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enable .tar.bz2 for dpkg-deb

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This commit is contained in:
Glenn L McGrath 2002-11-05 01:52:23 +00:00
parent 8e94098423
commit 18bbca18ac
7 changed files with 45 additions and 24 deletions
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7
archival/config.in
View File

@ -15,7 +15,12 @@ bool 'cpio' CONFIG_CPIO
bool 'dpkg' CONFIG_DPKG
bool 'dpkg_deb' CONFIG_DPKG_DEB
if [ "$CONFIG_DPKG_DEB" = "y" ] ; then
bool ' -x support only' CONFIG_FEATURE_DPKG_DEB_EXTRACT_ONLY
bool ' extract only (-x)' CONFIG_FEATURE_DPKG_DEB_EXTRACT_ONLY
fi
if [ "$CONFIG_DPKG" = "y" ] || [ "$CONFIG_DPKG_DEB" = "y" ] ; then
comment 'Common dpkg/dpkg-deb options'
bool ' gzip debian packages (normal)' CONFIG_FEATURE_DEB_TAR_GZ
bool ' bzip2 debian packages' CONFIG_FEATURE_DEB_TAR_BZ2
fi
bool 'gunzip' CONFIG_GUNZIP
if [ "$CONFIG_GUNZIP" = "y" ]; then

44
archival/dpkg_deb.c
View File

@ -24,10 +24,10 @@
extern int dpkg_deb_main(int argc, char **argv)
{
archive_handle_t *ar_archive;
archive_handle_t *tar_gz_archive;
archive_handle_t *tar_archive;
int opt = 0;
#ifndef CONFIG_FEATURE_DPKG_DEB_EXTRACT_ONLY
const llist_t *control_tar_gz_llist = add_to_list(NULL, "control.tar.gz");
const llist_t *control_tar_llist = NULL;
#endif
#ifndef CONFIG_AR
char magic[7];
@ -38,14 +38,26 @@ extern int dpkg_deb_main(int argc, char **argv)
*/
/* Setup the tar archive handle */
tar_gz_archive = init_handle();
tar_archive = init_handle();
/* Setup an ar archive handle that refers to the gzip sub archive */
ar_archive = init_handle();
ar_archive->action_data_subarchive = get_header_tar_gz;
ar_archive->sub_archive = tar_gz_archive;
ar_archive->filter = filter_accept_list;
ar_archive->sub_archive = tar_archive;
ar_archive->filter = filter_accept_list_reassign;
#ifdef CONFIG_FEATURE_DEB_TAR_GZ
ar_archive->accept = add_to_list(NULL, "data.tar.gz");
# ifndef CONFIG_FEATURE_DPKG_DEB_EXTRACT_ONLY
control_tar_llist = add_to_list(NULL, "control.tar.gz");
# endif
#endif
#ifdef CONFIG_FEATURE_DEB_TAR_BZ2
ar_archive->accept = add_to_list(ar_archive->accept, "data.tar.bz2");
# ifndef CONFIG_FEATURE_DPKG_DEB_EXTRACT_ONLY
control_tar_llist = add_to_list(control_tar_llist, "control.tar.bz2");
# endif
#endif
#ifndef CONFIG_FEATURE_DPKG_DEB_EXTRACT_ONLY
while ((opt = getopt(argc, argv, "cefXx")) != -1) {
@ -55,26 +67,26 @@ extern int dpkg_deb_main(int argc, char **argv)
switch (opt) {
#ifndef CONFIG_FEATURE_DPKG_DEB_EXTRACT_ONLY
case 'c':
tar_gz_archive->action_header = header_verbose_list;
tar_archive->action_header = header_verbose_list;
break;
case 'e':
ar_archive->accept = control_tar_gz_llist;
tar_gz_archive->action_data = data_extract_all;
ar_archive->accept = control_tar_llist;
tar_archive->action_data = data_extract_all;
break;
case 'f':
/* Print the entire control file
* it should accept a second argument which specifies a
* specific field to print */
ar_archive->accept = control_tar_gz_llist;
tar_gz_archive->accept = add_to_list(NULL, "./control");;
tar_gz_archive->filter = filter_accept_list;
tar_gz_archive->action_data = data_extract_to_stdout;
ar_archive->accept = control_tar_llist;
tar_archive->accept = add_to_list(NULL, "./control");;
tar_archive->filter = filter_accept_list;
tar_archive->action_data = data_extract_to_stdout;
break;
case 'X':
tar_gz_archive->action_header = header_list;
tar_archive->action_header = header_list;
#endif
case 'x':
tar_gz_archive->action_data = data_extract_all;
tar_archive->action_data = data_extract_all;
break;
default:
show_usage();
@ -85,7 +97,7 @@ extern int dpkg_deb_main(int argc, char **argv)
show_usage();
}
tar_gz_archive->src_fd = ar_archive->src_fd = xopen(argv[optind++], O_RDONLY);
tar_archive->src_fd = ar_archive->src_fd = xopen(argv[optind++], O_RDONLY);
/* Workout where to extract the files */
/* 2nd argument is a dir name */

