CC = gcc
CFLAGS = -Wall -Wextra -std=c99 -Isrc
LIBS = -lm
LIBS_STATIC = -static -lm
ARCH = $(shell uname -m)
TARGET = build/otp-$(ARCH)
SOURCES = $(wildcard src/*.c)
OBJS = $(SOURCES:.c=.o)

# Default build target
$(TARGET): $(OBJS)
	@mkdir -p build
	$(CC) $(CFLAGS) -o $(TARGET) $(OBJS) $(LIBS)
	@rm -f $(OBJS)

# Static linking target
static: $(OBJS)
	@mkdir -p build
	$(CC) $(CFLAGS) -o $(TARGET) $(OBJS) $(LIBS_STATIC)
	@rm -f $(OBJS)

%.o: %.c
	$(CC) $(CFLAGS) -c $< -o $@

clean:
	rm -f $(OBJS) src/*.o build/otp-* *.pad *.state

install:
	sudo cp $(TARGET) /usr/local/bin/otp

uninstall:
	sudo rm -f /usr/local/bin/otp

.PHONY: clean install uninstall static