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

import waflib.TaskGen
def decide_ext(self,node):
	if'cxx'in self.features:
		return['.lex.cc']
	return['.lex.c']
def flexfun(tsk):
	env=tsk.env
	bld=tsk.generator.bld
	wd=bld.variant_dir
	def to_list(xx):
		if isinstance(xx,str):return[xx]
		return xx
	tsk.last_cmd=lst=[]
	lst.extend(to_list(env['FLEX']))
	lst.extend(to_list(env['FLEXFLAGS']))
	lst.extend([a.path_from(bld.bldnode)for a in tsk.inputs])
	lst=[x for x in lst if x]
	txt=bld.cmd_and_log(lst,cwd=wd,env=env.env or None,quiet=0)
	tsk.outputs[0].write(txt)
waflib.TaskGen.declare_chain(name='flex',rule=flexfun,ext_in='.l',decider=decide_ext,)
def configure(conf):
	conf.find_program('flex',var='FLEX')
	conf.env.FLEXFLAGS=['-t']
