From 6cdc5a1957886a2aea29fc3ff50fd5620405d336 Mon Sep 17 00:00:00 2001
From: Christoph <ckubu@oopen.de>
Date: Sat, 26 Sep 2020 12:34:09 +0200
Subject: [PATCH] check_if_service_exists.sh: some minor changes..

---
 snippets/check_if_service_exists.sh | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/snippets/check_if_service_exists.sh b/snippets/check_if_service_exists.sh
index 7f36926..86c22d6 100755
--- a/snippets/check_if_service_exists.sh
+++ b/snippets/check_if_service_exists.sh
@@ -35,8 +35,9 @@ usage() {
 
    [[ -n  "$1" ]] && error "$1"
 
-
    [[ $terminal ]] && echo -e "
+\033[1m--------------------------------------------------\033[m
+
 \033[1mUsage:\033[m
 
    $(basename $0) <service-name>
@@ -55,9 +56,9 @@ usage() {
 
 \033[1mExample:\033[m
 
-   Create a saltet SHA512 password hash
+   $(basename $0) apache2
 
-      $(basename $0) apache2
+\033[1m--------------------------------------------------\033[m
 
 "
 
@@ -247,6 +248,12 @@ if $terminal ; then
    echo -e "\033[1m----------\033[m"
 fi
 
+if [[ -z "$SERVICE_NAME" ]] ; then
+   error "No servive given on command line.."
+   usage
+fi
+
+
 blank_line
 if service_exists $SERVICE_NAME ; then
    echo -e "\t\033[32mService \033[1m$SERVICE_NAME\033[m\033[32m exists\033[m"