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#! /usr/bin/env python
# encoding: utf-8
# harald at klimachs.de
import re
from waflib import Utils
from waflib.Tools import fc,fc_config,fc_scan
from waflib.Configure import conf
from waflib.Tools.compiler_fc import fc_compiler
fc_compiler['linux'].insert(0, 'fc_nag')
@conf
def find_nag(conf):
"""Find the NAG Fortran Compiler (will look in the environment variable 'FC')"""
fc = conf.find_program(['nagfor'], var='FC')
conf.get_nag_version(fc)
conf.env.FC_NAME = 'NAG'
conf.env.FC_MOD_CAPITALIZATION = 'lower'
@conf
def nag_flags(conf):
v = conf.env
v.FCFLAGS_DEBUG = ['-C=all']
v.FCLNK_TGT_F = ['-o', '']
v.FC_TGT_F = ['-c', '-o', '']
@conf
def nag_modifier_platform(conf):
dest_os = conf.env['DEST_OS'] or Utils.unversioned_sys_platform()
nag_modifier_func = getattr(conf, 'nag_modifier_' + dest_os, None)
if nag_modifier_func:
nag_modifier_func()
@conf
def get_nag_version(conf, fc):
"""Get the NAG compiler version"""
version_re = re.compile(r"^NAG Fortran Compiler *Release *(?P<major>\d*)\.(?P<minor>\d*)", re.M).search
cmd = fc + ['-V']
out, err = fc_config.getoutput(conf,cmd,stdin=False)
if out:
match = version_re(out)
if not match:
match = version_re(err)
else: match = version_re(err)
if not match:
conf.fatal('Could not determine the NAG version.')
k = match.groupdict()
conf.env['FC_VERSION'] = (k['major'], k['minor'])
def configure(conf):
conf.find_nag()
conf.find_ar()
conf.fc_flags()
conf.fc_add_flags()
conf.nag_flags()
conf.nag_modifier_platform()
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