sidcxx11.h

/*
 * This file is part of libsidplayfp, a SID player engine.
 *
 *  Copyright 2014-2024 Leandro Nini
 *
 *  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, write to the Free Software
 *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */
 
#ifndef SIDCXX_H
#define SIDCXX_H
 
#ifdef HAVE_CONFIG_H
#  include "config.h"
#endif
 
 
#ifdef HAVE_CXX23
#  define HAVE_CXX20
#endif
 
#ifdef HAVE_CXX20
#  define HAVE_CXX17
#  define LIKELY    [[ likely ]]
#  define UNLIKELY  [[ unlikely ]]
#else
#  define LIKELY
#  define UNLIKELY
#endif
 
#ifdef HAVE_CXX17
#  define HAVE_CXX14
#  define MAYBE_UNUSED [[ maybe_unused ]]
#else
#  define MAYBE_UNUSED
#endif
 
#ifdef HAVE_CXX14
#  define HAVE_CXX11
#  define MAKE_UNIQUE(type, ...) std::make_unique<type>(__VA_ARGS__)
#else
#  define MAKE_UNIQUE(type, ...) std::unique_ptr<type>(new type(__VA_ARGS__))
#endif
 
#ifndef HAVE_CXX11
#  error "This is not a C++11 compiler"
#endif
 
 
#endif