ceph/src/boost/tools/build/src/tools/lex.jam

   1 # Copyright 2003 Vladimir Prus
   2 # Distributed under the Boost Software License, Version 1.0.
   3 # (See accompanying file LICENSE.txt or https://www.bfgroup.xyz/b2/LICENSE.txt)
   4
   5 import type ;
   6 import generators ;
   7 import feature ;
   8 import toolset : flags ;
   9
  10 feature.feature flex.prefix : : free ;
  11 type.register LEX : l ;
  12 type.register LEX++ : ll ;
  13 generators.register-standard lex.lex : LEX : C ;
  14 generators.register-standard lex.lex : LEX++ : CPP ;
  15
  16 rule init ( )
  17 {
  18 }
  19
  20 flags lex.lex PREFIX <flex.prefix> ;
  21
  22 actions lex
  23 {
  24     flex -P$(PREFIX) -o$(<) $(>)
  25 }