Makefile

# Computer Network Internship Project Makefile
# 计算机网络实习项目构建脚本

CC = gcc
CFLAGS = -Wall -Wextra -std=c99 -O2
LDFLAGS = 

# Targets
HTTP_SERVER = server
FTP_SERVER = ftp_server
FTP_CLIENT = ftp_client

# Source files
HTTP_SERVER_SRC = server.c
FTP_SERVER_SRC = ftp_server.c
FTP_CLIENT_SRC = ftp_client.c

# Libraries
HTTP_LIBS = -lcurl -lm
FTP_SERVER_LIBS = -lpthread
FTP_CLIENT_LIBS = 

# Default target
all: $(HTTP_SERVER) $(FTP_SERVER) $(FTP_CLIENT)

# HTTP Web Server
$(HTTP_SERVER): $(HTTP_SERVER_SRC)
	@echo "🔨 Building HTTP Web Server..."
	$(CC) $(CFLAGS) -o $@ $< $(HTTP_LIBS)
	@echo "✅ HTTP Server built successfully!"

# FTP Server  
$(FTP_SERVER): $(FTP_SERVER_SRC)
	@echo "🔨 Building FTP Server..."
	$(CC) $(CFLAGS) -o $@ $< $(FTP_SERVER_LIBS)
	@echo "✅ FTP Server built successfully!"

# FTP Client
$(FTP_CLIENT): $(FTP_CLIENT_SRC)
	@echo "🔨 Building FTP Client..."
	$(CC) $(CFLAGS) -o $@ $< $(FTP_CLIENT_LIBS)
	@echo "✅ FTP Client built successfully!"

# Individual targets
http_server: $(HTTP_SERVER)
ftp_server: $(FTP_SERVER)
ftp_client: $(FTP_CLIENT)

# Setup directories for HTTP server
setup_dirs:
	@echo "📁 Setting up directory structure..."
	@mkdir -p web_root/upload_dir web_root/crawl_result
	@cp index.html web_root/ 2>/dev/null || true
	@chmod 755 web_root web_root/upload_dir web_root/crawl_result
	@echo "✅ Directories created successfully!"

# Install dependencies (Ubuntu/Debian)
install_deps_ubuntu:
	@echo "📦 Installing dependencies for Ubuntu/Debian..."
	sudo apt-get update
	sudo apt-get install -y build-essential libcurl4-openssl-dev

# Install dependencies (CentOS/RHEL)
install_deps_centos:
	@echo "📦 Installing dependencies for CentOS/RHEL..."
	sudo yum install -y gcc libcurl-devel

# Install dependencies (Fedora)
install_deps_fedora:
	@echo "📦 Installing dependencies for Fedora..."
	sudo dnf install -y gcc libcurl-devel

# Run HTTP server
run_http: $(HTTP_SERVER) setup_dirs
	@echo "🚀 Starting HTTP Web Server on port 8080..."
	./$(HTTP_SERVER)

# Run FTP server
run_ftp: $(FTP_SERVER)
	@echo "🚀 Starting FTP Server on port 2121..."
	./$(FTP_SERVER)

# Run FTP client
run_client: $(FTP_CLIENT)
	@echo "🚀 Starting FTP Client..."
	@echo "Usage: ./$(FTP_CLIENT) <server_ip> <server_port>"
	@echo "Example: ./$(FTP_CLIENT) 127.0.0.1 2121"

# Clean compiled files
clean:
	@echo "🧹 Cleaning up..."
	rm -f $(HTTP_SERVER) $(FTP_SERVER) $(FTP_CLIENT)
	rm -f *.o *.out core
	@echo "✅ Cleanup completed!"

# Clean all including generated directories
clean_all: clean
	@echo "🧹 Deep cleaning..."
	rm -rf web_root/upload_dir/* web_root/crawl_result/*
	@echo "✅ Deep cleanup completed!"

# Check system requirements
check_deps:
	@echo "🔍 Checking system dependencies..."
	@which gcc > /dev/null && echo "✅ GCC compiler found" || echo "❌ GCC compiler not found"
	@pkg-config --exists libcurl && echo "✅ libcurl found" || echo "❌ libcurl not found - install libcurl4-openssl-dev (Ubuntu) or libcurl-devel (CentOS)"
	@echo "ℹ️  To install dependencies:"
	@echo "   Ubuntu/Debian: make install_deps_ubuntu"
	@echo "   CentOS/RHEL:   make install_deps_centos" 
	@echo "   Fedora:        make install_deps_fedora"

# Display help
help:
	@echo "📚 Computer Network Internship Project - Available Commands:"
	@echo ""
	@echo "🔨 Building:"
	@echo "  make                 - Build all components"
	@echo "  make http_server     - Build only HTTP server"
	@echo "  make ftp_server      - Build only FTP server"
	@echo "  make ftp_client      - Build only FTP client"
	@echo ""
	@echo "🚀 Running:"
	@echo "  make run_http        - Start HTTP server (port 8080)"
	@echo "  make run_ftp         - Start FTP server (port 2121)"
	@echo "  make run_client      - Show FTP client usage"
	@echo ""
	@echo "📦 Dependencies:"
	@echo "  make check_deps      - Check system dependencies"
	@echo "  make install_deps_ubuntu  - Install deps (Ubuntu/Debian)"
	@echo "  make install_deps_centos  - Install deps (CentOS/RHEL)"
	@echo "  make install_deps_fedora  - Install deps (Fedora)"
	@echo ""
	@echo "🧹 Cleanup:"
	@echo "  make clean           - Remove compiled files"
	@echo "  make clean_all       - Remove compiled files and generated content"
	@echo ""
	@echo "🛠️  Setup:"
	@echo "  make setup_dirs      - Create necessary directories"
	@echo ""

# Test targets
test: test_compile test_syntax

test_compile: all
	@echo "🧪 Testing compilation..."
	@echo "✅ All components compiled successfully!"

test_syntax:
	@echo "🧪 Testing syntax..."
	$(CC) -fsyntax-only $(HTTP_SERVER_SRC)
	$(CC) -fsyntax-only $(FTP_SERVER_SRC)  
	$(CC) -fsyntax-only $(FTP_CLIENT_SRC)
	@echo "✅ Syntax check passed!"

# Phony targets
.PHONY: all clean clean_all setup_dirs run_http run_ftp run_client help
.PHONY: http_server ftp_server ftp_client test test_compile test_syntax
.PHONY: install_deps_ubuntu install_deps_centos install_deps_fedora check_deps

# Default goal
.DEFAULT_GOAL := all