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94 lines
2.3 KiB
Python
94 lines
2.3 KiB
Python
#! /usr/bin/env python
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# encoding: utf-8
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# DC 2008
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# Thomas Nagy 2016-2018 (ita)
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import re
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from waflib import Utils
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from waflib.Tools import fc, fc_config, fc_scan, ar
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from waflib.Configure import conf
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@conf
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def find_gfortran(conf):
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"""Find the gfortran program (will look in the environment variable 'FC')"""
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fc = conf.find_program(['gfortran','g77'], var='FC')
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# (fallback to g77 for systems, where no gfortran is available)
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conf.get_gfortran_version(fc)
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conf.env.FC_NAME = 'GFORTRAN'
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@conf
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def gfortran_flags(conf):
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v = conf.env
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v.FCFLAGS_fcshlib = ['-fPIC']
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v.FORTRANMODFLAG = ['-J', ''] # template for module path
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v.FCFLAGS_DEBUG = ['-Werror'] # why not
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@conf
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def gfortran_modifier_win32(conf):
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fc_config.fortran_modifier_win32(conf)
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@conf
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def gfortran_modifier_cygwin(conf):
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fc_config.fortran_modifier_cygwin(conf)
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@conf
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def gfortran_modifier_darwin(conf):
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fc_config.fortran_modifier_darwin(conf)
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@conf
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def gfortran_modifier_platform(conf):
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dest_os = conf.env.DEST_OS or Utils.unversioned_sys_platform()
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gfortran_modifier_func = getattr(conf, 'gfortran_modifier_' + dest_os, None)
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if gfortran_modifier_func:
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gfortran_modifier_func()
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@conf
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def get_gfortran_version(conf, fc):
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"""Get the compiler version"""
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# ensure this is actually gfortran, not an imposter.
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version_re = re.compile(r"GNU\s*Fortran", re.I).search
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cmd = fc + ['--version']
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out, err = fc_config.getoutput(conf, cmd, stdin=False)
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if out:
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match = version_re(out)
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else:
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match = version_re(err)
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if not match:
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conf.fatal('Could not determine the compiler type')
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# --- now get more detailed info -- see c_config.get_cc_version
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cmd = fc + ['-dM', '-E', '-']
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out, err = fc_config.getoutput(conf, cmd, stdin=True)
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if out.find('__GNUC__') < 0:
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conf.fatal('Could not determine the compiler type')
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k = {}
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out = out.splitlines()
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import shlex
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for line in out:
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lst = shlex.split(line)
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if len(lst)>2:
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key = lst[1]
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val = lst[2]
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k[key] = val
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def isD(var):
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return var in k
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def isT(var):
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return var in k and k[var] != '0'
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conf.env.FC_VERSION = (k['__GNUC__'], k['__GNUC_MINOR__'], k['__GNUC_PATCHLEVEL__'])
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def configure(conf):
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conf.find_gfortran()
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conf.find_ar()
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conf.fc_flags()
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conf.fc_add_flags()
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conf.gfortran_flags()
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conf.gfortran_modifier_platform()
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conf.check_gfortran_o_space()
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