From 4fa4a6bab19f145da7e3db3e749a75ef448d4011 Mon Sep 17 00:00:00 2001
From: JP Appel <jeanpierre.appel01@gmail.com>
Date: Tue, 30 Apr 2024 11:28:43 -0400
Subject: fix renderer linkage on mac

---
 README.md | 1 +
 makefile  | 5 ++++-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index a962c12..3dab0a7 100644
--- a/README.md
+++ b/README.md
@@ -69,6 +69,7 @@ Generates a 500x500 julia fractal grid which has a maximum of 30 iterations for
 ## Visualizations
 
 The program `fractal-render` renders `.grid` files into txt, png's, and animated gifs.
+The renderer program requires [LibGD](https://libgd.github.io/) to be installed.
 
 ```
 Usage: fractal-render -i input.grid [-r renderer] [-o output.ext]
diff --git a/makefile b/makefile
index 8a73420..1885041 100644
--- a/makefile
+++ b/makefile
@@ -25,7 +25,10 @@ all: $(addprefix $(BUILD_DIR)/, $(TARGET))
 ##############
 
 $(BUILD_DIR)/fractal-render: $(OBJ_DIR)/grids.o $(OBJ_DIR)/fractal_render.o $(OBJ_DIR)/renderers.o
-	$(CC) $(CFLAGS) $^ -o $@ -lgd
+	$(CC) $(CFLAGS) $^ -o $@ $(shell pkg-config --libs gdlib)
+
+$(OBJ_DIR)/fractal-render.o: $(SRC_DIR)/fractal-render.c
+	$(CC) $(CPPFLAGS) $(CFLAGS) $(shell pkg-config --cflags gdlibs) -c -o $@ $<
 
 $(BUILD_DIR)/serial-fractals:  $(OBJ_DIR)/serial-fractals.o $(OBJ_DIR)/grids.o $(OBJ_DIR)/fractals.o
 	$(CC) $(CFLAGS) $^ -o $@ $(LDFLAGS)
-- 
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