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1318 lines
60 KiB
1318 lines
60 KiB
# Copyright 2012-2022 The Meson development team |
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# Licensed under the Apache License, Version 2.0 (the "License"); |
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# you may not use this file except in compliance with the License. |
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# You may obtain a copy of the License at |
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# http://www.apache.org/licenses/LICENSE-2.0 |
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# Unless required by applicable law or agreed to in writing, software |
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# distributed under the License is distributed on an "AS IS" BASIS, |
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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# See the License for the specific language governing permissions and |
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# limitations under the License. |
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from __future__ import annotations |
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from ..mesonlib import ( |
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MesonException, EnvironmentException, MachineChoice, join_args, |
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search_version, is_windows, Popen_safe, windows_proof_rm, |
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) |
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from ..envconfig import BinaryTable |
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from .. import mlog |
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from ..linkers import guess_win_linker, guess_nix_linker |
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import subprocess |
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import platform |
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import re |
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import shutil |
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import tempfile |
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import os |
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import typing as T |
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if T.TYPE_CHECKING: |
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from .compilers import Compiler |
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from .c import CCompiler |
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from .cpp import CPPCompiler |
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from .fortran import FortranCompiler |
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from .rust import RustCompiler |
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from ..linkers import StaticLinker |
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from ..environment import Environment |
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from ..programs import ExternalProgram |
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# Default compilers and linkers |
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# ============================= |
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defaults: T.Dict[str, T.List[str]] = {} |
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# List of potential compilers. |
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if is_windows(): |
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# Intel C and C++ compiler is icl on Windows, but icc and icpc elsewhere. |
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# Search for icl before cl, since Intel "helpfully" provides a |
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# cl.exe that returns *exactly the same thing* that microsofts |
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# cl.exe does, and if icl is present, it's almost certainly what |
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# you want. |
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defaults['c'] = ['icl', 'cl', 'cc', 'gcc', 'clang', 'clang-cl', 'pgcc'] |
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# There is currently no pgc++ for Windows, only for Mac and Linux. |
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defaults['cpp'] = ['icl', 'cl', 'c++', 'g++', 'clang++', 'clang-cl'] |
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defaults['fortran'] = ['ifort', 'gfortran', 'flang', 'pgfortran', 'g95'] |
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# Clang and clang++ are valid, but currently unsupported. |
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defaults['objc'] = ['cc', 'gcc'] |
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defaults['objcpp'] = ['c++', 'g++'] |
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defaults['cs'] = ['csc', 'mcs'] |
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else: |
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if platform.machine().lower() == 'e2k': |
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defaults['c'] = ['cc', 'gcc', 'lcc', 'clang'] |
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defaults['cpp'] = ['c++', 'g++', 'l++', 'clang++'] |
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defaults['objc'] = ['clang'] |
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defaults['objcpp'] = ['clang++'] |
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else: |
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defaults['c'] = ['cc', 'gcc', 'clang', 'nvc', 'pgcc', 'icc', 'icx'] |
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defaults['cpp'] = ['c++', 'g++', 'clang++', 'nvc++', 'pgc++', 'icpc', 'icpx'] |
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defaults['objc'] = ['cc', 'gcc', 'clang'] |
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defaults['objcpp'] = ['c++', 'g++', 'clang++'] |
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defaults['fortran'] = ['gfortran', 'flang', 'nvfortran', 'pgfortran', 'ifort', 'ifx', 'g95'] |
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defaults['cs'] = ['mcs', 'csc'] |
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defaults['d'] = ['ldc2', 'ldc', 'gdc', 'dmd'] |
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defaults['java'] = ['javac'] |
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defaults['cuda'] = ['nvcc'] |
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defaults['rust'] = ['rustc'] |
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defaults['swift'] = ['swiftc'] |
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defaults['vala'] = ['valac'] |
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defaults['cython'] = ['cython', 'cython3'] # Official name is cython, but Debian renamed it to cython3. |
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defaults['static_linker'] = ['ar', 'gar'] |
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defaults['strip'] = ['strip'] |
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defaults['vs_static_linker'] = ['lib'] |
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defaults['clang_cl_static_linker'] = ['llvm-lib'] |
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defaults['cuda_static_linker'] = ['nvlink'] |
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defaults['gcc_static_linker'] = ['gcc-ar'] |
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defaults['clang_static_linker'] = ['llvm-ar'] |
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defaults['nasm'] = ['nasm', 'yasm'] |
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def compiler_from_language(env: 'Environment', lang: str, for_machine: MachineChoice) -> T.Optional[Compiler]: |
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lang_map: T.Dict[str, T.Callable[['Environment', MachineChoice], Compiler]] = { |
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'c': detect_c_compiler, |
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'cpp': detect_cpp_compiler, |
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'objc': detect_objc_compiler, |
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'cuda': detect_cuda_compiler, |
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'objcpp': detect_objcpp_compiler, |
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'java': detect_java_compiler, |
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'cs': detect_cs_compiler, |
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'vala': detect_vala_compiler, |
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'd': detect_d_compiler, |
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'rust': detect_rust_compiler, |
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'fortran': detect_fortran_compiler, |
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'swift': detect_swift_compiler, |
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'cython': detect_cython_compiler, |
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'nasm': detect_nasm_compiler, |
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'masm': detect_masm_compiler, |
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} |
