Improve check4root message WRT usage instructions.

diff --git a/grml-debootstrap b/grml-debootstrap
index fe1b22b..a850a4e 100755 (executable)
--- a/grml-debootstrap
+++ b/grml-debootstrap
@@ -91,7 +91,10 @@ fi
 
 # make sure we have what we need {{{
 check4progs debootstrap dialog || exit 1
 
 # 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 {{{
 # }}}
 
 # source main configuration file {{{