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📄 __init__.py """numpy.distutils.fcompiler Contains FCompiler, an abstract base class that defines the interface for the numpy.distutils Fortran compiler abstraction model. Terminology: To be consistent, where the term 'executable' is used, it means the single file, like 'gcc', that is executed, and should be a string. In contrast, 'command' means the entire command line, like ['gcc', '-c', 'file.c'], and should be a list. But note that FCompiler.executables is actually a dictionary of commands. """ __all__ = ['FCompiler', 'new_fcompiler', 'show_fcompilers', 'dummy_fortran_file'] import os import sys import re from pathlib import Path from distutils.sysconfig import get_python_lib from distutils.fancy_getopt import FancyGetopt from distutils.errors import DistutilsModuleError, \ DistutilsExecError, CompileError, LinkError, DistutilsPlatformError from distutils.util import split_quoted, strtobool from numpy.distutils.ccompiler import CCompiler, gen_lib_options from numpy.distutils import log from numpy.distutils.misc_util import is_string, all_strings, is_sequence, \ make_temp_file, get_shared_lib_extension from numpy.distutils.exec_command import find_executable from numpy.distutils import _shell_utils from .environment import EnvironmentConfig __metaclass__ = type FORTRAN_COMMON_FIXED_EXTENSIONS = ['.for', '.ftn', '.f77', '.f'] class CompilerNotFound(Exception): pass def flaglist(s): if is_string(s): return split_quoted(s) else: return s def str2bool(s): if is_string(s): return strtobool(s) return bool(s) def is_sequence_of_strings(seq): return is_sequence(seq) and all_strings(seq) class FCompiler(CCompiler): """Abstract base class to define the interface that must be implemented by real Fortran compiler classes. Methods that subclasses may redefine: update_executables(), find_executables(), get_version() get_flags(), get_flags_opt(), get_flags_arch(), get_flags_debug() get_flags_f77(), get_flags_opt_f77(), get_flags_arch_f77(), get_flags_debug_f77(), get_flags_f90(), get_flags_opt_f90(), get_flags_arch_f90(), get_flags_debug_f90(), get_flags_fix(), get_flags_linker_so() DON'T call these methods (except get_version) after constructing a compiler instance or inside any other method. All methods, except update_executables() and find_executables(), may call the get_version() method. After constructing a compiler instance, always call customize(dist=None) method that finalizes compiler construction and makes the following attributes available: compiler_f77 compiler_f90 compiler_fix linker_so archiver ranlib libraries library_dirs """ # These are the environment variables and distutils keys used. # Each configuration description is # (<hook name>, <environment variable>, <key in distutils.cfg>, <convert>, <append>) # The hook names are handled by the self._environment_hook method. # - names starting with 'self.' call methods in this class # - names starting with 'exe.' return the key in the executables dict # - names like 'flags.YYY' return self.get_flag_YYY() # convert is either None or a function to convert a string to the # appropriate type used. distutils_vars = EnvironmentConfig( distutils_section='config_fc', noopt = (None, None, 'noopt', str2bool, False), noarch = (None, None, 'noarch', str2bool, False), debug = (None, None, 'debug', str2bool, False), verbose = (None, None, 'verbose', str2bool, False), ) command_vars = EnvironmentConfig( distutils_section='config_fc', compiler_f77 = ('exe.compiler_f77', 'F77', 'f77exec', None, False), compiler_f90 = ('exe.compiler_f90', 'F90', 'f90exec', None, False), compiler_fix = ('exe.compiler_fix', 'F90', 'f90exec', None, False), version_cmd = ('exe.version_cmd', None, None, None, False), linker_so = ('exe.linker_so', 'LDSHARED', 'ldshared', None, False), linker_exe = ('exe.linker_exe', 'LD', 'ld', None, False), archiver = (None, 'AR', 'ar', None, False), ranlib = (None, 'RANLIB', 'ranlib', None, False), ) flag_vars = EnvironmentConfig( distutils_section='config_fc', f77 = ('flags.f77', 'F77FLAGS', 'f77flags', flaglist, True), f90 = ('flags.f90', 'F90FLAGS', 'f90flags', flaglist, True), free = ('flags.free', 'FREEFLAGS', 'freeflags', flaglist, True), fix = ('flags.fix', None, None, flaglist, False), opt = ('flags.opt', 'FOPT', 'opt', flaglist, True), opt_f77 = ('flags.opt_f77', None, None, flaglist, False), opt_f90 = ('flags.opt_f90', None, None, flaglist, False), arch = ('flags.arch', 'FARCH', 'arch', flaglist, False), arch_f77 = ('flags.arch_f77', None, None, flaglist, False), arch_f90 = ('flags.arch_f90', None, None, flaglist, False), debug = ('flags.debug', 'FDEBUG', 'fdebug', flaglist, True), debug_f77 = ('flags.debug_f77', None, None, flaglist, False), debug_f90 = ('flags.debug_f90', None, None, flaglist, False), flags = ('self.get_flags', 'FFLAGS', 'fflags', flaglist, True), linker_so = ('flags.linker_so', 'LDFLAGS', 'ldflags', flaglist, True), linker_exe = ('flags.linker_exe', 'LDFLAGS', 'ldflags', flaglist, True), ar = ('flags.ar', 'ARFLAGS', 'arflags', flaglist, True), ) language_map = {'.f': 'f77', '.for': 'f77', '.F': 'f77', # XXX: needs preprocessor '.ftn': 'f77', '.f77': 'f77', '.f90': 'f90', '.F90': 'f90', # XXX: needs preprocessor '.f95': 'f90', } language_order = ['f90', 'f77'] # These will be set by the subclass compiler_type = None compiler_aliases = () version_pattern = None possible_executables = [] executables = { 'version_cmd': ["f77", "-v"], 'compiler_f77': ["f77"], 'compiler_f90': ["f90"], 'compiler_fix': ["f90", "-fixed"], 'linker_so': ["f90", "-shared"], 'linker_exe': ["f90"], 'archiver': ["ar", "-cr"], 'ranlib': None, } # If compiler does not support compiling Fortran 90 then it can # suggest using another compiler. For example, gnu would suggest # gnu95 compiler type when there are F90 sources. suggested_f90_compiler = None compile_switch = "-c" object_switch = "-o " # Ending space matters! It will be stripped # but if it is missing then object_switch # will be prefixed to object file name by # string concatenation. library_switch = "-o " # Ditto! # Switch to specify where module files are created and searched # for USE statement. Normally it is a string and also here ending # space matters. See above. module_dir_switch = None # Switch to specify where module files are searched for USE statement. module_include_switch = '-I' pic_flags = [] # Flags to create position-independent code src_extensions = ['.for', '.ftn', '.f77', '.f', '.f90', '.f95', '.F', '.F90', '.FOR'] obj_extension = ".o" shared_lib_extension = get_shared_lib_extension() static_lib_extension = ".a" # or .lib static_lib_format = "lib%s%s" # or %s%s shared_lib_format = "%s%s" exe_extension = "" _exe_cache = {} _executable_keys = ['version_cmd', 'compiler_f77', 'compiler_f90', 'compiler_fix', 'linker_so', 'linker_exe', 'archiver', 'ranlib'] # This will be set by new_fcompiler when called in # command/{build_ext.py, build_clib.py, config.py} files. c_compiler = None # extra_{f77,f90}_compile_args are set by build_ext.build_extension method extra_f77_compile_args = [] extra_f90_compile_args = [] def __init__(self, args, kw): CCompiler.__init__(self, args, kw) self.distutils_vars = self.distutils_vars.clone(self._environment_hook) self.command_vars = self.command_vars.clone(self._environment_hook) self.flag_vars = self.flag_vars.clone(self._environment_hook) self.executables = self.executables.copy() for e in self._executable_keys: if e not in self.executables: self.executables[e] = None # Some methods depend on .customize() being called first, so # this keeps track of whether that's happened yet. self._is_customised = False def __copy__(self): obj = self.__new__(self.__class__) obj.__dict__.update(self.__dict__) obj.distutils_vars = obj.distutils_vars.clone(obj._environment_hook) obj.command_vars = obj.command_vars.clone(obj._environment_hook) obj.flag_vars = obj.flag_vars.clone(obj._environment_hook) obj.executables = obj.executables.copy() return obj def copy(self): return self.__copy__() # Use properties for the attributes used by CCompiler. Setting them # as attributes from the self.executables dictionary is error-prone, # so we get them from there each time. def _command_property(key): def fget(self): assert self._is_customised return self.executables[key] return property(fget=fget) version_cmd = _command_property('version_cmd') compiler_f77 = _command_property('compiler_f77') compiler_f90 = _command_property('compiler_f90') compiler_fix = _command_property('compiler_fix') linker_so = _command_property('linker_so') linker_exe = _command_property('linker_exe') archiver = _command_property('archiver') ranlib = _command_property('ranlib') # Make our terminology consistent. def set_executable(self, key, value): self.set_command(key, value) def set_commands(self, kw): for k, v in kw.items(): self.set_command(k, v) def set_command(self, key, value): if not key in self._executable_keys: raise ValueError( "unknown executable '%s' for class %s" % (key, self.__class__.__name__)) if is_string(value): value = split_quoted(value) assert value is None or is_sequence_of_strings(value[1:]), (key, value) self.executables[key] = value ###################################################################### ## Methods that subclasses may redefine. But don't call these methods! ## They are private to FCompiler class and may return unexpected ## results if used elsewhere. So, you have been warned.. def find_executables(self): """Go through the self.executables dictionary, and attempt to find and assign appropriate executables. Executable names are looked for in the environment (environment variables, the distutils.cfg, and command line), the 0th-element of the command list, and the self.possible_executables list. Also, if the 0th element is "<F77>" or "<F90>", the Fortran 77 or the Fortran 90 compiler executable is used, unless overridden by an environment setting. Subclasses should call this if overridden. """ assert self._is_customised exe_cache = self._exe_cache def cached_find_executable(exe): if exe in exe_cache: return exe_cache[exe] fc_exe = find_executable(exe) exe_cache[exe] = exe_cache[fc_exe] = fc_exe return fc_exe def verify_command_form(name, value): if value is not None and not is_sequence_of_strings(value): raise ValueError( "%s value %r is invalid in class %s" % (name, value, self.__class__.