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return lang_map[lang](env, for_machine) if lang in lang_map else None |
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def detect_compiler_for(env: 'Environment', lang: str, for_machine: MachineChoice) -> T.Optional[Compiler]: |
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comp = compiler_from_language(env, lang, for_machine) |
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if comp is not None: |
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assert comp.for_machine == for_machine |
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env.coredata.process_new_compiler(lang, comp, env) |
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return comp |
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# Helpers |
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# ======= |
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def _get_compilers(env: 'Environment', lang: str, for_machine: MachineChoice) -> T.Tuple[T.List[T.List[str]], T.List[str], T.Optional['ExternalProgram']]: |
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''' |
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The list of compilers is detected in the exact same way for |
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C, C++, ObjC, ObjC++, Fortran, CS so consolidate it here. |
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''' |
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value = env.lookup_binary_entry(for_machine, lang) |
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if value is not None: |
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comp, ccache = BinaryTable.parse_entry(value) |
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# Return value has to be a list of compiler 'choices' |
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compilers = [comp] |
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else: |
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if not env.machines.matches_build_machine(for_machine): |
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raise EnvironmentException(f'{lang!r} compiler binary not defined in cross or native file') |
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compilers = [[x] for x in defaults[lang]] |
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ccache = BinaryTable.detect_compiler_cache() |
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if env.machines.matches_build_machine(for_machine): |
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exe_wrap: T.Optional[ExternalProgram] = None |
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else: |
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exe_wrap = env.get_exe_wrapper() |
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return compilers, ccache, exe_wrap |
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def _handle_exceptions( |
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exceptions: T.Mapping[str, T.Union[Exception, str]], |
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binaries: T.List[T.List[str]], |
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bintype: str = 'compiler') -> T.NoReturn: |
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errmsg = f'Unknown {bintype}(s): {binaries}' |
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if exceptions: |
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errmsg += '\nThe following exception(s) were encountered:' |
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for c, e in exceptions.items(): |
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errmsg += f'\nRunning `{c}` gave "{e}"' |
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raise EnvironmentException(errmsg) |
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# Linker specific |
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# =============== |
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def detect_static_linker(env: 'Environment', compiler: Compiler) -> StaticLinker: |
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from . import d |
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from ..linkers import linkers |
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linker = env.lookup_binary_entry(compiler.for_machine, 'ar') |
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if linker is not None: |
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trials = [linker] |
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else: |
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default_linkers = [[l] for l in defaults['static_linker']] |
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if compiler.language == 'cuda': |
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trials = [defaults['cuda_static_linker']] + default_linkers |
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elif compiler.get_argument_syntax() == 'msvc': |
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trials = [defaults['vs_static_linker'], defaults['clang_cl_static_linker']] |
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elif compiler.id == 'gcc': |
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# Use gcc-ar if available; needed for LTO |
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trials = [defaults['gcc_static_linker']] + default_linkers |
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elif compiler.id == 'clang': |
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# Use llvm-ar if available; needed for LTO |
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trials = [defaults['clang_static_linker']] + default_linkers |
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elif compiler.language == 'd': |
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# Prefer static linkers over linkers used by D compilers |
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if is_windows(): |
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trials = [defaults['vs_static_linker'], defaults['clang_cl_static_linker'], compiler.get_linker_exelist()] |
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else: |
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trials = default_linkers |
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elif compiler.id == 'intel-cl' and compiler.language == 'c': # why not cpp? Is this a bug? |
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# Intel has it's own linker that acts like microsoft's lib |
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trials = [['xilib']] |
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elif is_windows() and compiler.id == 'pgi': # this handles cpp / nvidia HPC, in addition to just c/fortran |
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trials = [['ar']] # For PGI on Windows, "ar" is just a wrapper calling link/lib. |
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else: |
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trials = default_linkers |
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popen_exceptions = {} |
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for linker in trials: |
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linker_name = os.path.basename(linker[0]) |
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if any(os.path.basename(x) in {'lib', 'lib.exe', 'llvm-lib', 'llvm-lib.exe', 'xilib', 'xilib.exe'} for x in linker): |
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arg = '/?' |
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elif linker_name in {'ar2000', 'ar2000.exe', 'ar430', 'ar430.exe', 'armar', 'armar.exe'}: |
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arg = '?' |
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else: |
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arg = '--version' |
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try: |
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p, out, err = Popen_safe(linker + [arg]) |
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except OSError as e: |
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popen_exceptions[join_args(linker + [arg])] = e |
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continue |
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if "xilib: executing 'lib'" in err: |
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return linkers.IntelVisualStudioLinker(linker, getattr(compiler, 'machine', None)) |
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if '/OUT:' in out.upper() or '/OUT:' in err.upper(): |
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return linkers.VisualStudioLinker(linker, getattr(compiler, 'machine', None)) |
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if 'ar-Error-Unknown switch: --version' in err: |
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return linkers.PGIStaticLinker(linker) |
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if p.returncode == 0 and 'armar' in linker_name: |
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return linkers.ArmarLinker(linker) |
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if 'DMD32 D Compiler' in out or 'DMD64 D Compiler' in out: |
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assert isinstance(compiler, d.DCompiler) |
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return linkers.DLinker(linker, compiler.arch) |
