适合企业级项目的C++框架

#include <boost/filesystem.hpp>
#include <boost/regex.hpp>
#include <boost/program_options.hpp>

int main(int argc, char* argv[]) {
  // 解析命令行参数
  boost::program_options::options_description opts("允许选项");
  opts.add_options()
    ("help,h", "显示帮助信息")
    ("file,f", boost::program_options::value<std::string>(), "要查找的文件")
    ("regex,r", boost::program_options::value<std::string>(), "要匹配的正则表达式");

  boost::program_options::variables_map vm;
  store(parse_command_line(argc, argv, opts), vm);
  notify(vm);

  if (vm.count("help")) {
    std::cout << "用法: " << argv[0] << " [选项] 文件\n" << opts << std::endl;
    return 0;
  }

  // 处理文件名
  boost::filesystem::path path(vm["file"].as<std::string>());
  std::string filename = path.filename().string();

  // 处理正则表达式
  std::string regex = vm["regex"].as<std::string>();
  boost::regex pattern(regex);

  // 在指定目录中搜索文件
  if (boost::filesystem::exists(path.parent_path())) {
    boost::filesystem::directory_iterator end_iter;
    for (boost::filesystem::directory_iterator iter(path.parent_path()); iter != end_iter; ++iter) {
      if (boost::regex_match((*iter).path().filename().string(), pattern)) {
        std::cout << "找到匹配文件: " << (*iter).path().string() << std::endl;
      }
    }
  }

  return 0;
}