| # SPDX-License-Identifier: Apache-2.0 |
| # Copyright 2012-2022 The Meson development team |
| |
| from __future__ import annotations |
| |
| from ..mesonlib import ( |
| MesonException, EnvironmentException, MachineChoice, join_args, |
| search_version, is_windows, Popen_safe, Popen_safe_logged, windows_proof_rm, |
| ) |
| from ..envconfig import BinaryTable |
| from .. import mlog |
| |
| from ..linkers import guess_win_linker, guess_nix_linker |
| |
| import subprocess |
| import platform |
| import re |
| import shutil |
| import tempfile |
| import os |
| import typing as T |
| |
| if T.TYPE_CHECKING: |
| from .compilers import Compiler |
| from .c import CCompiler |
| from .cpp import CPPCompiler |
| from .fortran import FortranCompiler |
| from .rust import RustCompiler |
| from ..linkers.linkers import StaticLinker, DynamicLinker |
| from ..environment import Environment |
| |
| |
| # Default compilers and linkers |
| # ============================= |
| |
| defaults: T.Dict[str, T.List[str]] = {} |
| |
| # List of potential compilers. |
| if is_windows(): |
| # Intel C and C++ compiler is icl on Windows, but icc and icpc elsewhere. |
| # Search for icl before cl, since Intel "helpfully" provides a |
| # cl.exe that returns *exactly the same thing* that microsofts |
| # cl.exe does, and if icl is present, it's almost certainly what |
| # you want. |
| defaults['c'] = ['icl', 'cl', 'cc', 'gcc', 'clang', 'clang-cl', 'pgcc'] |
| # There is currently no pgc++ for Windows, only for Mac and Linux. |
| defaults['cpp'] = ['icl', 'cl', 'c++', 'g++', 'clang++', 'clang-cl'] |
| defaults['fortran'] = ['ifort', 'gfortran', 'flang', 'pgfortran', 'g95'] |
| # Clang and clang++ are valid, but currently unsupported. |
| defaults['objc'] = ['cc', 'gcc'] |
| defaults['objcpp'] = ['c++', 'g++'] |
| defaults['cs'] = ['csc', 'mcs'] |
| else: |
| if platform.machine().lower() == 'e2k': |
| defaults['c'] = ['cc', 'gcc', 'lcc', 'clang'] |
| defaults['cpp'] = ['c++', 'g++', 'l++', 'clang++'] |
| defaults['objc'] = ['clang'] |
| defaults['objcpp'] = ['clang++'] |
| else: |
| defaults['c'] = ['cc', 'gcc', 'clang', 'nvc', 'pgcc', 'icc', 'icx'] |
| defaults['cpp'] = ['c++', 'g++', 'clang++', 'nvc++', 'pgc++', 'icpc', 'icpx'] |
| defaults['objc'] = ['cc', 'gcc', 'clang'] |
| defaults['objcpp'] = ['c++', 'g++', 'clang++'] |
| defaults['fortran'] = ['gfortran', 'flang', 'nvfortran', 'pgfortran', 'ifort', 'ifx', 'g95'] |
| defaults['cs'] = ['mcs', 'csc'] |
| defaults['d'] = ['ldc2', 'ldc', 'gdc', 'dmd'] |
| defaults['java'] = ['javac'] |
| defaults['cuda'] = ['nvcc'] |
| defaults['rust'] = ['rustc'] |
| defaults['swift'] = ['swiftc'] |
| defaults['vala'] = ['valac'] |
| defaults['cython'] = ['cython', 'cython3'] # Official name is cython, but Debian renamed it to cython3. |
| defaults['static_linker'] = ['ar', 'gar'] |
| defaults['strip'] = ['strip'] |
| defaults['vs_static_linker'] = ['lib'] |
| defaults['clang_cl_static_linker'] = ['llvm-lib'] |
| defaults['cuda_static_linker'] = ['nvlink'] |
| defaults['gcc_static_linker'] = ['gcc-ar'] |
| defaults['clang_static_linker'] = ['llvm-ar'] |
| defaults['nasm'] = ['nasm', 'yasm'] |
| |
| |
| def compiler_from_language(env: 'Environment', lang: str, for_machine: MachineChoice) -> T.Optional[Compiler]: |
| lang_map: T.Dict[str, T.Callable[['Environment', MachineChoice], Compiler]] = { |
| 'c': detect_c_compiler, |
| 'cpp': detect_cpp_compiler, |
| 'objc': detect_objc_compiler, |
| 'cuda': detect_cuda_compiler, |
| 'objcpp': detect_objcpp_compiler, |
| 'java': detect_java_compiler, |
| 'cs': detect_cs_compiler, |
| 'vala': detect_vala_compiler, |
| 'd': detect_d_compiler, |
| 'rust': detect_rust_compiler, |
| 'fortran': detect_fortran_compiler, |
| 'swift': detect_swift_compiler, |
| 'cython': detect_cython_compiler, |
| 'nasm': detect_nasm_compiler, |
| 'masm': detect_masm_compiler, |