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if 'LDC - the LLVM D compiler' in out: |
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assert isinstance(compiler, d.DCompiler) |
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return linkers.DLinker(linker, compiler.arch, rsp_syntax=compiler.rsp_file_syntax()) |
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if 'GDC' in out and ' based on D ' in out: |
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assert isinstance(compiler, d.DCompiler) |
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return linkers.DLinker(linker, compiler.arch) |
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if err.startswith('Renesas') and 'rlink' in linker_name: |
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return linkers.CcrxLinker(linker) |
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if out.startswith('GNU ar') and 'xc16-ar' in linker_name: |
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return linkers.Xc16Linker(linker) |
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if 'Texas Instruments Incorporated' in out: |
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if 'ar2000' in linker_name: |
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return linkers.C2000Linker(linker) |
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else: |
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return linkers.TILinker(linker) |
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if out.startswith('The CompCert'): |
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return linkers.CompCertLinker(linker) |
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if p.returncode == 0: |
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return linkers.ArLinker(compiler.for_machine, linker) |
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if p.returncode == 1 and err.startswith('usage'): # OSX |
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return linkers.AppleArLinker(compiler.for_machine, linker) |
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if p.returncode == 1 and err.startswith('Usage'): # AIX |
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return linkers.AIXArLinker(linker) |
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if p.returncode == 1 and err.startswith('ar: bad option: --'): # Solaris |
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return linkers.ArLinker(compiler.for_machine, linker) |
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_handle_exceptions(popen_exceptions, trials, 'linker') |
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raise EnvironmentException('Unreachable code (exception to make mypy happy)') |
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# Compilers |
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# ========= |
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def _detect_c_or_cpp_compiler(env: 'Environment', lang: str, for_machine: MachineChoice, *, override_compiler: T.Optional[T.List[str]] = None) -> Compiler: |
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"""Shared implementation for finding the C or C++ compiler to use. |
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the override_compiler option is provided to allow compilers which use |
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the compiler (GCC or Clang usually) as their shared linker, to find |
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the linker they need. |
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""" |
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from . import c, cpp |
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from ..linkers import linkers |
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popen_exceptions: T.Dict[str, T.Union[Exception, str]] = {} |
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compilers, ccache, exe_wrap = _get_compilers(env, lang, for_machine) |
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if override_compiler is not None: |
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compilers = [override_compiler] |
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is_cross = env.is_cross_build(for_machine) |
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info = env.machines[for_machine] |
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cls: T.Union[T.Type[CCompiler], T.Type[CPPCompiler]] |
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for compiler in compilers: |
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if isinstance(compiler, str): |
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compiler = [compiler] |
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compiler_name = os.path.basename(compiler[0]) |
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if any(os.path.basename(x) in {'cl', 'cl.exe', 'clang-cl', 'clang-cl.exe'} for x in compiler): |
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# Watcom C provides it's own cl.exe clone that mimics an older |
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# version of Microsoft's compiler. Since Watcom's cl.exe is |
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# just a wrapper, we skip using it if we detect its presence |
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# so as not to confuse Meson when configuring for MSVC. |
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# |
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# Additionally the help text of Watcom's cl.exe is paged, and |
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# the binary will not exit without human intervention. In |
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# practice, Meson will block waiting for Watcom's cl.exe to |
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# exit, which requires user input and thus will never exit. |
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if 'WATCOM' in os.environ: |
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def sanitize(p: str) -> str: |
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return os.path.normcase(os.path.abspath(p)) |
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watcom_cls = [sanitize(os.path.join(os.environ['WATCOM'], 'BINNT', 'cl')), |
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sanitize(os.path.join(os.environ['WATCOM'], 'BINNT', 'cl.exe')), |
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sanitize(os.path.join(os.environ['WATCOM'], 'BINNT64', 'cl')), |
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sanitize(os.path.join(os.environ['WATCOM'], 'BINNT64', 'cl.exe'))] |
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found_cl = sanitize(shutil.which('cl')) |
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if found_cl in watcom_cls: |
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mlog.debug('Skipping unsupported cl.exe clone at:', found_cl) |
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continue |
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arg = '/?' |
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elif 'armcc' in compiler_name: |
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arg = '--vsn' |
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elif 'ccrx' in compiler_name: |
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arg = '-v' |
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elif 'xc16' in compiler_name: |
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arg = '--version' |
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elif 'ccomp' in compiler_name: |
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arg = '-version' |
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elif compiler_name in {'cl2000', 'cl2000.exe', 'cl430', 'cl430.exe', 'armcl', 'armcl.exe'}: |
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# TI compiler |
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arg = '-version' |
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elif compiler_name in {'icl', 'icl.exe'}: |
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# if you pass anything to icl you get stuck in a pager |
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arg = '' |
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else: |
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arg = '--version' |
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cmd = compiler + [arg] |
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try: |
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mlog.debug('-----') |
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mlog.debug(f'Detecting compiler via: {join_args(cmd)}') |
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p, out, err = Popen_safe(cmd) |
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mlog.debug(f'compiler returned {p}') |
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mlog.debug(f'compiler stdout:\n{out}') |
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mlog.debug(f'compiler stderr:\n{err}') |
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except OSError as e: |
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popen_exceptions[join_args(cmd)] = e |
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continue |
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if 'ccrx' in compiler_name: |
