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Merge branch 'obsd-master'

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This commit is contained in:
Thomas Adam
2015-04-25 10:02:46 +00:00
parent 0a88377086 aeedb464a6
commit 56e1132db4
24 changed files with 235 additions and 353 deletions
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93
server.c
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@ -136,10 +136,10 @@ server_start(int lockfd, char *lockfile)
logfile("server");
log_debug("server started, pid %ld", (long) getpid());
ARRAY_INIT(&windows);
RB_INIT(&windows);
RB_INIT(&all_window_panes);
ARRAY_INIT(&clients);
ARRAY_INIT(&dead_clients);
TAILQ_INIT(&clients);
TAILQ_INIT(&dead_clients);
RB_INIT(&sessions);
RB_INIT(&dead_sessions);
TAILQ_INIT(&session_groups);
@ -167,7 +167,7 @@ server_start(int lockfd, char *lockfile)
cfg_cmd_q->emptyfn = cfg_default_done;
cfg_finished = 0;
cfg_references = 1;
cfg_client = ARRAY_FIRST(&clients);
cfg_client = TAILQ_FIRST(&clients);
if (cfg_client != NULL)
cfg_client->references++;
@ -213,16 +213,14 @@ int
server_should_shutdown(void)
{
struct client *c;
u_int i;
if (!options_get_number(&global_options, "exit-unattached")) {
if (!RB_EMPTY(&sessions))
return (0);
}
for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
c = ARRAY_ITEM(&clients, i);
if (c != NULL && c->session != NULL)
TAILQ_FOREACH(c, &clients, entry) {
if (c->session != NULL)
return (0);
}
@ -231,10 +229,8 @@ server_should_shutdown(void)
* clients but don't actually exit until they've gone.
*/
cmd_wait_for_flush();
for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
if (ARRAY_ITEM(&clients, i) != NULL)
return (0);
}
if (!TAILQ_EMPTY(&clients))
return (0);
return (1);
}
@ -243,55 +239,42 @@ server_should_shutdown(void)
void
server_send_shutdown(void)
{
struct client *c;
struct session *s, *next_s;
u_int i;
struct client *c, *c1;
struct session *s, *s1;
cmd_wait_for_flush();
for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
c = ARRAY_ITEM(&clients, i);
if (c != NULL) {
if (c->flags & (CLIENT_BAD|CLIENT_SUSPENDED))
server_client_lost(c);
else
server_write_client(c, MSG_SHUTDOWN, NULL, 0);
c->session = NULL;
}
TAILQ_FOREACH_SAFE(c, &clients, entry, c1) {
if (c->flags & (CLIENT_BAD|CLIENT_SUSPENDED))
server_client_lost(c);
else
server_write_client(c, MSG_SHUTDOWN, NULL, 0);
c->session = NULL;
}
s = RB_MIN(sessions, &sessions);
while (s != NULL) {
next_s = RB_NEXT(sessions, &sessions, s);
RB_FOREACH_SAFE(s, sessions, &sessions, s1)
session_destroy(s);
s = next_s;
}
}
/* Free dead, unreferenced clients and sessions. */
void
server_clean_dead(void)
{
struct session *s, *next_s;
struct client *c;
u_int i;
struct session *s, *s1;
struct client *c, *c1;
s = RB_MIN(sessions, &dead_sessions);
while (s != NULL) {
next_s = RB_NEXT(sessions, &dead_sessions, s);
if (s->references == 0) {
RB_REMOVE(sessions, &dead_sessions, s);
free(s->name);
free(s);
}
s = next_s;
RB_FOREACH_SAFE(s, sessions, &dead_sessions, s1) {
if (s->references != 0)
continue;
RB_REMOVE(sessions, &dead_sessions, s);
free(s->name);
free(s);
}
for (i = 0; i < ARRAY_LENGTH(&dead_clients); i++) {
c = ARRAY_ITEM(&dead_clients, i);
if (c == NULL || c->references != 0)
TAILQ_FOREACH_SAFE(c, &dead_clients, entry, c1) {
if (c->references != 0)
continue;
ARRAY_SET(&dead_clients, i, NULL);
TAILQ_REMOVE(&dead_clients, c, entry);
free(c);
}
}
@ -390,6 +373,7 @@ void
server_signal_callback(int sig, unused short events, unused void *data)
{
int fd;
switch (sig) {
case SIGTERM:
server_shutdown = 1;
@ -438,14 +422,11 @@ server_child_signal(void)
void
server_child_exited(pid_t pid, int status)
{
struct window *w;
struct window *w, *w1;
struct window_pane *wp;
struct job *job;
u_int i;
for (i = 0; i < ARRAY_LENGTH(&windows); i++) {
if ((w = ARRAY_ITEM(&windows, i)) == NULL)
continue;
RB_FOREACH_SAFE(w, windows, &windows, w1) {
TAILQ_FOREACH(wp, &w->panes, entry) {
if (wp->pid == pid) {
wp->status = status;
@ -469,14 +450,11 @@ server_child_stopped(pid_t pid, int status)
{
struct window *w;
struct window_pane *wp;
u_int i;
if (WSTOPSIG(status) == SIGTTIN || WSTOPSIG(status) == SIGTTOU)
return;
for (i = 0; i < ARRAY_LENGTH(&windows); i++) {
if ((w = ARRAY_ITEM(&windows, i)) == NULL)
continue;
RB_FOREACH(w, windows, &windows) {
TAILQ_FOREACH(wp, &w->panes, entry) {
if (wp->pid == pid) {
if (killpg(pid, SIGCONT) != 0)
@ -493,18 +471,13 @@ server_second_callback(unused int fd, unused short events, unused void *arg)
struct window *w;
struct window_pane *wp;
struct timeval tv;
u_int i;
if (options_get_number(&global_s_options, "lock-server"))
server_lock_server();
else
server_lock_sessions();
for (i = 0; i < ARRAY_LENGTH(&windows); i++) {
w = ARRAY_ITEM(&windows, i);
if (w == NULL)
continue;
RB_FOREACH(w, windows, &windows) {
TAILQ_FOREACH(wp, &w->panes, entry) {
if (wp->mode != NULL && wp->mode->timer != NULL)
wp->mode->timer(wp);