gsu: Add gsu_check_arg_count().
authorAndre Noll <maan@systemlinux.org>
Mon, 21 Jun 2010 14:29:20 +0000 (16:29 +0200)
committerAndre Noll <maan@tuebingen.mpg.de>
Fri, 29 Aug 2014 19:36:07 +0000 (21:36 +0200)
commitb3e4039f76f3af4dc2c11642e9edd8309161951c
treeaf54abc511b9eab46e3307adfff6ee580459ade6
parentbc4497df245d5da1b1db0f78c7a071227436ac84
gsu: Add gsu_check_arg_count().

This function is open-coded $MANY times, so it makes sense to
have one globally visible function that can be called from all
scripts that use gsu.
funcs/gsu