Markus Armbruster
4515b84c59
LICENSE to COPYING, because that's where it usually is. Update all the references to these files.
77 lines
1.9 KiB
C
77 lines
1.9 KiB
C
/*
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* Empire - A multi-player, client/server Internet based war game.
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* Copyright (C) 1986-2006, Dave Pare, Jeff Bailey, Thomas Ruschak,
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* Ken Stevens, Steve McClure
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* ---
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*
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* See files README, COPYING and CREDITS in the root of the source
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* tree for related information and legal notices. It is expected
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* that future projects/authors will amend these files as needed.
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*
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* ---
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*
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* queue.c: implementation of various queuing routines
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*
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* Known contributors to this file:
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* Steve McClure, 1998
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*/
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#include <config.h>
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#include <stdlib.h>
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#if !defined(_WIN32)
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#include <unistd.h>
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#endif
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#include "misc.h"
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#include "queue.h"
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void
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insque(struct qelem *p, struct qelem *q)
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{
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p->q_forw = q->q_forw;
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p->q_back = q;
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q->q_forw->q_back = p;
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q->q_forw = p;
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}
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void
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remque(struct qelem *p)
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{
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p->q_back->q_forw = p->q_forw;
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p->q_forw->q_back = p->q_back;
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}
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void
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initque(struct qelem *p)
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{
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p->q_forw = p;
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p->q_back = p;
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}
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struct qelem *
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makeqt(int nelem)
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{
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struct qelem *table;
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struct qelem *qp;
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int i;
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table = malloc(sizeof(*table) * nelem);
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for (i = 0, qp = table; i < nelem; i++, qp++)
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initque(qp);
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return table;
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}
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