/*
 * |-----------------------------------------------------------|
 * | Copyright (c) 1990 MIPS Computer Systems, Inc.            |
 * | All Rights Reserved                                       |
 * |-----------------------------------------------------------|
 * |          Restricted Rights Legend                         |
 * | Use, duplication, or disclosure by the Government is      |
 * | subject to restrictions as set forth in                   |
 * | subparagraph (c)(1)(ii) of the Rights in Technical        |
 * | Data and Computer Software Clause of DFARS 52.227-7013.   |
 * |         MIPS Computer Systems, Inc.                       |
 * |         928 Arques Avenue                                 |
 * |         Sunnyvale, CA 94086                               |
 * |-----------------------------------------------------------|
 */
#ident	"$Header: fgetws.c,v 1.1.2.1 92/06/24 14:10:57 marker Exp $"

/*	Copyright (c) 1986 AT&T	*/
/*	  All Rights Reserved  	*/

/*	THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T	*/
/*	The copyright notice above does not evidence any   	*/
/*	actual or intended publication of such source code.	*/

/*	This module is created for NLS on Sep.03.86		*/

#ident	"@(#)libw-port:wstdio/fgetws.c	1.0"

/*
 * Fgetws reads EUC characters from the "iop", converts
 * them to process codes, and places them in the wchar_t
 * array pointed to by "ptr". Fgetws reads until n-1 process
 * codes are transferred to "ptr", or EOF.
 */

#include "shlib.h"
#include <stdio.h>
#include <widec.h>

wchar_t *
fgetws(ptr, size, iop)
register wchar_t *ptr;
register int  size;
register FILE *iop;
{
	register wchar_t *ptr0 = ptr;
	register c;

	for (size--; size > 0; size--) { /* until size-1 */
		if ((c = getwc(iop)) == EOF) {
			if (ptr == ptr0) /* no data */
				return(NULL);
			break; /* no more data */
		}
		*ptr++ = c;
		if (c == '\n')   /* new line character */
			break;
	}
	*ptr = 0;
	return(ptr0);
}
