/* * Copyright 2009, Google Inc. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following disclaimer * in the documentation and/or other materials provided with the * distribution. * * Neither the name of Google Inc. nor the names of its * contributors may be used to endorse or promote products derived from * this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ // This file defines Packing macros for the packing of structures. #ifndef O3D_UTILS_CROSS_PACKING_H_ #define O3D_UTILS_CROSS_PACKING_H_ #if defined(COMPILER_GCC) // NOTE: I tried building the string as in // #define O3D_SET_STRUCTURE_PACKING(p) _Pragma("pack(" #p ")") // but gcc doesn't like that. :-( #define O3D_SET_STRUCTURE_PACKING_1 _Pragma("pack(1)") #define O3D_SET_STRUCTURE_PACKING_2 _Pragma("pack(2)") #define O3D_SET_STRUCTURE_PACKING_4 _Pragma("pack(4)") #define O3D_PUSH_STRUCTURE_PACKING_1 _Pragma("pack(push, 1)") #define O3D_PUSH_STRUCTURE_PACKING_2 _Pragma("pack(push, 2)") #define O3D_PUSH_STRUCTURE_PACKING_4 _Pragma("pack(push, 4)") #define O3D_POP_STRUCTURE_PACKING _Pragma("pack(pop)") #elif defined(COMPILER_MSVC) #define O3D_SET_STRUCTURE_PACKING_1 __pragma(pack(1)) #define O3D_SET_STRUCTURE_PACKING_2 __pragma(pack(2)) #define O3D_SET_STRUCTURE_PACKING_4 __pragma(pack(4)) #define O3D_PUSH_STRUCTURE_PACKING_1 __pragma(pack(push, 1)) #define O3D_PUSH_STRUCTURE_PACKING_2 __pragma(pack(push, 2)) #define O3D_PUSH_STRUCTURE_PACKING_4 __pragma(pack(push, 4)) #define O3D_POP_STRUCTURE_PACKING __pragma(pack(pop)) #else #error Need Packing Macros #endif #endif // O3D_UTILS_CROSS_PACKING_H_