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authorNicholas Marriott <nicm@openbsd.org>2012-03-20 11:01:00 +0000
committerNicholas Marriott <nicm@openbsd.org>2012-03-20 11:01:00 +0000
commitf59971276ac02d8b42ef222509673ff356800f56 (patch)
tree8454dbd9bed36b33f8867a15c86725b29024adbd /options-table.c
parentbf9e7a1c688eaa48dc2c0900ccd12a06e35c3ae4 (diff)
Add a simple form of output rate limiting by counting the number of
certain C0 sequences (linefeeds, backspaces, carriage returns) and if it exceeds a threshold (current default 50/millisecond), start to redraw the pane every 100 milliseconds instead of making each change as it comes. Two configuration options - c0-change-trigger and c0-change-interval. This makes tmux much more responsive under very fast output (for example yes(1) or accidentally cat'ing a large file) but may not be perfect on all terminals and connections - feedback very welcome, particularly where this change has a negative rather than positive effect (making it off by default is a possibility). After much experimentation based originally on a request Robin Lee Powell (which ended with a completely different solution), this idea from discussion with Ailin Nemui.
Diffstat (limited to 'options-table.c')
-rw-r--r--options-table.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/options-table.c b/options-table.c
index fa71f399..9bbcc5d7 100644
--- a/options-table.c
+++ b/options-table.c
@@ -465,6 +465,21 @@ const struct options_table_entry window_options_table[] = {
.default_num = 1
},
+
+ { .name = "c0-change-trigger",
+ .type = OPTIONS_TABLE_NUMBER,
+ .default_num = 50,
+ .minimum = 0,
+ .maximum = USHRT_MAX
+ },
+
+ { .name = "c0-change-interval",
+ .type = OPTIONS_TABLE_NUMBER,
+ .default_num = 100,
+ .minimum = 1,
+ .maximum = USHRT_MAX
+ },
+
{ .name = "clock-mode-colour",
.type = OPTIONS_TABLE_COLOUR,
.default_num = 4