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added gzcompatibility.h

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Przemyslaw Skibinski
2016-11-28 13:25:42 +01:00
parent edd3e2a834
commit 91437d844d
2 changed files with 48 additions and 0 deletions
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zlibWrapper/gzcompatibility.h Normal file
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/**
* Copyright (c) 2016-present, Przemyslaw Skibinski, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/
#if ZLIB_VERNUM == 0x1260 && !defined(_LARGEFILE64_SOURCE)
// #define _LARGEFILE64_SOURCE 0
#endif
#if ZLIB_VERNUM <= 0x1240
ZEXTERN int ZEXPORT gzclose_r OF((gzFile file));
ZEXTERN int ZEXPORT gzclose_w OF((gzFile file));
ZEXTERN int ZEXPORT gzbuffer OF((gzFile file, unsigned size));
ZEXTERN z_off_t ZEXPORT gzoffset OF((gzFile file));
#if !defined(_WIN32) && defined(Z_LARGE64)
# define z_off64_t off64_t
#else
# if defined(_WIN32) && !defined(__GNUC__) && !defined(Z_SOLO)
# define z_off64_t __int64
# else
# define z_off64_t z_off_t
# endif
#endif
#endif
#if ZLIB_VERNUM <= 0x1250
struct gzFile_s {
unsigned have;
unsigned char *next;
z_off64_t pos;
};
#endif
#if ZLIB_VERNUM <= 0x1270
#if defined(_WIN32) && !defined(Z_SOLO)
# include <stddef.h> /* for wchar_t */
ZEXTERN gzFile ZEXPORT gzopen_w OF((const wchar_t *path,
const char *mode));
#endif
#endif