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Annotation of 42BSD/lib/libc/vax/gen/index.c, revision 1.1.1.1

1.1       root        1: /* @(#)index.c 4.1 (Berkeley) 12/21/80 */
                      2: /*
                      3:  * Return the ptr in sp at which the character c appears;
                      4:  * NULL if not found
                      5:  */
                      6: 
                      7: #define        NULL    0
                      8: 
                      9: char *
                     10: index(sp, c)
                     11: register char *sp, c;
                     12: {
                     13:        do {
                     14:                if (*sp == c)
                     15:                        return(sp);
                     16:        } while (*sp++);
                     17:        return(NULL);
                     18: }

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