contrib: additions, usage, simplifications

FossilOrigin-Name: 8d7d95914b0d1d981416c4fe1511987af3dd0170d436ee2176de9cb279988dd0

1 files changed, 3 insertions, 1 deletions

diff --git a/contrib/kiss-chroot b/contrib/kiss-chroot
index 71bfbb2..cf0f31d 100755
--- a/contrib/kiss-chroot
+++ b/contrib/kiss-chroot
@@ -6,6 +6,8 @@ log() {
     printf '\033[32m->\033[m %s.\n' "$*"
 }
 
+usage() { printf '\033[1;33m-> \033[m%s\n' "usage: ${0##*/} <directory>" ; exit 0 ;}
+
 die() {
     log "$*" >&2
     exit 1
@@ -24,7 +26,7 @@ clean() {
 }
 
 main() {
-    [ -z "$1" ]        && die Need a path to the chroot
+    [ "$1" ]           || usage
     [ -d "$1" ]        || die Given path does not exist
     [ "$(id -u)" = 0 ] || die Script needs to be run as root