UNIX 7th Ed. - /usr/src/cmd/uucp/index.c

   1: #include <stdio.h>
   2: 
   3: 
   4: /*******
   5:  *	char *
   6:  *	index(str, c)	return pointer to character c
   7:  *	char c, *str;
   8:  *
   9:  *	return codes:
  10:  *		NULL  -  character not found
  11:  *		pointer  -  pointer to character
  12:  */
  13: 
  14: char *
  15: index(str, c)
  16: char c, *str;
  17: {
  18:     for (; *str != '\0'; str++) {
  19:         if (*str == c)
  20:             return(str);
  21:     }
  22: 
  23:     return(NULL);
  24: }

Defined functions