master b5cd9343ae: Fix infinite looping around Haiku menus

[Po Lu]

branch: master
commit b5cd9343aea2d7939209c35eef3247946df24dfa
Author: Po Lu <luangruo@yahoo.com>
Commit: Po Lu <luangruo@yahoo.com>

    Fix infinite looping around Haiku menus
    
    * src/haikumenu.c (haiku_menu_show): Block SIGIO around menu
    event loop.
    * src/haikuterm.c (haiku_read_socket): Flush tooltip frames
    after resize.
---
 src/haikumenu.c | 2 ++
 src/haikuterm.c | 6 ++++++
 2 files changed, 8 insertions(+)

diff --git a/src/haikumenu.c b/src/haikumenu.c
index 5729bed4a9..3f68eadfd9 100644
--- a/src/haikumenu.c
+++ b/src/haikumenu.c
@@ -422,11 +422,13 @@ haiku_menu_show (struct frame *f, int x, int y, int 
menuflags,
   BView_convert_to_screen (view, &x, &y);
   unblock_input ();
 
+  unrequest_sigio ();
   popup_activated_p++;
   menu_item_selection = BMenu_run (menu, x, y,  haiku_menu_show_help,
                                   block_input, unblock_input,
                                   haiku_process_pending_signals_for_menu, 
NULL);
   popup_activated_p--;
+  request_sigio ();
 
   FRAME_DISPLAY_INFO (f)->grabbed = 0;
 
diff --git a/src/haikuterm.c b/src/haikuterm.c
index 9f8aceae64..d7247c99e0 100644
--- a/src/haikuterm.c
+++ b/src/haikuterm.c
@@ -3202,6 +3202,11 @@ haiku_read_socket (struct terminal *terminal, struct 
input_event *hold_quit)
                FRAME_PIXEL_HEIGHT (f) = height;
 
                haiku_clear_under_internal_border (f);
+
+               /* Flush the frame and flip buffers here.  It is
+                  necessary for tooltips displayed inside menus, as
+                  redisplay cannot happen.  */
+               haiku_flush (f);
                continue;
              }
 
@@ -4438,6 +4443,7 @@ haiku_clear_under_internal_border (struct frame *f)
            : INTERNAL_BORDER_FACE_ID));
       struct face *face = FACE_FROM_ID_OR_NULL (f, face_id);
       void *view = FRAME_HAIKU_VIEW (f);
+
       block_input ();
       BView_draw_lock (view, true, 0, 0, FRAME_PIXEL_WIDTH (f),
                       FRAME_PIXEL_HEIGHT (f));