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/*
* $XConsortium: Xos.h,v 1.16 89/06/19 11:14:59 jim Exp $
*
* Copyright 1987 by the Massachusetts Institute of Technology
*
* Permission to use, copy, modify, and distribute this software and its
* documentation for any purpose and without fee is hereby granted, provided
* that the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of M.I.T. not be used in advertising
* or publicity pertaining to distribution of the software without specific,
* written prior permission. M.I.T. makes no representations about the
* suitability of this software for any purpose. It is provided "as is"
* without express or implied warranty.
*
* The X Window System is a Trademark of MIT.
*
*/
/* This is a collection of things to try and minimize system dependencies
* in a "signficant" number of source files.
*/
#ifndef _XOS_H_
#define _XOS_H_
/*
* Get major data types (esp. caddr_t)
*/
#if defined(CRAY) || defined(USG)
#ifndef __TYPES__
#define __TYPES__
#include <sys/types.h> /* forgot to protect it... */
#endif /* __TYPES__ */
#else
#include <sys/types.h>
#endif /* CRAY or USG */
/*
* Just about everyone needs the strings routines. For uniformity, we use
* the BSD-style index() and rindex() in application code, so any systems that
* don't provide them need to have #defines here. Unfortunately, we can't
* use #if defined() here since makedepend will get confused.
*
* The list of systems that currently needs System V stings includes:
*
* hpux
* macII
* CRAY
* USG
*
* all of which happen to define SYSV as well.
*/
#ifdef SYSV
#include <string.h>
#define index strchr
#define rindex strrchr
#else
#include <strings.h>
#endif /* SYSV */
/*
* Get open(2) constants
*/
#ifdef SYSV
#ifndef macII
#include <fcntl.h>
#endif
#endif /* SYSV */
#include <sys/file.h>
/*
* Get struct timeval
*/
#ifdef SYSV
#if defined(sgi) || defined(CRAY2)
#include <sys/time.h> /* SYSV && (sgi || CRAY2) */
#else
#include <time.h> /* SYSV */
#endif
#ifdef USG
#ifdef umips
#include <bsd/sys/time.h> /* SYSV && umips */
#else
#ifndef __TIMEVAL__
#define __TIMEVAL__
struct timeval {
long tv_sec;
long tv_usec;
};
struct timezone {
int tz_minuteswest;
int tz_dsttime;
};
#endif
#endif /* umips or not */
#endif /* USG */
#ifdef macII
#include <sys/time.h> /* SYSV && macII */
#endif
#else
#include <sys/time.h> /* bsd */
#endif
/*
* More BSDisms
*/
#ifdef SYSV
#ifndef macII
#define SIGCHLD SIGCLD
#endif
#endif
/*
* Put system-specific definitions here
*/
#ifdef hpux
#define sigvec sigvector
#endif
#ifdef umips
#ifdef USG
#include <bsd/sys/ioctl.h>
#include <bsd/sys/file.h>
#endif
#endif
#endif /* _XOS_H_ */
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