// Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

// at the URL "http://www.eclipse.org/legal/epl-v10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

// Name        : system.cpp

// Part of     : libc library

// executes a given command/executable.

//

#include <stdlib_r.h> //mbstowcs

#include "sysreent.h" //_wsystem_r

#include <errno.h>

#include <string.h>

extern "C" {

#define	MAXPATHLEN	260	/* E32STD.H: KMaxFullName + 4 to avoid data loss */

int _system_r (struct _reent *r, const char* cmd);

/*

Execute command.

*/

EXPORT_C int system (const char* cmd)

	{

	return _system_r (_REENT,cmd);

	}

/*

A reentrant version of system().

*/

int _system_r (struct _reent *r, const char* cmd)

	{

	wchar_t wcmd[MAXPATHLEN+1];

	if (cmd==0)

		{

		return 1;	// special case, says that we do support system().	

		}

	if(strlen(cmd) > MAXPATHLEN)

		{

		errno = ENAMETOOLONG;

		return -1;	

		}

	if (((size_t)-1 != mbstowcs(wcmd, cmd, MAXPATHLEN)))

		return _wsystem_r(&r->_errno, wcmd);

		r->_errno = EILSEQ;

	return -1;

	}

} // extern "C"