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

   1: #ifndef lint
   2: static char sccsid[] = "@(#)index.c	5.1 (Berkeley) 7/2/83";
   3: #endif
   4: 
   5: #include <stdio.h>
   6: 
   7: /*******
   8:  *	char *
   9:  *	index(str, c)	return pointer to character c
  10:  *	char c, *str;
  11:  *
  12:  *	return codes:
  13:  *		NULL  -  character not found
  14:  *		pointer  -  pointer to character
  15:  */
  16: 
  17: char *
  18: index(str, c)
  19: register char c, *str;
  20: {
  21:     for (; *str != '\0'; str++) {
  22:         if (*str == c)
  23:             return(str);
  24:     }
  25: 
  26:     return(NULL);
  27: }

Defined functions

Defined variables