__name__)) def set_exe(exe_key, f77=None, f90=None): cmd = self.executables.get(exe_key, None) if not cmd: return None # Note that we get cmd[0] here if the environment doesn't # have anything set exe_from_environ = getattr(self.command_vars, exe_key) if not exe_from_environ: possibles = [f90, f77] + self.possible_executables else: possibles = [exe_from_environ] + self.possible_executables seen = set() unique_possibles = [] for e in possibles: if e == '<F77>': e = f77 elif e == '<F90>': e = f90 if not e or e in seen: continue seen.add(e) unique_possibles.append(e) for exe in unique_possibles: fc_exe = cached_find_executable(exe) if fc_exe: cmd[0] = fc_exe return fc_exe self.set_command(exe_key, None) return None ctype = self.compiler_type f90 = set_exe('compiler_f90') if not f90: f77 = set_exe('compiler_f77') if f77: log.warn('%s: no Fortran 90 compiler found' % ctype) else: raise CompilerNotFound('%s: f90 nor f77' % ctype) else: f77 = set_exe('compiler_f77', f90=f90) if not f77: log.warn('%s: no Fortran 77 compiler found' % ctype) set_exe('compiler_fix', f90=f90) set_exe('linker_so', f77=f77, f90=f90) set_exe('linker_exe', f77=f77, f90=f90) set_exe('version_cmd', f77=f77, f90=f90) set_exe('archiver') set_exe('ranlib') def update_executables(self): """Called at the beginning of customisation. Subclasses should override this if they need to set up the executables dictionary. Note that self.find_executables() is run afterwards, so the self.executables dictionary values can contain <F77> or <F90> as the command, which will be replaced by the found F77 or F90 compiler. """ pass def get_flags(self): """List of flags common to all compiler types.""" return [] + self.pic_flags def _get_command_flags(self, key): cmd = self.executables.get(key, None) if cmd is None: return [] return cmd[1:] def get_flags_f77(self): """List of Fortran 77 specific flags.""" return self._get_command_flags('compiler_f77') def get_flags_f90(self): """List of Fortran 90 specific flags.""" return self._get_command_flags('compiler_f90') def get_flags_free(self): """List of Fortran 90 free format specific flags.""" return [] def get_flags_fix(self): """List of Fortran 90 fixed format specific flags.""" return self._get_command_flags('compiler_fix') def get_flags_linker_so(self): """List of linker flags to build a shared library.""" return self._get_command_flags('linker_so') def get_flags_linker_exe(self): """List of linker flags to build an executable.""" return self._get_command_flags('linker_exe') def get_flags_ar(self): """List of archiver flags. """ return self._get_command_flags('archiver') def get_flags_opt(self): """List of architecture independent compiler flags.""" return [] def get_flags_arch(self): """List of architecture dependent compiler flags.""" return [] def get_flags_debug(self): """List of compiler flags to compile with debugging information.""" return [] get_flags_opt_f77 = get_flags_opt_f90 = get_flags_opt get_flags_arch_f77 = get_flags_arch_f90 = get_flags_arch get_flags_debug_f77 = get_flags_debug_f90 = get_flags_debug def get_libraries(self): """List of compiler libraries.""" return self.libraries[:] def get_library_dirs(self): """List of compiler library directories.""" return self.library_dirs[:] def get_version(self, force=False, ok_status=[0]): assert self._is_customised version = CCompiler.get_version(self, force=force, ok_status=ok_status) if version is None: raise CompilerNotFound() return version ############################################################ ## Public methods: def customize(self, dist = None): """Customize Fortran compiler. This method gets Fortran compiler specific information from (i) class definition, (ii) environment, (iii) distutils config files, and (iv) command line (later overrides earlier). This method should be always called after constructing a compiler instance. But not in __init__ because Distribution instance is needed for (iii) and (iv). """ log.info('customize %s' % (self.__class__.__name__)) self._is_customised = True self.distutils_vars.use_distribution(dist) self.command_vars.use_distribution(dist) self.flag_vars.use_distribution(dist) self.update_executables() # find_executables takes care of setting the compiler commands, # version_cmd, linker_so, linker_exe, ar, and ranlib self.find_executables() noopt = self.distutils_vars.get('noopt', False) noarch = self.distutils_vars.get('noarch', noopt) debug = self.distutils_vars.get('debug', False) f77 = self.command_vars.compiler_f77 f90 = self.command_vars.compiler_f90 f77flags = [] f90flags = [] freeflags = [] fixflags = [] if f77: f77 = _shell_utils.NativeParser.split(f77) f77flags = self.flag_vars.f77 if f90: f90 = _shell_utils.NativeParser.split(f90) f90flags = self.flag_vars.f90 freeflags = self.flag_vars.free # XXX Assuming that free format is default for f90 compiler. fix = self.command_vars.compiler_fix # NOTE: this and similar examples are probably just # excluding --coverage flag when F90 = gfortran --coverage # instead of putting that flag somewhere more appropriate # this and similar examples where a Fortran compiler # environment variable has been customized by CI or a user # should perhaps eventually be more thoroughly tested and more # robustly handled if fix: fix = _shell_utils.NativeParser.split(fix) fixflags = self.flag_vars.fix + f90flags oflags, aflags, dflags = [], [], [] # examine get_flags_<tag>_<compiler> for extra flags # only add them if the method is different from get_flags_<tag> def get_flags(tag, flags): # note that self.flag_vars.<tag> calls self.get_flags_<tag>() flags.extend(getattr(self.flag_vars, tag)) this_get = getattr(self, 'get_flags_' + tag) for name, c, flagvar in [('f77', f77, f77flags), ('f90', f90, f90flags), ('f90', fix, fixflags)]: t = '%s_%s' % (tag, name) if c and this_get is not getattr(self, 'get_flags_' + t): flagvar.extend(getattr(self.flag_vars, t)) if not noopt: get_flags('opt', oflags) if not noarch: get_flags('arch', aflags) if debug: get_flags('debug', dflags) fflags = self.flag_vars.flags + dflags + oflags + aflags if f77: self.set_commands(compiler_f77=f77+f77flags+fflags) if f90: self.set_commands(compiler_f90=f90+freeflags+f90flags+fflags) if fix: self.set_commands(compiler_fix=fix+fixflags+fflags) #XXX: Do we need LDSHARED->SOSHARED, LDFLAGS->SOFLAGS linker_so = self.linker_so if linker_so: linker_so_flags = self.flag_vars.linker_so if sys.platform.startswith('aix'): python_lib = get_python_lib(standard_lib=1) ld_so_aix = os.path.join(python_lib, 'config', 'ld_so_aix') python_exp = os.path.join(python_lib, 'config', 'python.exp') linker_so = [ld_so_aix] + linker_so + ['-bI:'+python_exp] if sys.platform.startswith('os400'): from distutils.sysconfig import get_config_var python_config = get_config_var('LIBPL') ld_so_aix = os.path.join(python_config, 'ld_so_aix') python_exp = os.path.join(python_config, 'python.exp') linker_so = [ld_so_aix] + linker_so + ['-bI:'+python_exp] self.set_commands(linker_so=linker_so+linker_so_flags) linker_exe = self.linker_exe if linker_exe: linker_exe_flags = self.flag_vars.linker_exe self.set_commands(linker_exe=linker_exe+linker_exe_flags) ar = self.command_vars.archiver if ar: arflags = self.flag_vars.ar self.set_commands(archiver=[ar]+arflags) self.set_library_dirs(self.get_library_dirs()) self.set_libraries(self.get_libraries()) def dump_properties(self): """Print out the attributes of a compiler instance.""" props = [] for key in list(self.executables.keys()) + \ ['version', 'libraries', 'library_dirs', 'object_switch', 'compile_switch']: if hasattr(self, key): v = getattr(self, key) props.append((key, None, '= '+repr(v))) props.sort() pretty_printer = FancyGetopt(props) for l in pretty_printer.generate_help("%s instance properties:" \ % (self.__class__.__name__)): if l[:4]==' --': l = ' ' + l[4:] print(l) ################### def _compile(self, obj, src, ext, cc_args, extra_postargs, pp_opts): """Compile 'src' to product 'obj'.""" src_flags = {} if Path(src).suffix.lower() in FORTRAN_COMMON_FIXED_EXTENSIONS \ and not has_f90_header(src): flavor = ':f77' compiler = self.compiler_f77 src_flags = get_f77flags(src) extra_compile_args = self.extra_f77_compile_args or [] elif is_free_format(src): flavor = ':f90' compiler = self.compiler_f90 if compiler is None: raise DistutilsExecError('f90 not supported by %s needed for %s'\ % (self.__class__.__name__, src)) extra_compile_args = self.extra_f90_compile_args or [] else: flavor = ':fix' compiler = self.compiler_fix if compiler is None: raise DistutilsExecError('f90 (fixed) not supported by %s needed for %s'\ % (self.__class__.__name__, src)) extra_compile_args = self.extra_f90_compile_args or [] if self.object_switch[-1]==' ': o_args = [self.object_switch.strip(), obj] else: o_args = [self.object_switch.strip()+obj] assert self.compile_switch.strip() s_args = [self.compile_switch, src] if extra_compile_args: log.info('extra %s options: %r' \ % (flavor[1:], ' '.join(extra_compile_args))) extra_flags = src_flags.get(self.compiler_type, []) if extra_flags: log.info('using compile options from source: %r' \ % ' '.join(extra_flags)) command = compiler + cc_args + extra_flags + s_args + o_args \ + extra_postargs + extra_compile_args display = '%s: %s' % (os.path.basename(compiler[0]) + flavor, src) try: self.spawn(command, display=display) except DistutilsExecError as e: msg = str(e) raise CompileError(msg) from None def module_options(self, module_dirs, module_build_dir): options = [] if self.module_dir_switch is not None: if self.module_dir_switch[-1]==' ': options.extend([self.module_dir_switch.strip(), module_build_dir]) else: options.append(self.module_dir_switch.strip()+module_build_dir) else: print('XXX: module_build_dir=%r option ignored' % (module_build_dir)) print('XXX: Fix module_dir_switch for ', self.__class__.__name__) if self.module_include_switch is not None: for d in [module_build_dir]+module_dirs: options.append('%s%s' % (self.module_include_switch, d)) else: print('XXX: module_dirs=%r option ignored' % (module_dirs)) print('XXX: Fix module_include_switch for ', self.__class__.