From ca655b9db689ee0e655248b1a9f166b8db6cc984 Mon Sep 17 00:00:00 2001
From: Alexander Pickering <alex@cogarr.net>
Date: Fri, 15 Feb 2019 11:21:40 -0500
Subject: Fix bug #868

Define a InterlockedAddNoFence64() function using gcc's atomics on
mingw(32|64)
(https://gcc.gnu.org/onlinedocs/gcc/_005f_005fatomic-Builtins.html)
---
 src/platform/windows/win_thread.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src')

diff --git a/src/platform/windows/win_thread.c b/src/platform/windows/win_thread.c
index 3ba143bf..f9037f7d 100644
--- a/src/platform/windows/win_thread.c
+++ b/src/platform/windows/win_thread.c
@@ -14,6 +14,11 @@
 
 #ifdef NNG_PLATFORM_WINDOWS
 
+//mingw does not define InterlockedAddNoFence64, use the mingw equivelent
+#ifdef __MINGW32__ || __MINGW64__
+#define InterlockedAddNoFence64(a,b) __atomic_add_fetch(a,b,__ATOMIC_RELAXED)
+#endif
+
 #include <stdlib.h>
 
 void *
-- 
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