2e14ff0f41
of sysinstall. So sysinstall may retire now, we have the important non-install part of it covered. ATM it doesn't understand GEOM stuff (like mirror, stripe, raid, ...), but patches to change this and to clean it up internally are more than welcome. Submitted by: mami@nyitolap.hu
56 lines
2.0 KiB
C
56 lines
2.0 KiB
C
/*
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* $FreeBSD$
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*
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* Copyright (c) 1997 FreeBSD, Inc.
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* All rights reserved.
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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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* verbatim and that no modifications are made prior to this
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* point in the file.
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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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*
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* THIS SOFTWARE IS PROVIDED BY PAUL TRAINA ``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 PAUL TRAINA OR HIS KILLER RATS 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, LIFE 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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*/
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/* The structure */
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typedef struct _qelement {
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struct _qelement *q_forw;
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struct _qelement *q_back;
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} qelement;
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#define INITQUE(Xhead) { \
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(Xhead).q_forw = &(Xhead); \
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(Xhead).q_back = &(Xhead); \
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}
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#define EMPTYQUE(Xhead) \
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((Xhead).q_forw == &(Xhead))
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#define INSQUEUE(elem, pred) { \
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register qelement *Xe = (qelement *) (elem); \
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register qelement *Xp = (qelement *) (pred); \
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Xp->q_forw = (Xe->q_forw = (Xe->q_back = Xp)->q_forw)->q_back = Xe; \
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}
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#define REMQUE(elem) { \
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register qelement *Xe = (qelement *) (elem); \
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(Xe->q_back->q_forw = Xe->q_forw)->q_back = Xe->q_back; \
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}
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