/*-

 * 

 * Copyright (c) 1990, 1993

 *	The Regents of the University of California.  All rights reserved.

 *

 * This code is derived from software contributed to Berkeley by

 * Chris Torek.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 * 2. Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in the

 *    documentation and/or other materials provided with the distribution.

 * 4. Neither the name of the University nor the names of its contributors

 *    may be used to endorse or promote products derived from this software

 *    without specific prior written permission.

 *

 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND

 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE

 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY

 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF

 * SUCH DAMAGE.

 * * Portions Copyright (c) 2005-2006 Nokia Corporation and/or its subsidiary(-ies). All rights reserved. 

 */

#if defined(LIBC_SCCS) && !defined(lint)

static char sccsid[] = "@(#)gets.c	8.1 (Berkeley) 6/4/93";

#endif /* LIBC_SCCS and not lint */

#include <sys/cdefs.h>

#ifndef __SYMBIAN32__ 

__FBSDID("$FreeBSD: src/lib/libc/stdio/gets.c,v 1.16 2003/01/30 23:32:53 tjr Exp $");

#endif

#include "namespace.h"

#include <stdio.h>

#include <sys/cdefs.h>

#include "un-namespace.h"

#include <unistd.h>

#include "libc_private.h"

#include "local.h"

#include "common_def.h"

#ifndef __SYMBIAN32__ 

__warn_references(gets, "warning: this program uses gets(), which is unsafe.");

#endif

#if (defined(__SYMBIAN32__) && (defined(__WINSCW__) || defined(__WINS__)))

#include "libc_wsd_defs.h"

#endif

#ifdef EMULATOR

GET_STATIC_VAR_FROM_TLS(warned, int)

GET_STATIC_ARRAY_FROM_TLS(w, char)

#define warned (*GET_WSD_VAR_NAME(warned, s)())

#define w (GET_WSD_VAR_NAME(w, s)())

#define WARNING_STR_SIZE 53

#endif //EMULATOR

EXPORT_C

char *

gets(buf)

	char *buf;

{

	int c;

	char *s;

#ifndef EMULATOR

	static int warned;

	static char w[] =

	    "warning: this program uses gets(), which is unsafe.\n";

#endif //EMULATOR

	FLOCKFILE(stdin);

	ORIENT(stdin, -1);

	if (!warned) {

#ifndef EMULATOR		

		(void) _write(STDERR_FILENO, w, sizeof(w) - 1);

#else		

		(void) _write(STDERR_FILENO, w, WARNING_STR_SIZE);

#endif		

		warned = 1;

	}

	for (s = buf; (c = __sgetc(stdin)) != '\n';)

		if (c == EOF)

			if (s == buf) {

				FUNLOCKFILE(stdin);

				return (NULL);

			} else

				break;

		else

			*s++ = (char) c;

	*s = 0;

	FUNLOCKFILE(stdin);

	return (buf);

}