waflib/Tools/bison.py

   1 #! /usr/bin/env python
   2 # encoding: utf-8
   3 # WARNING! Do not edit! http://waf.googlecode.com/git/docs/wafbook/single.html#_obtaining_the_waf_file
   4
   5 from waflib import Task
   6 from waflib.TaskGen import extension
   7 class bison(Task.Task):
   8         color='BLUE'
   9         run_str='${BISON} ${BISONFLAGS} ${SRC[0].abspath()} -o ${TGT[0].name}'
  10         ext_out=['.h']
  11 @extension('.y','.yc','.yy')
  12 def big_bison(self,node):
  13         has_h='-d'in self.env['BISONFLAGS']
  14         outs=[]
  15         if node.name.endswith('.yc'):
  16                 outs.append(node.change_ext('.tab.cc'))
  17                 if has_h:
  18                         outs.append(node.change_ext('.tab.hh'))
  19         else:
  20                 outs.append(node.change_ext('.tab.c'))
  21                 if has_h:
  22                         outs.append(node.change_ext('.tab.h'))
  23         tsk=self.create_task('bison',node,outs)
  24         tsk.cwd=node.parent.get_bld().abspath()
  25         self.source.append(outs[0])
  26 def configure(conf):
  27         conf.find_program('bison',var='BISON')
  28         conf.env.BISONFLAGS=['-d']