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Diffstat (limited to 'bootstrap/bmake/lst.lib/lstEnQueue.c')
| -rw-r--r-- | bootstrap/bmake/lst.lib/lstEnQueue.c | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/bootstrap/bmake/lst.lib/lstEnQueue.c b/bootstrap/bmake/lst.lib/lstEnQueue.c new file mode 100644 index 00000000000..c473f72f7a6 --- /dev/null +++ b/bootstrap/bmake/lst.lib/lstEnQueue.c @@ -0,0 +1,84 @@ +/* $NetBSD: lstEnQueue.c,v 1.1.1.1 2004/03/11 13:04:17 grant Exp $ */ + +/* + * Copyright (c) 1988, 1989, 1990, 1993 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Adam de Boor. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifdef MAKE_BOOTSTRAP +static char rcsid[] = "$NetBSD: lstEnQueue.c,v 1.1.1.1 2004/03/11 13:04:17 grant Exp $"; +#else +#include <sys/cdefs.h> +#ifndef lint +#if 0 +static char sccsid[] = "@(#)lstEnQueue.c 8.1 (Berkeley) 6/6/93"; +#else +__RCSID("$NetBSD: lstEnQueue.c,v 1.1.1.1 2004/03/11 13:04:17 grant Exp $"); +#endif +#endif /* not lint */ +#endif + +/*- + * LstEnQueue.c-- + * Treat the list as a queue and place a datum at its end + */ + +#include "lstInt.h" + +/*- + *----------------------------------------------------------------------- + * Lst_EnQueue -- + * Add the datum to the tail of the given list. + * + * Results: + * SUCCESS or FAILURE as returned by Lst_Append. + * + * Side Effects: + * the lastPtr field is altered all the time and the firstPtr field + * will be altered if the list used to be empty. + * + *----------------------------------------------------------------------- + */ +ReturnStatus +Lst_EnQueue (l, d) + Lst l; + ClientData d; +{ + if (LstValid (l) == FALSE) { + return (FAILURE); + } + + return (Lst_Append (l, Lst_Last(l), d)); +} + |