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tiffcomp.h
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1995-05-28
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/* $Header: /usr/people/sam/tiff/libtiff/RCS/tiffcomp.h,v 1.34 93/08/25 09:45:30 sam Exp $ */
/*
* Copyright (c) 1990, 1991, 1992 Sam Leffler
* Copyright (c) 1991, 1992 Silicon Graphics, Inc.
*
* Permission to use, copy, modify, distribute, and sell this software and
* its documentation for any purpose is hereby granted without fee, provided
* that (i) the above copyright notices and this permission notice appear in
* all copies of the software and related documentation, and (ii) the names of
* Sam Leffler and Silicon Graphics may not be used in any advertising or
* publicity relating to the software without the specific, prior written
* permission of Sam Leffler and Silicon Graphics.
*
* THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
* EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
* WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
*
* IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
* ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
* OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
* WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
* LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
* OF THIS SOFTWARE.
*/
#ifndef _COMPAT_
#define _COMPAT_
/*
* This file contains a hodgepodge of definitions and
* declarations that are needed to provide compatibility
* between the native system and the base implementation
* that the library assumes.
*
* NB: This file is a mess.
*/
/*
* Setup basic type definitions and function declaratations.
*/
#if defined(THINK_C) || defined(__MWERKS__)
#include <unix.h>
#include <math.h>
#endif
#include <stdio.h>
#if defined(applec) || defined(__MWERKS__)
#include <types.h>
#else
#ifndef THINK_C
#include <sys/types.h>
#endif
#endif
#ifdef VMS
#include <file.h>
#include <unixio.h>
#else
#ifndef __MWERKS__
#include <fcntl.h>
#endif /* MWERKS */
#endif
#if defined(THINK_C) || defined(applec) || defined(__MWERKS__)
#include <stdlib.h>
#define BSDTYPES
#endif
/*
* Workarounds for BSD lseek definitions.
*/
#if defined(SYSV) || defined(VMS)
#if defined(SYSV)
#include <unistd.h>
#endif
#define L_SET SEEK_SET
#define L_INCR SEEK_CUR
#define L_XTND SEEK_END
#endif /* defined(SYSV) || defined(VMS) */
#ifndef L_SET
#define L_SET 0
#define L_INCR 1
#define L_XTND 2
#endif
/*
* The library uses memset, memcpy, and memcmp.
* ANSI C and System V define these in string.h.
*/
#include <string.h>
/*
* The BSD typedefs are used throughout the library.
* If your system doesn't have them in <sys/types.h>,
* then define BSDTYPES in your Makefile.
*/
#ifdef BSDTYPES
typedef unsigned char u_char;
typedef unsigned short u_short;
typedef unsigned int u_int;
typedef unsigned long u_long;
#endif
/*
* dblparam_t is the type that a double precision
* floating point value will have on the parameter
* stack (when coerced by the compiler).
*/
#ifdef applec
typedef extended dblparam_t;
#else
typedef double dblparam_t;
#endif
#endif /* _COMPAT_ */