From 4ae029c3a167dfb3d768e817926ea7e6af0d75af Mon Sep 17 00:00:00 2001
From: Renyaow <renyaow@user.github.invalid.com>
Date: Wed, 5 Apr 2017 01:55:38 +0800
Subject: [PATCH] windows: _snprintf_s

  https://github.com/warmcat/libwebsockets/issues/859
---
 lib/libwebsockets.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/libwebsockets.h b/lib/libwebsockets.h
index 8be0054a..ed716e89 100644
--- a/lib/libwebsockets.h
+++ b/lib/libwebsockets.h
@@ -93,6 +93,10 @@ struct sockaddr_in;
 #define __func__ __FUNCTION__
 #endif
 
+#if !defined(__MINGW32__) &&(!defined(_MSC_VER) || _MSC_VER < 1900) && !defined(snprintf)
+#define snprintf(buf,len, format,...) _snprintf_s(buf, len,len, format, __VA_ARGS__)
+#endif
+
 #else /* NOT WIN32 */
 #include <unistd.h>