From 1e98fc325dafc6dd464f5c1482e4ba99e5f3b553 Mon Sep 17 00:00:00 2001
From: Stephen Gowen <dev.sgowen@gmail.com>
Date: Tue, 19 Jan 2021 11:31:15 -0600
Subject: [PATCH] Cocoa: Fix macro redefinition warning

This avoids generating a macro redefinition warning when the
GL_SILENCE_DEPRECATION macro has been defined for the whole of a larger
project.

Closes #1840.

(cherry picked from commit 1d88a2e3d6d501112a741626d91abd025bd75d16)
---
 src/cocoa_platform.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/cocoa_platform.h b/src/cocoa_platform.h
index 05c23b70..405abf9f 100644
--- a/src/cocoa_platform.h
+++ b/src/cocoa_platform.h
@@ -31,7 +31,9 @@
 
 // NOTE: All of NSGL was deprecated in the 10.14 SDK
 //       This disables the pointless warnings for every symbol we use
+#ifndef GL_SILENCE_DEPRECATION
 #define GL_SILENCE_DEPRECATION
+#endif
 
 #if defined(__OBJC__)
 #import <Cocoa/Cocoa.h>