mirror of
https://github.com/sheumann/hush.git
synced 2024-08-22 02:29:00 +00:00
Use bb_getopt_ulflags, saves some space, better argument checking.
Remove ar specific extraction code, always use common extraction code.
This commit is contained in:
parent
40ec4aeb8e
commit
930453bdcf
100
archival/ar.c
100
archival/ar.c
@ -21,20 +21,20 @@
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
*
|
||||
* There is no signle standard to adhere to so ar may not portable
|
||||
* There is no single standard to adhere to so ar may not portable
|
||||
* between different systems
|
||||
* http://www.unix-systems.org/single_unix_specification_v2/xcu/ar.html
|
||||
*/
|
||||
#include <sys/types.h>
|
||||
|
||||
#include <fcntl.h>
|
||||
#include <fnmatch.h>
|
||||
#include <getopt.h>
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
#include <time.h>
|
||||
#include <utime.h>
|
||||
#include <unistd.h>
|
||||
#include <getopt.h>
|
||||
|
||||
#include "unarchive.h"
|
||||
#include "busybox.h"
|
||||
|
||||
@ -50,87 +50,50 @@ static void header_verbose_list_ar(const file_header_t *file_header)
|
||||
printf("%s %d/%d%7d %s %s\n", &mode[1], file_header->uid, file_header->gid, (int) file_header->size, &mtime[4], file_header->name);
|
||||
}
|
||||
|
||||
#if !defined CONFIG_TAR && !defined CONFIG_DPKG_DEB && !defined CONFIG_CPIO
|
||||
/* This is simpler than data_extract_all */
|
||||
static void data_extract_regular_file(archive_handle_t *archive_handle)
|
||||
{
|
||||
file_header_t *file_header;
|
||||
int dst_fd;
|
||||
|
||||
file_header = archive_handle->file_header;
|
||||
dst_fd = bb_xopen(file_header->name, O_WRONLY | O_CREAT);
|
||||
bb_copyfd_size(archive_handle->src_fd, dst_fd, file_header->size);
|
||||
close(dst_fd);
|
||||
|
||||
chmod(file_header->name, file_header->mode);
|
||||
chown(file_header->name, file_header->uid, file_header->gid);
|
||||
|
||||
if (archive_handle->flags & ARCHIVE_PRESERVE_DATE) {
|
||||
struct utimbuf t;
|
||||
t.actime = t.modtime = file_header->mtime;
|
||||
utime(file_header->name, &t);
|
||||
}
|
||||
|
||||
return;
|
||||
}
|
||||
#endif
|
||||
#define AR_CTX_PRINT 1
|
||||
#define AR_CTX_LIST 2
|
||||
#define AR_CTX_EXTRACT 4
|
||||
#define AR_OPT_PRESERVE_DATE 8
|
||||
#define AR_OPT_VERBOSE 16
|
||||
|
||||
extern int ar_main(int argc, char **argv)
|
||||
{
|
||||
archive_handle_t *archive_handle;
|
||||
int opt;
|
||||
|
||||
#if !defined CONFIG_DPKG_DEB && !defined CONFIG_DPKG
|
||||
unsigned long opt;
|
||||
char magic[8];
|
||||
#endif
|
||||
|
||||
archive_handle = init_handle();
|
||||
|
||||
while ((opt = getopt(argc, argv, "covtpxX")) != -1) {
|
||||
switch (opt) {
|
||||
case 'p': /* print */
|
||||
archive_handle->action_data = data_extract_to_stdout;
|
||||
break;
|
||||
case 't': /* list contents */
|
||||
archive_handle->action_header = header_list;
|
||||
break;
|
||||
case 'X':
|
||||
archive_handle->action_header = header_verbose_list_ar;
|
||||
case 'x': /* extract */
|
||||
#if defined CONFIG_TAR || defined CONFIG_DPKG_DEB || defined CONFIG_CPIO
|
||||
archive_handle->action_data = data_extract_all;
|
||||
#else
|
||||
archive_handle->action_data = data_extract_regular_file;
|
||||
#endif
|
||||
break;
|
||||
/* Modifiers */
|
||||
case 'o': /* preserve original dates */
|
||||
archive_handle->flags |= ARCHIVE_PRESERVE_DATE;
|
||||
break;
|
||||
case 'v': /* verbose */
|
||||
archive_handle->action_header = header_verbose_list_ar;
|
||||
break;
|
||||
default:
|
||||
bb_show_usage();
|
||||
}
|
||||
bb_opt_complementaly = "p~tx:t~px:x~pt";
|
||||
opt = bb_getopt_ulflags(argc, argv, "ptxov");
|
||||
|
||||
if ((opt & 0x80000000UL) || (optind == argc)) {
|
||||
bb_show_usage();
|
||||
}
|
||||
|
||||
/* check the src filename was specified */
|
||||
if (optind == argc) {
|
||||
bb_show_usage();
|
||||
if (opt & AR_CTX_PRINT) {
|
||||
archive_handle->action_data = data_extract_to_stdout;
|
||||
}
|
||||
if (opt & AR_CTX_LIST) {
|
||||
archive_handle->action_header = header_list;
|
||||
}
|
||||
if (opt & AR_CTX_EXTRACT) {
|
||||
archive_handle->action_data = data_extract_all;
|
||||
}
|
||||
if (opt & AR_OPT_PRESERVE_DATE) {
|
||||
archive_handle->flags |= ARCHIVE_PRESERVE_DATE;
|
||||
}
|
||||
if (opt & AR_OPT_VERBOSE) {
|
||||
archive_handle->action_header = header_verbose_list_ar;
|
||||
}
|
||||
|
||||
archive_handle->src_fd = bb_xopen(argv[optind++], O_RDONLY);
|
||||
|
||||
/* TODO: This is the same as in tar, seperate function ? */
|
||||
while (optind < argc) {
|
||||
archive_handle->filter = filter_accept_list;
|
||||
archive_handle->accept = llist_add_to(archive_handle->accept, argv[optind]);
|
||||
optind++;
|
||||
archive_handle->accept = llist_add_to(archive_handle->accept, argv[optind++]);
|
||||
}
|
||||
|
||||
#if defined CONFIG_DPKG_DEB || defined CONFIG_DPKG
|
||||
unpack_ar_archive(archive_handle);
|
||||
#else
|
||||
archive_xread_all(archive_handle, magic, 7);
|
||||
if (strncmp(magic, "!<arch>", 7) != 0) {
|
||||
bb_error_msg_and_die("Invalid ar magic");
|
||||
@ -138,7 +101,6 @@ extern int ar_main(int argc, char **argv)
|
||||
archive_handle->offset += 7;
|
||||
|
||||
while (get_header_ar(archive_handle) == EXIT_SUCCESS);
|
||||
#endif
|
||||
|
||||
return EXIT_SUCCESS;
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user