CPPFLAGS=$(shell pkg-config sdl2 glew --cflags) $(EXTRA_CPPFLAGS) LDLIBS=$(shell pkg-config sdl2 glew --libs) $(EXTRA_LDLIBS) EXTRA_LDLIBS?=-lGL -lm EXTRA_CPPFLAGS?=-Wall -g all: select select: select.o ../common-sdl2/shader_utils.o $(CXX) -o $@ $^ $(LDLIBS) clean: rm -f *.o select .PHONY: all clean