third_party/waf/waflib/extras/fc_xlf.py

   1 #! /usr/bin/env python
   2 # encoding: utf-8
   3 # harald at klimachs.de
   4
   5 import re
   6 from waflib import Utils,Errors
   7 from waflib.Tools import fc,fc_config,fc_scan
   8 from waflib.Configure import conf
   9
  10 from waflib.Tools.compiler_fc import fc_compiler
  11 fc_compiler['aix'].insert(0, 'fc_xlf')
  12
  13 @conf
  14 def find_xlf(conf):
  15         """Find the xlf program (will look in the environment variable 'FC')"""
  16
  17         fc = conf.find_program(['xlf2003_r', 'xlf2003', 'xlf95_r', 'xlf95', 'xlf90_r', 'xlf90', 'xlf_r', 'xlf'], var='FC')
  18         conf.get_xlf_version(fc)
  19         conf.env.FC_NAME='XLF'
  20
  21 @conf
  22 def xlf_flags(conf):
  23         v = conf.env
  24         v['FCDEFINES_ST'] = '-WF,-D%s'
  25         v['FCFLAGS_fcshlib'] = ['-qpic=small']
  26         v['FCFLAGS_DEBUG'] = ['-qhalt=w']
  27         v['LINKFLAGS_fcshlib'] = ['-Wl,-shared']
  28
  29 @conf
  30 def xlf_modifier_platform(conf):
  31         dest_os = conf.env['DEST_OS'] or Utils.unversioned_sys_platform()
  32         xlf_modifier_func = getattr(conf, 'xlf_modifier_' + dest_os, None)
  33         if xlf_modifier_func:
  34                 xlf_modifier_func()
  35
  36 @conf
  37 def get_xlf_version(conf, fc):
  38         """Get the compiler version"""
  39
  40         cmd = fc + ['-qversion']
  41         try:
  42                 out, err = conf.cmd_and_log(cmd, output=0)
  43         except Errors.WafError:
  44                 conf.fatal('Could not find xlf %r' % cmd)
  45
  46         for v in (r"IBM XL Fortran.* V(?P<major>\d*)\.(?P<minor>\d*)",):
  47                 version_re = re.compile(v, re.I).search
  48                 match = version_re(out or err)
  49                 if match:
  50                         k = match.groupdict()
  51                         conf.env['FC_VERSION'] = (k['major'], k['minor'])
  52                         break
  53         else:
  54                 conf.fatal('Could not determine the XLF version.')
  55
  56 def configure(conf):
  57         conf.find_xlf()
  58         conf.find_ar()
  59         conf.fc_flags()
  60         conf.fc_add_flags()
  61         conf.xlf_flags()
  62         conf.xlf_modifier_platform()
  63