mosesdecoder/jam-files/boost-build/tools/bison.jam

# Copyright 2003 Vladimir Prus 
# Distributed under the Boost Software License, Version 1.0. 
# (See accompanying file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt) 

import generators ;
import feature ;
import type ;
import property ;

feature.feature bison.prefix : : free ;
type.register Y : y ;
type.register YY : yy ;
generators.register-standard bison.bison : Y : C H ;
generators.register-standard bison.bison : YY : CPP HPP ;

rule init ( )
{
}

rule bison ( dst dst_header : src : properties * )
{
    local r = [ property.select bison.prefix : $(properties) ] ;
    if $(r)
    {
        PREFIX_OPT on $(<) = -p $(r:G=) ;
    }
}

actions bison 
{
    bison $(PREFIX_OPT) -d -o $(<[1]) $(>)
}