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out = err |
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full_version = out.split('\n', 1)[0] |
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version = search_version(out) |
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guess_gcc_or_lcc: T.Optional[str] = None |
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if 'Free Software Foundation' in out or 'xt-' in out: |
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guess_gcc_or_lcc = 'gcc' |
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if 'e2k' in out and 'lcc' in out: |
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guess_gcc_or_lcc = 'lcc' |
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if 'Microchip Technology' in out: |
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# this output has "Free Software Foundation" in its version |
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guess_gcc_or_lcc = None |
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if guess_gcc_or_lcc: |
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defines = _get_gnu_compiler_defines(compiler) |
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if not defines: |
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popen_exceptions[join_args(compiler)] = 'no pre-processor defines' |
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continue |
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if guess_gcc_or_lcc == 'lcc': |
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version = _get_lcc_version_from_defines(defines) |
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cls = c.ElbrusCCompiler if lang == 'c' else cpp.ElbrusCPPCompiler |
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else: |
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version = _get_gnu_version_from_defines(defines) |
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cls = c.GnuCCompiler if lang == 'c' else cpp.GnuCPPCompiler |
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linker = guess_nix_linker(env, compiler, cls, version, for_machine) |
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return cls( |
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ccache, compiler, version, for_machine, is_cross, |
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info, exe_wrap, defines=defines, full_version=full_version, |
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linker=linker) |
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if 'Emscripten' in out: |
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cls = c.EmscriptenCCompiler if lang == 'c' else cpp.EmscriptenCPPCompiler |
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env.coredata.add_lang_args(cls.language, cls, for_machine, env) |
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# emcc requires a file input in order to pass arguments to the |
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# linker. It'll exit with an error code, but still print the |
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# linker version. Old emcc versions ignore -Wl,--version completely, |
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# however. We'll report "unknown version" in that case. |
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with tempfile.NamedTemporaryFile(suffix='.c') as f: |
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cmd = compiler + [cls.LINKER_PREFIX + "--version", f.name] |
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_, o, _ = Popen_safe(cmd) |
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linker = linkers.WASMDynamicLinker( |
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compiler, for_machine, cls.LINKER_PREFIX, |
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[], version=search_version(o)) |
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return cls( |
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ccache, compiler, version, for_machine, is_cross, info, |
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exe_wrap, linker=linker, full_version=full_version) |
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if 'Arm C/C++/Fortran Compiler' in out: |
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arm_ver_match = re.search(r'version (\d+)\.(\d+)\.?(\d+)? \(build number (\d+)\)', out) |
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assert arm_ver_match is not None, 'for mypy' # because mypy *should* be complaning that this could be None |
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version = '.'.join([x for x in arm_ver_match.groups() if x is not None]) |
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if lang == 'c': |
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cls = c.ArmLtdClangCCompiler |
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elif lang == 'cpp': |
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cls = cpp.ArmLtdClangCPPCompiler |
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linker = guess_nix_linker(env, compiler, cls, version, for_machine) |
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return cls( |
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ccache, compiler, version, for_machine, is_cross, info, |
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exe_wrap, linker=linker) |
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if 'armclang' in out: |
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# The compiler version is not present in the first line of output, |
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# instead it is present in second line, startswith 'Component:'. |
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# So, searching for the 'Component' in out although we know it is |
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# present in second line, as we are not sure about the |
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# output format in future versions |
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arm_ver_match = re.search('.*Component.*', out) |
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if arm_ver_match is None: |
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popen_exceptions[join_args(compiler)] = 'version string not found' |
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continue |
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arm_ver_str = arm_ver_match.group(0) |
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# Override previous values |
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version = search_version(arm_ver_str) |
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full_version = arm_ver_str |
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cls = c.ArmclangCCompiler if lang == 'c' else cpp.ArmclangCPPCompiler |
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linker = linkers.ArmClangDynamicLinker(for_machine, version=version) |
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env.coredata.add_lang_args(cls.language, cls, for_machine, env) |
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return cls( |
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ccache, compiler, version, for_machine, is_cross, info, |
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exe_wrap, full_version=full_version, linker=linker) |
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if 'CL.EXE COMPATIBILITY' in out: |
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# if this is clang-cl masquerading as cl, detect it as cl, not |
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# clang |
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arg = '--version' |
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try: |
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p, out, err = Popen_safe(compiler + [arg]) |
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except OSError as e: |
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popen_exceptions[join_args(compiler + [arg])] = e |
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version = search_version(out) |
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match = re.search('^Target: (.*?)-', out, re.MULTILINE) |
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if match: |
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target = match.group(1) |
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else: |
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target = 'unknown target' |
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cls = c.ClangClCCompiler if lang == 'c' else cpp.ClangClCPPCompiler |
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linker = guess_win_linker(env, ['lld-link'], cls, version, for_machine) |
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return cls( |
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compiler, version, for_machine, is_cross, info, target, |
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exe_wrap, linker=linker) |
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if 'clang' in out or 'Clang' in out: |
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linker = None |
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defines = _get_clang_compiler_defines(compiler) |
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|
