src/main.cc


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#include <iostream>

#include "args.hh"
#include "config.h"

#ifndef VERSION
# define VERSION "unknown"
#endif

int main(int argc, char** argv) {
  auto args = Args::create();
  auto opt_help = args->option('h', "help", "display this text and exit.");
  auto opt_version = args->option('V', "version", "display version and exit.");
  if (!args->run(argc, argv)) {
    args->print_error(std::cerr);
    std::cerr << "Try 'jkc --help' for more information." << std::endl;
    return 1;
  }
  if (opt_help->is_set()) {
    std::cout << "Usage: jkc [OPTION...] SOURCE...\n"
              << "Java and Kotlin Compiler\n"
              << "\n";
    args->print_help(std::cout);
    std::cout << std::flush;
    return 0;
  }
  if (opt_version->is_set()) {
    std::cout << "jkc " << VERSION
              << " written by Joel Klinghed <the_jk@spawned.biz>." << std::endl;
    return 0;
  }
  return 0;
}