source: waflib/Tools/compiler_c.py @ 44755a0

#! /usr/bin/env python
# encoding: utf-8
# WARNING! Do not edit! http://waf.googlecode.com/git/docs/wafbook/single.html#_obtaining_the_waf_file

import os,sys,imp,types,re
from waflib.Tools import ccroot
from waflib import Utils,Configure
from waflib.Logs import debug
c_compiler={'win32':['msvc','gcc','clang'],'cygwin':['gcc'],'darwin':['clang','gcc'],'aix':['xlc','gcc','clang'],'linux':['gcc','clang','icc'],'sunos':['suncc','gcc'],'irix':['gcc','irixcc'],'hpux':['gcc'],'gnu':['gcc','clang'],'java':['gcc','msvc','clang','icc'],'default':['gcc','clang'],}
def default_compilers():
        build_platform=Utils.unversioned_sys_platform()
        possible_compiler_list=c_compiler.get(build_platform,c_compiler['default'])
        return' '.join(possible_compiler_list)
def configure(conf):
        try:test_for_compiler=conf.options.check_c_compiler or default_compilers()
        except AttributeError:conf.fatal("Add options(opt): opt.load('compiler_c')")
        for compiler in re.split('[ ,]+',test_for_compiler):
                conf.env.stash()
                conf.start_msg('Checking for %r (C compiler)'%compiler)
                try:
                        conf.load(compiler)
                except conf.errors.ConfigurationError ,e:
                        conf.env.revert()
                        conf.end_msg(False)
                        debug('compiler_c: %r'%e)
                else:
                        if conf.env['CC']:
                                conf.end_msg(conf.env.get_flat('CC'))
                                conf.env['COMPILER_CC']=compiler
                                break
                        conf.end_msg(False)
        else:
                conf.fatal('could not configure a C compiler!')
def options(opt):
        test_for_compiler=default_compilers()
        opt.load_special_tools('c_*.py',ban=['c_dumbpreproc.py'])
        cc_compiler_opts=opt.add_option_group('Configuration options')
        cc_compiler_opts.add_option('--check-c-compiler',default=None,help='list of C compilers to try [%s]'%test_for_compiler,dest="check_c_compiler")
        for x in test_for_compiler.split():
                opt.load('%s'%x)