1/* vi: set sw=4 ts=4: */
2/*
3 * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
4 */
5
6#include "libbb.h"
7#include "unarchive.h"
8
9void FAST_FUNC seek_by_jump(int fd, off_t amount)
10{
11	if (amount
12	 && lseek(fd, amount, SEEK_CUR) == (off_t) -1
13	) {
14		if (errno == ESPIPE)
15			seek_by_read(fd, amount);
16		else
17			bb_perror_msg_and_die("seek failure");
18	}
19}
20