Cancel key table when switching session, unless the key is going to

repeat. Reported by Amos Bird.

cmd-attach-session.c

@@ -98,6 +98,8 @@ cmd_attach_session(struct cmdq_item *item, int dflag, int rflag,
 			environ_update(s->options, c->environ, s->environ);
 
 		c->session = s;
+		if (!item->repeat)
+			server_client_set_key_table(c, NULL);
 		status_timer_start(c);
 		notify_client("client-session-changed", c);
 		session_update_activity(s, NULL);

cmd-new-session.c

@@ -277,6 +277,8 @@ cmd_new_session_exec(struct cmd *self, struct cmdq_item *item)
 		} else if (c->session != NULL)
 			c->last_session = c->session;
 		c->session = s;
+		if (!item->repeat)
+			server_client_set_key_table(c, NULL);
 		status_timer_start(c);
 		notify_client("client-session-changed", c);
 		session_update_activity(s, NULL);

cmd-switch-client.c

@@ -108,6 +108,8 @@ cmd_switch_client_exec(struct cmd *self, struct cmdq_item *item)
 	if (c->session != NULL && c->session != s)
 		c->last_session = c->session;
 	c->session = s;
+	if (!item->repeat)
+		server_client_set_key_table(c, NULL);
 	status_timer_start(c);
 	session_update_activity(s, NULL);
 	gettimeofday(&s->last_attached_time, NULL);

key-bindings.c

@@ -400,8 +400,9 @@ void
 key_bindings_dispatch(struct key_binding *bd, struct client *c,
     struct mouse_event *m, struct cmd_find_state *fs)
 {
-	struct cmd	*cmd;
-	int		 readonly;
+	struct cmd		*cmd;
+	struct cmdq_item	*item;
+	int			 readonly;
 
 	readonly = 1;
 	TAILQ_FOREACH(cmd, &bd->cmdlist->list, qentry) {
@@ -410,6 +411,9 @@ key_bindings_dispatch(struct key_binding *bd, struct client *c,
 	}
 	if (!readonly && (c->flags & CLIENT_READONLY))
 		cmdq_append(c, cmdq_get_callback(key_bindings_read_only, NULL));
-	else
-		cmdq_append(c, cmdq_get_command(bd->cmdlist, fs, m, 0));
+	else {
+		item = cmdq_get_command(bd->cmdlist, fs, m, 0);
+		item->repeat = bd->can_repeat;
+		cmdq_append(c, item);
+	}
 }

tmux.h

@@ -1226,6 +1226,7 @@ struct cmdq_item {
 
 	struct cmd_list		*cmdlist;
 	struct cmd		*cmd;
+	int			 repeat;
 
 	cmdq_cb			 cb;
 	void			*data;