PREFIX ?= /usr/local/bin

ifeq ($(OS),Windows_NT)
UNAME_S := Windows
CXX = cl
CXXFLAGS = -MD -EHsc
OBJEXT = obj
LDFLAGS =
OUTPUTFLAG = -Fo
else
UNAME_S := $(shell uname -s)
CXX ?= g++
CXXFLAGS = -std=c++14 -Wall -Wextra -pedantic -O2  -DDEBUG -DFEATURE # -g -fsanitize=address
OBJEXT = o
LDFLAGS ?= -lSDL2 -lSDL2_image -lSDL2_gfx -lSDL2_ttf -pthread
OUTPUTFLAG = -o
endif

TEST_OBJECTS = test.${OBJEXT}

ifeq ($(UNAME_S),Linux)
TEST_OBJECTS += libsdlpp.so
endif
ifeq ($(UNAME_S),Darwin)
TEST_OBJECTS += libsdlpp.dylib
endif
ifeq ($(UNAME_S),Windows)
TEST_OBJECTS += sdlpp/SDL2/SDL2_framerate.c sdlpp/SDL2/SDL2_gfxPrimitives.c sdlpp/SDL2/SDL2_imageFilter.c sdlpp/SDL2/SDL2_rotozoom.c
SDLLIB = libsdlpp.dll
endif

.PHONY: default
default: test

ifeq ($(UNAME_S),Windows)
test: ${TEST_OBJECTS} ${SDLLIB}
	$(CXX) $(CXXFLAGS) -Fe"$@" ${TEST_OBJECTS} /link sdlpp\SDL2.lib sdlpp\SDL2_ttf.lib sdlpp\SDL2_image.lib libsdlpp.lib

else
test: ${TEST_OBJECTS}
	$(CXX) $(CXXFLAGS) -o $@ $^ ${LDFLAGS} -L $(shell pwd) -lsdlpp
endif

test.${OBJEXT}: test.cpp
	$(CXX) $(CXXFLAGS) -c ${OUTPUTFLAG}$@ $<
libsdlpp.so: sdlpp
	$(MAKE) clean -C sdlpp
	$(MAKE) -C sdlpp
	cp sdlpp/libsdlpp.so .
	ln -sf libsdlpp.so libsdlpp.so.1
libsdlpp.dylib: sdlpp
	$(MAKE) clean -C sdlpp
	$(MAKE) -C sdlpp
	cp sdlpp/libsdlpp.dylib .
libsdlpp.dll: ../sdlpp
	$(MAKE) clean -C sdlpp
	$(MAKE) -C sdlpp
	cp sdlpp/libsdlpp.dll .
	cp sdlpp/libsdlpp.lib .

start:
	LD_LIBRARY_PATH=$$(pwd) ./test

clean:
	rm -Rf *.${OBJEXT} test