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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2004 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/* Copyright (c) 1988 AT&T */
/* All Rights Reserved */
/*
* The intent here is to provide a means to make the order of
* bytes in an io-stream correspond to the order of the bytes
* in the memory while doing the io a `word' at a time.
*/
#pragma weak getw = _getw
#include "synonyms.h"
#include "file64.h"
#include "mtlib.h"
#include <stdio.h>
#include <thread.h>
#include <synch.h>
#include "stdiom.h"
/* Read sizeof(int) characters from stream and return these in an int */
int
getw(FILE *stream)
{
int w;
char *s = (char *)&w;
int i = sizeof (int);
int ret;
rmutex_t *lk;
FLOCKFILE(lk, stream);
while (--i >= 0 && !(stream->_flag & (_IOERR | _IOEOF)))
*s++ = GETC(stream);
ret = ((stream->_flag & (_IOERR | _IOEOF)) ? EOF : w);
FUNLOCKFILE(lk);
return (ret);
}
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