# You may have to run this command or something similar
# while in the base directory to please the dynamic linker
#
# $ export LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$PWD/build/dynamic"

CC = gcc
SHELL := /bin/bash

INCLUDE := include
CFLAGS = -Wall -I$(INCLUDE)

BUILD_DIR := build

STATIC_BUILD_DIR := $(BUILD_DIR)/static
DYNAMIC_BUILD_DIR := $(BUILD_DIR)/dynamic
TEST_BUILD_DIR := $(BUILD_DIR)/test
INCLUDE_INSTALL_PATH := /usr/local/include/lsort
LIB_INSTALL_PATH := /usr/local/lib

STATIC_BUILD_FILES := $(STATIC_BUILD_DIR)/lsort.o \

DYNAMIC_BUILD_FILES := $(DYNAMIC_BUILD_DIR)/lsort.o \

TEST_BUILD_FILES := $(TEST_BUILD_DIR)/test.o \



all: dynamic static

debug: CFLAGS += -g
debug: server

dynamic: $(DYNAMIC_BUILD_FILES)
	$(CC) -shared -o $(DYNAMIC_BUILD_DIR)/liblsort.so $(DYNAMIC_BUILD_FILES)

$(DYNAMIC_BUILD_DIR)/%.o: %.c | $(DYNAMIC_BUILD_DIR)
	$(CC) $(CFLAGS) -c -fPIC $< -o $@


static: $(STATIC_BUILD_FILES)
	ar rcs $(STATIC_BUILD_DIR)/liblsort.a $(STATIC_BUILD_FILES)

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

test: dynamic static $(TEST_BUILD_FILES)
	$(CC) $(CFLAGS) -L$(CURDIR)/$(DYNAMIC_BUILD_DIR) -llsort -o $(TEST_BUILD_DIR)/test_dynamic $(TEST_BUILD_FILES)
	$(CC) $(CFLAGS) -o $(TEST_BUILD_DIR)/test_static $(TEST_BUILD_FILES) $(STATIC_BUILD_DIR)/liblsort.a
	

	@echo ""
	@echo "Running dynamic test..."
	@echo ""

	LD_LIBRARY_PATH=$(LD_LIBRARY_PATH):$(CURDIR)/build/dynamic ./$(TEST_BUILD_DIR)/test_dynamic
	
	@echo ""
	@echo "Running static test..."
	@echo ""

	./$(TEST_BUILD_DIR)/test_static

$(TEST_BUILD_DIR)/%.o: test/%.c | $(TEST_BUILD_DIR)
	$(CC) $(CFLAGS) -c $< -o $@


$(DYNAMIC_BUILD_DIR):
	mkdir -p $(DYNAMIC_BUILD_DIR)

$(STATIC_BUILD_DIR):
	mkdir -p $(STATIC_BUILD_DIR)

$(TEST_BUILD_DIR):
	mkdir -p $(TEST_BUILD_DIR)

$(INCLUDE_INSTALL_PATH):
	mkdir -p $(INCLUDE_INSTALL_PATH)

$(LIB_INSTALL_PATH):
	mkdir -p $(LIB_INSTALL_PATH)

CLEANUP_BUILD_DIR:
	rm -rf $(BUILD_DIR)/*/*.o $(BUILD_DIR)/test

install: $(INCLUDE_INSTALL_PATH) $(LIB_INSTALL_PATH) CLEANUP_BUILD_DIR
	cp $(INCLUDE)/* $(INCLUDE_INSTALL_PATH)
	cp $(STATIC_BUILD_DIR)/* $(LIB_INSTALL_PATH)
	cp $(DYNAMIC_BUILD_DIR)/* $(LIB_INSTALL_PATH)
	ldconfig

clean:
	rm -rf $(BUILD_DIR)