fix: Detect device

* fix: Detect device

src/entry.sh

@@ -24,10 +24,23 @@ if [[ "$CONSOLE" == [Yy]* ]]; then
 fi
 
 [[ "$DEBUG" == [Yy1]* ]] && info "$VERS" && set -x
-qemu-system-x86_64 -daemonize -pidfile "$QEMU_PID" ${ARGS:+ $ARGS}
-
+dev=$(qemu-system-x86_64 -daemonize -pidfile "$QEMU_PID" ${ARGS:+ $ARGS})
 { set +x; } 2>/dev/null
-cat /dev/pts/1 2>/dev/null & wait $! || true
+
+if [[ "$dev" != "char"* || "$dev" != *"redirected to"* ||  "$dev" != *")" ]]; then
+  error "$dev"
+  finish 33
+fi
+
+dev="${dev#*/dev/}"
+dev="/dev/${dev%% *}"
+
+if [ ! -c "$dev" ]; then
+  error "Device $dev not found!"
+  finish 34
+fi
+
+cat "$dev" 2>/dev/null & wait $! || true
 
 sleep 1
 finish 0

src/power.sh

@@ -61,10 +61,14 @@ _graceful_shutdown() {
   local code=$?
   local pid cnt response
 
-  [ -f "$QEMU_COUNT" ] && return
-  echo 0 > "$QEMU_COUNT"
-
   set +e
+
+  if [ -f "$QEMU_COUNT" ]; then
+    echo && info "Ignored $1 signal, already shutting down..."
+    return
+  fi
+
+  echo 0 > "$QEMU_COUNT"
   echo && info "Received $1 signal, sending shutdown command..."
 
   if [ ! -f "$QEMU_PID" ]; then