C++ Windows Libaray

#include <windows.h>
#include <iostream>        // std::cout
#include <filesystem>      // std::filesystem::path, std::filesystem::exists
#include <CyVersion.hpp>   // CyTools::VersionInfo

int main(int argc, char* argv[]) {
  bool output_help = true;

  // output our basic header
  std::cout << "CyVersionCmd Demo" << std::endl;
  std::cout << "A simple example of CyVersion usage" << std::endl;
  std::cout << "Copyright ©2025 by Adrian Hunt. All rights reserved" << std::endl;
  std::cout << std::endl;

  if (argc == 2) {
    // we have been give a single parameter
    std::filesystem::path file (argv[1]);

    if (std::filesystem::exists(file)) {
      // the file exists, lets try getting version info
      CyTools::VersionInfo info;

      if (info.load(file)) {
        // version information loaded successfully
        std::cout << "Version information in \"" << file.filename() << "\" is, as such:" << std::endl;
        std::cout << std::endl;
        std::cout << "Product name:      " << info.product_name() << std::endl;
        std::cout << "Product version:   " << info.product_version() << std::endl;
        std::cout << std::endl;
        std::cout << "Original filename: " << info.original_filename() << std::endl;
        std::cout << "File version:      " << info.file_version() << std::endl;
        std::cout << "Copyright:         " << info.legal_copyright() << std::endl;
        std::cout << std::endl;
        std::cout << "...they go on, but this is just a demo" << std::endl;
        std::cout << std::endl;

        output_help = false;
      }
      else {
        // version info load failed
        std::cout << "!- Given file does not seem to contain version information -!" << std::endl;
        std::cout << std::endl;
      }
    }
    else {
      // file does not exist
      std::cout << "!- Given file could not be found -!" << std::endl;
      std::cout << std::endl;
    }
  }

  if (output_help) {
    // output usage information
    std::cout << "To use at the command line, type..." << std::endl;
    std::cout << std::endl;
    std::cout << "CyVersionCmd \"filename\"" << std::endl;
    std::cout << std::endl;
    std::cout << "...where [filename] is the name (and path) of an" << std::endl;
    std::cout << "existing file. Version information will be extracted" << std::endl;
    std::cout << "and displayed, when available" << std::endl;
  }

  std::cout << std::endl << std::endl;

  return 0;
}