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/*
* dpsconfig.h
*
* (c) Copyright 1984-1994 Adobe Systems Incorporated.
* All rights reserved.
*
* Permission to use, copy, modify, distribute, and sublicense this software
* and its documentation for any purpose and without fee is hereby granted,
* provided that the above copyright notices appear in all copies and that
* both those copyright notices and this permission notice appear in
* supporting documentation and that the name of Adobe Systems Incorporated
* not be used in advertising or publicity pertaining to distribution of the
* software without specific, written prior permission. No trademark license
* to use the Adobe trademarks is hereby granted. If the Adobe trademark
* "Display PostScript"(tm) is used to describe this software, its
* functionality or for any other purpose, such use shall be limited to a
* statement that this software works in conjunction with the Display
* PostScript system. Proper trademark attribution to reflect Adobe's
* ownership of the trademark shall be given whenever any such reference to
* the Display PostScript system is made.
*
* ADOBE MAKES NO REPRESENTATIONS ABOUT THE SUITABILITY OF THE SOFTWARE FOR
* ANY PURPOSE. IT IS PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED WARRANTY.
* ADOBE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
* IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NON- INFRINGEMENT OF THIRD PARTY RIGHTS. IN NO EVENT SHALL ADOBE BE LIABLE
* TO YOU OR ANY OTHER PARTY FOR ANY SPECIAL, INDIRECT, OR CONSEQUENTIAL
* DAMAGES OR ANY DAMAGES WHATSOEVER WHETHER IN AN ACTION OF CONTRACT,
* NEGLIGENCE, STRICT LIABILITY OR ANY OTHER ACTION ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. ADOBE WILL NOT
* PROVIDE ANY TRAINING OR OTHER SUPPORT FOR THE SOFTWARE.
*
* Adobe, PostScript, and Display PostScript are trademarks of Adobe Systems
* Incorporated which may be registered in certain jurisdictions
*
* Author: Adobe Systems Incorporated
*/
/* $XFree86: xc/include/DPS/dpsconfig.h,v 1.5 2001/11/01 23:35:26 dawes Exp $ */
#ifndef DPSCONFIG_H
#define DPSCONFIG_H
/*
* IEEEFLOAT is true if the representation of type "float" is the IEEE
* standard 32-bit floating point format, with byte order as defined
* by SWAPBITS (below). IEEEFLOAT is false if some other representation
* is used (or, heaven forbid, IEEE representation with some inconsistent
* byte order). This determines the conditions under which conversions
* are required when manipulating external binary representations.
*
* IEEEFLOAT should be true (1) for:
* mc680x0 series, i80x86 series, IBM R6000, MIPS Rx000 series,
* SPARC, Alpha, HPPA
* IEEEFLOAT should be false (0) for:
* VAX
*
* For all non-IEEE architectures, the DPS_FORMATNAME macro must agree
* with the floating point format returned by extensions on that
* server, if any.
*/
#ifndef IEEEFLOAT
#ifdef vax
#define IEEEFLOAT 0
#define DPS_FORMATNAME "VAX"
#endif /* vax */
#ifdef MIPSEL
#define IEEEFLOAT 1
#endif /* MIPSEL */
#ifdef MIPSEB
#define IEEEFLOAT 1
#endif /* MIPSEB */
#ifdef sparc
#define IEEEFLOAT 1
#endif /* sparc */
#ifdef mc68000
#define IEEEFLOAT 1
#endif /* mc68000 */
#if defined(_IBMR2) || defined(_POWER)
#define IEEEFLOAT 1
#endif /* _IBMR2 */
#if defined(__alpha) || defined(__alpha__) || \
defined(__ia64__) || defined(ia64) || \
defined(__s390x__)
#define IEEEFLOAT 1
#endif /* __alpha */
#ifdef __i386__
#define IEEEFLOAT 1
#endif /* __i386__ */
#ifndef IEEEFLOAT
#define IEEEFLOAT 1
#endif /* IEEEFLOAT */
#endif /* IEEEFLOAT */
#ifndef DPS_FORMATNAME
#if IEEEFLOAT
#define DPS_FORMATNAME "IEEE"
#else /* IEEEFLOAT */
#define DPS_FORMATNAME UNKNOWN /* This should raise an error */
#endif /* IEEEFLOAT */
#endif /* DPS_FORMATNAME */
/*
* SWAPBITS is true on a CPU whose native order is "little-endian", i.e.,
* the low-order byte of a multiple-byte unit (word, longword) appears
* at the lowest address in memory. SWAPBITS is false on a "big-endian"
* CPU, where the high-order byte comes first. This affects the layout
* of structures and determines whether or not conversions are required
* when manipulating external binary representations.
