CC=tcc
CFLAGS=-Wall -Wpedantic -ggdb -std=c99

INCLUDE_DIR=include
BUILD_DIR=build
PACKAGE_DIR=package
LIBS_DIR=libs
LIBS=-lXi -ldl -lm

SOURCES := $(wildcard src/*.c)
OBJECTS := $(patsubst src/%.c,$(BUILD_DIR)/%.o,$(SOURCES))
DEPENDS := $(patsubst src/%.c,$(BUILD_DIR)/%.d,$(SOURCES))
EXE_NAME=app.out
TARGET=$(PACKAGE_DIR)/$(EXE_NAME)

all: $(TARGET)
$(TARGET): $(OBJECTS)
	$(CC) $(CFLAGS) $(OBJECTS) -L$(LIBS_DIR) $(LIBS) -o $@

-include $(DEPENDS)

$(BUILD_DIR)/%.o: src/%.c Makefile
	$(CC) $(CFLAGS) -I$(INCLUDE_DIR) -MD -c $< -o $@

.PHONY: clean
clean:
	rm -rf $(BUILD_DIR)/* $(TARGET)

.PHONY: run
run: $(TARGET)
	@cd $(PACKAGE_DIR) && echo '==== PROGRAM ====' && ./$(EXE_NAME)