__name__) return options def library_option(self, lib): return "-l" + lib def library_dir_option(self, dir): return "-L" + dir def link(self, target_desc, objects, output_filename, output_dir=None, libraries=None, library_dirs=None, runtime_library_dirs=None, export_symbols=None, debug=0, extra_preargs=None, extra_postargs=None, build_temp=None, target_lang=None): objects, output_dir = self._fix_object_args(objects, output_dir) libraries, library_dirs, runtime_library_dirs = \ self._fix_lib_args(libraries, library_dirs, runtime_library_dirs) lib_opts = gen_lib_options(self, library_dirs, runtime_library_dirs, libraries) if is_string(output_dir): output_filename = os.path.join(output_dir, output_filename) elif output_dir is not None: raise TypeError("'output_dir' must be a string or None") if self._need_link(objects, output_filename): if self.library_switch[-1]==' ': o_args = [self.library_switch.strip(), output_filename] else: o_args = [self.library_switch.strip()+output_filename] if is_string(self.objects): ld_args = objects + [self.objects] else: ld_args = objects + self.objects ld_args = ld_args + lib_opts + o_args if debug: ld_args[:0] = ['-g'] if extra_preargs: ld_args[:0] = extra_preargs if extra_postargs: ld_args.extend(extra_postargs) self.mkpath(os.path.dirname(output_filename)) if target_desc == CCompiler.EXECUTABLE: linker = self.linker_exe[:] else: linker = self.linker_so[:] command = linker + ld_args try: self.spawn(command) except DistutilsExecError as e: msg = str(e) raise LinkError(msg) from None else: log.debug("skipping %s (up-to-date)", output_filename) def _environment_hook(self, name, hook_name): if hook_name is None: return None if is_string(hook_name): if hook_name.startswith('self.'): hook_name = hook_name[5:] hook = getattr(self, hook_name) return hook() elif hook_name.startswith('exe.'): hook_name = hook_name[4:] var = self.executables[hook_name] if var: return var[0] else: return None elif hook_name.startswith('flags.'): hook_name = hook_name[6:] hook = getattr(self, 'get_flags_' + hook_name) return hook() else: return hook_name() def can_ccompiler_link(self, ccompiler): """ Check if the given C compiler can link objects produced by this compiler. """ return True def wrap_unlinkable_objects(self, objects, output_dir, extra_dll_dir): """ Convert a set of object files that are not compatible with the default linker, to a file that is compatible. Parameters ---------- objects : list List of object files to include. output_dir : str Output directory to place generated object files. extra_dll_dir : str Output directory to place extra DLL files that need to be included on Windows. Returns ------- converted_objects : list of str List of converted object files. Note that the number of output files is not necessarily the same as inputs. """ raise NotImplementedError() ## class FCompiler _default_compilers = ( # sys.platform mappings ('win32', ('gnu', 'intelv', 'absoft', 'compaqv', 'intelev', 'gnu95', 'g95', 'intelvem', 'intelem', 'flang')), ('cygwin.', ('gnu', 'intelv', 'absoft', 'compaqv', 'intelev', 'gnu95', 'g95')), ('linux.', ('arm', 'gnu95', 'intel', 'lahey', 'pg', 'nv', 'absoft', 'nag', 'vast', 'compaq', 'intele', 'intelem', 'gnu', 'g95', 'pathf95', 'nagfor', 'fujitsu')), ('darwin.', ('gnu95', 'nag', 'nagfor', 'absoft', 'ibm', 'intel', 'gnu', 'g95', 'pg')), ('sunos.', ('sun', 'gnu', 'gnu95', 'g95')), ('irix.', ('mips', 'gnu', 'gnu95',)), ('aix.', ('ibm', 'gnu', 'gnu95',)), # os.name mappings ('posix', ('gnu', 'gnu95',)), ('nt', ('gnu', 'gnu95',)), ('mac', ('gnu95', 'gnu', 'pg')), ) fcompiler_class = None fcompiler_aliases = None def load_all_fcompiler_classes(): """Cache all the FCompiler classes found in modules in the numpy.distutils.fcompiler package. """ from glob import glob global fcompiler_class, fcompiler_aliases if fcompiler_class is not None: return pys = os.path.join(os.path.dirname(__file__), '.py') fcompiler_class = {} fcompiler_aliases = {} for fname in glob(pys): module_name, ext = os.path.splitext(os.path.basename(fname)) module_name = 'numpy.distutils.fcompiler.' + module_name __import__ (module_name) module = sys.modules[module_name] if hasattr(module, 'compilers'): for cname in module.compilers: klass = getattr(module, cname) desc = (klass.compiler_type, klass, klass.description) fcompiler_class[klass.compiler_type] = desc for alias in klass.compiler_aliases: if alias in fcompiler_aliases: raise ValueError("alias %r defined for both %s and %s" % (alias, klass.__name__, fcompiler_aliases[alias][1].__name__)) fcompiler_aliases[alias] = desc def _find_existing_fcompiler(compiler_types, osname=None, platform=None, requiref90=False, c_compiler=None): from numpy.distutils.core import get_distribution dist = get_distribution(always=True) for compiler_type in compiler_types: v = None try: c = new_fcompiler(plat=platform, compiler=compiler_type, c_compiler=c_compiler) c.customize(dist) v = c.get_version() if requiref90 and c.compiler_f90 is None: v = None new_compiler = c.suggested_f90_compiler if new_compiler: log.warn('Trying %r compiler as suggested by %r ' 'compiler for f90 support.' % (compiler_type, new_compiler)) c = new_fcompiler(plat=platform, compiler=new_compiler, c_compiler=c_compiler) c.customize(dist) v = c.get_version() if v is not None: compiler_type = new_compiler if requiref90 and c.compiler_f90 is None: raise ValueError('%s does not support compiling f90 codes, ' 'skipping.' % (c.__class__.__name__)) except DistutilsModuleError: log.debug("_find_existing_fcompiler: compiler_type='%s' raised DistutilsModuleError", compiler_type) except CompilerNotFound: log.debug("_find_existing_fcompiler: compiler_type='%s' not found", compiler_type) if v is not None: return compiler_type return None def available_fcompilers_for_platform(osname=None, platform=None): if osname is None: osname = os.name if platform is None: platform = sys.platform matching_compiler_types = [] for pattern, compiler_type in _default_compilers: if re.match(pattern, platform) or re.match(pattern, osname): for ct in compiler_type: if ct not in matching_compiler_types: matching_compiler_types.append(ct) if not matching_compiler_types: matching_compiler_types.append('gnu') return matching_compiler_types def get_default_fcompiler(osname=None, platform=None, requiref90=False, c_compiler=None): """Determine the default Fortran compiler to use for the given platform.""" matching_compiler_types = available_fcompilers_for_platform(osname, platform) log.info("get_default_fcompiler: matching types: '%s'", matching_compiler_types) compiler_type = _find_existing_fcompiler(matching_compiler_types, osname=osname, platform=platform, requiref90=requiref90, c_compiler=c_compiler) return compiler_type # Flag to avoid rechecking for Fortran compiler every time failed_fcompilers = set() def new_fcompiler(plat=None, compiler=None, verbose=0, dry_run=0, force=0, requiref90=False, c_compiler = None): """Generate an instance of some FCompiler subclass for the supplied platform/compiler combination. """ global failed_fcompilers fcompiler_key = (plat, compiler) if fcompiler_key in failed_fcompilers: return None load_all_fcompiler_classes() if plat is None: plat = os.name if compiler is None: compiler = get_default_fcompiler(plat, requiref90=requiref90, c_compiler=c_compiler) if compiler in fcompiler_class: module_name, klass, long_description = fcompiler_class[compiler] elif compiler in fcompiler_aliases: module_name, klass, long_description = fcompiler_aliases[compiler] else: msg = "don't know how to compile Fortran code on platform '%s'" % plat if compiler is not None: msg = msg + " with '%s' compiler." % compiler msg = msg + " Supported compilers are: %s)" \ % (','.join(fcompiler_class.keys())) log.warn(msg) failed_fcompilers.add(fcompiler_key) return None compiler = klass(verbose=verbose, dry_run=dry_run, force=force) compiler.c_compiler = c_compiler return compiler def show_fcompilers(dist=None): """Print list of available compilers (used by the "--help-fcompiler" option to "config_fc"). """ if dist is None: from distutils.dist import Distribution from numpy.distutils.command.config_compiler import config_fc dist = Distribution() dist.script_name = os.path.basename(sys.argv[0]) dist.script_args = ['config_fc'] + sys.argv[1:] try: dist.script_args.remove('--help-fcompiler') except ValueError: pass dist.cmdclass['config_fc'] = config_fc dist.parse_config_files() dist.parse_command_line() compilers = [] compilers_na = [] compilers_ni = [] if not fcompiler_class: load_all_fcompiler_classes() platform_compilers = available_fcompilers_for_platform() for compiler in platform_compilers: v = None log.set_verbosity(-2) try: c = new_fcompiler(compiler=compiler, verbose=dist.verbose) c.customize(dist) v = c.get_version() except (DistutilsModuleError, CompilerNotFound) as e: log.debug("show_fcompilers: %s not found" % (compiler,)) log.debug(repr(e)) if v is None: compilers_na.append(("fcompiler="+compiler, None, fcompiler_class[compiler][2])) else: c.dump_properties() compilers.append(("fcompiler="+compiler, None, fcompiler_class[compiler][2] + ' (%s)' % v)) compilers_ni = list(set(fcompiler_class.keys()) - set(platform_compilers)) compilers_ni = [("fcompiler="+fc, None, fcompiler_class[fc][2]) for fc in compilers_ni] compilers.sort() compilers_na.sort() compilers_ni.sort() pretty_printer = FancyGetopt(compilers) pretty_printer.print_help("Fortran compilers found:") pretty_printer = FancyGetopt(compilers_na) pretty_printer.print_help("Compilers available for this " "platform, but not found:") if compilers_ni: pretty_printer = FancyGetopt(compilers_ni) pretty_printer.print_help("Compilers not available on this platform:") print("For compiler details, run 'config_fc --verbose' setup command.") def dummy_fortran_file(): fo, name = make_temp_file(suffix='.f') fo.write(" subroutine dummy()\n end\n") fo.close() return name[:-2] _has_f_header = re.compile(r'-\-\sfortran\s-\-', re.I).search _has_f90_header = re.compile(r'-\-\sf90\s-\-', re.I).search _has_fix_header = re.compile(r'-\-\sfix\s-\-', re.I).search _free_f90_start = re.compile(r'[^c!]\s[^\s\d\t]', re.I).match def is_free_format(file): """Check if file is in free format Fortran.""" # f90 allows both fixed and free format, assuming fixed unless # signs of free format are detected. result = 0 with open(file, encoding='latin1') as f: line = f.readline() n = 10000 # the number of non-comment lines to scan for hints if _has_f_header(line) or _has_fix_header(line): n = 0 elif _has_f90_header(line): n = 0 result = 1 while n>0 and line: line = line.rstrip() if line and line[0]!='!': n -= 1 if (line[0]!='\t' and _free_f90_start(line[:5])) or line[-1:]=='&': result = 1 break line = f.readline() return result def has_f90_header(src): with open(src, encoding='latin1') as f: line = f.readline() return _has_f90_header(line) or _has_fix_header(line) _f77flags_re = re.compile(r'(c\|)f77flags\s$\s(?P<fcname>\w+)\s$\s=\s(?P<fflags>.*)', re.I) def get_f77flags(src): """ Search the first 20 lines of fortran 77 code for line pattern `CF77FLAGS(<fcompiler type>)=<f77 flags>` Return a dictionary {<fcompiler type>:<f77 flags>}. """ flags = {} with open(src, encoding='latin1') as f: i = 0 for line in f: i += 1 if i>20: break m = _f77flags_re.match(line) if not m: continue fcname = m.group('fcname').strip() fflags = m.group('fflags').strip() flags[fcname] = split_quoted(fflags) return flags # TODO: implement get_f90flags and use it in _compile similarly to get_f77flags if __name__ == '__main__': show_fcompilers()	39.67 KB	2026-01-20 12:58
