From c2b0355b0de23f6ec83b5fa5be038bcce208e26f Mon Sep 17 00:00:00 2001 From: David Robillard Date: Sat, 15 Sep 2018 14:51:03 +0200 Subject: Squashed 'waflib/' content from commit 982416b git-subtree-dir: waflib git-subtree-split: 982416b8a6c6728e200243e1be3ab60435c08830 --- Tools/compiler_fc.py | 73 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 73 insertions(+) create mode 100644 Tools/compiler_fc.py (limited to 'Tools/compiler_fc.py') diff --git a/Tools/compiler_fc.py b/Tools/compiler_fc.py new file mode 100644 index 0000000..96b58e7 --- /dev/null +++ b/Tools/compiler_fc.py @@ -0,0 +1,73 @@ +#!/usr/bin/env python +# encoding: utf-8 + +import re +from waflib import Utils, Logs +from waflib.Tools import fc + +fc_compiler = { + 'win32' : ['gfortran','ifort'], + 'darwin' : ['gfortran', 'g95', 'ifort'], + 'linux' : ['gfortran', 'g95', 'ifort'], + 'java' : ['gfortran', 'g95', 'ifort'], + 'default': ['gfortran'], + 'aix' : ['gfortran'] +} +""" +Dict mapping the platform names to lists of names of Fortran compilers to try, in order of preference:: + + from waflib.Tools.compiler_c import c_compiler + c_compiler['linux'] = ['gfortran', 'g95', 'ifort'] +""" + +def default_compilers(): + build_platform = Utils.unversioned_sys_platform() + possible_compiler_list = fc_compiler.get(build_platform, fc_compiler['default']) + return ' '.join(possible_compiler_list) + +def configure(conf): + """ + Detects a suitable Fortran compiler + + :raises: :py:class:`waflib.Errors.ConfigurationError` when no suitable compiler is found + """ + try: + test_for_compiler = conf.options.check_fortran_compiler or default_compilers() + except AttributeError: + conf.fatal("Add options(opt): opt.load('compiler_fc')") + for compiler in re.split('[ ,]+', test_for_compiler): + conf.env.stash() + conf.start_msg('Checking for %r (Fortran compiler)' % compiler) + try: + conf.load(compiler) + except conf.errors.ConfigurationError as e: + conf.env.revert() + conf.end_msg(False) + Logs.debug('compiler_fortran: %r', e) + else: + if conf.env.FC: + conf.end_msg(conf.env.get_flat('FC')) + conf.env.COMPILER_FORTRAN = compiler + conf.env.commit() + break + conf.env.revert() + conf.end_msg(False) + else: + conf.fatal('could not configure a Fortran compiler!') + +def options(opt): + """ + This is how to provide compiler preferences on the command-line:: + + $ waf configure --check-fortran-compiler=ifort + """ + test_for_compiler = default_compilers() + opt.load_special_tools('fc_*.py') + fortran_compiler_opts = opt.add_option_group('Configuration options') + fortran_compiler_opts.add_option('--check-fortran-compiler', default=None, + help='list of Fortran compiler to try [%s]' % test_for_compiler, + dest="check_fortran_compiler") + + for x in test_for_compiler.split(): + opt.load('%s' % x) + -- cgit v1.2.1