From aeedb464a6ee038289ddcfefae437928ab020cb1 Mon Sep 17 00:00:00 2001
From: nicm <nicm>
Date: Fri, 24 Apr 2015 23:17:11 +0000
Subject: Convert clients list into a TAILQ.

---
 server-client.c | 45 ++++++++-------------------------------------
 1 file changed, 8 insertions(+), 37 deletions(-)

(limited to 'server-client.c')

diff --git a/server-client.c b/server-client.c
index e2f65e71..a0f81b73 100644
--- a/server-client.c
+++ b/server-client.c
@@ -60,7 +60,6 @@ void
 server_client_create(int fd)
 {
 	struct client	*c;
-	u_int		 i;
 
 	setblocking(fd, 0);
 
@@ -108,13 +107,7 @@ server_client_create(int fd)
 
 	evtimer_set(&c->repeat_timer, server_client_repeat_timer, c);
 
-	for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
-		if (ARRAY_ITEM(&clients, i) == NULL) {
-			ARRAY_SET(&clients, i, c);
-			return;
-		}
-	}
-	ARRAY_ADD(&clients, c);
+	TAILQ_INSERT_TAIL(&clients, c, entry);
 	log_debug("new client %d", fd);
 }
 
@@ -148,10 +141,7 @@ server_client_lost(struct client *c)
 	struct message_entry	*msg;
 	u_int			 i;
 
-	for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
-		if (ARRAY_ITEM(&clients, i) == c)
-			ARRAY_SET(&clients, i, NULL);
-	}
+	TAILQ_REMOVE(&clients, c, entry);
 	log_debug("lost client %d", c->ibuf.fd);
 
 	/*
@@ -205,14 +195,7 @@ server_client_lost(struct client *c)
 	if (event_initialized(&c->event))
 		event_del(&c->event);
 
-	for (i = 0; i < ARRAY_LENGTH(&dead_clients); i++) {
-		if (ARRAY_ITEM(&dead_clients, i) == NULL) {
-			ARRAY_SET(&dead_clients, i, c);
-			break;
-		}
-	}
-	if (i == ARRAY_LENGTH(&dead_clients))
-		ARRAY_ADD(&dead_clients, c);
+	TAILQ_INSERT_TAIL(&dead_clients, c, entry);
 	c->flags |= CLIENT_DEAD;
 
 	server_add_accept(0); /* may be more file descriptors now */
@@ -263,16 +246,14 @@ server_client_status_timer(void)
 	struct client	*c;
 	struct session	*s;
 	struct timeval	 tv;
-	u_int		 i;
 	int		 interval;
 	time_t		 difference;
 
 	if (gettimeofday(&tv, NULL) != 0)
 		fatal("gettimeofday failed");
 
-	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)
 			continue;
 		if (c->message_string != NULL || c->prompt_string != NULL) {
 			/*
@@ -702,13 +683,8 @@ server_client_loop(void)
 	struct client		*c;
 	struct window		*w;
 	struct window_pane	*wp;
-	u_int		 	 i;
-
-	for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
-		c = ARRAY_ITEM(&clients, i);
-		if (c == NULL)
-			continue;
 
+	TAILQ_FOREACH(c, &clients, entry) {
 		server_client_check_exit(c);
 		if (c->session != NULL) {
 			server_client_check_redraw(c);
@@ -755,7 +731,6 @@ server_client_check_resize(struct window_pane *wp)
 void
 server_client_check_focus(struct window_pane *wp)
 {
-	u_int		 i;
 	struct client	*c;
 	int		 push;
 
@@ -783,12 +758,8 @@ server_client_check_focus(struct window_pane *wp)
 	 * If our window is the current window in any focused clients with an
 	 * attached session, we're focused.
 	 */
-	for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
-		c = ARRAY_ITEM(&clients, i);
-		if (c == NULL || c->session == NULL)
-			continue;
-
-		if (!(c->flags & CLIENT_FOCUSED))
+	TAILQ_FOREACH(c, &clients, entry) {
+		if (c->session == NULL || !(c->flags & CLIENT_FOCUSED))
 			continue;
 		if (c->session->flags & SESSION_UNATTACHED)
 			continue;
-- 
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