1
archival/libunarchive/Makefile.in
View File

@ -31,6 +31,7 @@ LIBUNARCHIVE-y:= \
\
filter_accept_all.o \
filter_accept_list.o \
filter_accept_list_reassign.o \
filter_accept_reject_list.o \
\
get_header_ar.o \

2
archival/libunarchive/filter_accept_all.c
View File

@ -22,7 +22,7 @@
#include "unarchive.h"
/* Accept any non-null name, its not really a filter at all */
extern char filter_accept_all(const archive_handle_t *archive_handle)
extern char filter_accept_all(archive_handle_t *archive_handle)
{
if (archive_handle->file_header->name) {
return(EXIT_SUCCESS);

2
archival/libunarchive/filter_accept_list.c
View File

@ -24,7 +24,7 @@
/*
* Accept names that are in the accept list, ignoring reject list.
*/
extern char filter_accept_list(const archive_handle_t *archive_handle)
extern char filter_accept_list(archive_handle_t *archive_handle)
{
if (find_list_entry(archive_handle->accept, archive_handle->file_header->name)) {
return(EXIT_SUCCESS);

2
archival/libunarchive/filter_accept_reject_list.c
View File

@ -24,7 +24,7 @@
/*
* Accept names that are in the accept list and not in the reject list
*/
extern char filter_accept_reject_list(const archive_handle_t *archive_handle)
extern char filter_accept_reject_list(archive_handle_t *archive_handle)
{
const char *key = archive_handle->file_header->name;
const llist_t *accept_entry = find_list_entry(archive_handle->accept, key);

11
include/unarchive.h
View File

@ -28,7 +28,7 @@ typedef struct llist_s {
typedef struct archive_handle_s {
/* define if the header and data compenent should processed */
char (*filter)(const struct archive_handle_s *);
char (*filter)(struct archive_handle_s *);
const llist_t *accept;
const llist_t *reject;
const llist_t *passed; /* List of files that have successfully been worked on */
@ -41,6 +41,8 @@ typedef struct archive_handle_s {
/* process the data componenet, e.g. extract to filesystem */
void (*action_data)(struct archive_handle_s *);
/* How to process any sub archive, e.g. get_header_tar_gz */
char (*action_data_subarchive)(struct archive_handle_s *);
/* Contains the handle to a sub archive */
@ -68,9 +70,10 @@ typedef struct archive_handle_s {
extern archive_handle_t *init_handle(void);
extern char filter_accept_all(const archive_handle_t *archive_handle);
extern char filter_accept_list(const archive_handle_t *archive_handle);
extern char filter_accept_reject_list(const archive_handle_t *archive_handle);
extern char filter_accept_all(archive_handle_t *archive_handle);
extern char filter_accept_list(archive_handle_t *archive_handle);
extern char filter_accept_list_reassign(archive_handle_t *archive_handle);
extern char filter_accept_reject_list(archive_handle_t *archive_handle);
extern void unpack_ar_archive(archive_handle_t *ar_archive);