From 7f830195d6d6613c52983ccb813edcaf097c12d5 Mon Sep 17 00:00:00 2001
From: Andy Green <andy@warmcat.com>
Date: Fri, 9 Mar 2018 08:38:48 +0800
Subject: [PATCH] docs: add note on lws_http_client_http_response about when to
 call it

https://github.com/warmcat/libwebsockets/issues/1202
---
 lib/libwebsockets.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/libwebsockets.h b/lib/libwebsockets.h
index b62660d6..96e1c900 100644
--- a/lib/libwebsockets.h
+++ b/lib/libwebsockets.h
@@ -3445,6 +3445,10 @@ lws_http_client_read(struct lws *wsi, char **buf, int *len);
  * \param wsi: client connection
  *
  * Returns the last server response code, eg, 200 for client http connections.
+ *
+ * You should capture this during the LWS_CALLBACK_ESTABLISHED_CLIENT_HTTP
+ * callback, because after that the memory reserved for storing the related
+ * headers is freed and this value is lost.
  */
 LWS_VISIBLE LWS_EXTERN unsigned int
 lws_http_client_http_response(struct lws *wsi);