1: /*	@(#)reject.c	4.1	12/25/82	*/
   2: 
   3: # include <stdio.h>
   4: 
   5: #ifdef pdp11
   6: extern FILE *yyout, *yyin;
   7: extern int yyprevious , *yyfnd;
   8: extern char yyextra[];
   9: extern char yytext[];
  10: extern int yyleng;
  11: #endif
  12: 
  13: extern struct {int *yyaa, *yybb; int *yystops;} *yylstate [], **yylsp, **yyolsp;
  14: yyreject ()
  15: {
  16: extern FILE *yyout, *yyin;
  17: extern int yyprevious , *yyfnd;
  18: extern char yyextra[];
  19: extern char yytext[];
  20: extern int yyleng;
  21: for( ; yylsp < yyolsp; yylsp++)
  22:     yytext[yyleng++] = yyinput();
  23: if (*yyfnd > 0)
  24:     return(yyracc(*yyfnd++));
  25: while (yylsp-- > yylstate)
  26:     {
  27:     yyunput(yytext[yyleng-1]);
  28:     yytext[--yyleng] = 0;
  29:     if (*yylsp != 0 && (yyfnd= (*yylsp)->yystops) && *yyfnd > 0)
  30:         return(yyracc(*yyfnd++));
  31:     }
  32: if (yytext[0] == 0)
  33:     return(0);
  34: yyoutput(yyprevious = yyinput());
  35: yyleng=0;
  36: return(-1);
  37: }
  38: yyracc(m)
  39: {
  40: yyolsp = yylsp;
  41: if (yyextra[m])
  42:     {
  43:     while (yyback((*yylsp)->yystops, -m) != 1 && yylsp>yylstate)
  44:         {
  45:         yylsp--;
  46:         yyunput(yytext[--yyleng]);
  47:         }
  48:     }
  49: yyprevious = yytext[yyleng-1];
  50: yytext[yyleng] = 0;
  51: return(m);
  52: }

Defined functions

yyracc defined in line 38; used 2 times
yyreject defined in line 14; never used
Last modified: 1994-01-01
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