📁 __pycache__	-	2026-03-21 15:45
📄 absoft.py # Absoft Corporation ceased operations on 12/31/2022. # Thus, all links to <http://www.absoft.com> are invalid. # Notes: # - when using -g77 then use -DUNDERSCORE_G77 to compile f2py # generated extension modules (works for f2py v2.45.241_1936 and up) import os from numpy.distutils.cpuinfo import cpu from numpy.distutils.fcompiler import FCompiler, dummy_fortran_file from numpy.distutils.misc_util import cyg2win32 compilers = ['AbsoftFCompiler'] class AbsoftFCompiler(FCompiler): compiler_type = 'absoft' description = 'Absoft Corp Fortran Compiler' #version_pattern = r'FORTRAN 77 Compiler (?P<version>[^\s,]).?Absoft Corp' version_pattern = r'(f90:.?(Absoft Pro FORTRAN Version\|FORTRAN 77 Compiler\|Absoft Fortran Compiler Version\|Copyright Absoft Corporation.?Version))'+\ r' (?P<version>[^\s,])(.?Absoft Corp\|)' # on windows: f90 -V -c dummy.f # f90: Copyright Absoft Corporation 1994-1998 mV2; Cray Research, Inc. 1994-1996 CF90 (2.x.x.x f36t87) Version 2.3 Wed Apr 19, 2006 13:05:16 # samt5735(8)$ f90 -V -c dummy.f # f90: Copyright Absoft Corporation 1994-2002; Absoft Pro FORTRAN Version 8.0 # Note that fink installs g77 as f77, so need to use f90 for detection. executables = { 'version_cmd' : None, # set by update_executables 'compiler_f77' : ["f77"], 'compiler_fix' : ["f90"], 'compiler_f90' : ["f90"], 'linker_so' : ["<F90>"], 'archiver' : ["ar", "-cr"], 'ranlib' : ["ranlib"] } if os.name=='nt': library_switch = '/out:' #No space after /out:! module_dir_switch = None module_include_switch = '-p' def update_executables(self): f = cyg2win32(dummy_fortran_file()) self.executables['version_cmd'] = ['<F90>', '-V', '-c', f+'.f', '-o', f+'.o'] def get_flags_linker_so(self): if os.name=='nt': opt = ['/dll'] # The "-K shared" switches are being left in for pre-9.0 versions # of Absoft though I don't think versions earlier than 9 can # actually be used to build shared libraries. In fact, version # 8 of Absoft doesn't recognize "-K shared" and will fail. elif self.get_version() >= '9.0': opt = ['-shared'] else: opt = ["-K", "shared"] return opt def library_dir_option(self, dir): if os.name=='nt': return ['-link', '/PATH:%s' % (dir)] return "-L" + dir def library_option(self, lib): if os.name=='nt': return '%s.lib' % (lib) return "-l" + lib def get_library_dirs(self): opt = FCompiler.get_library_dirs(self) d = os.environ.get('ABSOFT') if d: if self.get_version() >= '10.0': # use shared libraries, the static libraries were not compiled -fPIC prefix = 'sh' else: prefix = '' if cpu.is_64bit(): suffix = '64' else: suffix = '' opt.append(os.path.join(d, '%slib%s' % (prefix, suffix))) return opt def get_libraries(self): opt = FCompiler.get_libraries(self) if self.get_version() >= '11.0': opt.extend(['af90math', 'afio', 'af77math', 'amisc']) elif self.get_version() >= '10.0': opt.extend(['af90math', 'afio', 'af77math', 'U77']) elif self.get_version() >= '8.0': opt.extend(['f90math', 'fio', 'f77math', 'U77']) else: opt.extend(['fio', 'f90math', 'fmath', 'U77']) if os.name =='nt': opt.append('COMDLG32') return opt def get_flags(self): opt = FCompiler.get_flags(self) if os.name != 'nt': opt.extend(['-s']) if self.get_version(): if self.get_version()>='8.2': opt.append('-fpic') return opt def get_flags_f77(self): opt = FCompiler.get_flags_f77(self) opt.extend(['-N22', '-N90', '-N110']) v = self.get_version() if os.name == 'nt': if v and v>='8.0': opt.extend(['-f', '-N15']) else: opt.append('-f') if v: if v<='4.6': opt.append('-B108') else: # Though -N15 is undocumented, it works with # Absoft 8.0 on Linux opt.append('-N15') return opt def get_flags_f90(self): opt = FCompiler.get_flags_f90(self) opt.extend(["-YCFRL=1", "-YCOM_NAMES=LCS", "-YCOM_PFX", "-YEXT_PFX", "-YCOM_SFX=_", "-YEXT_SFX=_", "-YEXT_NAMES=LCS"]) if self.get_version(): if self.get_version()>'4.6': opt.extend(["-YDEALLOC=ALL"]) return opt def get_flags_fix(self): opt = FCompiler.get_flags_fix(self) opt.extend(["-YCFRL=1", "-YCOM_NAMES=LCS", "-YCOM_PFX", "-YEXT_PFX", "-YCOM_SFX=_", "-YEXT_SFX=_", "-YEXT_NAMES=LCS"]) opt.extend(["-f", "fixed"]) return opt def get_flags_opt(self): opt = ['-O'] return opt if __name__ == '__main__': from distutils import log log.set_verbosity(2) from numpy.distutils import customized_fcompiler print(customized_fcompiler(compiler='absoft').get_version())	5.39 KB	2026-01-20 12:58
📄 arm.py import sys from numpy.distutils.fcompiler import FCompiler, dummy_fortran_file from sys import platform from os.path import join, dirname, normpath compilers = ['ArmFlangCompiler'] import functools class ArmFlangCompiler(FCompiler): compiler_type = 'arm' description = 'Arm Compiler' version_pattern = r'\sArm.version (?P<version>[\d.-]+).*' ar_exe = 'lib.exe' possible_executables = ['armflang'] executables = { 'version_cmd': ["", "--version"], 'compiler_f77': ["armflang", "-fPIC"], 'compiler_fix': ["armflang", "-fPIC", "-ffixed-form"], 'compiler_f90': ["armflang", "-fPIC"], 'linker_so': ["armflang", "-fPIC", "-shared"], 'archiver': ["ar", "-cr"], 'ranlib': None } pic_flags = ["-fPIC", "-DPIC"] c_compiler = 'arm' module_dir_switch = '-module ' # Don't remove ending space! def get_libraries(self): opt = FCompiler.get_libraries(self) opt.extend(['flang', 'flangrti', 'ompstub']) return opt @functools.lru_cache(maxsize=128) def get_library_dirs(self): """List of compiler library directories.""" opt = FCompiler.get_library_dirs(self) flang_dir = dirname(self.executables['compiler_f77'][0]) opt.append(normpath(join(flang_dir, '..', 'lib'))) return opt def get_flags(self): return [] def get_flags_free(self): return [] def get_flags_debug(self): return ['-g'] def get_flags_opt(self): return ['-O3'] def get_flags_arch(self): return [] def runtime_library_dir_option(self, dir): return '-Wl,-rpath=%s' % dir if __name__ == '__main__': from distutils import log log.set_verbosity(2) from numpy.distutils import customized_fcompiler print(customized_fcompiler(compiler='armflang').get_version())	2.04 KB	2026-01-20 12:58
📄 compaq.py #http://www.compaq.com/fortran/docs/ import os import sys from numpy.distutils.fcompiler import FCompiler from distutils.errors import DistutilsPlatformError compilers = ['CompaqFCompiler'] if os.name != 'posix' or sys.platform[:6] == 'cygwin' : # Otherwise we'd get a false positive on posix systems with # case-insensitive filesystems (like darwin), because we'll pick # up /bin/df compilers.append('CompaqVisualFCompiler') class CompaqFCompiler(FCompiler): compiler_type = 'compaq' description = 'Compaq Fortran Compiler' version_pattern = r'Compaq Fortran (?P<version>[^\s]).' if sys.platform[:5]=='linux': fc_exe = 'fort' else: fc_exe = 'f90' executables = { 'version_cmd' : ['<F90>', "-version"], 'compiler_f77' : [fc_exe, "-f77rtl", "-fixed"], 'compiler_fix' : [fc_exe, "-fixed"], 'compiler_f90' : [fc_exe], 'linker_so' : ['<F90>'], 'archiver' : ["ar", "-cr"], 'ranlib' : ["ranlib"] } module_dir_switch = '-module ' # not tested module_include_switch = '-I' def get_flags(self): return ['-assume no2underscore', '-nomixed_str_len_arg'] def get_flags_debug(self): return ['-g', '-check bounds'] def get_flags_opt(self): return ['-O4', '-align dcommons', '-assume bigarrays', '-assume nozsize', '-math_library fast'] def get_flags_arch(self): return ['-arch host', '-tune host'] def get_flags_linker_so(self): if sys.platform[:5]=='linux': return ['-shared'] return ['-shared', '-Wl,-expect_unresolved,'] class CompaqVisualFCompiler(FCompiler): compiler_type = 'compaqv' description = 'DIGITAL or Compaq Visual Fortran Compiler' version_pattern = (r'(DIGITAL\|Compaq) Visual Fortran Optimizing Compiler' r' Version (?P<version>[^\s]).*') compile_switch = '/compile_only' object_switch = '/object:' library_switch = '/OUT:' #No space after /OUT:! static_lib_extension = ".lib" static_lib_format = "%s%s" module_dir_switch = '/module:' module_include_switch = '/I' ar_exe = 'lib.exe' fc_exe = 'DF' if sys.platform=='win32': from numpy.distutils.msvccompiler import MSVCCompiler try: m = MSVCCompiler() m.initialize() ar_exe = m.lib except DistutilsPlatformError: pass except AttributeError as e: if '_MSVCCompiler__root' in str(e): print('Ignoring "%s" (I think it is msvccompiler.py bug)' % (e)) else: raise except OSError as e: if not "vcvarsall.bat" in str(e): print("Unexpected OSError in", __file__) raise except ValueError as e: if not "'path'" in str(e): print("Unexpected ValueError in", __file__) raise executables = { 'version_cmd' : ['<F90>', "/what"], 'compiler_f77' : [fc_exe, "/f77rtl", "/fixed"], 'compiler_fix' : [fc_exe, "/fixed"], 'compiler_f90' : [fc_exe], 'linker_so' : ['<F90>'], 'archiver' : [ar_exe, "/OUT:"], 'ranlib' : None } def get_flags(self): return ['/nologo', '/MD', '/WX', '/iface=(cref,nomixed_str_len_arg)', '/names:lowercase', '/assume:underscore'] def get_flags_opt(self): return ['/Ox', '/fast', '/optimize:5', '/unroll:0', '/math_library:fast'] def get_flags_arch(self): return ['/threads'] def get_flags_debug(self): return ['/debug'] if __name__ == '__main__': from distutils import log log.set_verbosity(2) from numpy.distutils import customized_fcompiler print(customized_fcompiler(compiler='compaq').get_version())	3.81 KB	2026-01-20 12:58
