/*-

 * Copyright (c) 1988, 1993

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

 *

 * 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) 2006 Nokia Corporation.  All rights reserved.

 */

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

static char sccsid[] = "@(#)putenv.c	8.2 (Berkeley) 3/27/94";

#endif /* LIBC_SCCS and not lint */

#include <sys/cdefs.h>

__FBSDID("$FreeBSD: src/lib/libc/stdlib/putenv.c,v 1.2 2002/03/22 21:53:10 obrien Exp $");

#include <stdlib.h>

#include <string.h>

#ifdef __SYMBIAN32__

#include <errno.h>

#endif //__SYMBIAN32__

EXPORT_C

int

putenv(str)

	const char *str;

{

	char *p, *equal;

	int rval;

	if ((p = strdup(str)) == NULL)

	{

#ifdef __SYMBIAN32__

		errno = ENOMEM;

#endif //__SYMBIAN32__

		return (-1);		

	}

	if ((equal = index(p, '=')) == NULL) {

#ifdef __SYMBIAN32__

		errno = EINVAL;

#endif //__SYMBIAN32__

		(void)free(p);

		return (-1);

	}

	*equal = '\0';

	rval = setenv(p, equal + 1, 1);

	(void)free(p);

	return (rval);

}