1 /* $OpenPackages$ */ 2 /* $OpenBSD: lstDestroy.c,v 1.14 2001/05/29 12:53:45 espie Exp $ */ 3 /* $NetBSD: lstDestroy.c,v 1.6 1996/11/06 17:59:37 christos Exp $ */ 4 5 /* 6 * Copyright (c) 1988, 1989, 1990, 1993 7 * The Regents of the University of California. 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 41 /*- 42 * LstDestroy.c -- 43 * Nuke a list and all its resources 44 */ 45 46 #include "lstInt.h" 47 #include <stdlib.h> 48 49 /*- 50 *----------------------------------------------------------------------- 51 * Lst_Destroy -- 52 * Destroy a list and free all its resources. If the freeProc is 53 * given, it is called with the datum from each node in turn before 54 * the node is freed. 55 * 56 * Side Effects: 57 * The given list is freed in its entirety. 58 * 59 *----------------------------------------------------------------------- 60 */ 61 void 62 Lst_Destroy(l, freeProc) 63 Lst l; 64 SimpleProc freeProc; 65 { 66 LstNode ln; 67 LstNode tln; 68 69 if (freeProc) { 70 for (ln = l->firstPtr; ln != NULL; ln = tln) { 71 tln = ln->nextPtr; 72 (*freeProc)(ln->datum); 73 free(ln); 74 } 75 } else { 76 for (ln = l->firstPtr; ln != NULL; ln = tln) { 77 tln = ln->nextPtr; 78 free(ln); 79 } 80 } 81 } 82 83