📄 environment.py import os from distutils.dist import Distribution __metaclass__ = type class EnvironmentConfig: def __init__(self, distutils_section='ALL', kw): self._distutils_section = distutils_section self._conf_keys = kw self._conf = None self._hook_handler = None def dump_variable(self, name): conf_desc = self._conf_keys[name] hook, envvar, confvar, convert, append = conf_desc if not convert: convert = lambda x : x print('%s.%s:' % (self._distutils_section, name)) v = self._hook_handler(name, hook) print(' hook : %s' % (convert(v),)) if envvar: v = os.environ.get(envvar, None) print(' environ: %s' % (convert(v),)) if confvar and self._conf: v = self._conf.get(confvar, (None, None))[1] print(' config : %s' % (convert(v),)) def dump_variables(self): for name in self._conf_keys: self.dump_variable(name) def __getattr__(self, name): try: conf_desc = self._conf_keys[name] except KeyError: raise AttributeError( f"'EnvironmentConfig' object has no attribute '{name}'" ) from None return self._get_var(name, conf_desc) def get(self, name, default=None): try: conf_desc = self._conf_keys[name] except KeyError: return default var = self._get_var(name, conf_desc) if var is None: var = default return var def _get_var(self, name, conf_desc): hook, envvar, confvar, convert, append = conf_desc if convert is None: convert = lambda x: x var = self._hook_handler(name, hook) if envvar is not None: envvar_contents = os.environ.get(envvar) if envvar_contents is not None: envvar_contents = convert(envvar_contents) if var and append: if os.environ.get('NPY_DISTUTILS_APPEND_FLAGS', '1') == '1': var.extend(envvar_contents) else: # NPY_DISTUTILS_APPEND_FLAGS was explicitly set to 0 # to keep old (overwrite flags rather than append to # them) behavior var = envvar_contents else: var = envvar_contents if confvar is not None and self._conf: if confvar in self._conf: source, confvar_contents = self._conf[confvar] var = convert(confvar_contents) return var def clone(self, hook_handler): ec = self.__class__(distutils_section=self._distutils_section, self._conf_keys) ec._hook_handler = hook_handler return ec def use_distribution(self, dist): if isinstance(dist, Distribution): self._conf = dist.get_option_dict(self._distutils_section) else: self._conf = dist	3.01 KB	2026-01-20 12:58
📄 fujitsu.py """ fujitsu Supports Fujitsu compiler function. This compiler is developed by Fujitsu and is used in A64FX on Fugaku. """ from numpy.distutils.fcompiler import FCompiler compilers = ['FujitsuFCompiler'] class FujitsuFCompiler(FCompiler): compiler_type = 'fujitsu' description = 'Fujitsu Fortran Compiler' possible_executables = ['frt'] version_pattern = r'frt $FRT$ (?P<version>[a-z\d.]+)' # $ frt --version # frt (FRT) x.x.x yyyymmdd executables = { 'version_cmd' : ["<F77>", "--version"], 'compiler_f77' : ["frt", "-Fixed"], 'compiler_fix' : ["frt", "-Fixed"], 'compiler_f90' : ["frt"], 'linker_so' : ["frt", "-shared"], 'archiver' : ["ar", "-cr"], 'ranlib' : ["ranlib"] } pic_flags = ['-KPIC'] module_dir_switch = '-M' module_include_switch = '-I' def get_flags_opt(self): return ['-O3'] def get_flags_debug(self): return ['-g'] def runtime_library_dir_option(self, dir): return f'-Wl,-rpath={dir}' def get_libraries(self): return ['fj90f', 'fj90i', 'fjsrcinfo'] if __name__ == '__main__': from distutils import log from numpy.distutils import customized_fcompiler log.set_verbosity(2) print(customized_fcompiler('fujitsu').get_version())	1.3 KB	2026-01-20 12:58
📄 g95.py # http://g95.sourceforge.net/ from numpy.distutils.fcompiler import FCompiler compilers = ['G95FCompiler'] class G95FCompiler(FCompiler): compiler_type = 'g95' description = 'G95 Fortran Compiler' # version_pattern = r'G95 $(GCC (?P<gccversion>[\d.]+)\|.?) \(g95!$ (?P<version>.)\).' # $ g95 --version # G95 (GCC 4.0.3 (g95!) May 22 2006) version_pattern = r'G95 $(GCC (?P<gccversion>[\d.]+)\|.?) \(g95 (?P<version>.)!$ (?P<date>.)\).*' # $ g95 --version # G95 (GCC 4.0.3 (g95 0.90!) Aug 22 2006) executables = { 'version_cmd' : ["<F90>", "--version"], 'compiler_f77' : ["g95", "-ffixed-form"], 'compiler_fix' : ["g95", "-ffixed-form"], 'compiler_f90' : ["g95"], 'linker_so' : ["<F90>", "-shared"], 'archiver' : ["ar", "-cr"], 'ranlib' : ["ranlib"] } pic_flags = ['-fpic'] module_dir_switch = '-fmod=' module_include_switch = '-I' def get_flags(self): return ['-fno-second-underscore'] def get_flags_opt(self): return ['-O'] def get_flags_debug(self): return ['-g'] if __name__ == '__main__': from distutils import log from numpy.distutils import customized_fcompiler log.set_verbosity(2) print(customized_fcompiler('g95').get_version())	1.3 KB	2026-01-20 12:58
📄 gnu.py import re import os import sys import warnings import platform import tempfile import hashlib import base64 import subprocess from subprocess import Popen, PIPE, STDOUT from numpy.distutils.exec_command import filepath_from_subprocess_output from numpy.distutils.fcompiler import FCompiler from distutils.version import LooseVersion compilers = ['GnuFCompiler', 'Gnu95FCompiler'] TARGET_R = re.compile(r"Target: ([a-zA-Z0-9_\-])") # XXX: handle cross compilation def is_win64(): return sys.platform == "win32" and platform.architecture()[0] == "64bit" class GnuFCompiler(FCompiler): compiler_type = 'gnu' compiler_aliases = ('g77', ) description = 'GNU Fortran 77 compiler' def gnu_version_match(self, version_string): """Handle the different versions of GNU fortran compilers""" # Strip warning(s) that may be emitted by gfortran while version_string.startswith('gfortran: warning'): version_string =\ version_string[version_string.find('\n') + 1:].strip() # Gfortran versions from after 2010 will output a simple string # (usually "x.y", "x.y.z" or "x.y.z-q") for ``-dumpversion``; older # gfortrans may still return long version strings (``-dumpversion`` was # an alias for ``--version``) if len(version_string) <= 20: # Try to find a valid version string m = re.search(r'([0-9.]+)', version_string) if m: # g77 provides a longer version string that starts with GNU # Fortran if version_string.startswith('GNU Fortran'): return ('g77', m.group(1)) # gfortran only outputs a version string such as #.#.#, so check # if the match is at the start of the string elif m.start() == 0: return ('gfortran', m.group(1)) else: # Output probably from --version, try harder: m = re.search(r'GNU Fortran\s+95.?([0-9-.]+)', version_string) if m: return ('gfortran', m.group(1)) m = re.search( r'GNU Fortran.?\-?([0-9-.]+\.[0-9-.]+)', version_string) if m: v = m.group(1) if v.startswith('0') or v.startswith('2') or v.startswith('3'): # the '0' is for early g77's return ('g77', v) else: # at some point in the 4.x series, the ' 95' was dropped # from the version string return ('gfortran', v) # If still nothing, raise an error to make the problem easy to find. err = 'A valid Fortran version was not found in this string:\n' raise ValueError(err + version_string) def version_match(self, version_string): v = self.gnu_version_match(version_string) if not v or v[0] != 'g77': return None return v[1] possible_executables = ['g77', 'f77'] executables = { 'version_cmd' : [None, "-dumpversion"], 'compiler_f77' : [None, "-g", "-Wall", "-fno-second-underscore"], 'compiler_f90' : None, # Use --fcompiler=gnu95 for f90 codes 'compiler_fix' : None, 'linker_so' : [None, "-g", "-Wall"], 'archiver' : ["ar", "-cr"], 'ranlib' : ["ranlib"], 'linker_exe' : [None, "-g", "-Wall"] } module_dir_switch = None module_include_switch = None # Cygwin: f771: warning: -fPIC ignored for target (all code is # position independent) if os.name != 'nt' and sys.platform != 'cygwin': pic_flags = ['-fPIC'] # use -mno-cygwin for g77 when Python is not Cygwin-Python if sys.platform == 'win32': for key in ['version_cmd', 'compiler_f77', 'linker_so', 'linker_exe']: executables[key].append('-mno-cygwin') g2c = 'g2c' suggested_f90_compiler = 'gnu95' def get_flags_linker_so(self): opt = self.linker_so[1:] if sys.platform == 'darwin': target = os.environ.get('MACOSX_DEPLOYMENT_TARGET', None) # If MACOSX_DEPLOYMENT_TARGET is set, we simply trust the value # and leave it alone. But, distutils will complain if the # environment's value is different from the one in the Python # Makefile used to build Python. We let distutils handle this # error checking. if not target: # If MACOSX_DEPLOYMENT_TARGET is not set in the environment, # we try to get it first from sysconfig and then # fall back to setting it to 10.9 This is a reasonable default # even when using the official Python dist and those derived # from it. import sysconfig target = sysconfig.get_config_var('MACOSX_DEPLOYMENT_TARGET') if not target: target = '10.9' s = f'Env. variable MACOSX_DEPLOYMENT_TARGET set to {target}' warnings.warn(s, stacklevel=2) os.environ['MACOSX_DEPLOYMENT_TARGET'] = str(target) opt.extend(['-undefined', 'dynamic_lookup', '-bundle']) else: opt.append("-shared") if sys.platform.startswith('sunos'): # SunOS often has dynamically loaded symbols defined in the # static library libg2c.a The linker doesn't like this. To # ignore the problem, use the -mimpure-text flag. It isn't # the safest thing, but seems to work. 'man gcc' says: # ".. Instead of using -mimpure-text, you should compile all # source code with -fpic or -fPIC." opt.append('-mimpure-text') return opt def get_libgcc_dir(self): try: output = subprocess.check_output(self.compiler_f77 + ['-print-libgcc-file-name']) except (OSError, subprocess.CalledProcessError): pass else: output = filepath_from_subprocess_output(output) return os.path.dirname(output) return None def get_libgfortran_dir(self): if sys.platform[:5] == 'linux': libgfortran_name = 'libgfortran.so' elif sys.platform == 'darwin': libgfortran_name = 'libgfortran.dylib' else: libgfortran_name = None libgfortran_dir = None if libgfortran_name: find_lib_arg = ['-print-file-name={0}'.format(libgfortran_name)] try: output = subprocess.check_output( self.compiler_f77 + find_lib_arg) except (OSError, subprocess.CalledProcessError): pass else: output = filepath_from_subprocess_output(output) libgfortran_dir = os.path.dirname(output) return libgfortran_dir def get_library_dirs(self): opt = [] if sys.platform[:5] != 'linux': d = self.get_libgcc_dir() if d: # if windows and not cygwin, libg2c lies in a different folder if sys.platform == 'win32' and not d.startswith('/usr/lib'): d = os.path.normpath(d) path = os.path.join(d, "lib%s.a" % self.g2c) if not os.path.exists(path): root = os.path.join(d, ((os.pardir, ) * 4)) d2 = os.path.abspath(os.path.join(root, 'lib')) path = os.path.join(d2, "lib%s.a" % self.g2c) if os.path.exists(path): opt.append(d2) opt.append(d) # For Macports / Linux, libgfortran and libgcc are not co-located lib_gfortran_dir = self.get_libgfortran_dir() if lib_gfortran_dir: opt.append(lib_gfortran_dir) return opt def get_libraries(self): opt = [] d = self.get_libgcc_dir() if d is not None: g2c = self.g2c + '-pic' f = self.static_lib_format % (g2c, self.static_lib_extension) if not os.path.isfile(os.path.join(d, f)): g2c = self.g2c else: g2c = self.g2c if g2c is not None: opt.append(g2c) c_compiler = self.c_compiler if sys.platform == 'win32' and c_compiler and \ c_compiler.compiler_type == 'msvc': opt.append('gcc') if sys.platform == 