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| author | Richard M. Stallman <rms@gnu.org> | 2002-09-29 17:47:50 +0000 |
|---|---|---|
| committer | Richard M. Stallman <rms@gnu.org> | 2002-09-29 17:47:50 +0000 |
| commit | cf5e722b4daa2a06c7f10e83b7ddb456aa5a8db7 (patch) | |
| tree | c154554839c35335c0b23b361900845578b2ab42 | |
| parent | df3dcd96b01da6b86a61af7897bd47e8eeda241a (diff) | |
| download | emacs-cf5e722b4daa2a06c7f10e83b7ddb456aa5a8db7.tar.gz | |
(STOP_POLLING, RESUME_POLLING): New macros.
(redisplay_internal): Use them. Do RESUME_POLLING at end of function.
| -rw-r--r-- | src/xdisp.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/src/xdisp.c b/src/xdisp.c index 197a4189d3d..5079daa30e0 100644 --- a/src/xdisp.c +++ b/src/xdisp.c @@ -8365,6 +8365,14 @@ reconsider_clip_changes (w, b) } } + +#define STOP_POLLING \ +do { if (! polling_stopped_here) stop_polling (); \ + polling_stopped_here = 1; } while (0) + +#define RESUME_POLLING \ +do { if (polling_stopped_here) start_polling (); \ + polling_stopped_here = 0; } while (0) /* If PRESERVE_ECHO_AREA is nonzero, it means this redisplay is not in response to any user action; therefore, we should preserve the echo @@ -8384,6 +8392,7 @@ redisplay_internal (preserve_echo_area) int number_of_visible_frames; int count; struct frame *sf = SELECTED_FRAME (); + int polling_stopped_here = 0; /* Non-zero means redisplay has to consider all windows on all frames. Zero means, only selected_window is considered. */ @@ -8859,7 +8868,7 @@ redisplay_internal (preserve_echo_area) error. */ if (interrupt_input) unrequest_sigio (); - stop_polling (); + STOP_POLLING; /* Update the display. */ set_window_update_flags (XWINDOW (f->root_window), 1); @@ -8910,7 +8919,7 @@ redisplay_internal (preserve_echo_area) which can cause an apparent I/O error. */ if (interrupt_input) unrequest_sigio (); - stop_polling (); + STOP_POLLING; if (FRAME_VISIBLE_P (sf) && !FRAME_OBSCURED_P (sf)) { @@ -8985,7 +8994,7 @@ redisplay_internal (preserve_echo_area) But it is much hairier to try to do anything about that. */ if (interrupt_input) request_sigio (); - start_polling (); + RESUME_POLLING; /* If a frame has become visible which was not before, redisplay again, so that we display it. Expose events for such a frame @@ -9027,6 +9036,7 @@ redisplay_internal (preserve_echo_area) end_of_redisplay:; unbind_to (count, Qnil); + RESUME_POLLING; } |