| # Copyright 2012-2017 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.path |
| |
| from .. import mlog |
| from .. import coredata |
| from ..mesonlib import version_compare |
| |
| from .c import CCompiler, VisualStudioCCompiler |
| from .compilers import ( |
| GCC_MINGW, |
| gnu_winlibs, |
| msvc_winlibs, |
| ClangCompiler, |
| GnuCompiler, |
| IntelCompiler, |
| ) |
| |
| class CPPCompiler(CCompiler): |
| def __init__(self, exelist, version, is_cross, exe_wrap, **kwargs): |
| # If a child ObjCPP class has already set it, don't set it ourselves |
| if not hasattr(self, 'language'): |
| self.language = 'cpp' |
| CCompiler.__init__(self, exelist, version, is_cross, exe_wrap, **kwargs) |
| |
| def get_display_language(self): |
| return 'C++' |
| |
| def get_no_stdinc_args(self): |
| return ['-nostdinc++'] |
| |
| def sanity_check(self, work_dir, environment): |
| code = 'class breakCCompiler;int main(int argc, char **argv) { return 0; }\n' |
| return self.sanity_check_impl(work_dir, environment, 'sanitycheckcpp.cc', code) |
| |
| def get_compiler_check_args(self): |
| # -fpermissive allows non-conforming code to compile which is necessary |
| # for many C++ checks. Particularly, the has_header_symbol check is |
| # too strict without this and always fails. |
| return super().get_compiler_check_args() + ['-fpermissive'] |
| |
| def has_header_symbol(self, hname, symbol, prefix, env, extra_args=None, dependencies=None): |
| # Check if it's a C-like symbol |
| if super().has_header_symbol(hname, symbol, prefix, env, extra_args, dependencies): |
| return True |
| # Check if it's a class or a template |
| if extra_args is None: |
| extra_args = [] |
| fargs = {'prefix': prefix, 'header': hname, 'symbol': symbol} |
| t = '''{prefix} |
| #include <{header}> |
| using {symbol}; |
| int main () {{ return 0; }}''' |
| return self.compiles(t.format(**fargs), env, extra_args, dependencies) |
| |
| |
| class ClangCPPCompiler(ClangCompiler, CPPCompiler): |
| def __init__(self, exelist, version, cltype, is_cross, exe_wrapper=None, **kwargs): |
| CPPCompiler.__init__(self, exelist, version, is_cross, exe_wrapper, **kwargs) |
| ClangCompiler.__init__(self, cltype) |
| default_warn_args = ['-Wall', '-Winvalid-pch', '-Wnon-virtual-dtor'] |
| self.warn_args = {'1': default_warn_args, |
| '2': default_warn_args + ['-Wextra'], |
| '3': default_warn_args + ['-Wextra', '-Wpedantic']} |
| |
| def get_options(self): |
| return {'cpp_std': coredata.UserComboOption('cpp_std', 'C++ language standard to use', |
| ['none', 'c++98', 'c++03', 'c++11', 'c++14', 'c++17', 'c++1z', |
| 'gnu++11', 'gnu++14', 'gnu++17', 'gnu++1z'], |
| 'none')} |
| |
| def get_option_compile_args(self, options): |
| args = [] |
| std = options['cpp_std'] |
| if std.value != 'none': |
| args.append('-std=' + std.value) |
| return args |
| |
| def get_option_link_args(self, options): |
| return [] |
| |
| |
| class GnuCPPCompiler(GnuCompiler, CPPCompiler): |
| def __init__(self, exelist, version, gcc_type, is_cross, exe_wrap, defines, **kwargs): |
| CPPCompiler.__init__(self, exelist, version, is_cross, exe_wrap, **kwargs) |
| GnuCompiler.__init__(self, gcc_type, defines) |
| default_warn_args = ['-Wall', '-Winvalid-pch', '-Wnon-virtual-dtor'] |
| self.warn_args = {'1': default_warn_args, |
| '2': default_warn_args + ['-Wextra'], |
| '3': default_warn_args + ['-Wextra', '-Wpedantic']} |
| |
| def get_options(self): |
| opts = {'cpp_std': coredata.UserComboOption('cpp_std', 'C++ language standard to use', |
| ['none', 'c++98', 'c++03', 'c++11', 'c++14', 'c++17', 'c++1z', |
| 'gnu++03', 'gnu++11', 'gnu++14', 'gnu++17', 'gnu++1z'], |
| 'none'), |
| 'cpp_debugstl': coredata.UserBooleanOption('cpp_debugstl', |
| 'STL debug mode', |