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# Even if the for_machine is darwin, we could be using vanilla |
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# clang. |
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if 'Apple' in out: |
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cls = c.AppleClangCCompiler if lang == 'c' else cpp.AppleClangCPPCompiler |
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else: |
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cls = c.ClangCCompiler if lang == 'c' else cpp.ClangCPPCompiler |
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|
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if 'windows' in out or env.machines[for_machine].is_windows(): |
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# If we're in a MINGW context this actually will use a gnu |
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# style ld, but for clang on "real" windows we'll use |
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# either link.exe or lld-link.exe |
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try: |
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linker = guess_win_linker(env, compiler, cls, version, for_machine, invoked_directly=False) |
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except MesonException: |
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pass |
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if linker is None: |
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linker = guess_nix_linker(env, compiler, cls, version, for_machine) |
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|
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return cls( |
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ccache, compiler, version, for_machine, is_cross, info, |
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exe_wrap, defines=defines, full_version=full_version, linker=linker) |
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|
|
if 'Intel(R) C++ Intel(R)' in err: |
|
version = search_version(err) |
|
target = 'x86' if 'IA-32' in err else 'x86_64' |
|
cls = c.IntelClCCompiler if lang == 'c' else cpp.IntelClCPPCompiler |
|
env.coredata.add_lang_args(cls.language, cls, for_machine, env) |
|
linker = linkers.XilinkDynamicLinker(for_machine, [], version=version) |
|
return cls( |
|
compiler, version, for_machine, is_cross, info, target, |
|
exe_wrap, linker=linker) |
|
if 'Intel(R) oneAPI DPC++/C++ Compiler for applications' in err: |
|
version = search_version(err) |
|
target = 'x86' if 'IA-32' in err else 'x86_64' |
|
cls = c.IntelLLVMClCCompiler if lang == 'c' else cpp.IntelLLVMClCPPCompiler |
|
env.coredata.add_lang_args(cls.language, cls, for_machine, env) |
|
linker = linkers.XilinkDynamicLinker(for_machine, [], version=version) |
|
return cls( |
|
compiler, version, for_machine, is_cross, info, target, |
|
exe_wrap, linker=linker) |
|
if 'Microsoft' in out or 'Microsoft' in err: |
|
# Latest versions of Visual Studio print version |
|
# number to stderr but earlier ones print version |
|
# on stdout. Why? Lord only knows. |
|
# Check both outputs to figure out version. |
|
for lookat in [err, out]: |
|
version = search_version(lookat) |
|
if version != 'unknown version': |
|
break |
|
else: |
|
raise EnvironmentException(f'Failed to detect MSVC compiler version: stderr was\n{err!r}') |
|
cl_signature = lookat.split('\n', maxsplit=1)[0] |
|
match = re.search(r'.*(x86|x64|ARM|ARM64)([^_A-Za-z0-9]|$)', cl_signature) |
|
if match: |
|
target = match.group(1) |
|
else: |
|
m = f'Failed to detect MSVC compiler target architecture: \'cl /?\' output is\n{cl_signature}' |
|
raise EnvironmentException(m) |
|
cls = c.VisualStudioCCompiler if lang == 'c' else cpp.VisualStudioCPPCompiler |
|
linker = guess_win_linker(env, ['link'], cls, version, for_machine) |
|
# As of this writing, CCache does not support MSVC but sccache does. |
|
if 'sccache' not in ccache: |
|
ccache = [] |
|
return cls( |
|
ccache, compiler, version, for_machine, is_cross, info, target, |
|
exe_wrap, full_version=cl_signature, linker=linker) |
|
if 'PGI Compilers' in out: |
|
cls = c.PGICCompiler if lang == 'c' else cpp.PGICPPCompiler |
|
env.coredata.add_lang_args(cls.language, cls, for_machine, env) |
|
linker = linkers.PGIDynamicLinker(compiler, for_machine, cls.LINKER_PREFIX, [], version=version) |
|
return cls( |
|
ccache, compiler, version, for_machine, is_cross, |
|
info, exe_wrap, linker=linker) |
|
if 'NVIDIA Compilers and Tools' in out: |
|
cls = c.NvidiaHPC_CCompiler if lang == 'c' else cpp.NvidiaHPC_CPPCompiler |
|
env.coredata.add_lang_args(cls.language, cls, for_machine, env) |
|
linker = linkers.NvidiaHPC_DynamicLinker(compiler, for_machine, cls.LINKER_PREFIX, [], version=version) |
|
return cls( |
|
ccache, compiler, version, for_machine, is_cross, |
|
info, exe_wrap, linker=linker) |
|
if '(ICC)' in out: |
|
cls = c.IntelCCompiler if lang == 'c' else cpp.IntelCPPCompiler |
|
l = guess_nix_linker(env, compiler, cls, version, for_machine) |
|
return cls( |
|
ccache, compiler, version, for_machine, is_cross, info, |
|
exe_wrap, full_version=full_version, linker=l) |
|
if 'Intel(R) oneAPI' in out: |
|
cls = c.IntelLLVMCCompiler if lang == 'c' else cpp.IntelLLVMCPPCompiler |
|
l = guess_nix_linker(env, compiler, cls, version, for_machine) |
|
return cls( |
|
ccache, compiler, version, for_machine, is_cross, info, |
|
exe_wrap, full_version=full_version, linker=l) |
|
if 'TMS320C2000 C/C++' in out or 'MSP430 C/C++' in out or 'TI ARM C/C++ Compiler' in out: |
|
lnk: T.Union[T.Type[linkers.C2000DynamicLinker], T.Type[linkers.TIDynamicLinker]] |
|
if 'TMS320C2000 C/C++' in out: |
|
cls = c.C2000CCompiler if lang == 'c' else cpp.C2000CPPCompiler |
|
lnk = linkers.C2000DynamicLinker |
|
else: |
|
cls = c.TICCompiler if lang == 'c' else cpp.TICPPCompiler |
|
lnk = linkers.TIDynamicLinker |
|
|
|
env.coredata.add_lang_args(cls.language, cls, for_machine, env) |
|
linker = lnk(compiler, for_machine, version=version) |
|
return cls( |
|
ccache, compiler, version, for_machine, is_cross, info, |
|
exe_wrap, full_version=full_version, linker=linker) |
|
if 'ARM' in out: |
|
cls = c.ArmCCompiler if lang == 'c' else cpp.ArmCPPCompiler |
|
env.coredata.add_lang_args(cls.language, cls, for_machine, env) |
|
linker = linkers.ArmDynamicLinker(for_machine, version=version) |
|
return cls( |
|
ccache, compiler, version, for_machine, is_cross, |
|
info, exe_wrap, full_version=full_version, linker=linker) |
|
if 'RX Family' in out: |
|
cls = c.CcrxCCompiler if lang == 'c' else cpp.CcrxCPPCompiler |
|
env.coredata.add_lang_args(cls.language, cls, for_machine, env) |
|
linker = linkers.CcrxDynamicLinker(for_machine, version=version) |
|
return cls( |
|
ccache, compiler, version, for_machine, is_cross, info, |
|
exe_wrap, full_version=full_version, linker=linker) |
|
|
|
if 'Microchip Technology' in out: |
|
cls = c.Xc16CCompiler |
|
env.coredata.add_lang_args(cls.language, cls, for_machine, env) |
|
linker = linkers.Xc16DynamicLinker(for_machine, version=version) |
|
return cls( |
|
ccache, compiler, version, for_machine, is_cross, info, |
|
exe_wrap, full_version=full_version, linker=linker) |
|
|
|
if 'CompCert' in out: |
|
cls = c.CompCertCCompiler |
|
env.coredata.add_lang_args(cls.language, cls, for_machine, env) |
|
linker = linkers.CompCertDynamicLinker(for_machine, version=version) |
|
return cls( |
|
ccache, compiler, version, for_machine, is_cross, info, |
|
exe_wrap, full_version=full_version, linker=linker) |
|
|
|
_handle_exceptions(popen_exceptions, compilers) |
|
raise EnvironmentException(f'Unknown compiler {compilers}') |
|
|
|
def detect_c_compiler(env: 'Environment', for_machine: MachineChoice) -> Compiler: |
|
return _detect_c_or_cpp_compiler(env, 'c', for_machine) |
|
|
|
def detect_cpp_compiler(env: 'Environment', for_machine: MachineChoice) -> Compiler: |
|
return _detect_c_or_cpp_compiler(env, 'cpp', for_machine) |
|
|
|
def detect_cuda_compiler(env: 'Environment', for_machine: MachineChoice) -> Compiler: |
|
from .cuda import CudaCompiler |
|
from ..linkers.linkers import CudaLinker |
|
popen_exceptions = {} |
|
is_cross = env.is_cross_build(for_machine) |
|
compilers, ccache, exe_wrap = _get_compilers(env, 'cuda', for_machine) |
|
info = env.machines[for_machine] |
|
for compiler in compilers: |
|
arg = '--version' |
|
try: |
|
p, out, err = Popen_safe(compiler + [arg]) |
|
except OSError as e: |
|
popen_exceptions[join_args(compiler + [arg])] = e |
|
continue |
|
# Example nvcc printout: |
|
# |
|
# nvcc: NVIDIA (R) Cuda compiler driver |
|
# Copyright (c) 2005-2018 NVIDIA Corporation |
|
# Built on Sat_Aug_25_21:08:01_CDT_2018 |
|
# Cuda compilation tools, release 10.0, V10.0.130 |
|
# |
|
# search_version() first finds the "10.0" after "release", |
|
# rather than the more precise "10.0.130" after "V". |
|
# The patch version number is occasionally important; For |
|
# instance, on Linux, |
|
# - CUDA Toolkit 8.0.44 requires NVIDIA Driver 367.48 |
|
# - CUDA Toolkit 8.0.61 requires NVIDIA Driver 375.26 |
|
# Luckily, the "V" also makes it very simple to extract |
|
# the full version: |
|
version = out.strip().rsplit('V', maxsplit=1)[-1] |
|
cpp_compiler = detect_cpp_compiler(env, for_machine) |
|
cls = CudaCompiler |
|
env.coredata.add_lang_args(cls.language, cls, for_machine, env) |
