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36 lines
1.2 KiB
C
36 lines
1.2 KiB
C
/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Library General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include <sys/types.h>
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#include <errno.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include "libbb.h"
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#include "unarchive.h"
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void seek_by_jump(const archive_handle_t *archive_handle, const unsigned int amount)
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{
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if (lseek(archive_handle->src_fd, (off_t) amount, SEEK_CUR) == (off_t) -1) {
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#ifdef CONFIG_FEATURE_UNARCHIVE_TAPE
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if (errno == ESPIPE) {
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seek_by_char(archive_handle, amount);
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} else
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#endif
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bb_perror_msg_and_die("Seek failure");
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}
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}
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