From f8b3a1c6584a76cd3e3f2721c5fb3a54bbf3a4f6 Mon Sep 17 00:00:00 2001
From: Andrea Jemmett <1787979+acidghost@users.noreply.github.com>
Date: Wed, 16 Mar 2022 14:41:12 +0100
Subject: [PATCH] Fix finding libpng in gbagfx and rsfont

On macOS 12, Homebrew installs libpng in a custom location.
---
 tools/gbagfx/Makefile | 2 ++
 tools/rsfont/Makefile | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/tools/gbagfx/Makefile b/tools/gbagfx/Makefile
index b4244aa8d..8728fa8d0 100644
--- a/tools/gbagfx/Makefile
+++ b/tools/gbagfx/Makefile
@@ -1,8 +1,10 @@
 CC = gcc
 
 CFLAGS = -Wall -Wextra -Werror -Wno-sign-compare -std=c11 -O2 -DPNG_SKIP_SETJMP_CHECK
+CFLAGS += $(shell pkg-config --cflags libpng)
 
 LIBS = -lpng -lz
+LDFLAGS += $(shell pkg-config --libs-only-L libpng)
 
 SRCS = main.c convert_png.c gfx.c jasc_pal.c lz.c rl.c util.c font.c huff.c
 
diff --git a/tools/rsfont/Makefile b/tools/rsfont/Makefile
index 0bc88a42b..92e44b545 100644
--- a/tools/rsfont/Makefile
+++ b/tools/rsfont/Makefile
@@ -1,8 +1,10 @@
 CC ?= gcc
 
 CFLAGS = -Wall -Wextra -Werror -std=c11 -O2 -DPNG_SKIP_SETJMP_CHECK
+CFLAGS += $(shell pkg-config --cflags libpng)
 
 LIBS = -lpng -lz
+LDFLAGS += $(shell pkg-config --libs-only-L libpng)
 
 SRCS = main.c convert_png.c util.c font.c