| } |
| return lang_map[lang](env, for_machine) if lang in lang_map else None |
| |
| def detect_compiler_for(env: 'Environment', lang: str, for_machine: MachineChoice, skip_sanity_check: bool, subproject: str) -> T.Optional[Compiler]: |
| comp = compiler_from_language(env, lang, for_machine) |
| if comp is None: |
| return comp |
| assert comp.for_machine == for_machine |
| env.coredata.process_compiler_options(lang, comp, env, subproject) |
| if not skip_sanity_check: |
| comp.sanity_check(env.get_scratch_dir(), env) |
| env.coredata.compilers[comp.for_machine][lang] = comp |
| return comp |
| |
| |
| # Helpers |
| # ======= |
| |
| def _get_compilers(env: 'Environment', lang: str, for_machine: MachineChoice) -> T.Tuple[T.List[T.List[str]], T.List[str]]: |
| ''' |
| The list of compilers is detected in the exact same way for |
| C, C++, ObjC, ObjC++, Fortran, CS so consolidate it here. |
| ''' |
| value = env.lookup_binary_entry(for_machine, lang) |
| if value is not None: |
| comp, ccache = BinaryTable.parse_entry(value) |
| # Return value has to be a list of compiler 'choices' |
| compilers = [comp] |
| else: |
| if not env.machines.matches_build_machine(for_machine): |
| raise EnvironmentException(f'{lang!r} compiler binary not defined in cross or native file') |
| compilers = [[x] for x in defaults[lang]] |
| ccache = BinaryTable.detect_compiler_cache() |
| |
| return compilers, ccache |
| |
| def _handle_exceptions( |
| exceptions: T.Mapping[str, T.Union[Exception, str]], |
| binaries: T.List[T.List[str]], |
| bintype: str = 'compiler') -> T.NoReturn: |
| errmsg = f'Unknown {bintype}(s): {binaries}' |
| if exceptions: |
| errmsg += '\nThe following exception(s) were encountered:' |
| for c, e in exceptions.items(): |
| errmsg += f'\nRunning `{c}` gave "{e}"' |
| raise EnvironmentException(errmsg) |
| |
| |
| # Linker specific |
| # =============== |
| |
| def detect_static_linker(env: 'Environment', compiler: Compiler) -> StaticLinker: |
| from . import d |
| from ..linkers import linkers |
| linker = env.lookup_binary_entry(compiler.for_machine, 'ar') |
| if linker is not None: |
| trials = [linker] |
| else: |
| default_linkers = [[l] for l in defaults['static_linker']] |
| if compiler.language == 'cuda': |
| trials = [defaults['cuda_static_linker']] + default_linkers |
| elif compiler.get_argument_syntax() == 'msvc': |
| trials = [defaults['vs_static_linker'], defaults['clang_cl_static_linker']] |
| elif compiler.id == 'gcc': |
| # Use gcc-ar if available; needed for LTO |
| trials = [defaults['gcc_static_linker']] + default_linkers |
| elif compiler.id == 'clang': |
| # Use llvm-ar if available; needed for LTO |
| llvm_ar = defaults['clang_static_linker'] |
| # Extract the version major of the compiler to use as a suffix |
| suffix = compiler.version.split('.')[0] |
| # Prefer suffixed llvm-ar first, then unsuffixed then the defaults |
| trials = [[f'{llvm_ar[0]}-{suffix}'], llvm_ar] + default_linkers |
| elif compiler.language == 'd': |
| # Prefer static linkers over linkers used by D compilers |
| if is_windows(): |
| trials = [defaults['vs_static_linker'], defaults['clang_cl_static_linker'], compiler.get_linker_exelist()] |
| else: |
| trials = default_linkers |
| elif compiler.id == 'intel-cl' and compiler.language == 'c': # why not cpp? Is this a bug? |
| # Intel has it's own linker that acts like microsoft's lib |
| trials = [['xilib']] |
| elif is_windows() and compiler.id == 'pgi': # this handles cpp / nvidia HPC, in addition to just c/fortran |
| trials = [['ar']] # For PGI on Windows, "ar" is just a wrapper calling link/lib. |
| elif is_windows() and compiler.id == 'nasm': |
| # This may well be LINK.EXE if it's under a MSVC environment |
| trials = [defaults['vs_static_linker'], defaults['clang_cl_static_linker']] + default_linkers |
| else: |
| trials = default_linkers |
