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Annotation of src/usr.bin/make/sprite.h, Revision 1.1.1.1

1.1       deraadt     1: /*     $NetBSD: sprite.h,v 1.5 1995/06/14 15:19:54 christos Exp $      */
                      2:
                      3: /*
                      4:  * Copyright (c) 1988, 1989, 1990 The Regents of the University of California.
                      5:  * Copyright (c) 1988, 1989 by Adam de Boor
                      6:  * Copyright (c) 1989 by Berkeley Softworks
                      7:  * All rights reserved.
                      8:  *
                      9:  * This code is derived from software contributed to Berkeley by
                     10:  * Adam de Boor.
                     11:  *
                     12:  * Redistribution and use in source and binary forms, with or without
                     13:  * modification, are permitted provided that the following conditions
                     14:  * are met:
                     15:  * 1. Redistributions of source code must retain the above copyright
                     16:  *    notice, this list of conditions and the following disclaimer.
                     17:  * 2. Redistributions in binary form must reproduce the above copyright
                     18:  *    notice, this list of conditions and the following disclaimer in the
                     19:  *    documentation and/or other materials provided with the distribution.
                     20:  * 3. All advertising materials mentioning features or use of this software
                     21:  *    must display the following acknowledgement:
                     22:  *     This product includes software developed by the University of
                     23:  *     California, Berkeley and its contributors.
                     24:  * 4. Neither the name of the University nor the names of its contributors
                     25:  *    may be used to endorse or promote products derived from this software
                     26:  *    without specific prior written permission.
                     27:  *
                     28:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     29:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     30:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     31:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     32:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     33:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     34:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     35:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     36:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     37:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     38:  * SUCH DAMAGE.
                     39:  *
                     40:  *     from: @(#)sprite.h      5.3 (Berkeley) 6/1/90
                     41:  */
                     42:
                     43: /*
                     44:  * sprite.h --
                     45:  *
                     46:  * Common constants and type declarations for Sprite.
                     47:  */
                     48:
                     49: #ifndef _SPRITE
                     50: #define _SPRITE
                     51:
                     52:
                     53: /*
                     54:  * A boolean type is defined as an integer, not an enum. This allows a
                     55:  * boolean argument to be an expression that isn't strictly 0 or 1 valued.
                     56:  */
                     57:
                     58: typedef int Boolean;
                     59: #ifndef TRUE
                     60: #define TRUE   1
                     61: #endif TRUE
                     62: #ifndef FALSE
                     63: #define FALSE  0
                     64: #endif FALSE
                     65:
                     66: /*
                     67:  * Functions that must return a status can return a ReturnStatus to
                     68:  * indicate success or type of failure.
                     69:  */
                     70:
                     71: typedef int  ReturnStatus;
                     72:
                     73: /*
                     74:  * The following statuses overlap with the first 2 generic statuses
                     75:  * defined in status.h:
                     76:  *
                     77:  * SUCCESS                     There was no error.
                     78:  * FAILURE                     There was a general error.
                     79:  */
                     80:
                     81: #define        SUCCESS                 0x00000000
                     82: #define        FAILURE                 0x00000001
                     83:
                     84:
                     85: /*
                     86:  * A nil pointer must be something that will cause an exception if
                     87:  * referenced.  There are two nils: the kernels nil and the nil used
                     88:  * by user processes.
                     89:  */
                     90:
                     91: #define NIL            ~0
                     92: #define USER_NIL       0
                     93: #ifndef NULL
                     94: #define NULL           0
                     95: #endif NULL
                     96:
                     97: /*
                     98:  * An address is just a pointer in C.  It is defined as a character pointer
                     99:  * so that address arithmetic will work properly, a byte at a time.
                    100:  */
                    101:
                    102: typedef char *Address;
                    103:
                    104: /*
                    105:  * ClientData is an uninterpreted word.  It is defined as an int so that
                    106:  * kdbx will not interpret client data as a string.  Unlike an "Address",
                    107:  * client data will generally not be used in arithmetic.
                    108:  * But we don't have kdbx anymore so we define it as void (christos)
                    109:  */
                    110:
                    111: typedef void *ClientData;
                    112:
                    113: #endif /* _SPRITE */