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Viewing changes to waflib/Tools/flex.py

  • Committer: Package Import Robot
  • Author(s): Reinhard Tartler
  • Date: 2012-11-25 19:23:15 UTC
  • mto: This revision was merged to the branch mainline in revision 51.
  • Revision ID: package-import@ubuntu.com-20121125192315-m9z6nu9wwlzrrz9z
Import upstream version 0.8+dfsg

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waflib/Tools/flex.py
 
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#! /usr/bin/env python
 
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# encoding: utf-8
 
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# WARNING! Do not edit! http://waf.googlecode.com/svn/docs/wafbook/single.html#_obtaining_the_waf_file
 
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import waflib.TaskGen
 
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def decide_ext(self,node):
 
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        if'cxx'in self.features:
 
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                return['.lex.cc']
 
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        return['.lex.c']
 
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def flexfun(tsk):
 
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        env=tsk.env
 
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        bld=tsk.generator.bld
 
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        wd=bld.variant_dir
 
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        def to_list(xx):
 
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                if isinstance(xx,str):return[xx]
 
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                return xx
 
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        tsk.last_cmd=lst=[]
 
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        lst.extend(to_list(env['FLEX']))
 
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        lst.extend(to_list(env['FLEXFLAGS']))
 
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        lst.extend([a.path_from(bld.bldnode)for a in tsk.inputs])
 
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        lst=[x for x in lst if x]
 
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        txt=bld.cmd_and_log(lst,cwd=wd,env=env.env or None,quiet=0)
 
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        tsk.outputs[0].write(txt)
 
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waflib.TaskGen.declare_chain(name='flex',rule=flexfun,ext_in='.l',decider=decide_ext,)
 
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def configure(conf):
 
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        conf.find_program('flex',var='FLEX')
 
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        conf.env.FLEXFLAGS=['-t']