From d8a86a54d51b2393b6ef381b017d5261995bcaa6 Mon Sep 17 00:00:00 2001
From: Dmitry Podgorny <pasis.ua@gmail.com>
Date: Wed, 5 Jul 2017 20:36:34 +0300
Subject: [PATCH] event: set socket to wfds when sending queue is not empty

Don't sleep in select(2) when system is ready to send data.
---
 src/event.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/event.c b/src/event.c
index ede7932..068e432 100644
--- a/src/event.c
+++ b/src/event.c
@@ -187,6 +187,8 @@ void xmpp_run_once(xmpp_ctx_t *ctx, const unsigned long timeout)
             break;
         case XMPP_STATE_CONNECTED:
             FD_SET(conn->sock, &rfds);
+            if (conn->send_queue_len > 0)
+                FD_SET(conn->sock, &wfds);
             break;
         case XMPP_STATE_DISCONNECTED:
             /* do nothing */