From 9543cf24df4c641deac88cce47c030d7562e3c39 Mon Sep 17 00:00:00 2001
From: Zack Middleton <zack@cloemail.com>
Date: Sun, 24 Oct 2021 04:38:34 -0400
Subject: [PATCH] Fix compiling on older macOS

ranlib errors on older macOS because of arm64 arch in code/libs/macosx/-
libSDL2main.a. Use lipo to extract the library for the specific arch
that is being linked.
---
 Makefile | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/Makefile b/Makefile
index 6a88946f..9e535559 100644
--- a/Makefile
+++ b/Makefile
@@ -525,6 +525,7 @@ ifeq ($(PLATFORM),darwin)
 
       CC=$(MACOSX_ARCH)-apple-darwin$(DARWIN)-cc
       RANLIB=$(MACOSX_ARCH)-apple-darwin$(DARWIN)-ranlib
+      LIPO=$(MACOSX_ARCH)-apple-darwin$(DARWIN)-lipo
 
       ifeq ($(call bin_path, $(CC)),)
         $(error Unable to find osxcross $(CC))
@@ -532,6 +533,10 @@ ifeq ($(PLATFORM),darwin)
     endif
   endif
 
+  ifndef LIPO
+    LIPO=lipo
+  endif
+
   BASE_CFLAGS += -fno-strict-aliasing -fno-common -pipe
 
   ifeq ($(USE_OPENAL),1)
@@ -2275,7 +2280,11 @@ endif
 ifneq ($(strip $(LIBSDLMAIN)),)
 ifneq ($(strip $(LIBSDLMAINSRC)),)
 $(LIBSDLMAIN) : $(LIBSDLMAINSRC)
+ifeq ($(PLATFORM),darwin)
+	$(LIPO) -extract $(MACOSX_ARCH) $< -o $@
+else
 	cp $< $@
+endif
 	$(RANLIB) $@
 endif
 endif