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// ==========================================================================

//

//      ustlecos.cpp

//

//      eCos specific implementations and additions to uSTL library

//

// ===========================================================================

// ####ECOSGPLCOPYRIGHTBEGIN####

// -------------------------------------------                              

// This file is part of eCos, the Embedded Configurable Operating System.   

// Copyright (C) 2009 Free Software Foundation, Inc.

//

// eCos is free software; you can redistribute it and/or modify it under

// the terms of the GNU General Public License as published by the Free

// Software Foundation; either version 2 or (at your option) any later

// version.

//

// eCos is distributed in the hope that it will be useful, but WITHOUT

// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

// for more details.

//

// You should have received a copy of the GNU General Public License        

// along with eCos; if not, write to the Free Software Foundation, Inc.,

// 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

//

// As a special exception, if other files instantiate templates or use

// macros or inline functions from this file, or you compile this file

// and link it with other works to produce a work based on this file,

// this file does not by itself cause the resulting work to be covered by

// the GNU General Public License. However the source code for this file

// must still be made available in accordance with section (3) of the GNU

// General Public License v2.

//

// This exception does not invalidate any other reasons why a work based

// on this file might be covered by the GNU General Public License.

// -------------------------------------------                              

// ####ECOSGPLCOPYRIGHTEND####

// ===========================================================================

// ===========================================================================

// #####DESCRIPTIONBEGIN####

//

// Author(s):    Uwe Kindler

// Contributors: 

// Date:         2009-07-28

// Purpose:      eCos specific additions to uSTL library

// Description:

//

// ####DESCRIPTIONEND####

//

// ========================================================================*/

#include <cyg/infra/diag.h>

#include <cyg/infra/cyg_trac.h>

#include <ustl.h>

#include <config.h>

#include <ustlecos.h>

// if exceptions are disabled provide a low level and lightweight 

// "exception handler"

#ifndef __EXCEPTIONS

namespace ustl

{

// global application specific exception handler

static app_exception_handler_t app_exception_handler = 0;

// allow an eCos application to register its own ustl exception handler

void set_app_exception_handler(app_exception_handler_t func)

{

    //app_exception_handler = func;

}

// print ustl exception to diagnostic output channel

void diag_print_exception(const exception& ex)

{

    string exstr(64);

    ex.info(exstr);

    string failstr = "Exception: ";

    failstr += ex.what();

    failstr += "\n";

    failstr += exstr;

    failstr += "\n";

    diag_printf(failstr.c_str());

}

// normally eCos is build with -fno-rtti and -fno-exceptions and does not

// provide C++ exception handling. To detect exceptions in debug builds this

// exception handler prints all exception information to diagnostic channel

// If application registerd an exception handler then exception handling will

// be passed to application exception handler

void exception_handler(const exception& ex)

{

    if (app_exception_handler)

    {

        app_exception_handler(ex);

    }

    else

    {

        diag_print_exception(ex);

#ifdef CYGDBG_USE_ASSERTS

        CYG_FAIL("uSTL exception occured");

#endif

    }

}

} // namespace ustl

#endif // #ifndef __EXCEPTIONS

// ---------------------------------------------------------------------------

// EOF ustlecos.cpp