Improve check4root message WRT usage instructions.

[grml-debootstrap.git] / grml-debootstrap

diff --git a/grml-debootstrap b/grml-debootstrap
index 3de158f..a850a4e 100755 (executable)
--- a/grml-debootstrap
+++ b/grml-debootstrap
@@ -82,7 +82,7 @@ Send bugreports to the grml-team: bugs (at) grml.org || http://grml.org/bugs/
 "
 }
 
-if [ "$1" = '-h' ] || [ "$1" = '-help' ] ; then
+if [ "$1" = '-h' ] || [ "$1" = '-help' ] || [ "$1" = "--help" ] ; then
    usage
    echo 'Please notice that this script requires root permissions!'
    exit 0
@@ -91,7 +91,10 @@ fi
 
 # make sure we have what we need {{{
 check4progs debootstrap dialog || exit 1
-check4root || exit 1
+if ! check4root ; then
+   echo "For usage instructions please execute '$PN --help'."
+   exit 1
+fi
 # }}}
 
 # source main configuration file {{{