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# Copyright (C) Vladimir Prus 2002. Permission to copy, use, modify, sell and
# distribute this software is granted provided this copyright notice appears in
# all copies. This software is provided "as is" without express or implied
# warranty, and with no claim as to its suitability for any purpose.
import type ;
import generators ;
import feature ;
import property ;
feature.feature flex.prefix : : free ;
type.register LEX : l ;
type.register LEX++ : ll ;
generators.register-standard lex.lex : LEX : C ;
generators.register-standard lex.lex : LEX++ : CPP ;
rule init ( )
{
}
rule lex ( target : source : properties * )
{
local r = [ property.select flex.prefix : $(properties) ] ;
if $(r)
{
PREFIX on $(<) = $(r:G=) ;
}
}
actions lex
{
flex -P$(PREFIX) -o$(<) $(>)
}
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