CC=gcc
CXX=g++
AR=ar
CFLAGS=-Wall -Wextra
LD_FLAGS=
TARGET=libcarbon.so
MODE=DEBUG

BASE_PATH=./src/main/org/neoflock/NeoNucleus
JAVA_HOME=/usr/lib/jvm/java-25-openjdk/
BASE_NPATH=./src/native
JAVA_SRCS = $(wildcard ./src/main/org/neoflock/NeoNucleus/*.java)
JAVA_CLASSES = $(wildcard ./src/main/org/neoflock/NeoNucleus/*.class)
TLA_PATH=./src/tla-static

NN_PATH=NeoNucleus/src
NN_FLAGS=-std=gnu11 -O2 -fPIC -I$(TLA_PATH)/foreign/lua54
NN_SRC=$(NN_PATH)/neonucleus.c $(NN_PATH)/ncomplib.c $(NN_PATH)/luaarch.c
NN_OBJS=neonucleus.o ncomplib.o luaarch.o

CPP_SRCS = $(wildcard ${BASE_NPATH}/*.cpp)
OBJS = $(CPP_SRCS:.cpp=.o)
NATIVE_NAME=main

all: java $(TARGET)

src/native/libneonucleus.a: $(NN_SRC)
	$(CC) -c $(NN_SRC) $(NN_FLAGS)
	$(AR) rcs src/native/libneonucleus.a $(NN_OBJS)

$(TARGET): $(OBJS) src/native/libneonucleus.a
	$(CXX) -shared -o ${BASE_NPATH}/$(TARGET) \
	 $(OBJS) src/native/libneonucleus.a $(TLA_PATH)/foreign/lua54/liblua.a -lc $(LD_FLAGS)

%.o: %.cpp
	$(CXX) -c -fPIC -I${JAVA_HOME}/include -I${JAVA_HOME}/include/linux $(CFLAGS) -DMODE=$(MODE) \
	 $< -o $@

java: ${JAVA_CLASSES}
	javac -h ./src/native/ ${JAVA_SRCS}

run: all
	cd src/main && java -cp . -Djava.library.path=${PWD}/${BASE_NPATH} -Xcheck:jni org.neoflock.NeoNucleus.NativeBindings

clean:
	rm nn.o
	rm ${JAVA_CLASSES}
	rm $(OBJS) $(BASE_NPATH)/$(TARGET)

.PHONY: all clean