1/*========================================================================= 2 3 Program: Visualization Toolkit 4 Module: vtkEndian.h.in 5 6 Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen 7 All rights reserved. 8 See Copyright.txt or http://www.kitware.com/Copyright.htm for details. 9 10 This software is distributed WITHOUT ANY WARRANTY; without even 11 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 12 PURPOSE. See the above copyright notice for more information. 13 14=========================================================================*/ 15#ifndef vtkEndian_h 16#define vtkEndian_h 17 18/* Byte order. */ 19/* All compilers that support Mac OS X define either __BIG_ENDIAN__ or 20 __LITTLE_ENDIAN__ to match the endianness of the architecture being 21 compiled for. This is not necessarily the same as the architecture of the 22 machine doing the building. In order to support Universal Binaries on 23 Mac OS X, we prefer those defines to decide the endianness. 24 On other platforms we use the result of the TRY_RUN. */ 25#if !defined(__APPLE__) 26 #cmakedefine VTK_WORDS_BIGENDIAN 27#elif defined(__BIG_ENDIAN__) 28# define VTK_WORDS_BIGENDIAN 29#endif 30 31#endif 32