1 /* $OpenBSD: lstForEachFrom.c,v 1.20 2015/10/14 13:52:11 espie Exp $ */ 2 /* $NetBSD: lstForEachFrom.c,v 1.5 1996/11/06 17:59:42 christos Exp $ */ 3 4 /* 5 * Copyright (c) 1988, 1989, 1990, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * This code is derived from software contributed to Berkeley by 9 * Adam de Boor. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. Neither the name of the University nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 */ 35 36 /*- 37 * lstForEachFrom.c -- 38 * Perform a given function on all elements of a list starting from 39 * a given point. 40 */ 41 42 #include "lstInt.h" 43 #include <stdlib.h> 44 45 /*- 46 *----------------------------------------------------------------------- 47 * Lst_ForEachFrom -- 48 * Apply the given function to each element of the given list. The 49 * function should return 0 if traversal should continue and non- 50 * zero if it should abort. 51 * 52 * Side Effects: 53 * Only those created by the passed-in function. 54 *----------------------------------------------------------------------- 55 */ 56 void 57 Lst_ForEachFrom(LstNode ln, ForEachProc proc, void *d) 58 { 59 LstNode tln; 60 61 for (tln = ln; tln != NULL; tln = tln->nextPtr) 62 (*proc)(tln->datum, d); 63 } 64 65 void 66 Lst_Every(Lst l, SimpleProc proc) 67 { 68 LstNode tln; 69 70 for (tln = l->firstPtr; tln != NULL; tln = tln->nextPtr) 71 (*proc)(tln->datum); 72 } 73