| False)} |
| if self.gcc_type == GCC_MINGW: |
| opts.update({ |
| 'cpp_winlibs': coredata.UserArrayOption('cpp_winlibs', 'Standard Win libraries to link against', |
| gnu_winlibs), }) |
| return opts |
| |
| def get_option_compile_args(self, options): |
| args = [] |
| std = options['cpp_std'] |
| if std.value != 'none': |
| args.append('-std=' + std.value) |
| if options['cpp_debugstl'].value: |
| args.append('-D_GLIBCXX_DEBUG=1') |
| return args |
| |
| def get_option_link_args(self, options): |
| if self.gcc_type == GCC_MINGW: |
| return options['cpp_winlibs'].value[:] |
| return [] |
| |
| def get_pch_use_args(self, pch_dir, header): |
| return ['-fpch-preprocess', '-include', os.path.basename(header)] |
| |
| |
| class IntelCPPCompiler(IntelCompiler, CPPCompiler): |
| def __init__(self, exelist, version, icc_type, is_cross, exe_wrap, **kwargs): |
| CPPCompiler.__init__(self, exelist, version, is_cross, exe_wrap, **kwargs) |
| IntelCompiler.__init__(self, icc_type) |
| self.lang_header = 'c++-header' |
| default_warn_args = ['-Wall', '-w3', '-diag-disable:remark', |
| '-Wpch-messages', '-Wnon-virtual-dtor'] |
| self.warn_args = {'1': default_warn_args, |
| '2': default_warn_args + ['-Wextra'], |
| '3': default_warn_args + ['-Wextra', '-Wpedantic']} |
| |
| def get_options(self): |
| c_stds = [] |
| g_stds = ['gnu++98'] |
| if version_compare(self.version, '>=15.0.0'): |
| c_stds += ['c++11', 'c++14'] |
| g_stds += ['gnu++11'] |
| if version_compare(self.version, '>=16.0.0'): |
| c_stds += ['c++17'] |
| if version_compare(self.version, '>=17.0.0'): |
| g_stds += ['gnu++14'] |
| opts = {'cpp_std': coredata.UserComboOption('cpp_std', 'C++ language standard to use', |
| ['none'] + c_stds + g_stds, |
| 'none'), |
| 'cpp_debugstl': coredata.UserBooleanOption('cpp_debugstl', |
| 'STL debug mode', |
| False)} |
| return opts |
| |
| def get_option_compile_args(self, options): |
| args = [] |
| std = options['cpp_std'] |
| if std.value != 'none': |
| args.append('-std=' + std.value) |
| if options['cpp_debugstl'].value: |
| args.append('-D_GLIBCXX_DEBUG=1') |
| return args |
| |
| def get_option_link_args(self, options): |
| return [] |
| |
| def has_multi_arguments(self, args, env): |
| for arg in args: |
| if arg.startswith('-Wl,'): |
| mlog.warning('''{} looks like a linker argument, but has_argument |
| and other similar methods only support checking compiler arguments. |
| Using them to check linker arguments are never supported, and results |
| are likely to be wrong regardless of the compiler you are using. |
| '''.format(arg)) |
| return super().has_multi_arguments(args + ['-diag-error', '10006'], env) |
| |
| |
| class VisualStudioCPPCompiler(VisualStudioCCompiler, CPPCompiler): |
| def __init__(self, exelist, version, is_cross, exe_wrap, is_64): |
| self.language = 'cpp' |
| VisualStudioCCompiler.__init__(self, exelist, version, is_cross, exe_wrap, is_64) |
| self.base_options = ['b_pch'] # FIXME add lto, pgo and the like |
| |
| def get_options(self): |
| return {'cpp_eh': coredata.UserComboOption('cpp_eh', |
| 'C++ exception handling type.', |
| ['none', 'a', 's', 'sc'], |
| 'sc'), |
| 'cpp_winlibs': coredata.UserArrayOption('cpp_winlibs', |
| 'Windows libs to link against.', |
| msvc_winlibs) |
| } |
| |
| def get_option_compile_args(self, options): |
| args = [] |
| std = options['cpp_eh'] |
| if std.value != 'none': |
| args.append('/EH' + std.value) |
| return args |
| |
| def get_option_link_args(self, options): |
| return options['cpp_winlibs'].value[:] |
| |
| def get_compiler_check_args(self): |
| # Visual Studio C++ compiler doesn't support -fpermissive, |
| # so just use the plain C args. |
| return super(VisualStudioCCompiler, self).get_compiler_check_args() |
