2.9BSD - /usr/src/cmd/uucp/prefix.c

   1: #ifndef lint
   2: static char sccsid[] = "@(#)prefix.c	5.1 (Berkeley) 7/2/83";
   3: #endif
   4: 
   5: /*******
   6:  *	prefix(s1, s2)	check s2 for prefix s1
   7:  *	char *s1, *s2;
   8:  *
   9:  *	return 0 - !=
  10:  *	return 1 - ==
  11:  */
  12: 
  13: prefix(s1, s2)
  14: register char *s1, *s2;
  15: {
  16:     register char c;
  17: 
  18:     while ((c = *s1++) == *s2++)
  19:         if (c == '\0')
  20:             return(1);
  21:     return(c == '\0');
  22: }
  23: 
  24: /*******
  25:  *	wprefix(s1, s2)	check s2 for prefix s1 with a wildcard character ?
  26:  *	char *s1, *s2;
  27:  *
  28:  *	return 0 - !=
  29:  *	return 1 - ==
  30:  */
  31: 
  32: wprefix(s1, s2)
  33: register char *s1, *s2;
  34: {
  35:     register char c;
  36: 
  37:     while ((c = *s1++) != '\0')
  38:         if (*s2 == '\0'  ||  (c != *s2++  &&  c != '?'))
  39:             return(0);
  40:     return(1);
  41: }

Defined functions

Defined variables