'darwin': opt.append('cc_dynamic') return opt def get_flags_debug(self): return ['-g'] def get_flags_opt(self): v = self.get_version() if v and v <= '3.3.3': # With this compiler version building Fortran BLAS/LAPACK # with -O3 caused failures in lib.lapack heevr,syevr tests. opt = ['-O2'] else: opt = ['-O3'] opt.append('-funroll-loops') return opt def _c_arch_flags(self): """ Return detected arch flags from CFLAGS """ import sysconfig try: cflags = sysconfig.get_config_vars()['CFLAGS'] except KeyError: return [] arch_re = re.compile(r"-arch\s+(\w+)") arch_flags = [] for arch in arch_re.findall(cflags): arch_flags += ['-arch', arch] return arch_flags def get_flags_arch(self): return [] def runtime_library_dir_option(self, dir): if sys.platform == 'win32' or sys.platform == 'cygwin': # Linux/Solaris/Unix support RPATH, Windows does not raise NotImplementedError # TODO: could use -Xlinker here, if it's supported assert "," not in dir if sys.platform == 'darwin': return f'-Wl,-rpath,{dir}' elif sys.platform.startswith(('aix', 'os400')): # AIX RPATH is called LIBPATH return f'-Wl,-blibpath:{dir}' else: return f'-Wl,-rpath={dir}' class Gnu95FCompiler(GnuFCompiler): compiler_type = 'gnu95' compiler_aliases = ('gfortran', ) description = 'GNU Fortran 95 compiler' def version_match(self, version_string): v = self.gnu_version_match(version_string) if not v or v[0] != 'gfortran': return None v = v[1] if LooseVersion(v) >= "4": # gcc-4 series releases do not support -mno-cygwin option pass else: # use -mno-cygwin flag for gfortran when Python is not # Cygwin-Python if sys.platform == 'win32': for key in [ 'version_cmd', 'compiler_f77', 'compiler_f90', 'compiler_fix', 'linker_so', 'linker_exe' ]: self.executables[key].append('-mno-cygwin') return v possible_executables = ['gfortran', 'f95'] executables = { 'version_cmd' : ["<F90>", "-dumpversion"], 'compiler_f77' : [None, "-Wall", "-g", "-ffixed-form", "-fno-second-underscore"], 'compiler_f90' : [None, "-Wall", "-g", "-fno-second-underscore"], 'compiler_fix' : [None, "-Wall", "-g","-ffixed-form", "-fno-second-underscore"], 'linker_so' : ["<F90>", "-Wall", "-g"], 'archiver' : ["ar", "-cr"], 'ranlib' : ["ranlib"], 'linker_exe' : [None, "-Wall"] } module_dir_switch = '-J' module_include_switch = '-I' if sys.platform.startswith(('aix', 'os400')): executables['linker_so'].append('-lpthread') if platform.architecture()[0][:2] == '64': for key in ['compiler_f77', 'compiler_f90','compiler_fix','linker_so', 'linker_exe']: executables[key].append('-maix64') g2c = 'gfortran' def _universal_flags(self, cmd): """Return a list of -arch flags for every supported architecture.""" if not sys.platform == 'darwin': return [] arch_flags = [] # get arches the C compiler gets. c_archs = self._c_arch_flags() if "i386" in c_archs: c_archs[c_archs.index("i386")] = "i686" # check the arches the Fortran compiler supports, and compare with # arch flags from C compiler for arch in ["ppc", "i686", "x86_64", "ppc64", "s390x"]: if _can_target(cmd, arch) and arch in c_archs: arch_flags.extend(["-arch", arch]) return arch_flags def get_flags(self): flags = GnuFCompiler.get_flags(self) arch_flags = self._universal_flags(self.compiler_f90) if arch_flags: flags[:0] = arch_flags return flags def get_flags_linker_so(self): flags = GnuFCompiler.get_flags_linker_so(self) arch_flags = self._universal_flags(self.linker_so) if arch_flags: flags[:0] = arch_flags return flags def get_library_dirs(self): opt = GnuFCompiler.get_library_dirs(self) if sys.platform == 'win32': c_compiler = self.c_compiler if c_compiler and c_compiler.compiler_type == "msvc": target = self.get_target() if target: d = os.path.normpath(self.get_libgcc_dir()) root = os.path.join(d, ((os.pardir, ) 4)) path = os.path.join(root, "lib") mingwdir = os.path.normpath(path) if os.path.exists(os.path.join(mingwdir, "libmingwex.a")): opt.append(mingwdir) # For Macports / Linux, libgfortran and libgcc are not co-located lib_gfortran_dir = self.get_libgfortran_dir() if lib_gfortran_dir: opt.append(lib_gfortran_dir) return opt def get_libraries(self): opt = GnuFCompiler.get_libraries(self) if sys.platform == 'darwin': opt.remove('cc_dynamic') if sys.platform == 'win32': c_compiler = self.c_compiler if c_compiler and c_compiler.compiler_type == "msvc": if "gcc" in opt: i = opt.index("gcc") opt.insert(i + 1, "mingwex") opt.insert(i + 1, "mingw32") c_compiler = self.c_compiler if c_compiler and c_compiler.compiler_type == "msvc": return [] else: pass return opt def get_target(self): try: p = subprocess.Popen( self.compiler_f77 + ['-v'], stdin=subprocess.PIPE, stderr=subprocess.PIPE, ) stdout, stderr = p.communicate() output = (stdout or b"") + (stderr or b"") except (OSError, subprocess.CalledProcessError): pass else: output = filepath_from_subprocess_output(output) m = TARGET_R.search(output) if m: return m.group(1) return "" def _hash_files(self, filenames): h = hashlib.sha1() for fn in filenames: with open(fn, 'rb') as f: while True: block = f.read(131072) if not block: break h.update(block) text = base64.b32encode(h.digest()) text = text.decode('ascii') return text.rstrip('=') def _link_wrapper_lib(self, objects, output_dir, extra_dll_dir, chained_dlls, is_archive): """Create a wrapper shared library for the given objects Return an MSVC-compatible lib """ c_compiler = self.c_compiler if c_compiler.compiler_type != "msvc": raise ValueError("This method only supports MSVC") object_hash = self._hash_files(list(objects) + list(chained_dlls)) if is_win64(): tag = 'win_amd64' else: tag = 'win32' basename = 'lib' + os.path.splitext( os.path.basename(objects[0]))[0][:8] root_name = basename + '.' + object_hash + '.gfortran-' + tag dll_name = root_name + '.dll' def_name = root_name + '.def' lib_name = root_name + '.lib' dll_path = os.path.join(extra_dll_dir, dll_name) def_path = os.path.join(output_dir, def_name) lib_path = os.path.join(output_dir, lib_name) if os.path.isfile(lib_path): # Nothing to do return lib_path, dll_path if is_archive: objects = (["-Wl,--whole-archive"] + list(objects) + ["-Wl,--no-whole-archive"]) self.link_shared_object( objects, dll_name, output_dir=extra_dll_dir, extra_postargs=list(chained_dlls) + [ '-Wl,--allow-multiple-definition', '-Wl,--output-def,' + def_path, '-Wl,--export-all-symbols', '-Wl,--enable-auto-import', '-static', '-mlong-double-64', ]) # No PowerPC! if is_win64(): specifier = '/MACHINE:X64' else: specifier = '/MACHINE:X86' # MSVC specific code lib_args = ['/def:' + def_path, '/OUT:' + lib_path, specifier] if not c_compiler.initialized: c_compiler.initialize() c_compiler.spawn([c_compiler.lib] + lib_args) return lib_path, dll_path def can_ccompiler_link(self, compiler): # MSVC cannot link objects compiled by GNU fortran return compiler.compiler_type not in ("msvc", ) def wrap_unlinkable_objects(self, objects, output_dir, extra_dll_dir): """ Convert a set of object files that are not compatible with the default linker, to a file that is compatible. """ if self.c_compiler.compiler_type == "msvc": # Compile a DLL and return the lib for the DLL as # the object. Also keep track of previous DLLs that # we have compiled so that we can link against them. # If there are .a archives, assume they are self-contained # static libraries, and build separate DLLs for each archives = [] plain_objects = [] for obj in objects: if obj.lower().endswith('.a'): archives.append(obj) else: plain_objects.append(obj) chained_libs = [] chained_dlls = [] for archive in archives[::-1]: lib, dll = self._link_wrapper_lib( [archive], output_dir, extra_dll_dir, chained_dlls=chained_dlls, is_archive=True) chained_libs.insert(0, lib) chained_dlls.insert(0, dll) if not plain_objects: return chained_libs lib, dll = self._link_wrapper_lib( plain_objects, output_dir, extra_dll_dir, chained_dlls=chained_dlls, is_archive=False) return [lib] + chained_libs else: raise ValueError("Unsupported C compiler") def _can_target(cmd, arch): """Return true if the architecture supports the -arch flag""" newcmd = cmd[:] fid, filename = tempfile.mkstemp(suffix=".f") os.close(fid) try: d = os.path.dirname(filename) output = os.path.splitext(filename)[0] + ".o" try: newcmd.extend(["-arch", arch, "-c", filename]) p = Popen(newcmd, stderr=STDOUT, stdout=PIPE, cwd=d) p.communicate() return p.returncode == 0 finally: if os.path.exists(output): os.remove(output) finally: os.remove(filename) if __name__ == '__main__': from distutils import log from numpy.distutils import customized_fcompiler log.set_verbosity(2) print(customized_fcompiler('gnu').get_version()) try: print(customized_fcompiler('g95').get_version()) except Exception as e: print(e)	20.02 KB	2026-01-20 12:58
📄 hpux.py from numpy.distutils.fcompiler import FCompiler compilers = ['HPUXFCompiler'] class HPUXFCompiler(FCompiler): compiler_type = 'hpux' description = 'HP Fortran 90 Compiler' version_pattern = r'HP F90 (?P<version>[^\s,])' executables = { 'version_cmd' : ["f90", "+version"], 'compiler_f77' : ["f90"], 'compiler_fix' : ["f90"], 'compiler_f90' : ["f90"], 'linker_so' : ["ld", "-b"], 'archiver' : ["ar", "-cr"], 'ranlib' : ["ranlib"] } module_dir_switch = None #XXX: fix me module_include_switch = None #XXX: fix me pic_flags = ['+Z'] def get_flags(self): return self.pic_flags + ['+ppu', '+DD64'] def get_flags_opt(self): return ['-O3'] def get_libraries(self): return ['m'] def get_library_dirs(self): opt = ['/usr/lib/hpux64'] return opt def get_version(self, force=0, ok_status=[256, 0, 1]): # XXX status==256 may indicate 'unrecognized option' or # 'no input file'. So, version_cmd needs more work. return FCompiler.get_version(self, force, ok_status) if __name__ == '__main__': from distutils import log log.set_verbosity(10) from numpy.distutils import customized_fcompiler print(customized_fcompiler(compiler='hpux').get_version())	1.32 KB	2026-01-20 12:58
