FreeRDP/winpr/include/winpr/pack.h
2014-10-16 21:45:47 -04:00

102 lines
2.1 KiB
C

/**
* WinPR: Windows Portable Runtime
* Pragma Pack
*
* Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* This header is meant to be repeatedly included
* after defining the operation to be done:
*
* #define WINPR_PACK_PUSH
* #include <winpr/pack.h> // enables packing
*
* #define WINPR_PACK_POP
* #include <winpr/pack.h> // disables packing
*
* On each include, WINPR_PACK_* macros are undefined.
*/
#if !defined(__APPLE__)
#ifndef WINPR_PRAGMA_PACK_EXT
#define WINPR_PRAGMA_PACK_EXT
#endif
#endif
#ifdef PRAGMA_PACK_PUSH
#ifndef PRAGMA_PACK_PUSH1
#define PRAGMA_PACK_PUSH1
#endif
#undef PRAGMA_PACK_PUSH
#endif
#ifdef PRAGMA_PACK_PUSH1
#ifdef WINPR_PRAGMA_PACK_EXT
#pragma pack(push, 1)
#else
#pragma pack(1)
#endif
#undef PRAGMA_PACK_PUSH1
#endif
#ifdef PRAGMA_PACK_PUSH2
#ifdef WINPR_PRAGMA_PACK_EXT
#pragma pack(push, 2)
#else
#pragma pack(2)
#endif
#undef PRAGMA_PACK_PUSH2
#endif
#ifdef PRAGMA_PACK_PUSH4
#ifdef WINPR_PRAGMA_PACK_EXT
#pragma pack(push, 4)
#else
#pragma pack(4)
#endif
#undef PRAGMA_PACK_PUSH4
#endif
#ifdef PRAGMA_PACK_PUSH8
#ifdef WINPR_PRAGMA_PACK_EXT
#pragma pack(push, 8)
#else
#pragma pack(8)
#endif
#undef PRAGMA_PACK_PUSH8
#endif
#ifdef PRAGMA_PACK_PUSH16
#ifdef WINPR_PRAGMA_PACK_EXT
#pragma pack(push, 16)
#else
#pragma pack(16)
#endif
#undef PRAGMA_PACK_PUSH16
#endif
#ifdef PRAGMA_PACK_POP
#ifdef WINPR_PRAGMA_PACK_EXT
#pragma pack(pop)
#else
#pragma pack()
#endif
#undef PRAGMA_PACK_POP
#endif
#undef WINPR_PRAGMA_PACK_EXT