joodan-van-github/ptar — pull request #3 by czarkoff (2013-09-27 15:13:06+00:00)
Title: New -n/--no-header argument: don't write global archive header

Allows using shell redirection to append files to existing archive. Eg.:

$ ptar c foo/ba* > foo.ptar
$ cat foo.ptar | ptar t
foo/bar
foo/baz
$ ptar -n c foo/buz >> foo.ptar
$ cat foo.ptar | ptar t
foo/bar
foo/baz
foo/buz