* Copyright (c) 1988 Regents of the University of California.
* Redistribution and use in source and binary forms are permitted
* provided that this notice is preserved and that due credit is given
* to the University of California at Berkeley. The name of the University
* may not be used to endorse or promote products derived from this
* software without specific prior written permission. This software
* is provided ``as is'' without express or implied warranty.
static char sccsid
[] = "@(#)genbsubs.c 3.2 (Berkeley) %G%";
/* The output of bunequal is the offset of the byte which didn't match;
* if all the bytes match, then we return n.
/* bskip(s1, n, b) : finds the first occurrence of any byte != 'b' in the 'n'
* bytes beginning at 's1'.
* memNSchr(const void *s, int c, size_t n, int and)
* Like memchr, but the comparison is '((*s)&and) == c',
* and we increment our way through s by "stride" ('s += stride').
* We optimize for the most used strides of +1 and -1.
memNSchr(s
, c
, n
, and, stride
)
register unsigned char _c
, *_s
, _and
;
if (((*_s
)&_and
) == _c
) {
if (((*_s
)&_and
) == _c
) {
if (((*_s
)&_and
) == _c
) {