| popen_exceptions = {} |
| for linker in trials: |
| linker_name = os.path.basename(linker[0]) |
| |
| if any(os.path.basename(x) in {'lib', 'lib.exe', 'llvm-lib', 'llvm-lib.exe', 'xilib', 'xilib.exe'} for x in linker): |
| arg = '/?' |
| elif linker_name in {'ar2000', 'ar2000.exe', 'ar430', 'ar430.exe', 'armar', 'armar.exe', 'ar6x', 'ar6x.exe'}: |
| arg = '?' |
| else: |
| arg = '--version' |
| try: |
| p, out, err = Popen_safe_logged(linker + [arg], msg='Detecting archiver via') |
| except OSError as e: |
| popen_exceptions[join_args(linker + [arg])] = e |
| continue |
| if "xilib: executing 'lib'" in err: |
| return linkers.IntelVisualStudioLinker(linker, getattr(compiler, 'machine', None)) |
| if '/OUT:' in out.upper() or '/OUT:' in err.upper(): |
| return linkers.VisualStudioLinker(linker, getattr(compiler, 'machine', None)) |
| if 'ar-Error-Unknown switch: --version' in err: |
| return linkers.PGIStaticLinker(linker) |
| if p.returncode == 0 and 'armar' in linker_name: |
| return linkers.ArmarLinker(linker) |
| if 'DMD32 D Compiler' in out or 'DMD64 D Compiler' in out: |
| assert isinstance(compiler, d.DCompiler) |
| return linkers.DLinker(linker, compiler.arch) |
| if 'LDC - the LLVM D compiler' in out: |
| assert isinstance(compiler, d.DCompiler) |
| return linkers.DLinker(linker, compiler.arch, rsp_syntax=compiler.rsp_file_syntax()) |
| if 'GDC' in out and ' based on D ' in out: |
| assert isinstance(compiler, d.DCompiler) |
| return linkers.DLinker(linker, compiler.arch) |
| if err.startswith('Renesas') and 'rlink' in linker_name: |
| return linkers.CcrxLinker(linker) |
| if out.startswith('GNU ar') and 'xc16-ar' in linker_name: |
| return linkers.Xc16Linker(linker) |
| if "--> error: bad option 'e'" in err: # TI |
| if 'ar2000' in linker_name: |
| return linkers.C2000Linker(linker) |
| else: |
| return linkers.TILinker(linker) |
| if 'Texas Instruments Incorporated' in out: |
| if 'ar6000' in linker_name: |
| return linkers.C6000Linker(linker) |
| if out.startswith('The CompCert'): |
| return linkers.CompCertLinker(linker) |
| if out.strip().startswith('Metrowerks') or out.strip().startswith('Freescale'): |
| if 'ARM' in out: |
| return linkers.MetrowerksStaticLinkerARM(linker) |
| else: |
| return linkers.MetrowerksStaticLinkerEmbeddedPowerPC(linker) |
| if p.returncode == 0: |
| return linkers.ArLinker(compiler.for_machine, linker) |
| if p.returncode == 1 and err.startswith('usage'): # OSX |
| return linkers.AppleArLinker(compiler.for_machine, linker) |
| if p.returncode == 1 and err.startswith('Usage'): # AIX |
| return linkers.AIXArLinker(linker) |
| if p.returncode == 1 and err.startswith('ar: bad option: --'): # Solaris |
| return linkers.ArLinker(compiler.for_machine, linker) |
| _handle_exceptions(popen_exceptions, trials, 'linker') |
| raise EnvironmentException('Unreachable code (exception to make mypy happy)') |
| |
| |
| # Compilers |
| # ========= |
| |
| |
| def _detect_c_or_cpp_compiler(env: 'Environment', lang: str, for_machine: MachineChoice, *, override_compiler: T.Optional[T.List[str]] = None) -> Compiler: |
| """Shared implementation for finding the C or C++ compiler to use. |
| |
| the override_compiler option is provided to allow compilers which use |
| the compiler (GCC or Clang usually) as their shared linker, to find |
| the linker they need. |
| """ |
| from . import c, cpp |
| from ..linkers import linkers |
| popen_exceptions: T.Dict[str, T.Union[Exception, str]] = {} |
| compilers, ccache = _get_compilers(env, lang, for_machine) |
| if override_compiler is not None: |
| compilers = [override_compiler] |
| is_cross = env.is_cross_build(for_machine) |
| info = env.machines[for_machine] |
| cls: T.Union[T.Type[CCompiler], T.Type[CPPCompiler]] |
| lnk: T.Union[T.Type[StaticLinker], T.Type[DynamicLinker]] |
| |
| for compiler in compilers: |
| if isinstance(compiler, str): |
