OUTPUT_DIR    = build

ifeq ($(SIM),)
# Compile for terminal
all: mtrfid mtserver mtkeys mtaio
else
# Compile just simulator
all: mtaio
endif

mtrfid_SRCS   = signal_exit.c mt_rfid.c
mtrfid_LIBS   = -lev -luFCoder-armhf
mtrfid_DEFS   = -DHAVE_RFID=1

mtserver_SRCS = signal_exit.c mt_server.c
mtserver_LIBS = -lev -lwebsockets

mtkeys_SRCS   = signal_exit.c mt_keys.c
mtkeys_LIBS   = -lev

mtaio_SRCS    = signal_exit.c mt_keys.c mt_server.c mt_aio.c mt_blank.c
mtaio_LIBS    = -lev -lwebsockets
mtaio_DEFS    = -DNO_MAIN -DHAVE_RFID=$(if $(HAVE_RFID),1,0)

ifeq ($(SIM),)
mtaio_SRCS += mt_rfid.c
mtaio_LIBS += -luFCoder-armhf
else
mtaio_SRCS += mt_sim.c
mtaio_DEFS += -DSIM=1 -Ilibwebsockets/include -Llibwebsockets/lib -g
mtaio_LIBS += -lz $(shell pkg-config --libs openssl)

libwebsockets/CMakeLists.txt:
	git submodule update --init libwebsockets

libwebsockets/CMakeCache.txt: libwebsockets/CMakeLists.txt
	cd libwebsockets && cmake -DLWS_WITH_LIBEV=ON -DLWS_WITH_SHARED=OFF -DLWS_WITHOUT_TESTAPPS=ON .

libwebsockets/lib/libwebsockets.a: libwebsockets/CMakeCache.txt
	cd libwebsockets && cmake --build .

mt_server.c: libwebsockets/lib/libwebsockets.a
endif

.PHONY: clean

clean:
	rm -rf $(OUTPUT_DIR)

.SECONDEXPANSION:
mtserver mtkeys mtaio mtrfid: $$($$@_SRCS)
	mkdir -p $(OUTPUT_DIR)
	$(CC) $(CFLAGS) $($@_DEFS) -o $(OUTPUT_DIR)/$@ $^ $($@_LIBS)