/**
 * PANDA 3D SOFTWARE
 * Copyright (c) Carnegie Mellon University.  All rights reserved.
 *
 * All use of this software is subject to the terms of the revised BSD
 * license.  You should have received a copy of this license along
 * with this source code in a file named "LICENSE."
 *
 * @file win32ArgParser.h
 * @author drose
 * @date 2011-11-08
 */

#ifndef WIN32ARGPARSER_H
#define WIN32ARGPARSER_H

#include "dtoolbase.h"

#ifdef _WIN32

#include "vector_string.h"
#include "pvector.h"

#include <assert.h>

/**
 * This class is used to parse the single command-line string provided by
 * Windows into the standard argc, argv array of strings.  In this way it
 * duplicates the functionality of Windows' own CommandLineToArgv() function,
 * but it is also supports automatic expansion of glob filenames, e.g.  *.egg
 * is turned into an explicit list of egg files in the directory.
 */
class EXPCL_DTOOL_DTOOLUTIL Win32ArgParser {
public:
  Win32ArgParser();
  ~Win32ArgParser();

  void clear();

  void set_command_line(const std::string &command_line);
  void set_command_line(const std::wstring &command_line);
  void set_system_command_line();

  char **get_argv();
  int get_argc();

  static bool do_glob();

private:
  std::string parse_quoted_arg(const char *&p);
  void parse_unquoted_arg(const char *&p);
  void save_arg(const std::string &arg);

  typedef vector_string Args;
  Args _args;

  char **_argv;
  int _argc;
};

#endif  // _WIN32

#endif