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authorJan D <jan.h.d@swipnet.se>2010-07-07 19:39:49 +0200
committerJan D <jan.h.d@swipnet.se>2010-07-07 19:39:49 +0200
commitcb768704a459ab54632daf5bb1a10127a6a5c9f7 (patch)
treef4f9018ea6563a1eee13550f9a8bc89731f0ad25 /src/process.h
parent3a8ce8225692c705bb0dde88acb62bda6e688158 (diff)
If kbd_buffer is becoming full, stop reading until it drains (Bug#6571).
* keyboard.c (input_available_signal): Declare. (kbd_buffer_nr_stored): New function. (kbd_buffer_store_event_hold): If kbd_buffer_nr_stored returns more than KBD_BUFFER_SIZE/2, stop reding input (Bug#6571). (kbd_buffer_get_event): If input is suspended and kbd_buffer_nr_stored returns less than KBD_BUFFER_SIZE/4, resume reding input (Bug#6571). (tty_read_avail_input): If input is on hold, return. Don't read more that free slots in kbd_buffer (Bug#6571). * process.h (hold_keyboard_input, unhold_keyboard_input) (kbd_on_hold_p): Declare. * process.c (kbd_is_on_hold): New variable. (hold_keyboard_input, unhold_keyboard_input, kbd_on_hold_p): New functions. (wait_reading_process_output): If kbd_on_hold_p returns non-zero, select on empty input mask. (init_process): Initialize kbd_is_on_hold to 0.
Diffstat (limited to 'src/process.h')
-rw-r--r--src/process.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/process.h b/src/process.h
index a8cd0a02da..12b91d697b 100644
--- a/src/process.h
+++ b/src/process.h
@@ -170,5 +170,9 @@ extern Lisp_Object Qtime, Qctime;
extern Lisp_Object list_system_processes (void);
extern Lisp_Object system_process_attributes (Lisp_Object);
+extern void hold_keyboard_input (void);
+extern void unhold_keyboard_input (void);
+extern int kbd_on_hold_p (void);
+
/* arch-tag: dffedfc4-d7bc-4b58-a26f-c16155449c72
(do not change this comment) */