+/* vi: set sw=4 ts=4: */
/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Library General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * dpkg-deb packs, unpacks and provides information about Debian archives.
*
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
*/
-#include <fcntl.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-
+#include "libbb.h"
#include "unarchive.h"
-#include "busybox.h"
#define DPKG_DEB_OPT_CONTENTS 1
#define DPKG_DEB_OPT_CONTROL 2
#define DPKG_DEB_OPT_EXTRACT 8
#define DPKG_DEB_OPT_EXTRACT_VERBOSE 16
+int dpkg_deb_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int dpkg_deb_main(int argc, char **argv)
{
archive_handle_t *ar_archive;
archive_handle_t *tar_archive;
llist_t *control_tar_llist = NULL;
- unsigned long opt;
- char *extract_dir = NULL;
- short argcount = 1;
+ unsigned opt;
+ const char *extract_dir;
+ int need_args;
/* Setup the tar archive handle */
tar_archive = init_handle();
ar_archive->sub_archive = tar_archive;
ar_archive->filter = filter_accept_list_reassign;
-#ifdef CONFIG_FEATURE_DEB_TAR_GZ
- ar_archive->accept = llist_add_to(NULL, "data.tar.gz");
- control_tar_llist = llist_add_to(NULL, "control.tar.gz");
+#if ENABLE_FEATURE_SEAMLESS_GZ
+ llist_add_to(&(ar_archive->accept), (char*)"data.tar.gz");
+ llist_add_to(&control_tar_llist, (char*)"control.tar.gz");
#endif
-#ifdef CONFIG_FEATURE_DEB_TAR_BZ2
- ar_archive->accept = llist_add_to(ar_archive->accept, "data.tar.bz2");
- control_tar_llist = llist_add_to(control_tar_llist, "control.tar.bz2");
+#if ENABLE_FEATURE_SEAMLESS_BZ2
+ llist_add_to(&(ar_archive->accept), (char*)"data.tar.bz2");
+ llist_add_to(&control_tar_llist, (char*)"control.tar.bz2");
#endif
- bb_opt_complementally = "?c--efXx:e--cfXx:f--ceXx:X--cefx:x--cefX";
- opt = bb_getopt_ulflags(argc, argv, "cefXx");
+ opt_complementary = "c--efXx:e--cfXx:f--ceXx:X--cefx:x--cefX";
+ opt = getopt32(argv, "cefXx");
+ argv += optind;
+ argc -= optind;
if (opt & DPKG_DEB_OPT_CONTENTS) {
tar_archive->action_header = header_verbose_list;
}
+ extract_dir = NULL;
+ need_args = 1;
if (opt & DPKG_DEB_OPT_CONTROL) {
ar_archive->accept = control_tar_llist;
tar_archive->action_data = data_extract_all;
- if (optind + 1 == argc) {
+ if (1 == argc) {
extract_dir = "./DEBIAN";
} else {
- argcount++;
+ need_args++;
}
}
if (opt & DPKG_DEB_OPT_FIELD) {
* it should accept a second argument which specifies a
* specific field to print */
ar_archive->accept = control_tar_llist;
- tar_archive->accept = llist_add_to(NULL, "./control");
+ llist_add_to(&(tar_archive->accept), (char*)"./control");
tar_archive->filter = filter_accept_list;
tar_archive->action_data = data_extract_to_stdout;
}
}
if (opt & (DPKG_DEB_OPT_EXTRACT_VERBOSE | DPKG_DEB_OPT_EXTRACT)) {
tar_archive->action_data = data_extract_all;
- argcount = 2;
+ need_args = 2;
}
- if ((optind + argcount) != argc) {
+ if (need_args != argc) {
bb_show_usage();
}
- tar_archive->src_fd = ar_archive->src_fd = bb_xopen(argv[optind++], O_RDONLY);
+ tar_archive->src_fd = ar_archive->src_fd = xopen(argv[0], O_RDONLY);
- /* Workout where to extract the files */
+ /* Work out where to extract the files */
/* 2nd argument is a dir name */
- if (argv[optind]) {
- extract_dir = argv[optind];
+ if (argv[1]) {
+ extract_dir = argv[1];
}
if (extract_dir) {
- mkdir(extract_dir, 0777);
- chdir(extract_dir);
+ mkdir(extract_dir, 0777); /* bb_make_directory(extract_dir, 0777, 0) */
+ xchdir(extract_dir);
}
+
+ /* Do it */
unpack_ar_archive(ar_archive);
/* Cleanup */
- close (ar_archive->src_fd);
+ if (ENABLE_FEATURE_CLEAN_UP)
+ close(ar_archive->src_fd);
- return(EXIT_SUCCESS);
+ return EXIT_SUCCESS;
}