| compiler = [compiler] |
| compiler_name = os.path.basename(compiler[0]) |
| |
| if any(os.path.basename(x) in {'cl', 'cl.exe', 'clang-cl', 'clang-cl.exe'} for x in compiler): |
| # Watcom C provides it's own cl.exe clone that mimics an older |
| # version of Microsoft's compiler. Since Watcom's cl.exe is |
| # just a wrapper, we skip using it if we detect its presence |
| # so as not to confuse Meson when configuring for MSVC. |
| # |
| # Additionally the help text of Watcom's cl.exe is paged, and |
| # the binary will not exit without human intervention. In |
| # practice, Meson will block waiting for Watcom's cl.exe to |
| # exit, which requires user input and thus will never exit. |
| if 'WATCOM' in os.environ: |
| def sanitize(p: T.Optional[str]) -> T.Optional[str]: |
| return os.path.normcase(os.path.abspath(p)) if p else None |
| |
| watcom_cls = [sanitize(os.path.join(os.environ['WATCOM'], 'BINNT', 'cl')), |
| sanitize(os.path.join(os.environ['WATCOM'], 'BINNT', 'cl.exe')), |
| sanitize(os.path.join(os.environ['WATCOM'], 'BINNT64', 'cl')), |
| sanitize(os.path.join(os.environ['WATCOM'], 'BINNT64', 'cl.exe'))] |
| found_cl = sanitize(shutil.which('cl')) |
| if found_cl in watcom_cls: |
| mlog.debug('Skipping unsupported cl.exe clone at:', found_cl) |
| continue |
| arg = '/?' |
| elif 'armcc' in compiler_name: |
| arg = '--vsn' |
| elif 'ccrx' in compiler_name: |
| arg = '-v' |
| elif 'xc16' in compiler_name: |
| arg = '--version' |
| elif 'ccomp' in compiler_name: |
| arg = '-version' |
| elif compiler_name in {'cl2000', 'cl2000.exe', 'cl430', 'cl430.exe', 'armcl', 'armcl.exe', 'cl6x', 'cl6x.exe'}: |
| # TI compiler |
| arg = '-version' |
| elif compiler_name in {'icl', 'icl.exe'}: |
| # if you pass anything to icl you get stuck in a pager |
| arg = '' |
| else: |
| arg = '--version' |
| |
| cmd = compiler + [arg] |
| try: |
| p, out, err = Popen_safe_logged(cmd, msg='Detecting compiler via') |
| except OSError as e: |
| popen_exceptions[join_args(cmd)] = e |
| continue |
| |
| if 'ccrx' in compiler_name: |
| out = err |
| |
| full_version = out.split('\n', 1)[0] |
| version = search_version(out) |
| |
| guess_gcc_or_lcc: T.Optional[str] = None |
| if 'Free Software Foundation' in out or out.startswith('xt-'): |
| guess_gcc_or_lcc = 'gcc' |
| if 'e2k' in out and 'lcc' in out: |
| guess_gcc_or_lcc = 'lcc' |
| if 'Microchip Technology' in out: |
| # this output has "Free Software Foundation" in its version |
| guess_gcc_or_lcc = None |
| |
| 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 = c.ElbrusCCompiler if lang == 'c' else cpp.ElbrusCPPCompiler |
| else: |
| version = _get_gnu_version_from_defines(defines) |
| cls = c.GnuCCompiler if lang == 'c' else cpp.GnuCPPCompiler |
| |
| linker = guess_nix_linker(env, compiler, cls, version, for_machine) |
| |
| return cls( |
| ccache, compiler, version, for_machine, is_cross, |
| info, defines=defines, full_version=full_version, |
| linker=linker) |
| |
| if 'Emscripten' in out: |
| cls = c.EmscriptenCCompiler if lang == 'c' else cpp.EmscriptenCPPCompiler |
| env.coredata.add_lang_args(cls.language, cls, for_machine, env) |
| |
| # emcc requires a file input in order to pass arguments to the |
| # linker. It'll exit with an error code, but still print the |
| # linker version. |
| with tempfile.NamedTemporaryFile(suffix='.c') as f: |
| cmd = compiler + [cls.LINKER_PREFIX + "--version", f.name] |
| _, o, _ = Popen_safe(cmd) |
| |
| linker = linkers.WASMDynamicLinker( |
| compiler, for_machine, cls.LINKER_PREFIX, |
| [], version=search_version(o)) |
| return cls( |
| ccache, compiler, version, for_machine, is_cross, info, |
| linker=linker, full_version=full_version) |
| |
| if 'Arm C/C++/Fortran Compiler' in out: |
| 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 complaining that this could be None |
