diff -Nur tar-1.13.orig/src/tar.c tar-1.13/src/tar.c
--- tar-1.13.orig/src/tar.c 1999-07-07 00:49:50.000000000 -0500
+++ tar-1.13/src/tar.c 2017-12-22 00:39:37.515271544 -0600
@@ -16,6 +16,8 @@
with this program; if not, write to the Free Software Foundation, Inc.,
59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+/* Patched to integrate bzip2 as compression filter (option -j) */
+
#include "system.h"
#include <getopt.h>
@@ -164,6 +166,8 @@
{"block-number", no_argument, NULL, 'R'},
{"block-size", required_argument, NULL, OBSOLETE_BLOCKING_FACTOR},
{"blocking-factor", required_argument, NULL, 'b'},
+ {"bzip2", required_argument, NULL, 'j'},
+ {"bunzip2", required_argument, NULL, 'j'},
{"catenate", no_argument, NULL, 'A'},
{"checkpoint", no_argument, &checkpoint_option, 1},
{"compare", no_argument, NULL, 'd'},
@@ -340,6 +344,7 @@
PATTERN at list/extract time, a globbing PATTERN\n\
-o, --old-archive, --portability write a V7 format archive\n\
--posix write a POSIX conformant archive\n\
+ -j, --bzip2, --bunzip2 filter the archive through bzip2\n\
-z, --gzip, --ungzip filter the archive through gzip\n\
-Z, --compress, --uncompress filter the archive through compress\n\
--use-compress-program=PROG filter through PROG (must accept -d)\n"),
@@ -410,13 +415,13 @@
| Parse the options for tar. |
`----------------------------*/
-/* Available option letters are DEHIJQY and aejnqy. Some are reserved:
+/* Available option letters are DEHIJQY and aenqy. Some are reserved:
y per-file gzip compression
Y per-block gzip compression */
#define OPTION_STRING \
- "-01234567ABC:F:GK:L:MN:OPRST:UV:WX:Zb:cdf:g:hiklmoprstuvwxz"
+ "-01234567ABC:F:GK:L:MN:OPRST:UV:WX:Zb:cdf:g:hijklmoprstuvwxz"
static void
set_subcommand_option (enum subcommand subcommand)
@@ -788,6 +793,10 @@
FATAL_ERROR ((0, errno, "%s", optarg));
break;
+ case 'j':
+ set_use_compress_program_option ("bzip2");
+ break;
+
case 'z':
set_use_compress_program_option ("gzip");
break;
