[src/trunk]: src/gnu/usr.bin/tar Add a `-y' option which filters archives thr...

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details:   https://anonhg.NetBSD.org/src/rev/9171f728b1b0
branches:  trunk
changeset: 494301:9171f728b1b0
user:      ad <ad%NetBSD.org@localhost>
date:      Wed Jul 05 11:57:57 2000 +0000

description:
Add a `-y' option which filters archives through bzip2(1).

diffstat:

 gnu/usr.bin/tar/tar.1 |   8 +++++++-
 gnu/usr.bin/tar/tar.c |  19 ++++++++++++++++---
 2 files changed, 23 insertions(+), 4 deletions(-)

diffs (96 lines):

diff -r 32bee5b30040 -r 9171f728b1b0 gnu/usr.bin/tar/tar.1
--- a/gnu/usr.bin/tar/tar.1     Wed Jul 05 11:46:40 2000 +0000
+++ b/gnu/usr.bin/tar/tar.1     Wed Jul 05 11:57:57 2000 +0000
@@ -3,7 +3,7 @@
 .\"
 .\"    Written by John F. Woods <jfw%jfwhome.funhouse.com@localhost>
 .\"
-.\"    $NetBSD: tar.1,v 1.17 2000/01/17 12:44:39 wiz Exp $
+.\"    $NetBSD: tar.1,v 1.18 2000/07/05 11:57:57 ad Exp $
 .\"
 .Dd 6 August 1994
 .Os
@@ -280,6 +280,11 @@
 .It Fl -exclude-from Ar file
 Exclude files listed in
 .Ar file .
+.It Fl y
+.It Fl -bzip2
+.It Fl -unbzip2
+Filter the archive through
+.Xr bzip2 1 .
 .It Fl Z
 .It Fl -compress
 .It Fl -uncompress
@@ -398,6 +403,7 @@
 .\"     (command return values (to shell) and fprintf/stderr type diagnostics)
 .\" .Sh DIAGNOSTICS
 .Sh SEE ALSO
+.Xr bzip2 1 ,
 .Xr compress 1 ,
 .Xr gzip 1 ,
 .Xr pax 1 ,
diff -r 32bee5b30040 -r 9171f728b1b0 gnu/usr.bin/tar/tar.c
--- a/gnu/usr.bin/tar/tar.c     Wed Jul 05 11:46:40 2000 +0000
+++ b/gnu/usr.bin/tar/tar.c     Wed Jul 05 11:57:57 2000 +0000
@@ -18,7 +18,7 @@
 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
 #ifndef lint
-static char rcsid[] = "$NetBSD: tar.c,v 1.12 2000/06/26 08:25:34 kleink Exp $";
+static char rcsid[] = "$NetBSD: tar.c,v 1.13 2000/07/05 11:57:57 ad Exp $";
 #endif /* not lint */
 
 /*
@@ -170,6 +170,8 @@
   {"compress", 0, 0, 'Z'},
   {"uncompress", 0, 0, 'Z'},
   {"block-compress", 0, &f_compress_block, 1},
+  {"bzip2", 0, 0, 'y'},
+  {"unbzip2", 0, 0, 'y'},
   {"gzip", 0, 0, 'z'},
   {"ungzip", 0, 0, 'z'},
   {"use-compress-program", 1, 0, 18},
@@ -314,7 +316,7 @@
 
   /* Parse options */
   while ((c = getoldopt (argc, argv,
-              "-01234567Ab:BcC:df:F:g:GhikK:lL:mMN:oOpPrRsStT:uvV:wWxX:zZ",
+              "-01234567Ab:BcC:df:F:g:GhikK:lL:mMN:oOpPrRsStT:uvV:wWxX:yzZ",
                         long_options, &ind)) != EOF)
     {
       switch (c)
@@ -629,6 +631,15 @@
          add_exclude_file (optarg);
          break;
 
+       case 'y':
+         if (f_compressprog)
+           {
+             msg ("Only one compression option permitted\n");
+             exit (EX_ARGSBAD);
+           }
+         f_compressprog = "bzip2";
+         break;
+
        case 'z':
          if (f_compressprog)
            {
@@ -671,7 +682,7 @@
   if (f_compress_block && !f_compressprog)
     {
       msg ("You must use a compression option (--gzip, --compress\n\
-or --use-compress-program) with --block-compress.\n");
+--bzip2 or --use-compress-program) with --block-compress.\n");
       exit (EX_ARGSBAD);
     }
 }
@@ -761,6 +772,8 @@
 -W, --verify           attempt to verify the archive after writing it\n\
 --exclude FILE         exclude file FILE\n\
 -X, --exclude-from FILE        exclude files listed in FILE\n\
+-y, --bzip2,\n\
+    --unbzip2          filter the archive through bzip2\n\
 -Z, --compress,\n\
     --uncompress       filter the archive through compress\n\
 -z, --gzip,\n\