| version = '.'.join([x for x in arm_ver_match.groups() if x is not None]) |
| if lang == 'c': |
| cls = c.ArmLtdClangCCompiler |
| elif lang == 'cpp': |
| cls = cpp.ArmLtdClangCPPCompiler |
| linker = guess_nix_linker(env, compiler, cls, version, for_machine) |
| return cls( |
| ccache, compiler, version, for_machine, is_cross, info, |
| linker=linker) |
| if 'armclang' in out: |
| # The compiler version is not present in the first line of output, |
| # instead it is present in second line, startswith 'Component:'. |
| # So, searching for the 'Component' in out although we know it is |
| # present in second line, as we are not sure about the |
| # output format in future versions |
| arm_ver_match = re.search('.*Component.*', out) |
| if arm_ver_match is None: |
| popen_exceptions[join_args(compiler)] = 'version string not found' |
| continue |
| arm_ver_str = arm_ver_match.group(0) |
| # Override previous values |
| version = search_version(arm_ver_str) |
| full_version = arm_ver_str |
| cls = c.ArmclangCCompiler if lang == 'c' else cpp.ArmclangCPPCompiler |
| linker = linkers.ArmClangDynamicLinker(for_machine, version=version) |
| env.coredata.add_lang_args(cls.language, cls, for_machine, env) |
| return cls( |
| ccache, compiler, version, for_machine, is_cross, info, |
| full_version=full_version, linker=linker) |
| if 'CL.EXE COMPATIBILITY' in out: |
| # if this is clang-cl masquerading as cl, detect it as cl, not |
| # clang |
| arg = '--version' |
| try: |
| p, out, err = Popen_safe(compiler + [arg]) |
| except OSError as e: |
| popen_exceptions[join_args(compiler + [arg])] = e |
| version = search_version(out) |
| match = re.search('^Target: (.*?)-', out, re.MULTILINE) |
| if match: |
| target = match.group(1) |
| else: |
| target = 'unknown target' |
| cls = c.ClangClCCompiler if lang == 'c' else cpp.ClangClCPPCompiler |
| linker = guess_win_linker(env, ['lld-link'], cls, version, for_machine) |
| return cls( |
| compiler, version, for_machine, is_cross, info, target, |
| linker=linker) |
| |
| # must be detected here before clang because TI compilers contain 'clang' in their output and so that they can be detected as 'clang' |
| ti_compilers = { |
| 'TMS320C2000 C/C++': (c.C2000CCompiler, cpp.C2000CPPCompiler, linkers.C2000DynamicLinker), |
| 'TMS320C6x C/C++': (c.C6000CCompiler, cpp.C6000CPPCompiler, linkers.C6000DynamicLinker), |
| 'TI ARM C/C++ Compiler': (c.TICCompiler, cpp.TICPPCompiler, linkers.TIDynamicLinker), |
| 'MSP430 C/C++': (c.TICCompiler, cpp.TICPPCompiler, linkers.TIDynamicLinker) |
| } |
| for indentifier, compiler_classes in ti_compilers.items(): |
| if indentifier in out: |
| cls = compiler_classes[0] if lang == 'c' else compiler_classes[1] |
| lnk = compiler_classes[2] |
| 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, |
| full_version=full_version, linker=linker) |
| |
| if 'clang' in out or 'Clang' in out: |
| linker = None |
| |
| defines = _get_clang_compiler_defines(compiler) |
| |
| # Even if the for_machine is darwin, we could be using vanilla |
| # clang. |
| if 'Apple' in out: |
| cls = c.AppleClangCCompiler if lang == 'c' else cpp.AppleClangCPPCompiler |
| else: |
| cls = c.ClangCCompiler if lang == 'c' else cpp.ClangCPPCompiler |
| |
| 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, but for clang on "real" windows we'll use |
| # either link.exe or lld-link.exe |
| try: |
| linker = guess_win_linker(env, compiler, cls, version, for_machine, invoked_directly=False) |
| except MesonException: |
| pass |
| if linker is None: |
| linker = guess_nix_linker(env, compiler, cls, version, for_machine) |
| |
| return cls( |
| ccache, compiler, version, for_machine, is_cross, info, |
| defines=defines, full_version=full_version, linker=linker) |
| |
| 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, |
| 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, |
| 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, |
