/* ucl_conf.h -- main internal configuration file for the the UCL library
This file is part of the UCL data compression library.
Copyright (C) 1996-2004 Markus Franz Xaver Johannes Oberhumer
All Rights Reserved.
The UCL library is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of
the License, or (at your option) any later version.
The UCL library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with the UCL library; see the file COPYING.
If not, write to the Free Software Foundation, Inc.,
59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
Markus F.X.J. Oberhumer
<markus@oberhumer.com>
http://www.oberhumer.com/opensource/ucl/
*/
/* WARNING: this file should *not* be used by applications. It is
part of the implementation of the library and is subject
to change.
*/
#ifndef __UCL_CONF_H
#define __UCL_CONF_H
/***********************************************************************
//
************************************************************************/
#if defined(__UCLCONF_H_INCLUDED)
# error "include this file first"
#endif
#include <ucl/uclconf.h>
#if defined(UCL_HAVE_CONFIG_H)
# define ACC_CONFIG_NO_HEADER 1
#endif
#define __ACCLIB_FUNCNAME(f) error_do_not_use_acclib
#include "acc/acc.h"
#if (ACC_CC_MSC && (_MSC_VER >= 1300))
/* avoid `-Wall' warnings in system header files */
# pragma warning(disable: 4820)
/* avoid warnings about inlining */
# pragma warning(disable: 4710 4711)
#endif
#if defined(__UCL_MMODEL_HUGE) && (!ACC_HAVE_MM_HUGE_PTR)
# error "this should not happen - check defines for __huge"
#endif
#if !defined(__UCL_MMODEL_HUGE) && defined(HAVE_MEMCMP)
# define ucl_memcmp(a,b,c) memcmp(a,b,c)
#endif
#if !defined(__UCL_MMODEL_HUGE) && defined(HAVE_MEMCPY)
# define ucl_memcpy(a,b,c) memcpy(a,b,c)
#endif
#if !defined(__UCL_MMODEL_HUGE) && defined(HAVE_MEMMOVE)
# define ucl_memmove(a,b,c) memmove(a,b,c)
#endif
#if !defined(__UCL_MMODEL_HUGE) && defined(HAVE_MEMSET)
# define ucl_memset(a,b,c) memset(a,b,c)
#endif
#if (ACC_OS_DOS16 + 0 != UCL_OS_DOS16 + 0)
# error "DOS16"
#endif
#if (ACC_OS_OS216 + 0 != UCL_OS_OS216 + 0)
# error "OS216"
#endif
#if (ACC_OS_WIN16 + 0 != UCL_OS_WIN16 + 0)
# error "WIN16"
#endif
#if (ACC_OS_DOS32 + 0 != UCL_OS_DOS32 + 0)
# error "DOS32"
#endif
#if (ACC_OS_OS2 + 0 != UCL_OS_OS2 + 0)
# error "DOS32"
#endif
#if (ACC_OS_WIN32 + 0 != UCL_OS_WIN32 + 0)
# error "WIN32"
#endif
#if (ACC_OS_WIN64 + 0 != UCL_OS_WIN64 + 0)
# error "WIN64"
#endif
#include "acc/acc_incd.h"
#if (ACC_OS_DOS16 || ACC_OS_OS216 || ACC_OS_WIN16)
# include "acc/acc_ince.h"
# include "acc/acc_inci.h"
#endif
#undef NDEBUG
#if !defined(UCL_DEBUG)
# define NDEBUG 1
#endif
#include <assert.h>
#if (ACC_OS_DOS16 || ACC_OS_OS216 || ACC_OS_WIN16) && (ACC_CC_BORLANDC)
# if (__BORLANDC__ >= 0x0450) /* v4.00 */
# pragma option -h /* enable fast huge pointers */
# else
# pragma option -h- /* disable fast huge pointers - compiler bug */
# endif
#endif
/***********************************************************************
//
************************************************************************/
#if 1
# define UCL_BYTE(x) ((unsigned char) (x))
#else
# define UCL_BYTE(x) ((unsigned char) ((x) & 0xff))
#endif
#if 0
# define UCL_USHORT(x) ((unsigned short) (x))
#else
# define UCL_USHORT(x) ((unsigned short) ((x) & 0xffff))
#endif
#define UCL_MAX(a,b) ((a) >= (b) ? (a) : (b))
#define UCL_MIN(a,b) ((a) <= (b) ? (a) : (b))
#define UCL_MAX3(a,b,c) ((a) >= (b) ? UCL_MAX(a,c) : UCL_MAX(b,c))
#define UCL_MIN3(a,b,c) ((a) <= (b) ? UCL_MIN(a,c) : UCL_MIN(b,c))
#define ucl_sizeof(type) ((ucl_uint) (sizeof(type)))
#define UCL_HIGH(array) ((ucl_uint) (sizeof(array)/sizeof(*(array))))
/* this always fits into 16 bits */
#define UCL_SIZE(bits) (1u << (bits))
#define UCL_MASK(bits) (UCL_SIZE(bits) - 1)
#define UCL_LSIZE(bits) (1ul << (bits))
#define UCL_LMASK(bits) (UCL_LSIZE(bits) - 1)
#define UCL_USIZE(bits) ((ucl_uint) 1 << (bits))
#define UCL_UMASK(bits) (UCL_USIZE(bits) - 1)
/* Maximum value of a signed/unsigned type.
Do not use casts, avoid overflows ! */
#define UCL_STYPE_MAX(b) (((1l << (8*(b)-2)) - 1l) + (1l << (8*(b)-2)))
#define UCL_UTYPE_MAX(b) (((1ul << (8*(b)-1)) - 1ul) + (1ul << (8*(b)-1)))
/***********************************************************************
// compiler and architecture specific stuff
************************************************************************/
/* Some defines that indicate if memory can be accessed at unaligned
* memory addresses. You should also test that this is actually faster
* even if it is allowed by your system.
*/
#undef UA_GET2
#undef UA_SET2
#undef UA_GET4
#undef UA_SET4
#if 1 && (ACC_ARCH_AMD64 || ACC_ARCH_IA32)
# define UA_GET2(p) (* (const ucl_ushortp) (p))
# define UA_SET2(p) (* (ucl_ushortp) (p))
# define UA_GET4(p) (* (const acc_uint32e_t *) (p))
# define UA_SET4(p) (* (acc_uint32e_t *) (p))
#elif 0 && (ACC_ARCH_M68K) && (ACC_CC_GNUC >= 0x020900ul)
typedef struct { unsigned short v; } __ucl_ua2_t __attribute__((__aligned__(1)));
typedef struct { unsigned long v; } __ucl_ua4_t __attribute__((__aligned__(1)));
# define UA_GET2(p) (((const __ucl_ua2_t *)(p))->v)
# define UA_SET2(p) (((__ucl_ua2_t *)(p))->v)
# define UA_GET4(p) (((const __ucl_ua4_t *)(p))->v)
# define UA_SET4(p) (((__ucl_ua4_t *)(p))->v)
#endif
/***********************************************************************
// some globals
************************************************************************/
__UCL_EXTERN_C int __ucl_init_done;
UCL_EXTERN(const ucl_bytep) ucl_copyright(void);
/***********************************************************************
// ANSI C preprocessor macros
************************************************************************/
#define _UCL_STRINGIZE(x) #x
#define _UCL_MEXPAND(x) _UCL_STRINGIZE(x)
/***********************************************************************
//
************************************************************************/
#include "ucl_ptr.h"
#endif /* already included */
/*
vi:ts=4:et
*/