/*----------------------------------------------------------------------------*/
/*                                                                            */
/* Copyright (c) 1995, 2004 IBM Corporation. All rights reserved.             */
/* Copyright (c) 2005-2014 Rexx Language Association. All rights reserved.    */
/*                                                                            */
/* This program and the accompanying materials are made available under       */
/* the terms of the Common Public License v1.0 which accompanies this         */
/* distribution. A copy is also available at the following address:           */
/* http://www.oorexx.org/license.html                                         */
/*                                                                            */
/* Redistribution and use in source and binary forms, with or                 */
/* without modification, are permitted provided that the following            */
/* conditions are met:                                                        */
/*                                                                            */
/* Redistributions of source code must retain the above copyright             */
/* notice, this list of conditions and the following disclaimer.              */
/* 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.   */
/*                                                                            */
/* Neither the name of Rexx Language Association 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 COPYRIGHT HOLDERS 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 COPYRIGHT   */
/* OWNER 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.               */
/*                                                                            */
/*----------------------------------------------------------------------------*/
/*********************************************************************/
/*                                                                   */
/*   Function:  Miscellaneous system specific routines               */
/*                                                                   */
/*********************************************************************/
#include "RexxCore.h"
#include "StringClass.hpp"
#include <signal.h>
#include "SystemInterpreter.hpp"
#include "ActivityManager.hpp"


/**
 * Return the platform name used in Parse Source.
 *
 * @return The string name of the platform we're building for.
 */
const char *SystemInterpreter::getPlatformName()
{
    return "WindowsNT";
}

/**
 * Exception Filter used by Windows exception handling
 *
 * @param xCode  The exception code.
 *
 * @return We always pass on this.
 */
int WinExceptionFilter( int xCode )
{
    return EXCEPTION_CONTINUE_SEARCH;
}


// maximum environment name length
const size_t MAX_ADDRESS_NAME_LENGTH = 250;


/**
 * Validate an external address name.
 *
 * @param Name   The name to validate
 */
void SystemInterpreter::validateAddressName(RexxString *name )
{
    // only the length of the name is a disqualifying consideration.
    if (name->getLength() > MAX_ADDRESS_NAME_LENGTH)
    {
        reportException(Error_Environment_name_name, MAX_ADDRESS_NAME_LENGTH, name);
    }
}


/**
 * This was an undocumented API prior to 4.0, but is known to have been used by
 * some IBM applications. Therefore this was maintained solely for binary
 * compatibility.
 *
 * However, it is now also used to turn off processing Windows messages in a
 * special case situation.  See the SysSemaphore::waitHandle() comments for more
 * info. This is done on a per-thread basis, RexxSetProcessMessages() must be
 * invoked while executing on the proper thread.
 *
 * @return TRUE always.
 */
BOOL APIENTRY RexxSetProcessMessages(BOOL turnOn)
{
    if ( ! turnOn )
    {
        SysSemaphore::setNoMessageLoop();
    }
    return TRUE;
}