| 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, 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, 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, |
| 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, |
| full_version=full_version, linker=l) |
| if 'ARM' in out and not ('Metrowerks' in out or 'Freescale' 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, 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, |
| 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, |
| 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, |
| full_version=full_version, linker=linker) |
| |
| if 'Metrowerks C/C++' in out or 'Freescale C/C++' in out: |
| if 'ARM' in out: |
| cls = c.MetrowerksCCompilerARM if lang == 'c' else cpp.MetrowerksCPPCompilerARM |
| lnk = linkers.MetrowerksLinkerARM |
| else: |
| cls = c.MetrowerksCCompilerEmbeddedPowerPC if lang == 'c' else cpp.MetrowerksCPPCompilerEmbeddedPowerPC |
| lnk = linkers.MetrowerksLinkerEmbeddedPowerPC |
| |
| mwcc_ver_match = re.search(r'Version (\d+)\.(\d+)\.?(\d+)? build (\d+)', out) |
| assert mwcc_ver_match is not None, 'for mypy' # because mypy *should* be complaning that this could be None |
| compiler_version = '.'.join(x for x in mwcc_ver_match.groups() if x is not None) |
| |
| env.coredata.add_lang_args(cls.language, cls, for_machine, env) |
| ld = env.lookup_binary_entry(for_machine, cls.language + '_ld') |
| |
| if ld is not None: |
| _, o_ld, _ = Popen_safe(ld + ['--version']) |
| |
| mwld_ver_match = re.search(r'Version (\d+)\.(\d+)\.?(\d+)? build (\d+)', o_ld) |
| assert mwld_ver_match is not None, 'for mypy' # because mypy *should* be complaning that this could be None |
| linker_version = '.'.join(x for x in mwld_ver_match.groups() if x is not None) |
| |
| linker = lnk(ld, for_machine, version=linker_version) |
| else: |
| raise EnvironmentException(f'Failed to detect linker for {cls.id!r} compiler. Please update your cross file(s).') |
| |
| return cls( |
| ccache, compiler, compiler_version, for_machine, is_cross, info, |
| 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 = _get_compilers(env, 'cuda', for_machine) |
| info = env.machines[for_machine] |
| for compiler in compilers: |
| arg = '--version' |
| try: |
| p, out, err = Popen_safe_logged(compiler + [arg], msg='Detecting compiler via') |
| 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, 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 = _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_logged(compiler + [arg], msg='Detecting compiler via') |
| 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, |
| 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, |
| 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 complaining 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, |
| 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, |
| 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, |
| 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, 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, 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, |
| full_version=full_version, linker=linker) |
| |
| if 'ifx (IFORT)' in out or 'ifx (IFX)' in out: |
| cls = fortran.IntelLLVMFortranCompiler |
| linker = guess_nix_linker(env, compiler, cls, version, for_machine) |
| return cls( |
| compiler, version, for_machine, is_cross, info, |
| full_version=full_version, linker=linker) |
| |
| if 'PathScale EKOPath(tm)' in err: |
| return fortran.PathScaleFortranCompiler( |
| compiler, version, for_machine, is_cross, info, |
| 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, |
| 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, |
| full_version=full_version, linker=linker) |
| |
| if 'flang' in out or 'clang' in out: |
| cls = fortran.FlangFortranCompiler |
| linker = None |
