lex-yacc-examples/example4.l

   1 %{
   2 #include <stdio.h>
   3 #include "example4.tab.h" /*"y.tab.h"*/
   4 %}
   5 %%
   6 [0-9]+                  return NUMBER;
   7 heat                    return TOKHEAT;
   8 on|off                  return STATE;
   9 target                  return TOKTARGET;
  10 temperature             return TOKTEMPERATURE;
  11 \n                      /* ignore end of line */;
  12 [ \t]+                  /* ignore whitespace */;
  13 %%