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grml-live-remaster: Slightly improve argument check and send error me…

…ssage to stderr
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1 parent 5081cf1 commit 5e5258375d0b2d006c44c65afbd48f398f0de6e4 @mika mika committed
Showing with 9 additions and 9 deletions.
  1. +9 −9 remaster/grml-live-remaster
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18 remaster/grml-live-remaster
@@ -68,15 +68,15 @@ fi
check4root || exit 1
# }}}
-if [ x"$1" == x ]; then
- echo "$0 - version $VERSION"
- echo ""
- echo "Usage: $0 destination.iso"
- echo " destination.iso should point to a path that is on a hard disk,"
- echo " you might want to mount some swap partitions or swap files"
- echo " first, because grml-live-remaster will need a lot ot RAM."
- echo ""
- echo "Please report bugs and feature requests: http://grml.org/bugs/"
+if [ -z "$1" ]; then
+ echo "$0 - version $VERSION
+
+Usage: $0 destination.iso
+ destination.iso should point to a path that is on a hard disk,
+ you might want to mount some swap partitions or swap files
+ first, because grml-live-remaster will need a lot ot RAM.
+
+Please report bugs and feature requests: http://grml.org/bugs/" >&2
exit 1
fi

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