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Sprite 1984 - 1993
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Sprite 1984 - 1993.iso
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remque.c
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C/C++ Source or Header
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1992-11-21
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1KB
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49 lines
/*
* remque.c --
*
* Source code for the "remque" library procedure.
*
* Copyright 1988 Regents of the University of California
* Permission to use, copy, modify, and distribute this
* software and its documentation for any purpose and without
* fee is hereby granted, provided that the above copyright
* notice appear in all copies. The University of California
* makes no representations about the suitability of this
* software for any purpose. It is provided "as is" without
* express or implied warranty.
*/
#ifndef lint
static char rcsid[] = "$Header: /sprite/src/lib/c/etc/RCS/remque.c,v 1.2 92/11/21 18:27:05 mottsmth Exp $ SPRITE (Berkeley)";
#endif not lint
struct qelem {
struct qelem *q_forw;
struct qelem *q_back;
char q_data[4];
};
/*
*----------------------------------------------------------------------
*
* remque --
*
* Remove an element from its queue.
*
* Results:
* None.
*
* Side effects:
* Elem is removed from the queue it used to be part of.
*
*----------------------------------------------------------------------
*/
remque(elem)
register struct qelem *elem;
{
elem->q_forw->q_back = elem->q_back;
elem->q_back->q_forw = elem->q_forw;
}