|
linker = CudaLinker(compiler, for_machine, CudaCompiler.LINKER_PREFIX, [], version=CudaLinker.parse_version()) |
|
return cls(ccache, compiler, version, for_machine, is_cross, exe_wrap, host_compiler=cpp_compiler, info=info, linker=linker) |
|
raise EnvironmentException(f'Could not find suitable CUDA compiler: "{"; ".join([" ".join(c) for c in compilers])}"') |
|
|
|
def detect_fortran_compiler(env: 'Environment', for_machine: MachineChoice) -> Compiler: |
|
from . import fortran |
|
from ..linkers import linkers |
|
popen_exceptions: T.Dict[str, T.Union[Exception, str]] = {} |
|
compilers, ccache, exe_wrap = _get_compilers(env, 'fortran', for_machine) |
|
is_cross = env.is_cross_build(for_machine) |
|
info = env.machines[for_machine] |
|
cls: T.Type[FortranCompiler] |
|
for compiler in compilers: |
|
for arg in ['--version', '-V']: |
|
try: |
|
p, out, err = Popen_safe(compiler + [arg]) |
|
except OSError as e: |
|
popen_exceptions[join_args(compiler + [arg])] = e |
|
continue |
|
|
|
version = search_version(out) |
|
full_version = out.split('\n', 1)[0] |
|
|
|
guess_gcc_or_lcc: T.Optional[str] = None |
|
if 'GNU Fortran' in out: |
|
guess_gcc_or_lcc = 'gcc' |
|
if 'e2k' in out and 'lcc' in out: |
|
guess_gcc_or_lcc = 'lcc' |
|
|
|
if guess_gcc_or_lcc: |
|
defines = _get_gnu_compiler_defines(compiler) |
|
if not defines: |
|
popen_exceptions[join_args(compiler)] = 'no pre-processor defines' |
|
continue |
|
if guess_gcc_or_lcc == 'lcc': |
|
version = _get_lcc_version_from_defines(defines) |
|
cls = fortran.ElbrusFortranCompiler |
|
linker = guess_nix_linker(env, compiler, cls, version, for_machine) |
|
return cls( |
|
compiler, version, for_machine, is_cross, info, |
|
exe_wrap, defines, full_version=full_version, linker=linker) |
|
else: |
|
version = _get_gnu_version_from_defines(defines) |
|
cls = fortran.GnuFortranCompiler |
|
linker = guess_nix_linker(env, compiler, cls, version, for_machine) |
|
return cls( |
|
compiler, version, for_machine, is_cross, info, |
|
exe_wrap, defines, full_version=full_version, linker=linker) |
|
|
|
if 'Arm C/C++/Fortran Compiler' in out: |
|
cls = fortran.ArmLtdFlangFortranCompiler |
|
arm_ver_match = re.search(r'version (\d+)\.(\d+)\.?(\d+)? \(build number (\d+)\)', out) |
|
assert arm_ver_match is not None, 'for mypy' # because mypy *should* be complaning that this could be None |
|
version = '.'.join([x for x in arm_ver_match.groups() if x is not None]) |
|
linker = guess_nix_linker(env, compiler, cls, version, for_machine) |
|
return cls( |
|
compiler, version, for_machine, is_cross, info, |
|
exe_wrap, linker=linker) |
|
if 'G95' in out: |
|
cls = fortran.G95FortranCompiler |
|
linker = guess_nix_linker(env, compiler, cls, version, for_machine) |
|
return cls( |
|
compiler, version, for_machine, is_cross, info, |
|
exe_wrap, full_version=full_version, linker=linker) |
|
|
|
if 'Sun Fortran' in err: |
|
version = search_version(err) |
|
cls = fortran.SunFortranCompiler |
|
linker = guess_nix_linker(env, compiler, cls, version, for_machine) |
|
return cls( |
|
compiler, version, for_machine, is_cross, info, |
|
exe_wrap, full_version=full_version, linker=linker) |
|
|
|
if 'Intel(R) Fortran Compiler for applications' in err: |
|
version = search_version(err) |
|
target = 'x86' if 'IA-32' in err else 'x86_64' |
|
cls = fortran.IntelLLVMClFortranCompiler |
|
env.coredata.add_lang_args(cls.language, cls, for_machine, env) |
|
linker = linkers.XilinkDynamicLinker(for_machine, [], version=version) |
|
return cls( |
|
compiler, version, for_machine, is_cross, info, |
|
target, exe_wrap, linker=linker) |
|
|
|
if 'Intel(R) Visual Fortran' in err or 'Intel(R) Fortran' in err: |
|
version = search_version(err) |
|
target = 'x86' if 'IA-32' in err else 'x86_64' |
|
cls = fortran.IntelClFortranCompiler |
|
env.coredata.add_lang_args(cls.language, cls, for_machine, env) |
|
linker = linkers.XilinkDynamicLinker(for_machine, [], version=version) |
|
return cls( |
|
compiler, version, for_machine, is_cross, info, |
|
target, exe_wrap, linker=linker) |
|
|
|
if 'ifort (IFORT)' in out: |
|
cls = fortran.IntelFortranCompiler |
|
linker = guess_nix_linker(env, compiler, cls, version, for_machine) |
|
return cls( |
|
compiler, version, for_machine, is_cross, info, |
|
exe_wrap, full_version=full_version, linker=linker) |
|
|
|
if 'ifx (IFORT)' in out: |
|
cls = fortran.IntelLLVMFortranCompiler |
|
linker = guess_nix_linker(env, compiler, cls, version, for_machine) |
|
return cls( |
|
compiler, version, for_machine, is_cross, info, |
|
exe_wrap, full_version=full_version, linker=linker) |
|
|
|
if 'PathScale EKOPath(tm)' in err: |
|
return fortran.PathScaleFortranCompiler( |
|
compiler, version, for_machine, is_cross, info, |
|
exe_wrap, full_version=full_version) |
|
|
|
if 'PGI Compilers' in out: |
|
cls = fortran.PGIFortranCompiler |
|
env.coredata.add_lang_args(cls.language, cls, for_machine, env) |
|
linker = linkers.PGIDynamicLinker(compiler, for_machine, |
|
cls.LINKER_PREFIX, [], version=version) |
|
return cls( |
|
compiler, version, for_machine, is_cross, info, exe_wrap, |
|
full_version=full_version, linker=linker) |
|
|
|
if 'NVIDIA Compilers and Tools' in out: |
|
cls = fortran.NvidiaHPC_FortranCompiler |
|
env.coredata.add_lang_args(cls.language, cls, for_machine, env) |
|
linker = linkers.PGIDynamicLinker(compiler, for_machine, |
|
cls.LINKER_PREFIX, [], version=version) |
|
return cls( |
|
compiler, version, for_machine, is_cross, info, exe_wrap, |
|
full_version=full_version, linker=linker) |
|
|
|
if 'flang' in out or 'clang' in out: |
|
cls = fortran.FlangFortranCompiler |
|
linker = guess_nix_linker(env, |
|
compiler, cls, version, for_machine) |
|
return cls( |
|
compiler, version, for_machine, is_cross, info, |
|
exe_wrap, full_version=full_version, linker=linker) |
|
|
|
if 'Open64 Compiler Suite' in err: |
|
cls = fortran.Open64FortranCompiler |
|
linker = guess_nix_linker(env, |
|
compiler, cls, version, for_machine) |
|
return cls( |
|
compiler, version, for_machine, is_cross, info, |
|
exe_wrap, full_version=full_version, linker=linker) |
|
|
|
if 'NAG Fortran' in err: |
|
full_version = err.split('\n', 1)[0] |
|
version = full_version.split()[-1] |
|
cls = fortran.NAGFortranCompiler |
|
env.coredata.add_lang_args(cls.language, cls, for_machine, env) |
|
linker = linkers.NAGDynamicLinker( |
|
compiler, for_machine, cls.LINKER_PREFIX, [], |
|
version=version) |
|
return cls( |
|
compiler, version, for_machine, is_cross, info, |
|
exe_wrap, full_version=full_version, linker=linker) |
|
|
|
_handle_exceptions(popen_exceptions, compilers) |
|
raise EnvironmentException('Unreachable code (exception to make mypy happy)') |
|
|
|
def detect_objc_compiler(env: 'Environment', for_machine: MachineChoice) -> 'Compiler': |
|
return _detect_objc_or_objcpp_compiler(env, 'objc', for_machine) |
|
|
|
def detect_objcpp_compiler(env: 'Environment', for_machine: MachineChoice) -> 'Compiler': |
|
return _detect_objc_or_objcpp_compiler(env, 'objcpp', for_machine) |
|
|
|
def _detect_objc_or_objcpp_compiler(env: 'Environment', lang: str, for_machine: MachineChoice) -> 'Compiler': |
|
from . import objc, objcpp |
|
popen_exceptions: T.Dict[str, T.Union[Exception, str]] = {} |
|
compilers, ccache, exe_wrap = _get_compilers(env, lang, for_machine) |
|
is_cross = env.is_cross_build(for_machine) |
|
info = env.machines[for_machine] |
|
comp: T.Union[T.Type[objc.ObjCCompiler], T.Type[objcpp.ObjCPPCompiler]] |
|
|
|
for compiler in compilers: |
|
arg = ['--version'] |
|
try: |
|
p, out, err = Popen_safe(compiler + arg) |
|
except OSError as e: |
|
popen_exceptions[join_args(compiler + arg)] = e |
|
continue |
|
version = search_version(out) |
|
if 'Free Software Foundation' in out: |
|
defines = _get_gnu_compiler_defines(compiler) |
|
if not defines: |
|
popen_exceptions[join_args(compiler)] = 'no pre-processor defines' |
|
continue |
|
version = _get_gnu_version_from_defines(defines) |
|
comp = objc.GnuObjCCompiler if lang == 'objc' else objcpp.GnuObjCPPCompiler |
|
linker = guess_nix_linker(env, compiler, comp, version, for_machine) |
|
return comp( |
|
ccache, compiler, version, for_machine, is_cross, info, |
|
exe_wrap, defines, linker=linker) |
|
if 'clang' in out: |
|
linker = None |
|
defines = _get_clang_compiler_defines(compiler) |
|
if not defines: |
|
popen_exceptions[join_args(compiler)] = 'no pre-processor defines' |
|
continue |
|
if 'Apple' in out: |
|
comp = objc.AppleClangObjCCompiler if lang == 'objc' else objcpp.AppleClangObjCPPCompiler |
|
else: |
|
comp = objc.ClangObjCCompiler if lang == 'objc' else objcpp.ClangObjCPPCompiler |
|
if 'windows' in out or env.machines[for_machine].is_windows(): |
|
# If we're in a MINGW context this actually will use a gnu style ld |
|
try: |
|
linker = guess_win_linker(env, compiler, comp, version, for_machine) |
|
except MesonException: |
|
pass |
|
|
|
if not linker: |
|
linker = guess_nix_linker(env, compiler, comp, version, for_machine) |
|
return comp( |
|
ccache, compiler, version, for_machine, |
|
is_cross, info, exe_wrap, linker=linker, defines=defines) |
|
_handle_exceptions(popen_exceptions, compilers) |
|
raise EnvironmentException('Unreachable code (exception to make mypy happy)') |
|
|
|
def detect_java_compiler(env: 'Environment', for_machine: MachineChoice) -> Compiler: |
|
from .java import JavaCompiler |
|
