113 lines
3.5 KiB
C
113 lines
3.5 KiB
C
/*
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* Copyright (c) 1988, 1989, 1990, 1993
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* The Regents of the University of California. All rights reserved.
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* Copyright (c) 1989 by Berkeley Softworks
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Adam de Boor.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* from: @(#)sprite.h 8.1 (Berkeley) 6/6/93
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* $Id$
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*/
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/*
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* sprite.h --
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*
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* Common constants and type declarations for Sprite.
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*/
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#ifndef _SPRITE
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#define _SPRITE
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/*
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* A boolean type is defined as an integer, not an enum. This allows a
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* boolean argument to be an expression that isn't strictly 0 or 1 valued.
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*/
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typedef int Boolean;
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#ifndef TRUE
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#define TRUE 1
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#endif TRUE
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#ifndef FALSE
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#define FALSE 0
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#endif FALSE
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/*
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* Functions that must return a status can return a ReturnStatus to
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* indicate success or type of failure.
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*/
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typedef int ReturnStatus;
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/*
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* The following statuses overlap with the first 2 generic statuses
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* defined in status.h:
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*
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* SUCCESS There was no error.
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* FAILURE There was a general error.
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*/
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#define SUCCESS 0x00000000
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#define FAILURE 0x00000001
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/*
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* A nil pointer must be something that will cause an exception if
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* referenced. There are two nils: the kernels nil and the nil used
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* by user processes.
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*/
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#define NIL ~0
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#define USER_NIL 0
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#ifndef NULL
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#define NULL 0
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#endif NULL
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/*
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* An address is just a pointer in C. It is defined as a character pointer
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* so that address arithmetic will work properly, a byte at a time.
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*/
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typedef char *Address;
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/*
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* ClientData is an uninterpreted word. It is defined as an int so that
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* kdbx will not interpret client data as a string. Unlike an "Address",
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* client data will generally not be used in arithmetic.
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* But we don't have kdbx anymore so we define it as void (christos)
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*/
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typedef void *ClientData;
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#endif /* _SPRITE */
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