#ifndef LINT
#ifdef RCS_ID
static char *rcsid = "@(#)$Header: /crl/audio/AF/RCS/globals.c,v 1.1 1993/10/26 21:43:04 tml Exp $";
#endif
#endif
/***********************************************************
Copyright 1993 by Tektronix, Inc., Wilsonville, Oregon.

                        All Rights Reserved

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 names of Tektronix or Tek not be
used in advertising or publicity pertaining to distribution of the
software without specific, written prior permission.  

TEKTRONIX DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
TEKTRONIX BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
SOFTWARE.

******************************************************************/
/*
 * $XConsortium: globals.c,v 1.1 89/10/03 17:25:16 jim Exp $
 *
 * Copyright 1989 Massachusetts Institute of Technology
 *
 *
 *                                 Global data
 *
 * This file should contain only those objects which must be predefined.
 */
#include <AF/AFlib.h>
#include <AF/extensions/AFext.h>
#include <sys/param.h>			/* for definition of NULL */


/*
 * If possible, it is useful to have the global data default to a null value.
 * Some shared library implementations are *much* happier if there isn't any
 * global initialized data.
 */
#ifdef NULL_NOT_ZERO			/* then need to initialize */
#define SetZero(t,var,z) t var = z
#else 
#define SetZero(t,var,z) t var
#endif

#ifdef ATTSHAREDLIB			/* then need extra variables */
/*
 * If we need to define extra variables for each global
 */
#if defined(__STDC__) && !defined(UNIXCPP)  /* then ANSI C concatenation */
#define ZEROINIT(t,var,val) SetZero(t,var,val); \
  SetZero (long, _libAF_##var##Flag, 0); \
  SetZero (void *, _libAF_##var##Ptr, NULL)
#else /* else pcc concatenation */
#define ZEROINIT(t,var,val) SetZero(t,var,val); \
  SetZero (long, _libAF_/**/var/**/Flag, 0); \
  SetZero (void *, _libAF_/**/var/**/Ptr, NULL)
#endif

#else /* else not ATTSHAREDLIB */
/*
 * no extra crud
 */
#define ZEROINIT(t,var,val) SetZero (t, var, val)

#endif


/*
 * Error handlers; used to be in AlibInt.c
 */
typedef int (*funcptr)();
ZEROINIT (funcptr, _AFExtensionErrorFunction, NULL);

/*
 * NOTE: any additional external definition NEED
 * to be inserted BELOW this point!!!
 */

/*
 * NOTE: any additional external definition NEED
 * to be inserted ABOVE this point!!!
 */

