From be1ad867db60e3a6cc92b2f681aa0648114ec021 Mon Sep 17 00:00:00 2001
From: primardj <b00168148@mytudublin.ie>
Date: Tue, 23 Jan 2024 23:26:37 +0000
Subject: [PATCH] change of [[ to [

---
 vm-start.sh | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/vm-start.sh b/vm-start.sh
index 761faf8..9d1b346 100755
--- a/vm-start.sh
+++ b/vm-start.sh
@@ -142,7 +142,7 @@ CREATE() {
 RESTORE() {
     echo "Are you sure you want to restore the rescue? (y/N)"
     read -r entry
-    if [[ "$entry" =~ ^[yY]$ ]]
+    if echo "$entry" | grep -q "^[yY]$"
     then
         cp -i "${MAIN_LOCATION}/${LOCATION}/${VMHOSTNAME}.cow.backup" "${MAIN_LOCATION}/${LOCATION}/${VMHOSTNAME}.cow"
         echo "Done"
@@ -153,7 +153,7 @@ RESTORE() {
 BACKUP() {
     # Should test if the folder ${MAIN_LOCATION}/${LOCATION}/${VMHOSTNAME}.cow exist or else it will arrive an error.
     read -p "Are you sure you want to backup the volume? If you continue the previous backup will be lost (y/N) " -r entry
-    if [[ "$entry" =~ ^[yY]$ ]]
+    if echo "$entry" | grep -q "^[yY]$"
     then
         cp -i "${MAIN_LOCATION}/${LOCATION}/${VMHOSTNAME}.cow" "${MAIN_LOCATION}/${LOCATION}/${VMHOSTNAME}.cow.backup"
         echo "Done"
@@ -162,7 +162,7 @@ BACKUP() {
 
 SUPPRESS() {
     read -p "Are you sure you want to delete all data relative to the vm $1? (y/N)" -r entry
-    if [[ "$entry" =~ ^[yY]$ ]]
+    if echo "$entry" | grep -q "^[yY]$"
     then 
         rm -Ri "${MAIN_LOCATION}/${LOCATION}"
     fi