📄 ibm.py import os import re import sys import subprocess from numpy.distutils.fcompiler import FCompiler from numpy.distutils.exec_command import find_executable from numpy.distutils.misc_util import make_temp_file from distutils import log compilers = ['IBMFCompiler'] class IBMFCompiler(FCompiler): compiler_type = 'ibm' description = 'IBM XL Fortran Compiler' version_pattern = r'(xlf$1$\s\|)IBM XL Fortran ((Advanced Edition \|)Version \|Enterprise Edition V\|for AIX, V)(?P<version>[^\s])' #IBM XL Fortran Enterprise Edition V10.1 for AIX \nVersion: 10.01.0000.0004 executables = { 'version_cmd' : ["<F77>", "-qversion"], 'compiler_f77' : ["xlf"], 'compiler_fix' : ["xlf90", "-qfixed"], 'compiler_f90' : ["xlf90"], 'linker_so' : ["xlf95"], 'archiver' : ["ar", "-cr"], 'ranlib' : ["ranlib"] } def get_version(self,args,*kwds): version = FCompiler.get_version(self,args,*kwds) if version is None and sys.platform.startswith('aix'): # use lslpp to find out xlf version lslpp = find_executable('lslpp') xlf = find_executable('xlf') if os.path.exists(xlf) and os.path.exists(lslpp): try: o = subprocess.check_output([lslpp, '-Lc', 'xlfcmp']) except (OSError, subprocess.CalledProcessError): pass else: m = re.search(r'xlfcmp:(?P<version>\d+([.]\d+)+)', o) if m: version = m.group('version') xlf_dir = '/etc/opt/ibmcmp/xlf' if version is None and os.path.isdir(xlf_dir): # linux: # If the output of xlf does not contain version info # (that's the case with xlf 8.1, for instance) then # let's try another method: l = sorted(os.listdir(xlf_dir)) l.reverse() l = [d for d in l if os.path.isfile(os.path.join(xlf_dir, d, 'xlf.cfg'))] if l: from distutils.version import LooseVersion self.version = version = LooseVersion(l[0]) return version def get_flags(self): return ['-qextname'] def get_flags_debug(self): return ['-g'] def get_flags_linker_so(self): opt = [] if sys.platform=='darwin': opt.append('-Wl,-bundle,-flat_namespace,-undefined,suppress') else: opt.append('-bshared') version = self.get_version(ok_status=[0, 40]) if version is not None: if sys.platform.startswith('aix'): xlf_cfg = '/etc/xlf.cfg' else: xlf_cfg = '/etc/opt/ibmcmp/xlf/%s/xlf.cfg' % version fo, new_cfg = make_temp_file(suffix='_xlf.cfg') log.info('Creating '+new_cfg) with open(xlf_cfg) as fi: crt1_match = re.compile(r'\scrt\s=\s(?P<path>.*)/crt1.o').match for line in fi: m = crt1_match(line) if m: fo.write('crt = %s/bundle1.o\n' % (m.group('path'))) else: fo.write(line) fo.close() opt.append('-F'+new_cfg) return opt def get_flags_opt(self): return ['-O3'] if __name__ == '__main__': from numpy.distutils import customized_fcompiler log.set_verbosity(2) print(customized_fcompiler(compiler='ibm').get_version())	3.45 KB	2026-01-20 12:58
📄 intel.py # http://developer.intel.com/software/products/compilers/flin/ import sys from numpy.distutils.ccompiler import simple_version_match from numpy.distutils.fcompiler import FCompiler, dummy_fortran_file compilers = ['IntelFCompiler', 'IntelVisualFCompiler', 'IntelItaniumFCompiler', 'IntelItaniumVisualFCompiler', 'IntelEM64VisualFCompiler', 'IntelEM64TFCompiler'] def intel_version_match(type): # Match against the important stuff in the version string return simple_version_match(start=r'Intel.?Fortran.?(?:%s).?Version' % (type,)) class BaseIntelFCompiler(FCompiler): def update_executables(self): f = dummy_fortran_file() self.executables['version_cmd'] = ['<F77>', '-FI', '-V', '-c', f + '.f', '-o', f + '.o'] def runtime_library_dir_option(self, dir): # TODO: could use -Xlinker here, if it's supported assert "," not in dir return '-Wl,-rpath=%s' % dir class IntelFCompiler(BaseIntelFCompiler): compiler_type = 'intel' compiler_aliases = ('ifort',) description = 'Intel Fortran Compiler for 32-bit apps' version_match = intel_version_match('32-bit\|IA-32') possible_executables = ['ifort', 'ifc'] executables = { 'version_cmd' : None, # set by update_executables 'compiler_f77' : [None, "-72", "-w90", "-w95"], 'compiler_f90' : [None], 'compiler_fix' : [None, "-FI"], 'linker_so' : ["<F90>", "-shared"], 'archiver' : ["ar", "-cr"], 'ranlib' : ["ranlib"] } pic_flags = ['-fPIC'] module_dir_switch = '-module ' # Don't remove ending space! module_include_switch = '-I' def get_flags_free(self): return ['-FR'] def get_flags(self): return ['-fPIC'] def get_flags_opt(self): # Scipy test failures with -O2 v = self.get_version() mpopt = 'openmp' if v and v < '15' else 'qopenmp' return ['-fp-model', 'strict', '-O1', '-assume', 'minus0', '-{}'.format(mpopt)] def get_flags_arch(self): return [] def get_flags_linker_so(self): opt = FCompiler.get_flags_linker_so(self) v = self.get_version() if v and v >= '8.0': opt.append('-nofor_main') if sys.platform == 'darwin': # Here, it's -dynamiclib try: idx = opt.index('-shared') opt.remove('-shared') except ValueError: idx = 0 opt[idx:idx] = ['-dynamiclib', '-Wl,-undefined,dynamic_lookup'] return opt class IntelItaniumFCompiler(IntelFCompiler): compiler_type = 'intele' compiler_aliases = () description = 'Intel Fortran Compiler for Itanium apps' version_match = intel_version_match('Itanium\|IA-64') possible_executables = ['ifort', 'efort', 'efc'] executables = { 'version_cmd' : None, 'compiler_f77' : [None, "-FI", "-w90", "-w95"], 'compiler_fix' : [None, "-FI"], 'compiler_f90' : [None], 'linker_so' : ['<F90>', "-shared"], 'archiver' : ["ar", "-cr"], 'ranlib' : ["ranlib"] } class IntelEM64TFCompiler(IntelFCompiler): compiler_type = 'intelem' compiler_aliases = () description = 'Intel Fortran Compiler for 64-bit apps' version_match = intel_version_match('EM64T-based\|Intel\$R\$ 64\|64\|IA-64\|64-bit') possible_executables = ['ifort', 'efort', 'efc'] executables = { 'version_cmd' : None, 'compiler_f77' : [None, "-FI"], 'compiler_fix' : [None, "-FI"], 'compiler_f90' : [None], 'linker_so' : ['<F90>', "-shared"], 'archiver' : ["ar", "-cr"], 'ranlib' : ["ranlib"] } # Is there no difference in the version string between the above compilers # and the Visual compilers? class IntelVisualFCompiler(BaseIntelFCompiler): compiler_type = 'intelv' description = 'Intel Visual Fortran Compiler for 32-bit apps' version_match = intel_version_match('32-bit\|IA-32') def update_executables(self): f = dummy_fortran_file() self.executables['version_cmd'] = ['<F77>', '/FI', '/c', f + '.f', '/o', f + '.o'] ar_exe = 'lib.exe' possible_executables = ['ifort', 'ifl'] executables = { 'version_cmd' : None, 'compiler_f77' : [None], 'compiler_fix' : [None], 'compiler_f90' : [None], 'linker_so' : [None], 'archiver' : [ar_exe, "/verbose", "/OUT:"], 'ranlib' : None } compile_switch = '/c ' object_switch = '/Fo' # No space after /Fo! library_switch = '/OUT:' # No space after /OUT:! module_dir_switch = '/module:' # No space after /module: module_include_switch = '/I' def get_flags(self): opt = ['/nologo', '/MD', '/nbs', '/names:lowercase', '/assume:underscore', '/fpp'] return opt def get_flags_free(self): return [] def get_flags_debug(self): return ['/4Yb', '/d2'] def get_flags_opt(self): return ['/O1', '/assume:minus0'] # Scipy test failures with /O2 def get_flags_arch(self): return ["/arch:IA32", "/QaxSSE3"] def runtime_library_dir_option(self, dir): raise NotImplementedError class IntelItaniumVisualFCompiler(IntelVisualFCompiler): compiler_type = 'intelev' description = 'Intel Visual Fortran Compiler for Itanium apps' version_match = intel_version_match('Itanium') possible_executables = ['efl'] # XXX this is a wild guess ar_exe = IntelVisualFCompiler.ar_exe executables = { 'version_cmd' : None, 'compiler_f77' : [None, "-FI", "-w90", "-w95"], 'compiler_fix' : [None, "-FI", "-4L72", "-w"], 'compiler_f90' : [None], 'linker_so' : ['<F90>', "-shared"], 'archiver' : [ar_exe, "/verbose", "/OUT:"], 'ranlib' : None } class IntelEM64VisualFCompiler(IntelVisualFCompiler): compiler_type = 'intelvem' description = 'Intel Visual Fortran Compiler for 64-bit apps' version_match = simple_version_match(start=r'Intel$R$.?64,') def get_flags_arch(self): return [] if __name__ == '__main__': from distutils import log log.set_verbosity(2) from numpy.distutils import customized_fcompiler print(customized_fcompiler(compiler='intel').get_version())	6.42 KB	2026-01-20 12:58
📄 lahey.py import os from numpy.distutils.fcompiler import FCompiler compilers = ['LaheyFCompiler'] class LaheyFCompiler(FCompiler): compiler_type = 'lahey' description = 'Lahey/Fujitsu Fortran 95 Compiler' version_pattern = r'Lahey/Fujitsu Fortran 95 Compiler Release (?P<version>[^\s])' executables = { 'version_cmd' : ["<F90>", "--version"], 'compiler_f77' : ["lf95", "--fix"], 'compiler_fix' : ["lf95", "--fix"], 'compiler_f90' : ["lf95"], 'linker_so' : ["lf95", "-shared"], 'archiver' : ["ar", "-cr"], 'ranlib' : ["ranlib"] } module_dir_switch = None #XXX Fix me module_include_switch = None #XXX Fix me def get_flags_opt(self): return ['-O'] def get_flags_debug(self): return ['-g', '--chk', '--chkglobal'] def get_library_dirs(self): opt = [] d = os.environ.get('LAHEY') if d: opt.append(os.path.join(d, 'lib')) return opt def get_libraries(self): opt = [] opt.extend(['fj9f6', 'fj9i6', 'fj9ipp', 'fj9e6']) return opt if __name__ == '__main__': from distutils import log log.set_verbosity(2) from numpy.distutils import customized_fcompiler print(customized_fcompiler(compiler='lahey').get_version())	1.3 KB	2026-01-20 12:58
📄 mips.py from numpy.distutils.cpuinfo import cpu from numpy.distutils.fcompiler import FCompiler compilers = ['MIPSFCompiler'] class MIPSFCompiler(FCompiler): compiler_type = 'mips' description = 'MIPSpro Fortran Compiler' version_pattern = r'MIPSpro Compilers: Version (?P<version>[^\s,])' executables = { 'version_cmd' : ["<F90>", "-version"], 'compiler_f77' : ["f77", "-f77"], 'compiler_fix' : ["f90", "-fixedform"], 'compiler_f90' : ["f90"], 'linker_so' : ["f90", "-shared"], 'archiver' : ["ar", "-cr"], 'ranlib' : None } module_dir_switch = None #XXX: fix me module_include_switch = None #XXX: fix me pic_flags = ['-KPIC'] def get_flags(self): return self.pic_flags + ['-n32'] def get_flags_opt(self): return ['-O3'] def get_flags_arch(self): opt = [] for a in '19 20 21 22_4k 22_5k 24 25 26 27 28 30 32_5k 32_10k'.split(): if getattr(cpu, 'is_IP%s'%a)(): opt.append('-TARG:platform=IP%s' % a) break return opt def get_flags_arch_f77(self): r = None if cpu.is_r10000(): r = 10000 elif cpu.is_r12000(): r = 12000 elif cpu.is_r8000(): r = 8000 elif cpu.is_r5000(): r = 5000 elif cpu.is_r4000(): r = 4000 if r is not None: return ['r%s' % (r)] return [] def get_flags_arch_f90(self): r = self.get_flags_arch_f77() if r: r[0] = '-' + r[0] return r if __name__ == '__main__': from numpy.distutils import customized_fcompiler print(customized_fcompiler(compiler='mips').get_version())	1.67 KB	2026-01-20 12:58
