]> err.no Git - util-linux/commit
wall: add usage function
authorDavidlohr Bueso <dave@gnu.org>
Thu, 6 Jan 2011 12:08:43 +0000 (09:08 -0300)
committerKarel Zak <kzak@redhat.com>
Mon, 17 Jan 2011 14:30:44 +0000 (15:30 +0100)
commitdfdf2081eb40c5c595dda3cc5ba37211aee570ff
tree3a8d3dab70863b65a766454a382e16c6fb5acdae
parent812950f48370d8cfdda830dad1fe72e2568756b8
wall: add usage function

Instead of using an ugly goto statement, we can add a proper usage function.
This also adds the undocumented '-n' option to the output string.

Signed-off-by: Davidlohr Bueso <dave@gnu.org>
login-utils/wall.c