(wait_reading_process_input): Don't call prepare_menu_bars.

Clear waiting_for_input around calling redisplay_preserve_echo_area.

diff --git a/src/process.c b/src/process.c
index f02e6a2..b9c22c0 100644 (file)
--- a/src/process.c
+++ b/src/process.c
@@ -1947,11 +1947,6 @@ wait_reading_process_input (time_limit, microsecs, read_kbd, do_display)
       EMACS_ADD_TIME (end_time, end_time, timeout);
     }
 
-  /* It would not be safe to call this below,
-     where we call redisplay_preserve_echo_area.  */
-  if (do_display && frame_garbaged)
-    prepare_menu_bars ();
-
   while (1)
     {
       /* If calling from keyboard input, do not quit
@@ -2035,7 +2030,12 @@ wait_reading_process_input (time_limit, microsecs, read_kbd, do_display)
         and indicates that a frame is trashed, the select may block
         displaying a trashed screen.  */
       if (frame_garbaged && do_display)
-       redisplay_preserve_echo_area ();
+       {
+         clear_waiting_for_input ();
+         redisplay_preserve_echo_area ();
+         if (XINT (read_kbd) < 0)
+           set_waiting_for_input ();
+       }
 
       if (XINT (read_kbd) && detect_input_pending ())
        {