test/Decider/MD5-winonly-fixture/test_parse.y

   1 %{
   2 #include<stdio.h>
   3
   4 int yyerror(char *s);
   5 int yylex();
   6
   7 int regs[26];
   8 int base;
   9
  10 %}
  11
  12 %start digit
  13
  14 %union { int a; }
  15
  16
  17 %token DIGIT LETTER
  18
  19 %left '|'
  20 %left '&'
  21 %left '+' '-'
  22 %left '*' '/' '%'
  23 %left UMINUS  /*supplies precedence for unary minus */
  24
  25 %%                   /* beginning of rules section */
  26
  27 digit: DIGIT;
  28
  29
  30 %%
  31 int
  32 main()
  33 {
  34  return(yyparse());
  35 }
  36
  37 int
  38 yyerror(s)
  39 char *s;
  40 {
  41   fprintf(stderr, "%s\n",s);
  42   return(0);
  43 }
  44
  45 int
  46 yywrap()
  47 {
  48   return(1);
  49 }