📄 nag.py import sys import re from numpy.distutils.fcompiler import FCompiler compilers = ['NAGFCompiler', 'NAGFORCompiler'] class BaseNAGFCompiler(FCompiler): version_pattern = r'NAG.* Release (?P<version>[^(\s]*)' def version_match(self, version_string): m = re.search(self.version_pattern, version_string) if m: return m.group('version') else: return None def get_flags_linker_so(self): return ["-Wl,-shared"] def get_flags_opt(self): return ['-O4'] def get_flags_arch(self): return [] class NAGFCompiler(BaseNAGFCompiler): compiler_type = 'nag' description = 'NAGWare Fortran 95 Compiler' executables = { 'version_cmd' : ["<F90>", "-V"], 'compiler_f77' : ["f95", "-fixed"], 'compiler_fix' : ["f95", "-fixed"], 'compiler_f90' : ["f95"], 'linker_so' : ["<F90>"], 'archiver' : ["ar", "-cr"], 'ranlib' : ["ranlib"] } def get_flags_linker_so(self): if sys.platform == 'darwin': return ['-unsharedf95', '-Wl,-bundle,-flat_namespace,-undefined,suppress'] return BaseNAGFCompiler.get_flags_linker_so(self) def get_flags_arch(self): version = self.get_version() if version and version < '5.1': return ['-target=native'] else: return BaseNAGFCompiler.get_flags_arch(self) def get_flags_debug(self): return ['-g', '-gline', '-g90', '-nan', '-C'] class NAGFORCompiler(BaseNAGFCompiler): compiler_type = 'nagfor' description = 'NAG Fortran Compiler' executables = { 'version_cmd' : ["nagfor", "-V"], 'compiler_f77' : ["nagfor", "-fixed"], 'compiler_fix' : ["nagfor", "-fixed"], 'compiler_f90' : ["nagfor"], 'linker_so' : ["nagfor"], 'archiver' : ["ar", "-cr"], 'ranlib' : ["ranlib"] } def get_flags_linker_so(self): if sys.platform == 'darwin': return ['-unsharedrts', '-Wl,-bundle,-flat_namespace,-undefined,suppress'] return BaseNAGFCompiler.get_flags_linker_so(self) def get_flags_debug(self): version = self.get_version() if version and version > '6.1': return ['-g', '-u', '-nan', '-C=all', '-thread_safe', '-kind=unique', '-Warn=allocation', '-Warn=subnormal'] else: return ['-g', '-nan', '-C=all', '-u', '-thread_safe'] if __name__ == '__main__': from distutils import log log.set_verbosity(2) from numpy.distutils import customized_fcompiler compiler = customized_fcompiler(compiler='nagfor') print(compiler.get_version()) print(compiler.get_flags_debug())	2.71 KB	2026-01-20 12:58
📄 none.py from numpy.distutils.fcompiler import FCompiler from numpy.distutils import customized_fcompiler compilers = ['NoneFCompiler'] class NoneFCompiler(FCompiler): compiler_type = 'none' description = 'Fake Fortran compiler' executables = {'compiler_f77': None, 'compiler_f90': None, 'compiler_fix': None, 'linker_so': None, 'linker_exe': None, 'archiver': None, 'ranlib': None, 'version_cmd': None, } def find_executables(self): pass if __name__ == '__main__': from distutils import log log.set_verbosity(2) print(customized_fcompiler(compiler='none').get_version())	758 B	2026-01-20 12:58
📄 nv.py from numpy.distutils.fcompiler import FCompiler compilers = ['NVHPCFCompiler'] class NVHPCFCompiler(FCompiler): """ NVIDIA High Performance Computing (HPC) SDK Fortran Compiler https://developer.nvidia.com/hpc-sdk Since august 2020 the NVIDIA HPC SDK includes the compilers formerly known as The Portland Group compilers, https://www.pgroup.com/index.htm. See also `numpy.distutils.fcompiler.pg`. """ compiler_type = 'nv' description = 'NVIDIA HPC SDK' version_pattern = r'\s(nvfortran\|(pg(f77\|f90\|fortran)) $aka nvfortran$) (?P<version>[\d.-]+).' executables = { 'version_cmd': ["<F90>", "-V"], 'compiler_f77': ["nvfortran"], 'compiler_fix': ["nvfortran", "-Mfixed"], 'compiler_f90': ["nvfortran"], 'linker_so': ["<F90>"], 'archiver': ["ar", "-cr"], 'ranlib': ["ranlib"] } pic_flags = ['-fpic'] module_dir_switch = '-module ' module_include_switch = '-I' def get_flags(self): opt = ['-Minform=inform', '-Mnosecond_underscore'] return self.pic_flags + opt def get_flags_opt(self): return ['-fast'] def get_flags_debug(self): return ['-g'] def get_flags_linker_so(self): return ["-shared", '-fpic'] def runtime_library_dir_option(self, dir): return '-R%s' % dir if __name__ == '__main__': from distutils import log log.set_verbosity(2) from numpy.distutils import customized_fcompiler print(customized_fcompiler(compiler='nv').get_version())	1.52 KB	2026-01-20 12:58
📄 pathf95.py from numpy.distutils.fcompiler import FCompiler compilers = ['PathScaleFCompiler'] class PathScaleFCompiler(FCompiler): compiler_type = 'pathf95' description = 'PathScale Fortran Compiler' version_pattern = r'PathScale$TM$ Compiler Suite: Version (?P<version>[\d.]+)' executables = { 'version_cmd' : ["pathf95", "-version"], 'compiler_f77' : ["pathf95", "-fixedform"], 'compiler_fix' : ["pathf95", "-fixedform"], 'compiler_f90' : ["pathf95"], 'linker_so' : ["pathf95", "-shared"], 'archiver' : ["ar", "-cr"], 'ranlib' : ["ranlib"] } pic_flags = ['-fPIC'] module_dir_switch = '-module ' # Don't remove ending space! module_include_switch = '-I' def get_flags_opt(self): return ['-O3'] def get_flags_debug(self): return ['-g'] if __name__ == '__main__': from distutils import log log.set_verbosity(2) from numpy.distutils import customized_fcompiler print(customized_fcompiler(compiler='pathf95').get_version())	1.04 KB	2026-01-20 12:58
📄 pg.py # http://www.pgroup.com import sys from numpy.distutils.fcompiler import FCompiler from sys import platform from os.path import join, dirname, normpath compilers = ['PGroupFCompiler', 'PGroupFlangCompiler'] class PGroupFCompiler(FCompiler): compiler_type = 'pg' description = 'Portland Group Fortran Compiler' version_pattern = r'\spg(f77\|f90\|hpf\|fortran) (?P<version>[\d.-]+).' if platform == 'darwin': executables = { 'version_cmd': ["<F77>", "-V"], 'compiler_f77': ["pgfortran", "-dynamiclib"], 'compiler_fix': ["pgfortran", "-Mfixed", "-dynamiclib"], 'compiler_f90': ["pgfortran", "-dynamiclib"], 'linker_so': ["libtool"], 'archiver': ["ar", "-cr"], 'ranlib': ["ranlib"] } pic_flags = [''] else: executables = { 'version_cmd': ["<F77>", "-V"], 'compiler_f77': ["pgfortran"], 'compiler_fix': ["pgfortran", "-Mfixed"], 'compiler_f90': ["pgfortran"], 'linker_so': ["<F90>"], 'archiver': ["ar", "-cr"], 'ranlib': ["ranlib"] } pic_flags = ['-fpic'] module_dir_switch = '-module ' module_include_switch = '-I' def get_flags(self): opt = ['-Minform=inform', '-Mnosecond_underscore'] return self.pic_flags + opt def get_flags_opt(self): return ['-fast'] def get_flags_debug(self): return ['-g'] if platform == 'darwin': def get_flags_linker_so(self): return ["-dynamic", '-undefined', 'dynamic_lookup'] else: def get_flags_linker_so(self): return ["-shared", '-fpic'] def runtime_library_dir_option(self, dir): return '-R%s' % dir import functools class PGroupFlangCompiler(FCompiler): compiler_type = 'flang' description = 'Portland Group Fortran LLVM Compiler' version_pattern = r'\s(flang\|clang) version (?P<version>[\d.-]+).' ar_exe = 'lib.exe' possible_executables = ['flang'] executables = { 'version_cmd': ["<F77>", "--version"], 'compiler_f77': ["flang"], 'compiler_fix': ["flang"], 'compiler_f90': ["flang"], 'linker_so': [None], 'archiver': [ar_exe, "/verbose", "/OUT:"], 'ranlib': None } library_switch = '/OUT:' # No space after /OUT:! module_dir_switch = '-module ' # Don't remove ending space! def get_libraries(self): opt = FCompiler.get_libraries(self) opt.extend(['flang', 'flangrti', 'ompstub']) return opt @functools.lru_cache(maxsize=128) def get_library_dirs(self): """List of compiler library directories.""" opt = FCompiler.get_library_dirs(self) flang_dir = dirname(self.executables['compiler_f77'][0]) opt.append(normpath(join(flang_dir, '..', 'lib'))) return opt def get_flags(self): return [] def get_flags_free(self): return [] def get_flags_debug(self): return ['-g'] def get_flags_opt(self): return ['-O3'] def get_flags_arch(self): return [] def runtime_library_dir_option(self, dir): raise NotImplementedError if __name__ == '__main__': from distutils import log log.set_verbosity(2) from numpy.distutils import customized_fcompiler if 'flang' in sys.argv: print(customized_fcompiler(compiler='flang').get_version()) else: print(customized_fcompiler(compiler='pg').get_version())	3.48 KB	2026-01-20 12:58
📄 sun.py from numpy.distutils.ccompiler import simple_version_match from numpy.distutils.fcompiler import FCompiler compilers = ['SunFCompiler'] class SunFCompiler(FCompiler): compiler_type = 'sun' description = 'Sun or Forte Fortran 95 Compiler' # ex: # f90: Sun WorkShop 6 update 2 Fortran 95 6.2 Patch 111690-10 2003/08/28 version_match = simple_version_match( start=r'f9[05]: (Sun\|Forte\|WorkShop).*Fortran 95') executables = { 'version_cmd' : ["<F90>", "-V"], 'compiler_f77' : ["f90"], 'compiler_fix' : ["f90", "-fixed"], 'compiler_f90' : ["f90"], 'linker_so' : ["<F90>", "-Bdynamic", "-G"], 'archiver' : ["ar", "-cr"], 'ranlib' : ["ranlib"] } module_dir_switch = '-moddir=' module_include_switch = '-M' pic_flags = ['-xcode=pic32'] def get_flags_f77(self): ret = ["-ftrap=%none"] if (self.get_version() or '') >= '7': ret.append("-f77") else: ret.append("-fixed") return ret def get_opt(self): return ['-fast', '-dalign'] def get_arch(self): return ['-xtarget=generic'] def get_libraries(self): opt = [] opt.extend(['fsu', 'sunmath', 'mvec']) return opt def runtime_library_dir_option(self, dir): return '-R%s' % dir if __name__ == '__main__': from distutils import log log.set_verbosity(2) from numpy.distutils import customized_fcompiler print(customized_fcompiler(compiler='sun').get_version())	1.54 KB	2026-01-20 12:58
📄 vast.py import os from numpy.distutils.fcompiler.gnu import GnuFCompiler compilers = ['VastFCompiler'] class VastFCompiler(GnuFCompiler): compiler_type = 'vast' compiler_aliases = () description = 'Pacific-Sierra Research Fortran 90 Compiler' version_pattern = (r'\sPacific-Sierra Research vf90 ' r'(Personal\|Professional)\s+(?P<version>[^\s])') # VAST f90 does not support -o with -c. So, object files are created # to the current directory and then moved to build directory object_switch = ' && function _mvfile { mv -v `basename $1` $1 ; } && _mvfile ' executables = { 'version_cmd' : ["vf90", "-v"], 'compiler_f77' : ["g77"], 'compiler_fix' : ["f90", "-Wv,-ya"], 'compiler_f90' : ["f90"], 'linker_so' : ["<F90>"], 'archiver' : ["ar", "-cr"], 'ranlib' : ["ranlib"] } module_dir_switch = None #XXX Fix me module_include_switch = None #XXX Fix me def find_executables(self): pass def get_version_cmd(self): f90 = self.compiler_f90[0] d, b = os.path.split(f90) vf90 = os.path.join(d, 'v'+b) return vf90 def get_flags_arch(self): vast_version = self.get_version() gnu = GnuFCompiler() gnu.customize(None) self.version = gnu.get_version() opt = GnuFCompiler.get_flags_arch(self) self.version = vast_version return opt if __name__ == '__main__': from distutils import log log.set_verbosity(2) from numpy.distutils import customized_fcompiler print(customized_fcompiler(compiler='vast').get_version())	1.63 KB	2026-01-20 12:58

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