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Convert clients list into a TAILQ.

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This commit is contained in:
nicm
2015-04-24 23:17:11 +00:00
parent 583b4ab72b
commit aeedb464a6
15 changed files with 118 additions and 223 deletions
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71
server.c
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@@ -139,8 +139,8 @@ server_start(int lockfd, char *lockfile)
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);
@@ -166,7 +166,7 @@ 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++;
@@ -212,16 +212,14 @@ 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);
}
@@ -230,10 +228,8 @@ 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);
}
@@ -242,55 +238,42 @@ 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);
}
}