1 /* $NetBSD: lstInit.c,v 1.4 1995/06/14 15:21:18 christos Exp $ */ 2 3 /* 4 * Copyright (c) 1988, 1989, 1990 The Regents of the University of California. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * Adam de Boor. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the University of 21 * California, Berkeley and its contributors. 22 * 4. Neither the name of the University nor the names of its contributors 23 * may be used to endorse or promote products derived from this software 24 * without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 29 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 30 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 */ 38 39 #ifndef lint 40 #if 0 41 static char sccsid[] = "@(#)lstInit.c 5.4 (Berkeley) 12/28/90"; 42 #else 43 static char rcsid[] = "$NetBSD: lstInit.c,v 1.4 1995/06/14 15:21:18 christos Exp $"; 44 #endif 45 #endif /* not lint */ 46 47 /*- 48 * init.c -- 49 * Initialize a new linked list. 50 */ 51 52 #include "lstInt.h" 53 54 /*- 55 *----------------------------------------------------------------------- 56 * Lst_Init -- 57 * Create and initialize a new list. 58 * 59 * Results: 60 * The created list. 61 * 62 * Side Effects: 63 * A list is created, what else? 64 * 65 *----------------------------------------------------------------------- 66 */ 67 Lst 68 Lst_Init(circ) 69 Boolean circ; /* TRUE if the list should be made circular */ 70 { 71 register List nList; 72 73 PAlloc (nList, List); 74 75 nList->firstPtr = NilListNode; 76 nList->lastPtr = NilListNode; 77 nList->isOpen = FALSE; 78 nList->isCirc = circ; 79 nList->atEnd = Unknown; 80 81 return ((Lst)nList); 82 } 83