85 lines
2.4 KiB
C
85 lines
2.4 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* Mini cpio implementation for busybox
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*
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* Copyright (C) 2001 by Glenn McGrath
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*
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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 GNU
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* 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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* Limitations:
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* Doesn't check CRC's
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* Only supports new ASCII and CRC formats
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*
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*/
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#include <fcntl.h>
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#include <getopt.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include "unarchive.h"
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#include "busybox.h"
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extern int cpio_main(int argc, char **argv)
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{
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archive_handle_t *archive_handle;
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int opt;
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/* Initialise */
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archive_handle = init_handle();
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archive_handle->src_fd = fileno(stdin);
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archive_handle->seek = seek_by_char;
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archive_handle->action_header = header_list;
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while ((opt = getopt(argc, argv, "idmuvtF:")) != -1) {
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switch (opt) {
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case 'i': /* extract */
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archive_handle->action_data = data_extract_all;
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break;
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case 'd': /* create _leading_ directories */
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archive_handle->flags |= ARCHIVE_CREATE_LEADING_DIRS;
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break;
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case 'm': /* preserve modification time */
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archive_handle->flags |= ARCHIVE_PRESERVE_DATE;
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break;
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case 'v': /* verbosly list files */
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archive_handle->action_header = header_verbose_list;
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break;
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case 'u': /* unconditional */
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archive_handle->flags |= ARCHIVE_EXTRACT_UNCONDITIONAL;
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break;
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case 't': /* list files */
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archive_handle->action_header = header_list;
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break;
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case 'F':
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archive_handle->src_fd = bb_xopen(optarg, O_RDONLY);
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archive_handle->seek = seek_by_jump;
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break;
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default:
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bb_show_usage();
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}
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}
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while (optind < argc) {
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archive_handle->filter = filter_accept_list;
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archive_handle->accept = llist_add_to(archive_handle->accept, argv[optind]);
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optind++;
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}
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while (get_header_cpio(archive_handle) == EXIT_SUCCESS);
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return(EXIT_SUCCESS);
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}
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