fix: Handle unsupported installation media correctly (#2043)

src/install.sh

@@ -125,7 +125,7 @@ configureMachine() {
   fi
 
   if ! supportsUnattended "$DETECTED"; then
-    skipUnattended "$dir" "$iso" "$boot" || return 83
+    skipUnattended "$dir" "$iso" "$boot" "N" || return 83
     handled=1
     return 0
   fi
@@ -312,6 +312,7 @@ skipUnattended() {
   local dir="$1"
   local iso="$2"
   local boot="$3"
+  local aborted="${4:-Y}"
 
   local efi efi32 efi64
 
@@ -350,7 +351,7 @@ skipUnattended() {
     fi
   fi
 
-  finishInstall "$BOOT" "Y" "$boot" && return 0
+  finishInstall "$BOOT" "$aborted" "$boot" && return 0
   return 1
 }
 
@@ -976,8 +977,6 @@ setMachine() {
 
     "reactos" )
 
-      [ -z "${REMOVE:-}" ] && REMOVE="N"
-
       writeState "old" "pc" || return 1
       writeState "type" "auto" || return 1
       writeState "net" "rtl8139" || return 1
@@ -985,6 +984,13 @@ setMachine() {
 
   esac
 
+  if [[ "${id,,}" == "reactos" ]] && [ -z "$CUSTOM" ]; then
+    # The ISO is a Live-CD so we need to disable the data disk
+    # as it will be always wiped during the next runs currently.
+    REMOVE="N"
+    DISK_DISABLE="Y"
+  fi
+
   restoreMachine || return 1
 
   case "${id,,}" in