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Change the way backoff works. Instead of stopping reading from the pty

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when the client tty backs up too much, just stop updating the tty and
only update the internal screen. Then when the tty recovers, force a
redraw.

This prevents a dodgy client from causing other clients to go into
backoff while still allowing tmux to be responsive (locally) when seeing
lots of output.
This commit is contained in:
Nicholas Marriott
2010-08-11 07:34:43 +00:00
parent 933dc48de3
commit 8363e31953
4 changed files with 56 additions and 39 deletions
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7
tmux.h
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@ -59,8 +59,8 @@ extern char **environ;
/* Automatic name refresh interval, in milliseconds. */
#define NAME_INTERVAL 500
/* Maximum data to buffer for output before suspending reading from panes. */
#define BACKOFF_THRESHOLD 1024
/* Maximum data to buffer for output before suspending writing to a tty. */
#define BACKOFF_THRESHOLD 16384
/*
* Maximum sizes of strings in message data. Don't forget to bump
@ -1017,6 +1017,7 @@ struct tty {
#define TTY_UTF8 0x8
#define TTY_STARTED 0x10
#define TTY_OPENED 0x20
#define TTY_BACKOFF 0x40
int flags;
int term_flags;
@ -1126,6 +1127,8 @@ struct client {
#define CLIENT_DEAD 0x200
#define CLIENT_BORDERS 0x400
#define CLIENT_READONLY 0x800
#define CLIENT_BACKOFF 0x1000
#define CLIENT_REDRAWWINDOW 0x2000
int flags;
struct event identify_timer;