Glenn L McGrath | 95ebf61 | 2001-10-25 14:18:08 +0000 | [diff] [blame] | 1 | /* |
| 2 | * This program is free software; you can redistribute it and/or modify |
| 3 | * it under the terms of the GNU General Public License as published by |
| 4 | * the Free Software Foundation; either version 2 of the License, or |
| 5 | * (at your option) any later version. |
| 6 | * |
| 7 | * This program is distributed in the hope that it will be useful, |
| 8 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 9 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 10 | * GNU Library General Public License for more details. |
| 11 | * |
| 12 | * You should have received a copy of the GNU General Public License |
| 13 | * along with this program; if not, write to the Free Software |
| 14 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 15 | */ |
| 16 | |
Glenn L McGrath | 7ca04f3 | 2002-09-25 02:47:48 +0000 | [diff] [blame] | 17 | #include <sys/types.h> |
Glenn L McGrath | 95ebf61 | 2001-10-25 14:18:08 +0000 | [diff] [blame] | 18 | #include <errno.h> |
Glenn L McGrath | 7134d65 | 2001-10-27 13:14:52 +0000 | [diff] [blame] | 19 | #include <unistd.h> |
Glenn L McGrath | 7ca04f3 | 2002-09-25 02:47:48 +0000 | [diff] [blame] | 20 | #include <stdlib.h> |
Glenn L McGrath | 95ebf61 | 2001-10-25 14:18:08 +0000 | [diff] [blame] | 21 | |
Glenn L McGrath | 237ae42 | 2002-11-03 14:05:15 +0000 | [diff] [blame] | 22 | #include "libbb.h" |
| 23 | #include "unarchive.h" |
| 24 | |
| 25 | extern void seek_by_jump(const archive_handle_t *archive_handle, const unsigned int amount) |
Glenn L McGrath | 95ebf61 | 2001-10-25 14:18:08 +0000 | [diff] [blame] | 26 | { |
Glenn L McGrath | 237ae42 | 2002-11-03 14:05:15 +0000 | [diff] [blame] | 27 | if (lseek(archive_handle->src_fd, (off_t) amount, SEEK_CUR) == (off_t) -1) { |
Glenn L McGrath | 5703341 | 2002-11-08 08:07:38 +0000 | [diff] [blame^] | 28 | #ifdef CONFIG_FEATURE_UNARCHIVE_TAPE |
Glenn L McGrath | 237ae42 | 2002-11-03 14:05:15 +0000 | [diff] [blame] | 29 | if (errno == ESPIPE) { |
| 30 | seek_by_char(archive_handle, amount); |
| 31 | } else |
| 32 | #endif |
| 33 | perror_msg_and_die("Seek failure"); |
Glenn L McGrath | 95ebf61 | 2001-10-25 14:18:08 +0000 | [diff] [blame] | 34 | } |
Eric Andersen | 2276d83 | 2002-07-11 11:11:56 +0000 | [diff] [blame] | 35 | } |