ifeq ($(shell uname),Darwin)
  LDLIBS = -L/usr/local/lib -lSDL -lSDLmain -framework Cocoa
else
  LDLIBS = -L/usr/local/lib -lSDL
endif

CFLAGS = -I/usr/local/include -Wall -Wno-unused -Werror -g -O
OBJS = main.o SDL_prims.o

main : $(OBJS)
	gcc $(OBJS) $(LDLIBS) -o $@

circle : circle.c SDL_prims.o
	gcc -ggdb3 -Wall -ansi -pedantic circle.c SDL_prims.o $(LDLIBS) -o $@

clean : .FORCE
	rm -f *~ *.o main *.exe circle

.FORCE :