exelist = env.lookup_binary_entry(for_machine, 'java') |
|
info = env.machines[for_machine] |
|
if exelist is None: |
|
# TODO support fallback |
|
exelist = [defaults['java'][0]] |
|
|
|
try: |
|
p, out, err = Popen_safe(exelist + ['-version']) |
|
except OSError: |
|
raise EnvironmentException('Could not execute Java compiler: {}'.format(join_args(exelist))) |
|
if 'javac' in out or 'javac' in err: |
|
version = search_version(err if 'javac' in err else out) |
|
if not version or version == 'unknown version': |
|
parts = (err if 'javac' in err else out).split() |
|
if len(parts) > 1: |
|
version = parts[1] |
|
comp_class = JavaCompiler |
|
env.coredata.add_lang_args(comp_class.language, comp_class, for_machine, env) |
|
return comp_class(exelist, version, for_machine, info) |
|
raise EnvironmentException('Unknown compiler: ' + join_args(exelist)) |
|
|
|
def detect_cs_compiler(env: 'Environment', for_machine: MachineChoice) -> Compiler: |
|
from . import cs |
|
compilers, ccache, exe_wrap = _get_compilers(env, 'cs', for_machine) |
|
popen_exceptions = {} |
|
info = env.machines[for_machine] |
|
for comp in compilers: |
|
try: |
|
p, out, err = Popen_safe(comp + ['--version']) |
|
except OSError as e: |
|
popen_exceptions[join_args(comp + ['--version'])] = e |
|
continue |
|
|
|
version = search_version(out) |
|
cls: T.Type[cs.CsCompiler] |
|
if 'Mono' in out: |
|
cls = cs.MonoCompiler |
|
elif "Visual C#" in out: |
|
cls = cs.VisualStudioCsCompiler |
|
else: |
|
continue |
|
env.coredata.add_lang_args(cls.language, cls, for_machine, env) |
|
return cls(comp, version, for_machine, info) |
|
|
|
_handle_exceptions(popen_exceptions, compilers) |
|
raise EnvironmentException('Unreachable code (exception to make mypy happy)') |
|
|
|
def detect_cython_compiler(env: 'Environment', for_machine: MachineChoice) -> Compiler: |
|
"""Search for a cython compiler.""" |
|
from .cython import CythonCompiler |
|
compilers, _, _ = _get_compilers(env, 'cython', MachineChoice.BUILD) |
|
is_cross = env.is_cross_build(for_machine) |
|
info = env.machines[for_machine] |
|
|
|
popen_exceptions: T.Dict[str, Exception] = {} |
|
for comp in compilers: |
|
try: |
|
err = Popen_safe(comp + ['-V'])[2] |
|
except OSError as e: |
|
popen_exceptions[join_args(comp + ['-V'])] = e |
|
continue |
|
|
|
version = search_version(err) |
|
if 'Cython' in err: |
|
comp_class = CythonCompiler |
|
env.coredata.add_lang_args(comp_class.language, comp_class, for_machine, env) |
|
return comp_class([], comp, version, for_machine, info, is_cross=is_cross) |
|
_handle_exceptions(popen_exceptions, compilers) |
|
raise EnvironmentException('Unreachable code (exception to make mypy happy)') |
|
|
|
def detect_vala_compiler(env: 'Environment', for_machine: MachineChoice) -> Compiler: |
|
from .vala import ValaCompiler |
|
exelist = env.lookup_binary_entry(MachineChoice.BUILD, 'vala') |
|
is_cross = env.is_cross_build(for_machine) |
|
info = env.machines[for_machine] |
|
if exelist is None: |
|
# TODO support fallback |
|
exelist = [defaults['vala'][0]] |
|
|
|
try: |
|
p, out = Popen_safe(exelist + ['--version'])[0:2] |
|
except OSError: |
|
raise EnvironmentException('Could not execute Vala compiler: {}'.format(join_args(exelist))) |
|
version = search_version(out) |
|
if 'Vala' in out: |
|
comp_class = ValaCompiler |
|
env.coredata.add_lang_args(comp_class.language, comp_class, for_machine, env) |
|
return comp_class(exelist, version, for_machine, is_cross, info) |
|
raise EnvironmentException('Unknown compiler: ' + join_args(exelist)) |
|
|
|
def detect_rust_compiler(env: 'Environment', for_machine: MachineChoice) -> RustCompiler: |
|
from . import rust |
|
from ..linkers import linkers |
|
popen_exceptions = {} # type: T.Dict[str, Exception] |
|
compilers, _, exe_wrap = _get_compilers(env, 'rust', for_machine) |
|
is_cross = env.is_cross_build(for_machine) |
|
info = env.machines[for_machine] |
|
|
|
cc = detect_c_compiler(env, for_machine) |
|
is_link_exe = isinstance(cc.linker, linkers.VisualStudioLikeLinkerMixin) |
|
override = env.lookup_binary_entry(for_machine, 'rust_ld') |
|
|
|
for compiler in compilers: |
|
arg = ['--version'] |
|
try: |
|
out = Popen_safe(compiler + arg)[1] |
|
except OSError as e: |
|
popen_exceptions[join_args(compiler + arg)] = e |
|
continue |
|
|
|
version = search_version(out) |
|
cls: T.Type[RustCompiler] = rust.RustCompiler |
|
|
|
# Clippy is a wrapper around rustc, but it doesn't have rustc in it's |
|
# output. We can otherwise treat it as rustc. |
|
if 'clippy' in out: |
|
out = 'rustc' |
|
cls = rust.ClippyRustCompiler |
|
|
|
if 'rustc' in out: |
|
# On Linux and mac rustc will invoke gcc (clang for mac |
|
# presumably) and it can do this windows, for dynamic linking. |
|
# this means the easiest way to C compiler for dynamic linking. |
|
# figure out what linker to use is to just get the value of the |
|
# C compiler and use that as the basis of the rust linker. |
|
# However, there are two things we need to change, if CC is not |
|
# the default use that, and second add the necessary arguments |
|
# to rust to use -fuse-ld |
|
|
|
if any(a.startswith('linker=') for a in compiler): |
|
mlog.warning( |
|
'Please do not put -C linker= in your compiler ' |
|
'command, set rust_ld=command in your cross file ' |
|
'or use the RUST_LD environment variable, otherwise meson ' |
|
'will override your selection.') |
|
|
|
compiler = compiler.copy() # avoid mutating the original list |
|
|
|
if override is None: |
|
extra_args: T.Dict[str, T.Union[str, bool]] = {} |
|
always_args: T.List[str] = [] |
|
if is_link_exe: |
|
compiler.extend(cls.use_linker_args(cc.linker.exelist[0], '')) |
|
extra_args['direct'] = True |
|
extra_args['machine'] = cc.linker.machine |
|
else: |
|
exelist = cc.linker.exelist + cc.linker.get_always_args() |
|
if 'ccache' in exelist[0]: |
|
del exelist[0] |
|
c = exelist.pop(0) |
|
compiler.extend(cls.use_linker_args(c, '')) |
|
|
|
# Also ensure that we pass any extra arguments to the linker |
|
for l in exelist: |
|
compiler.extend(['-C', f'link-arg={l}']) |
|
|
|
# This trickery with type() gets us the class of the linker |
|
# so we can initialize a new copy for the Rust Compiler |
|
# TODO rewrite this without type: ignore |
|
assert cc.linker is not None, 'for mypy' |
|
if is_link_exe: |
|
linker = type(cc.linker)(for_machine, always_args, exelist=cc.linker.exelist, # type: ignore |
|
version=cc.linker.version, **extra_args) # type: ignore |
|
else: |
|
linker = type(cc.linker)(compiler, for_machine, cc.LINKER_PREFIX, |
|
always_args=always_args, version=cc.linker.version, |
|
**extra_args) |
|
elif 'link' in override[0]: |
|
linker = guess_win_linker(env, |
|
override, cls, version, for_machine, use_linker_prefix=False) |
|
# rustc takes linker arguments without a prefix, and |
|
# inserts the correct prefix itself. |
|
assert isinstance(linker, linkers.VisualStudioLikeLinkerMixin) |
|
linker.direct = True |
|
compiler.extend(cls.use_linker_args(linker.exelist[0], '')) |
|
else: |
|
# On linux and macos rust will invoke the c compiler for |
|
# linking, on windows it will use lld-link or link.exe. |
|
# we will simply ask for the C compiler that corresponds to |
|
# it, and use that. |
|
cc = _detect_c_or_cpp_compiler(env, 'c', for_machine, override_compiler=override) |
|
linker = cc.linker |
|
|
|
# Of course, we're not going to use any of that, we just |
|
# need it to get the proper arguments to pass to rustc |
|
c = linker.exelist[1] if linker.exelist[0].endswith('ccache') else linker.exelist[0] |
|
compiler.extend(cls.use_linker_args(c, '')) |
|
|
|
env.coredata.add_lang_args(cls.language, cls, for_machine, env) |
|
return cls( |
|
compiler, version, for_machine, is_cross, info, exe_wrap, |
|
linker=linker) |
|
|
|
_handle_exceptions(popen_exceptions, compilers) |
|
raise EnvironmentException('Unreachable code (exception to make mypy happy)') |
|
|
|
def detect_d_compiler(env: 'Environment', for_machine: MachineChoice) -> Compiler: |
|
from . import c, d |
|
info = env.machines[for_machine] |
|
|
|
# Detect the target architecture, required for proper architecture handling on Windows. |
|
# MSVC compiler is required for correct platform detection. |
|
c_compiler = {'c': detect_c_compiler(env, for_machine)} |
|
is_msvc = isinstance(c_compiler['c'], c.VisualStudioCCompiler) |
|
if not is_msvc: |
|
c_compiler = {} |
|
|
|
# Import here to avoid circular imports |
|
from ..environment import detect_cpu_family |
|
arch = detect_cpu_family(c_compiler) |
|
if is_msvc and arch == 'x86': |
|
arch = 'x86_mscoff' |
|
|
|
popen_exceptions = {} |
|
is_cross = env.is_cross_build(for_machine) |
|
compilers, ccache, exe_wrap = _get_compilers(env, 'd', for_machine) |
|
cls: T.Type[d.DCompiler] |
|
for exelist in compilers: |
|
# Search for a D compiler. |
|
# We prefer LDC over GDC unless overridden with the DC |
|
# environment variable because LDC has a much more |
|
# up to date language version at time (2016). |
|
if os.path.basename(exelist[-1]).startswith(('ldmd', 'gdmd')): |
|
raise EnvironmentException( |
|
f'Meson does not support {exelist[-1]} as it is only a DMD frontend for another compiler.' |
|
'Please provide a valid value for DC or unset it so that Meson can resolve the compiler by itself.') |
|
try: |
|
p, out = Popen_safe(exelist + ['--version'])[0:2] |
|
except OSError as e: |
|
