mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-05 15:21:43 +00:00
177 lines
4.8 KiB
C
177 lines
4.8 KiB
C
|
/* zconf.h -- configuration of the zlib compression library
|
||
|
|
* Copyright (C) 1995-2013 Jean-loup Gailly.
|
||
|
|
* For conditions of distribution and use, see copyright notice in zlib.h
|
||
|
|
*/
|
||
|
|
|
||
|
|
/* @(#) $Id$ */
|
||
|
|
|
||
|
|
#ifndef ZCONF_H
|
||
|
|
#define ZCONF_H
|
||
|
|
|
||
|
|
#if defined(_WINDOWS) && !defined(WINDOWS)
|
||
|
|
# define WINDOWS
|
||
|
|
#endif
|
||
|
|
#if defined(_WIN32) || defined(__WIN32__)
|
||
|
|
# ifndef WIN32
|
||
|
|
# define WIN32
|
||
|
|
# endif
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifdef __STDC_VERSION__
|
||
|
|
# if __STDC_VERSION__ >= 199901L
|
||
|
|
# ifndef STDC99
|
||
|
|
# define STDC99
|
||
|
|
# endif
|
||
|
|
# endif
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* Maximum value for memLevel in deflateInit2 */
|
||
|
|
#ifndef MAX_MEM_LEVEL
|
||
|
|
# define MAX_MEM_LEVEL 9
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* Maximum value for windowBits in deflateInit2 and inflateInit2.
|
||
|
|
* WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
|
||
|
|
* created by gzip. (Files created by minigzip can still be extracted by
|
||
|
|
* gzip.)
|
||
|
|
*/
|
||
|
|
#ifndef MAX_WBITS
|
||
|
|
# define MAX_WBITS 15 /* 32K LZ77 window */
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* The memory requirements for deflate are (in bytes):
|
||
|
|
(1 << (windowBits+2)) + (1 << (memLevel+9))
|
||
|
|
that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values)
|
||
|
|
plus a few kilobytes for small objects. For example, if you want to reduce
|
||
|
|
the default memory requirements from 256K to 128K, compile with
|
||
|
|
make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
|
||
|
|
Of course this will generally degrade compression (there's no free lunch).
|
||
|
|
|
||
|
|
The memory requirements for inflate are (in bytes) 1 << windowBits
|
||
|
|
that is, 32K for windowBits=15 (default value) plus a few kilobytes
|
||
|
|
for small objects.
|
||
|
|
*/
|
||
|
|
|
||
|
|
/* Type declarations */
|
||
|
|
|
||
|
|
|
||
|
|
#if defined(WINDOWS) || defined(WIN32)
|
||
|
|
/* If building or using zlib as a DLL, define ZLIB_DLL.
|
||
|
|
* This is not mandatory, but it offers a little performance increase.
|
||
|
|
*/
|
||
|
|
# ifdef ZLIB_DLL
|
||
|
|
# if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
|
||
|
|
# ifdef ZLIB_INTERNAL
|
||
|
|
# define ZEXTERN extern __declspec(dllexport)
|
||
|
|
# else
|
||
|
|
# define ZEXTERN extern __declspec(dllimport)
|
||
|
|
# endif
|
||
|
|
# endif
|
||
|
|
# endif /* ZLIB_DLL */
|
||
|
|
/* If building or using zlib with the WINAPI/WINAPIV calling convention,
|
||
|
|
* define ZLIB_WINAPI.
|
||
|
|
* Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
|
||
|
|
*/
|
||
|
|
# ifdef ZLIB_WINAPI
|
||
|
|
# include <windows.h>
|
||
|
|
/* No need for _export, use ZLIB.DEF instead. */
|
||
|
|
/* For complete Windows compatibility, use WINAPI, not __stdcall. */
|
||
|
|
# define ZEXPORT WINAPI
|
||
|
|
# define ZEXPORTVA WINAPIV
|
||
|
|
# endif
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifndef ZEXTERN
|
||
|
|
# define ZEXTERN extern
|
||
|
|
#endif
|
||
|
|
#ifndef ZEXPORT
|
||
|
|
# define ZEXPORT
|
||
|
|
#endif
|
||
|
|
#ifndef ZEXPORTVA
|
||
|
|
# define ZEXPORTVA
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* Fallback for something that includes us. */
|
||
|
|
typedef unsigned char Byte;
|
||
|
|
typedef Byte Bytef;
|
||
|
|
|
||
|
|
typedef unsigned int uInt; /* 16 bits or more */
|
||
|
|
typedef unsigned long uLong; /* 32 bits or more */
|
||
|
|
|
||
|
|
typedef char charf;
|
||
|
|
typedef int intf;
|
||
|
|
typedef uInt uIntf;
|
||
|
|
typedef uLong uLongf;
|
||
|
|
|
||
|
|
typedef void const *voidpc;
|
||
|
|
typedef void *voidpf;
|
||
|
|
typedef void *voidp;
|
||
|
|
|
||
|
|
#ifdef HAVE_UNISTD_H /* may be set to #if 1 by ./configure */
|
||
|
|
# define Z_HAVE_UNISTD_H
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifdef HAVE_STDARG_H /* may be set to #if 1 by ./configure */
|
||
|
|
# define Z_HAVE_STDARG_H
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#include <sys/types.h> /* for off_t */
|
||
|
|
#include <stdarg.h> /* for va_list */
|
||
|
|
|
||
|
|
#ifdef WIN32
|
||
|
|
# include <stddef.h> /* for wchar_t */
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and
|
||
|
|
* "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even
|
||
|
|
* though the former does not conform to the LFS document), but considering
|
||
|
|
* both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as
|
||
|
|
* equivalently requesting no 64-bit operations
|
||
|
|
*/
|
||
|
|
#if defined(_LARGEFILE64_SOURCE) && -_LARGEFILE64_SOURCE - -1 == 1
|
||
|
|
# undef _LARGEFILE64_SOURCE
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#if defined(Z_HAVE_UNISTD_H) || defined(_LARGEFILE64_SOURCE)
|
||
|
|
# include <unistd.h> /* for SEEK_*, off_t, and _LFS64_LARGEFILE */
|
||
|
|
# ifndef z_off_t
|
||
|
|
# define z_off_t off_t
|
||
|
|
# endif
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#if defined(_LFS64_LARGEFILE) && _LFS64_LARGEFILE-0
|
||
|
|
# define Z_LFS64
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#if defined(_LARGEFILE64_SOURCE) && defined(Z_LFS64)
|
||
|
|
# define Z_LARGE64
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS-0 == 64 && defined(Z_LFS64)
|
||
|
|
# define Z_WANT64
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#if !defined(SEEK_SET) && defined(WITH_GZFILEOP)
|
||
|
|
# define SEEK_SET 0 /* Seek from beginning of file. */
|
||
|
|
# define SEEK_CUR 1 /* Seek from current position. */
|
||
|
|
# define SEEK_END 2 /* Set file pointer to EOF plus "offset" */
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifndef z_off_t
|
||
|
|
# define z_off_t long
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#if !defined(WIN32) && defined(Z_LARGE64)
|
||
|
|
# define z_off64_t off64_t
|
||
|
|
#else
|
||
|
|
# if defined(__MSYS__)
|
||
|
|
# define z_off64_t _off64_t
|
||
|
|
# elif defined(WIN32) && !defined(__GNUC__)
|
||
|
|
# define z_off64_t __int64
|
||
|
|
# else
|
||
|
|
# define z_off64_t z_off_t
|
||
|
|
# endif
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif /* ZCONF_H */
|