static void lxsession_stop(LXSession *s)
{
if(s->greeter)
{
ui_drop();
s->greeter=FALSE;
}
if(s->child>0)
{
lxcom_del_child_watch(s->child);
killpg(s->child, SIGHUP);
stop_pid(s->child);
s->child = -1;
}
if( s->server > 0 )
{
xconn_clean(s->dpy);
}
lxdm_auth_session_end(&s->auth);
#if HAVE_LIBCK_CONNECTOR
if( s->ckc != NULL )
{
DBusError error;
dbus_error_init(&error);
ck_connector_close_session(s->ckc, &error);
if(dbus_error_is_set(&error))
{
dbus_error_free(&error);
}
ck_connector_unref(s->ckc);
s->ckc=NULL;
}
#endif
s->idle=TRUE;
}
void ui_drop(void)
{
/* if greeter, do quit */
if( greeter > 0 )
{
lxcom_del_child_watch(greeter);
xwrite(greeter_pipe[0], "exit\n", 5);
g_source_remove(io_id);
io_id = 0;
g_io_channel_unref(greeter_io);
greeter_io = NULL;
close(greeter_pipe[1]);
close(greeter_pipe[0]);
waitpid(greeter, 0, 0) ;
greeter=-1;
user=-1;
}
if(io_id>0)
{
g_source_remove(io_id);
io_id = 0;
g_io_channel_unref(greeter_io);
greeter_io = NULL;
close(greeter_pipe[1]);
close(greeter_pipe[0]);
}
}
void stop_pid(int pid)
{
if( pid <= 0 ) return;
lxcom_del_child_watch(pid);
if( killpg(pid, SIGTERM) < 0 )
killpg(pid, SIGKILL);
if( kill(pid, 0) == 0 )
{
if( kill(pid, SIGTERM) )
kill(pid, SIGKILL);
}
while( 1 )
{
int wpid, status;
wpid = waitpid(pid,&status,0);
if(pid == wpid)
break;
if(wpid<0 && errno!=EINTR)
break;
}
while( waitpid(-1, 0, WNOHANG) > 0 ) ;
}
