mirror of https://github.com/OpenTTD/OpenTTD.git
41 lines
1.5 KiB
C++
41 lines
1.5 KiB
C++
/* $Id$ */
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/*
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* This file is part of OpenTTD.
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* OpenTTD 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, version 2.
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* OpenTTD 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.
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* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file endian_type.hpp Definition of various endian-dependant macros. */
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#ifndef ENDIAN_TYPE_HPP
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#define ENDIAN_TYPE_HPP
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#if defined(ARM) || defined(__arm__) || defined(__alpha__)
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/** The architecture requires aligned access. */
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#define OTTD_ALIGNMENT 1
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#else
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/** The architecture does not require aligned access. */
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#define OTTD_ALIGNMENT 0
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#endif
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/** Little endian builds use this for TTD_ENDIAN. */
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#define TTD_LITTLE_ENDIAN 0
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/** Big endian builds use this for TTD_ENDIAN. */
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#define TTD_BIG_ENDIAN 1
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/* Windows has always LITTLE_ENDIAN */
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#if defined(WIN32) || defined(__OS2__) || defined(WIN64)
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#define TTD_ENDIAN TTD_LITTLE_ENDIAN
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#elif !defined(TESTING)
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/* Else include endian[target/host].h, which has the endian-type, autodetected by the Makefile */
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#if defined(STRGEN) || defined(SETTINGSGEN)
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#include "endian_host.h"
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#else
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#include "endian_target.h"
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#endif
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#endif /* WIN32 || __OS2__ || WIN64 */
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#endif /* ENDIAN_TYPE_HPP */
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