semantic_vers.h

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/***************************************************************************
 *   Copyright (C) 2019 Alec Leamas                                        *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, see <https://www.gnu.org/licenses/>. *
 **************************************************************************/
 
#ifndef SEMANTIC_VERSION_H_GUARD
#define SEMANTIC_VERSION_H_GUARD
 
#include <sstream>
 
#include "config.h"
 
#undef major  // work around gnu's major() and minor() macros.
#undef minor
 
struct SemanticVersion {
  int major;
  int minor;
  int patch;
  int post;           // Post-release number e. g., downstream packaging.
  std::string pre;    // Pre-release tag like alfa.
  std::string build;  // Build info
 
  SemanticVersion();
 
  SemanticVersion(int major, int minor, int rev = 0, int post = 0,
                  std::string pre = "", std::string build = "");
 
  bool operator<(const SemanticVersion& other);
  bool operator==(const SemanticVersion& other);
  bool operator>(const SemanticVersion& other);
  bool operator<=(const SemanticVersion& other);
  bool operator>=(const SemanticVersion& other);
  bool operator!=(const SemanticVersion& other);
 
  std::string to_string();
 
  static SemanticVersion parse(std::string s);
};
 
std::ostream& operator<<(std::ostream& s, const SemanticVersion& v);
 
#endif  // SEMANTIC_VERSION_H_GUARD