diff options
Diffstat (limited to 'usr.bin/tmux/tty.c')
| -rw-r--r-- | usr.bin/tmux/tty.c | 29 |
1 files changed, 27 insertions, 2 deletions
diff --git a/usr.bin/tmux/tty.c b/usr.bin/tmux/tty.c index 63274052d00..253fc10e562 100644 --- a/usr.bin/tmux/tty.c +++ b/usr.bin/tmux/tty.c @@ -1,4 +1,4 @@ -/* $OpenBSD: tty.c,v 1.415 2021/12/31 11:35:49 nicm Exp $ */ +/* $OpenBSD: tty.c,v 1.416 2022/02/15 13:03:02 nicm Exp $ */ /* * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com> @@ -83,6 +83,8 @@ static void tty_check_overlay_range(struct tty *, u_int, u_int, u_int, #define TTY_BLOCK_START(tty) (1 + ((tty)->sx * (tty)->sy) * 8) #define TTY_BLOCK_STOP(tty) (1 + ((tty)->sx * (tty)->sy) / 8) +#define TTY_QUERY_TIMEOUT 5 + void tty_create_log(void) { @@ -307,7 +309,7 @@ tty_start_tty(struct tty *tty) { struct client *c = tty->client; struct termios tio; - struct timeval tv = { .tv_sec = 3 }; + struct timeval tv = { .tv_sec = TTY_QUERY_TIMEOUT }; setblocking(c->fd, 0); event_add(&tty->event_in, NULL); @@ -2917,3 +2919,26 @@ tty_default_attributes(struct tty *tty, const struct grid_cell *defaults, gc.bg = bg; tty_attributes(tty, &gc, defaults, palette); } + +static void +tty_query_timer_callback(__unused int fd, __unused short events, void *data) +{ + struct tty *tty = data; + + tty->flags &= ~TTY_OSC52QUERY; +} + +void +tty_send_osc52_query(struct tty *tty) +{ + struct timeval tv = { .tv_sec = TTY_QUERY_TIMEOUT }; + + if ((~tty->flags & TTY_STARTED) || (tty->flags & TTY_OSC52QUERY)) + return; + tty_putcode_ptr2(tty, TTYC_MS, "", "?"); + tty->flags |= TTY_OSC52QUERY; + + evtimer_set(&tty->query_timer, tty_query_timer_callback, tty); + evtimer_add(&tty->query_timer, &tv); +} + |