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waf/waflib/Tools/compiler_fc.py
2016-06-25 21:30:32 +02:00

74 lines
2.1 KiB
Python

#!/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)