b5f782e810
- Fixed so that .[A-Z]* targets that do not match keywords are ignored as Posix mandates - Added .PHONY target keyword
106 lines
3.4 KiB
C
106 lines
3.4 KiB
C
/* $NetBSD: lstDupl.c,v 1.5 1995/06/14 15:21:02 christos Exp $ */
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/*
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* Copyright (c) 1988, 1989, 1990 The Regents of the University of California.
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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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#ifndef lint
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#if 0
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static char sccsid[] = "@(#)lstDupl.c 5.3 (Berkeley) 6/1/90";
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#else
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static char rcsid[] = "$NetBSD: lstDupl.c,v 1.5 1995/06/14 15:21:02 christos Exp $";
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#endif
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#endif /* not lint */
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/*-
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* listDupl.c --
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* Duplicate a list. This includes duplicating the individual
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* elements.
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*/
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#include "lstInt.h"
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/*-
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*-----------------------------------------------------------------------
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* Lst_Duplicate --
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* Duplicate an entire list. If a function to copy a ClientData is
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* given, the individual client elements will be duplicated as well.
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*
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* Results:
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* The new Lst structure or NILLST if failure.
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*
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* Side Effects:
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* A new list is created.
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*-----------------------------------------------------------------------
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*/
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Lst
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Lst_Duplicate (l, copyProc)
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Lst l; /* the list to duplicate */
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/* A function to duplicate each ClientData */
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ClientData (*copyProc) __P((ClientData));
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{
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register Lst nl;
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register ListNode ln;
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register List list = (List)l;
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if (!LstValid (l)) {
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return (NILLST);
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}
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nl = Lst_Init (list->isCirc);
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if (nl == NILLST) {
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return (NILLST);
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}
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ln = list->firstPtr;
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while (ln != NilListNode) {
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if (copyProc != NOCOPY) {
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if (Lst_AtEnd (nl, (*copyProc) (ln->datum)) == FAILURE) {
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return (NILLST);
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}
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} else if (Lst_AtEnd (nl, ln->datum) == FAILURE) {
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return (NILLST);
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}
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if (list->isCirc && ln == list->lastPtr) {
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ln = NilListNode;
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} else {
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ln = ln->nextPtr;
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}
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}
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return (nl);
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}
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