From: nicm <nicm@openbsd.org>
Date: Mon, 29 May 2017 20:37:30 +0000 (+0000)
Subject: Function to count clients.
X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=9a34dfc50f957925f74f9b2a14b5dfe3d7eac1df;p=openbsd

Function to count clients.
---

diff --git a/usr.bin/tmux/server-client.c b/usr.bin/tmux/server-client.c
index 9e409bafad3..81218e893dd 100644
--- a/usr.bin/tmux/server-client.c
+++ b/usr.bin/tmux/server-client.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: server-client.c,v 1.232 2017/05/16 12:57:26 nicm Exp $ */
+/* $OpenBSD: server-client.c,v 1.233 2017/05/29 20:37:30 nicm Exp $ */
 
 /*
  * Copyright (c) 2009 Nicholas Marriott <nicholas.marriott@gmail.com>
@@ -49,6 +49,21 @@ static void	server_client_dispatch_command(struct client *, struct imsg *);
 static void	server_client_dispatch_identify(struct client *, struct imsg *);
 static void	server_client_dispatch_shell(struct client *);
 
+/* Number of attached clients. */
+u_int
+server_client_how_many(void)
+{
+	struct client  	*c;
+	u_int		 n;
+
+	n = 0;
+	TAILQ_FOREACH(c, &clients, entry) {
+		if (c->session != NULL && (~c->flags & CLIENT_DETACHING))
+			n++;
+	}
+	return (n);
+}
+
 /* Identify mode callback. */
 static void
 server_client_callback_identify(__unused int fd, __unused short events,
diff --git a/usr.bin/tmux/tmux.h b/usr.bin/tmux/tmux.h
index 2cc405588bf..7316d3f6711 100644
--- a/usr.bin/tmux/tmux.h
+++ b/usr.bin/tmux/tmux.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: tmux.h,v 1.771 2017/05/29 18:06:34 nicm Exp $ */
+/* $OpenBSD: tmux.h,v 1.772 2017/05/29 20:37:30 nicm Exp $ */
 
 /*
  * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
@@ -1836,6 +1836,7 @@ void	 server_update_socket(void);
 void	 server_add_accept(int);
 
 /* server-client.c */
+u_int	 server_client_how_many(void);
 void	 server_client_set_identify(struct client *);
 void	 server_client_clear_identify(struct client *, struct window_pane *);
 void	 server_client_set_key_table(struct client *, const char *);