(fname) |
| 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(relative_part, child.text)) |
| return result |
| except Exception: |
| return [] |
| |
| @permittedKwargs({'moc_headers', 'moc_sources', 'moc_extra_arguments', 'include_directories', 'ui_files', 'qresources', 'method'}) |
| def preprocess(self, state, args, kwargs): |
| rcc_files, ui_files, moc_headers, moc_sources, moc_extra_arguments, sources, include_directories \ |
| = extract_as_list(kwargs, 'qresources', 'ui_files', 'moc_headers', 'moc_sources', 'moc_extra_arguments', 'sources', 'include_directories', pop = True) |
| sources += args[1:] |
| method = kwargs.get('method', 'auto') |
| self._detect_tools(state.environment, method) |
| err_msg = "{0} sources specified and couldn't find {1}, " \ |
| "please check your qt{2} installation" |
| if len(moc_headers) + len(moc_sources) > 0 and not self.moc.found(): |
| raise MesonException(err_msg.format('MOC', 'moc-qt{}'.format(self.qt_version), self.qt_version)) |
| if len(rcc_files) > 0: |
| if not self.rcc.found(): |
| raise MesonException(err_msg.format('RCC', 'rcc-qt{}'.format(self.qt_version), self.qt_version)) |
| qrc_deps = [] |
| for i in rcc_files: |
| qrc_deps += self.parse_qrc(state, i) |
| # custom output name set? -> one output file, multiple otherwise |
| if len(args) > 0: |
| name = args[0] |
| rcc_kwargs = {'input': rcc_files, |
| 'output': name + '.cpp', |
| 'command': [self.rcc, '-name', name, '-o', '@OUTPUT@', '@INPUT@'], |
| 'depend_files': qrc_deps} |
| res_target = build.CustomTarget(name, state.subdir, state.subproject, rcc_kwargs) |
| sources.append(res_target) |
| else: |
| for rcc_file in rcc_files: |
| basename = os.path.basename(rcc_file) |
| name = 'qt' + str(self.qt_version) + '-' + basename.replace('.', '_') |
| rcc_kwargs = {'input': rcc_file, |
| 'output': name + '.cpp', |
| 'command': [self.rcc, '-name', '@BASENAME@', '-o', '@OUTPUT@', '@INPUT@'], |
| 'depend_files': qrc_deps} |
| res_target = build.CustomTarget(name, state.subdir, state.subproject, rcc_kwargs) |
| sources.append(res_target) |
| if len(ui_files) > 0: |
| if not self.uic.found(): |
| raise MesonException(err_msg.format('UIC', 'uic-qt' + self.qt_version)) |
| ui_kwargs = {'output': 'ui_@BASENAME@.h', |
| 'arguments': ['-o', '@OUTPUT@', '@INPUT@']} |
| ui_gen = build.Generator([self.uic], ui_kwargs) |
| ui_output = ui_gen.process_files('Qt{} ui'.format(self.qt_version), ui_files, state) |
| sources.append(ui_output) |
| inc = get_include_args(include_dirs=include_directories) |
| if len(moc_headers) > 0: |
| arguments = moc_extra_arguments + inc + ['@INPUT@', '-o', '@OUTPUT@'] |
| moc_kwargs = {'output': 'moc_@BASENAME@.cpp', |
| 'arguments': arguments} |
| moc_gen = build.Generator([self.moc], moc_kwargs) |
| moc_output = moc_gen.process_files('Qt{} moc header'.format(self.qt_version), moc_headers, state) |
| sources.append(moc_output) |
| if len(moc_sources) > 0: |
| arguments = moc_extra_arguments + inc + ['@INPUT@', '-o', '@OUTPUT@'] |
| moc_kwargs = {'output': '@BASENAME@.moc', |
| 'arguments': arguments} |
| moc_gen = build.Generator([self.moc], moc_kwargs) |
| moc_output = moc_gen.process_files('Qt{} moc source'.format(self.qt_version), moc_sources, state) |
| sources.append(moc_output) |
| return ModuleReturnValue(sources, sources) |
| |
| @permittedKwargs({'ts_files', 'install', 'install_dir', 'build_by_default', 'method'}) |
| def compile_translations(self, state, args, kwargs): |
| ts_files, install_dir = extract_as_list(kwargs, 'ts_files', 'install_dir', pop=True) |
| self._detect_tools(state.environment, kwargs.get('method', 'auto')) |
| translations = [] |
| for ts in ts_files: |
| cmd = [self.lrelease, '@INPUT@', '-qm', '@OUTPUT@'] |
| lrelease_kwargs = {'output': '@BASENAME@.qm', |
| 'input': ts, |
| 'install': kwargs.get('install', False), |
| 'build_by_default': kwargs.get('build_by_default', False), |
| 'command': cmd} |
| if install_dir is not None: |
| lrelease_kwargs['install_dir'] = install_dir |
| lrelease_target = build.CustomTarget('qt{}-compile-{}'.format(self.qt_version, ts), state.subdir, state.subproject, lrelease_kwargs) |
| translations.append(lrelease_target) |
| return ModuleReturnValue(translations, translations) |