Sync OpenBSD patchset 698:

Catch SIGHUP and terminate if running as a client. This prevents clients
from being left hanging around when, for example, a SSH session is
disconnected.

ok nicm@
This commit is contained in:
Tiago Cunha 2010-05-14 14:35:26 +00:00
parent 9900e28ba8
commit 6694a01861
2 changed files with 11 additions and 6 deletions

View File

@ -1,4 +1,4 @@
/* $Id: client.c,v 1.91 2010-05-14 14:30:00 tcunha Exp $ */
/* $Id: client.c,v 1.92 2010-05-14 14:35:26 tcunha Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@ -210,6 +210,11 @@ client_signal(int sig, unused short events, unused void *data)
struct sigaction sigact;
switch (sig) {
case SIGHUP:
client_exitmsg = "lost tty";
client_exitval = 1;
client_write_server(MSG_EXITING, NULL, 0);
break;
case SIGTERM:
client_exitmsg = "terminated";
client_exitval = 1;

View File

@ -1,4 +1,4 @@
/* $Id: signal.c,v 1.1 2010-05-14 14:30:01 tcunha Exp $ */
/* $Id: signal.c,v 1.2 2010-05-14 14:35:26 tcunha Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@ -22,6 +22,7 @@
#include "tmux.h"
struct event ev_sighup;
struct event ev_sigchld;
struct event ev_sigcont;
struct event ev_sigterm;
@ -45,9 +46,9 @@ set_signals(void(*handler)(int, short, unused void *))
fatal("sigaction failed");
if (sigaction(SIGTSTP, &sigact, NULL) != 0)
fatal("sigaction failed");
if (sigaction(SIGHUP, &sigact, NULL) != 0)
fatal("sigaction failed");
signal_set(&ev_sighup, SIGHUP, handler, NULL);
signal_add(&ev_sighup, NULL);
signal_set(&ev_sigchld, SIGCHLD, handler, NULL);
signal_add(&ev_sigchld, NULL);
signal_set(&ev_sigcont, SIGCONT, handler, NULL);
@ -77,9 +78,8 @@ clear_signals(void)
fatal("sigaction failed");
if (sigaction(SIGTSTP, &sigact, NULL) != 0)
fatal("sigaction failed");
if (sigaction(SIGHUP, &sigact, NULL) != 0)
fatal("sigaction failed");
event_del(&ev_sighup);
event_del(&ev_sigchld);
event_del(&ev_sigcont);
event_del(&ev_sigterm);