*
* SWAPBITS should be true (1) for:
* Alpha, VAX, i80x86 series, ia64, MIPS little-endian (e.g. DEC version)
* SWAPBITS should be false (0) for:
* mc680x0 series, IBM R6000, MIPS big-endian (e.g. SGI version), SPARC,
* HPPA
*/
#ifndef SWAPBITS
#if defined(__alpha) || defined(__alpha__) || \
defined(__ia64__) || defined(ia64)
#define SWAPBITS 1
#endif /* __alpha */
#ifdef vax
#define SWAPBITS 1
#endif /* vax */
#ifdef MIPSEL
#define SWAPBITS 1
#endif /* MIPSEL */
#ifdef MIPSEB
#define SWAPBITS 0
#endif /* MIPSEB */
#ifdef sparc
#define SWAPBITS 0
#endif /* sparc */
#ifdef mc68000
#define SWAPBITS 0
#endif /* mc68000 */
#if defined(__s390x__) || defined (__s390__)
#define SWAPBITS 0
#endif /* s390 and s390x */
#if (defined(_IBMR2) || defined(_POWER)) && defined(AIXV3)
#define SWAPBITS 0
#endif /* _IBMR2 */
#ifdef __i386__
#define SWAPBITS 1
#endif /* __i386__ */
#ifndef SWAPBITS
#define SWAPBITS 0
#endif /* SWAPBITS */
#endif /* SWAPBITS */
/*
* MIN_POINTER_ALIGN gives the minimum alignment requirements for pointers
* to structures. If a pointer to an arbitrary buffer is to be cast to
* a pointer to a structure, the buffer must be aligned according to
* MIN_POINTER_ALIGN. MIN_POINTER_ALIGN must be a power of 2.
*
* MIN_POINTER_ALIGN must be 8 on
* Alpha, IA-64, hppa64 (aka hppa2.0 in wide mode)
* MIN_POINTER_ALIGN must be 4 on
* VAX, i80x86 series, MIPS, mc680x0 series, IBM R6000, SPARC, HPPA
*/
#ifndef MIN_POINTER_ALIGN
#if defined(__alpha) || defined(__alpha__) || \
defined(__ia64__) || defined(ia64) || \
defined(__s390x__)
#define MIN_POINTER_ALIGN 8
#endif /* __alpha */
#if defined(__hppa__)
#if defined(__LP64__)
#define MIN_POINTER_ALIGN 8
#else
#define MIN_POINTER_ALIGN 4
#endif
#endif
#ifdef vax
#define MIN_POINTER_ALIGN 4
#endif /* vax */
#ifdef MIPSEL
#define MIN_POINTER_ALIGN 4
#endif /* MIPSEL */
#ifdef MIPSEB
#define MIN_POINTER_ALIGN 4
#endif /* MIPSEB */
#ifdef sparc
#define MIN_POINTER_ALIGN 4
#endif /* sparc */
#ifdef mc68000
#define MIN_POINTER_ALIGN 4
#endif /* mc68000 */
#if defined(_IBMR2) || defined(_POWER)
#define MIN_POINTER_ALIGN 4
#endif /* _IBMR2 */
#ifndef MIN_POINTER_ALIGN
#define MIN_POINTER_ALIGN 4
#endif /* MIN_POINTER_ALIGN */
#endif /* MIN_POINTER_ALIGN */
#endif /* DPSCONFIG_H */
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