added working clang script for mac

README.md

@@ -22,9 +22,8 @@ Inspired by Noita, this is a simple "falling sand" simulation to demonstrate the
     - The executable will be placed in `bin\`
     - run `bin\SandSim.exe`
   - **mac**:
-    - You'll need gcc
     - From the terminal, `cd`into the root directory for this project.
-    - run `bash ./proc/osx/gcc.sh`
+    - run `bash ./proc/osx/clang.sh`
     - The exectuable will be placed in `bin/`
     - run `./bin/SandSim`
   - **linux**: 

proc/osx/clang.sh

@@ -0,0 +1,40 @@
+#!bin/sh
+
+rm -rf bin
+mkdir bin
+cd bin
+
+proj_root_dir=$(pwd)/../
+
+flags=(
+	-std=c99 -ObjC
+)
+
+# Include directories
+inc=(
+	-I ../third_party/include/
+	-I ../include/				
+)
+
+# Source files
+src=(
+	../source/main.c
+	../source/render_passes/*.c
+)
+
+fworks=(
+	-framework OpenGL
+	-framework CoreFoundation 
+	-framework CoreVideo 
+	-framework IOKit 
+	-framework Cocoa 
+	-framework Carbon
+
+)
+
+clang -O3 ${fworks[*]} ${inc[*]} ${src[*]} ${flags[*]} -o SandSim
+
+cd ..
+
+
+