popen_exceptions[join_args(exelist + ['--version'])] = e |
|
continue |
|
version = search_version(out) |
|
full_version = out.split('\n', 1)[0] |
|
|
|
if 'LLVM D compiler' in out: |
|
cls = d.LLVMDCompiler |
|
# LDC seems to require a file |
|
# We cannot use NamedTemproraryFile on windows, its documented |
|
# to not work for our uses. So, just use mkstemp and only have |
|
# one path for simplicity. |
|
o, f = tempfile.mkstemp('.d') |
|
os.close(o) |
|
|
|
try: |
|
if info.is_windows() or info.is_cygwin(): |
|
objfile = os.path.basename(f)[:-1] + 'obj' |
|
linker = guess_win_linker(env, |
|
exelist, |
|
cls, full_version, for_machine, |
|
use_linker_prefix=True, invoked_directly=False, |
|
extra_args=[f]) |
|
else: |
|
# LDC writes an object file to the current working directory. |
|
# Clean it up. |
|
objfile = os.path.basename(f)[:-1] + 'o' |
|
linker = guess_nix_linker(env, |
|
exelist, cls, full_version, for_machine, |
|
extra_args=[f]) |
|
finally: |
|
windows_proof_rm(f) |
|
windows_proof_rm(objfile) |
|
|
|
return cls( |
|
exelist, version, for_machine, info, arch, |
|
full_version=full_version, linker=linker, version_output=out) |
|
elif 'gdc' in out: |
|
cls = d.GnuDCompiler |
|
linker = guess_nix_linker(env, exelist, cls, version, for_machine) |
|
return cls( |
|
exelist, version, for_machine, info, arch, |
|
exe_wrapper=exe_wrap, is_cross=is_cross, |
|
full_version=full_version, linker=linker) |
|
elif 'The D Language Foundation' in out or 'Digital Mars' in out: |
|
cls = d.DmdDCompiler |
|
# DMD seems to require a file |
|
# We cannot use NamedTemproraryFile on windows, its documented |
|
# to not work for our uses. So, just use mkstemp and only have |
|
# one path for simplicity. |
|
o, f = tempfile.mkstemp('.d') |
|
os.close(o) |
|
|
|
# DMD as different detection logic for x86 and x86_64 |
|
arch_arg = '-m64' if arch == 'x86_64' else '-m32' |
|
|
|
try: |
|
if info.is_windows() or info.is_cygwin(): |
|
objfile = os.path.basename(f)[:-1] + 'obj' |
|
linker = guess_win_linker(env, |
|
exelist, cls, full_version, for_machine, |
|
invoked_directly=False, extra_args=[f, arch_arg]) |
|
else: |
|
objfile = os.path.basename(f)[:-1] + 'o' |
|
linker = guess_nix_linker(env, |
|
exelist, cls, full_version, for_machine, |
|
extra_args=[f, arch_arg]) |
|
finally: |
|
windows_proof_rm(f) |
|
windows_proof_rm(objfile) |
|
|
|
return cls( |
|
exelist, version, for_machine, info, arch, |
|
full_version=full_version, linker=linker) |
|
raise EnvironmentException('Unknown compiler: ' + join_args(exelist)) |
|
|
|
_handle_exceptions(popen_exceptions, compilers) |
|
raise EnvironmentException('Unreachable code (exception to make mypy happy)') |
|
|
|
def detect_swift_compiler(env: 'Environment', for_machine: MachineChoice) -> Compiler: |
|
from .swift import SwiftCompiler |
|
exelist = env.lookup_binary_entry(for_machine, 'swift') |
|
is_cross = env.is_cross_build(for_machine) |
|
info = env.machines[for_machine] |
|
if exelist is None: |
|
# TODO support fallback |
|
exelist = [defaults['swift'][0]] |
|
|
|
try: |
|
p, _, err = Popen_safe(exelist + ['-v']) |
|
except OSError: |
|
raise EnvironmentException('Could not execute Swift compiler: {}'.format(join_args(exelist))) |
|
version = search_version(err) |
|
if 'Swift' in err: |
|
# As for 5.0.1 swiftc *requires* a file to check the linker: |
|
with tempfile.NamedTemporaryFile(suffix='.swift') as f: |
|
cls = SwiftCompiler |
|
linker = guess_nix_linker(env, |
|
exelist, cls, version, for_machine, |
|
extra_args=[f.name]) |
|
return cls( |
|
exelist, version, for_machine, is_cross, info, linker=linker) |
|
|
|
raise EnvironmentException('Unknown compiler: ' + join_args(exelist)) |
|
|
|
def detect_nasm_compiler(env: 'Environment', for_machine: MachineChoice) -> Compiler: |
|
from .asm import NasmCompiler, YasmCompiler |
|
compilers, _, _ = _get_compilers(env, 'nasm', for_machine) |
|
is_cross = env.is_cross_build(for_machine) |
|
|
|
# We need a C compiler to properly detect the machine info and linker |
|
cc = detect_c_compiler(env, for_machine) |
|
if not is_cross: |
|
from ..environment import detect_machine_info |
|
info = detect_machine_info({'c': cc}) |
|
else: |
|
info = env.machines[for_machine] |
|
|
|
popen_exceptions: T.Dict[str, Exception] = {} |
|
for comp in compilers: |
|
if comp == ['nasm'] and is_windows() and not shutil.which(comp[0]): |
|
# nasm is not in PATH on Windows by default |
|
default_path = os.path.join(os.environ['ProgramFiles'], 'NASM') |
|
comp[0] = shutil.which(comp[0], path=default_path) or comp[0] |
|
try: |
|
output = Popen_safe(comp + ['--version'])[1] |
|
except OSError as e: |
|
popen_exceptions[' '.join(comp + ['--version'])] = e |
|
continue |
|
|
|
version = search_version(output) |
|
if 'NASM' in output: |
|
comp_class = NasmCompiler |
|
env.coredata.add_lang_args(comp_class.language, comp_class, for_machine, env) |
|
return comp_class([], comp, version, for_machine, info, cc.linker, is_cross=is_cross) |
|
elif 'yasm' in output: |
|
comp_class = YasmCompiler |
|
env.coredata.add_lang_args(comp_class.language, comp_class, for_machine, env) |
|
return comp_class([], comp, version, for_machine, info, cc.linker, is_cross=is_cross) |
|
_handle_exceptions(popen_exceptions, compilers) |
|
raise EnvironmentException('Unreachable code (exception to make mypy happy)') |
|
|
|
def detect_masm_compiler(env: 'Environment', for_machine: MachineChoice) -> Compiler: |
|
# We need a C compiler to properly detect the machine info and linker |
|
is_cross = env.is_cross_build(for_machine) |
|
cc = detect_c_compiler(env, for_machine) |
|
if not is_cross: |
|
from ..environment import detect_machine_info |
|
info = detect_machine_info({'c': cc}) |
|
else: |
|
info = env.machines[for_machine] |
|
|
|
from .asm import MasmCompiler, MasmARMCompiler |
|
comp_class: T.Type[Compiler] |
|
if info.cpu_family == 'x86': |
|
comp = ['ml'] |
|
comp_class = MasmCompiler |
|
arg = '/?' |
|
elif info.cpu_family == 'x86_64': |
|
comp = ['ml64'] |
|
comp_class = MasmCompiler |
|
arg = '/?' |
|
elif info.cpu_family == 'arm': |
|
comp = ['armasm'] |
|
comp_class = MasmARMCompiler |
|
arg = '-h' |
|
elif info.cpu_family == 'aarch64': |
|
comp = ['armasm64'] |
|
comp_class = MasmARMCompiler |
|
arg = '-h' |
|
else: |
|
raise EnvironmentException(f'Platform {info.cpu_family} not supported by MASM') |
|
|
|
popen_exceptions: T.Dict[str, Exception] = {} |
|
try: |
|
output = Popen_safe(comp + [arg])[2] |
|
version = search_version(output) |
|
env.coredata.add_lang_args(comp_class.language, comp_class, for_machine, env) |
|
return comp_class([], comp, version, for_machine, info, cc.linker, is_cross=is_cross) |
|
except OSError as e: |
|
popen_exceptions[' '.join(comp + [arg])] = e |
|
_handle_exceptions(popen_exceptions, [comp]) |
|
raise EnvironmentException('Unreachable code (exception to make mypy happy)') |
|
|
|
# GNU/Clang defines and version |
|
# ============================= |
|
|
|
def _get_gnu_compiler_defines(compiler: T.List[str]) -> T.Dict[str, str]: |
|
""" |
|
Detect GNU compiler platform type (Apple, MinGW, Unix) |
|
""" |
|
# Arguments to output compiler pre-processor defines to stdout |
|
# gcc, g++, and gfortran all support these arguments |
|
args = compiler + ['-E', '-dM', '-'] |
|
mlog.debug(f'Running command: {join_args(args)}') |
|
p, output, error = Popen_safe(args, write='', stdin=subprocess.PIPE) |
|
if p.returncode != 0: |
|
raise EnvironmentException('Unable to detect GNU compiler type:\n' |
|
f'Compiler stdout:\n{output}\n-----\n' |
|
f'Compiler stderr:\n{error}\n-----\n') |
|
# Parse several lines of the type: |
|
# `#define ___SOME_DEF some_value` |
|
# and extract `___SOME_DEF` |
|
defines: T.Dict[str, str] = {} |
|
for line in output.split('\n'): |
|
if not line: |
|
continue |
|
d, *rest = line.split(' ', 2) |
|
if d != '#define': |
|
continue |
|
if len(rest) == 1: |
|
defines[rest[0]] = '' |
|
if len(rest) == 2: |
|
defines[rest[0]] = rest[1] |
|
return defines |
|
|
|
def _get_clang_compiler_defines(compiler: T.List[str]) -> T.Dict[str, str]: |
|
""" |
|
Get the list of Clang pre-processor defines |
|
""" |
|
args = compiler + ['-E', '-dM', '-'] |
|
mlog.debug(f'Running command: {join_args(args)}') |
|
p, output, error = Popen_safe(args, write='', stdin=subprocess.PIPE) |
|
if p.returncode != 0: |
|
raise EnvironmentException('Unable to get clang pre-processor defines:\n' |
|
f'Compiler stdout:\n{output}\n-----\n' |
|
f'Compiler stderr:\n{error}\n-----\n') |
|
defines: T.Dict[str, str] = {} |
|
for line in output.split('\n'): |
|
if not line: |
|
continue |
|
d, *rest = line.split(' ', 2) |
|
if d != '#define': |
|
continue |
|
if len(rest) == 1: |
|
defines[rest[0]] = '' |
|
if len(rest) == 2: |
|
defines[rest[0]] = rest[1] |
|
return defines |
|
|
|
def _get_gnu_version_from_defines(defines: T.Dict[str, str]) -> str: |
|
dot = '.' |
|
major = defines.get('__GNUC__', '0') |
|
minor = defines.get('__GNUC_MINOR__', '0') |
|
patch = defines.get('__GNUC_PATCHLEVEL__', '0') |
|
return dot.join((major, minor, patch)) |
|
|
|
def _get_lcc_version_from_defines(defines: T.Dict[str, str]) -> str: |
|
dot = '.' |
|
generation_and_major = defines.get('__LCC__', '100') |
|
generation = generation_and_major[:1] |
|
major = generation_and_major[1:] |
|
minor = defines.get('__LCC_MINOR__', '0') |
|
return dot.join((generation, major, minor))
|
|
|