| 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, but for flang on "real" windows we'll use |
| # either link.exe or lld-link.exe |
| try: |
| linker = guess_win_linker( |
| env, compiler, cls, version, |
| for_machine, invoked_directly=False |
| ) |
| except MesonException: |
| pass |
| if linker is None: |
| linker = guess_nix_linker(env, compiler, cls, |
| version, for_machine) |
| return cls( |
| compiler, version, for_machine, is_cross, info, |
| 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, |
| 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, |
| 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 = _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_logged(compiler + arg, msg='Detecting compiler via') |
| 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, |
| 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, 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_logged(exelist + ['-version'], msg='Detecting compiler via') |
| 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 = _get_compilers(env, 'cs', for_machine) |
| popen_exceptions = {} |
| info = env.machines[for_machine] |
| for comp in compilers: |
| try: |
| p, out, err = Popen_safe_logged(comp + ['--version'], msg='Detecting compiler via') |
| 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: |
| _, out, err = Popen_safe_logged(comp + ['-V'], msg='Detecting compiler via') |
| except OSError as e: |
| popen_exceptions[join_args(comp + ['-V'])] = e |
| continue |
| |
| version: T.Optional[str] = None |
| # 3.0 |
| if 'Cython' in out: |
| version = search_version(out) |
| # older |
| elif 'Cython' in err: |
| version = search_version(err) |
| if version is not None: |
| 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_logged(exelist + ['--version'], msg='Detecting compiler via')[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: T.Dict[str, Exception] = {} |
| compilers, _ = _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_logged(compiler + arg, msg='Detecting compiler via')[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: |
| # clippy returns its own version and not the rustc version by |
| # default so try harder here to get the correct version. |
| # Also replace the whole output with the rustc output in |
| # case this is later used for other purposes. |
| arg = ['--rustc', '--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 = 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 RUSTC_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 os.path.basename(exelist[0]) in {'ccache', 'sccache'}: |
| 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, |
| 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 = _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 NamedTemporaryFile 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, |
| 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 NamedTemporaryFile 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_logged(exelist + ['-v'], msg='Detecting compiler via') |
| 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, MetrowerksAsmCompilerARM, MetrowerksAsmCompilerEmbeddedPowerPC |
| 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_logged(comp + ['--version'], msg='Detecting compiler via')[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) |
| elif 'Metrowerks' in output or 'Freescale' in output: |
| if 'ARM' in output: |
| comp_class_mwasmarm = MetrowerksAsmCompilerARM |
| env.coredata.add_lang_args(comp_class_mwasmarm.language, comp_class_mwasmarm, for_machine, env) |
| return comp_class_mwasmarm([], comp, version, for_machine, info, cc.linker, is_cross=is_cross) |
| else: |
| comp_class_mwasmeppc = MetrowerksAsmCompilerEmbeddedPowerPC |
| env.coredata.add_lang_args(comp_class_mwasmeppc.language, comp_class_mwasmeppc, for_machine, env) |
| return comp_class_mwasmeppc([], 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)) |
