change to case switches

lib/get_GPU_GROUP.sh

@@ -27,8 +27,8 @@ To return to the previous page just press ENTER without typing in anything.
 "
     read -p "Do you want to use these devices for passthrough? [y/N]: " YESNO
 
-if [[ ${YESNO} =~ [Yy]* ]];
-then
+    case "${YESNO}" in
+        [Yy]*)
             # Get the hardware ids from the selected group
             local GPU_DEVID=$($SCRIPTDIR/utils/ls-iommu | grep -i "group $1" | perl -pe "s/.+\[([0-9a-f]{4}:[0-9a-f]{4})\].+/\1/" | perl -pe "s/\n/,/" | perl -pe "s/,$/\n/")
 
@@ -48,10 +48,11 @@ USB_CTL_ID=()
             
             # Start setting up modules
             exec "$SCRIPTDIR/lib/set_MODULES.sh" $GPU_DEVID
-else
+        ;;
+        *)
             exec "$SCRIPTDIR/lib/get_GPU.sh"
-fi
-
+        ;;
+    esac
 }
 
 function main () {

lib/get_USB_CTL_GROUP.sh

@@ -22,18 +22,19 @@ To return to the previous page just press ENTER.
 "
     read -p "Do you want to use the displayed devices for passthrough? [y/N]: " YESNO
 
-if [[ ${YESNO} =~ [Yy]* ]];
-then
+    case "${YESNO}" in
+        [Yy]*)
             # Get the PCI ids
             local PCI_ID=$($SCRIPTDIR/utils/ls-iommu | grep -i "group $1" | cut -d " " -f 4 | perl -pe "s/\n/ /" | perl -pe "s/\s$//")
             
             # Replace the blank USB_CTL_ID with the PCI_ID for the usb controller the user wants to pass through
             perl -pi -e "s/USB_CTL_ID=\(\)/USB_CTL_ID=\($PCI_ID\)/" "$SCRIPTDIR/$QUICKEMU/qemu-vfio_vars.conf"
             exec "$SCRIPTDIR/lib/set_CMDLINE.sh"
-else
+        ;;
+        *)
             exec "$SCRIPTDIR/lib/get_USB_CTL.sh"
-fi
-
+        ;;
+    esac
 }
 
 function main () {