Afficher un message d'erreur si une VM n'arrive pas à se lancer

bin/qemush

@@ -40,7 +40,7 @@ umask 027
 
 # Function to print a colored error
 perror() {
-    >&2 printf '\033[1;31mERROR:\033[0m \033[1m%s\033[0m\n' "$*"
+    >&2 printf '\033[1;31mKO:\033[0m \033[1m%s\033[0m\n' "$*"
 }
 
 # Function to show the usage
@@ -78,7 +78,7 @@ public_start() {
     QEMUSH_NAME="$1"
     shift
 
-    exec "$QEMUSH_NAME" "$@"
+    "$QEMUSH_NAME" "$@" || perror "error launching virtual machine \"${QEMUSH_NAME}\""
 }
 
 # Attach to a running virtual machine output, the latest opened if no