fbda9f3280
Replaced $Id$ and $Header$ keywords with $Revision-Id$ Deleted $Log$ keywords and any log messages
66 lines
1.7 KiB
C
66 lines
1.7 KiB
C
/*************************************************************************\
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* Copyright (c) 2009 UChicago Argonne LLC, as Operator of Argonne
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* National Laboratory.
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* Copyright (c) 2002 The Regents of the University of California, as
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* Operator of Los Alamos National Laboratory.
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* EPICS BASE is distributed subject to a Software License Agreement found
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* in file LICENSE that is included with this distribution.
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\*************************************************************************/
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/* $Revision-Id$
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*
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* Author: Marty Kraimer
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* Date: 6-1-90
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*/
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#ifndef INC_dbDefs_H
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#define INC_dbDefs_H
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#include <stddef.h>
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#ifdef TRUE
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# undef TRUE
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#endif
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#define TRUE 1
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#ifdef FALSE
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# undef FALSE
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#endif
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#define FALSE 0
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/* deprecated, use static */
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#ifndef LOCAL
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# define LOCAL static
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#endif
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/* number of elements in an array */
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#ifndef NELEMENTS
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# define NELEMENTS(array) (sizeof (array) / sizeof ((array) [0]))
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#endif
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/* byte offset of member in structure - deprecated, use offsetof */
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#ifndef OFFSET
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# define OFFSET(structure, member) offsetof(structure, member)
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#endif
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/* Subtract member byte offset, returning pointer to parent object */
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#ifndef CONTAINER
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# ifdef __GNUC__
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# define CONTAINER(ptr, structure, member) ({ \
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const __typeof(((structure*)0)->member) *_ptr = (ptr); \
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(structure*)((char*)_ptr - offsetof(structure, member)); \
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})
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# else
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# define CONTAINER(ptr, structure, member) \
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((structure*)((char*)(ptr) - offsetof(structure, member)))
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# endif
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#endif
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/*Process Variable Name Size */
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/* PVNAME_STRINGSZ includes the nil terminator */
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#define PVNAME_STRINGSZ 61
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#define PVNAME_SZ (PVNAME_STRINGSZ - 1)
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#define DB_MAX_CHOICES 30
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#endif /* INC_dbDefs_H */
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