/* $XConsortium: FSNextEv.c,v 1.3 91/07/22 11:29:14 rws Exp $ */

/* @(#)FSNextEv.c	4.1	91/05/02
 * Copyright 1990 Network Computing Devices;
 * Portions Copyright 1987 by Digital Equipment Corporation and the
 * Massachusetts Institute of Technology
 *
 * Permission to use, copy, modify, and distribute this protoype software
 * and its documentation to Members and Affiliates of the MIT X Consortium
 * any purpose and without fee is hereby granted, provided
 * that the above copyright notice appear in all copies and that both that
 * copyright notice and this permission notice appear in supporting
 * documentation, and that the names of Network Computing Devices, Digital or
 * MIT not be used in advertising or publicity pertaining to distribution of
 * the software without specific, written prior permission.
 *
 * NETWORK COMPUTING DEVICES, DIGITAL AND MIT DISCLAIM ALL WARRANTIES WITH
 * REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS, IN NO EVENT SHALL NETWORK COMPUTING DEVICES, DIGITAL OR MIT BE
 * LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#include	"FSlibint.h"

extern _FSQEvent *_FSqfree;

FSNextEvent(svr, event)
    FSServer     *svr;
    FSEvent    *event;
{
    _FSQEvent  *qelt;

    if (svr->head == NULL)
	_FSReadEvents(svr);
    qelt = svr->head;
    *event = qelt->event;

    if ((svr->head = qelt->next) == NULL)
	svr->tail = NULL;
    qelt->next = _FSqfree;
    _FSqfree = qelt;
    svr->qlen--;
}