Debugger.cpp

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/* ES40 emulator.
 * Copyright (C) 2007-2008 by the ES40 Emulator Project
 *
 * WWW    : http://sourceforge.net/projects/es40
 * E-mail : camiel@camicom.com
 * 
 * This program 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
 * of the License, or (at your option) any later version.
 * 
 * This program 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 this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 * 
 * Although this is not required, the author would appreciate being notified of, 
 * and receiving any modifications you may make to the source code that might serve
 * the general public.
 */

//
// Debugger.cpp
//
// $Id: Debugger.cpp,v 1.1 2008/03/31 19:13:29 iamcamiel Exp $
//
// Library: Foundation
// Package: Core
// Module:  Debugger
//
// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// Permission is hereby granted, free of charge, to any person or organization
// obtaining a copy of the software and accompanying documentation covered by
// this license (the "Software") to use, reproduce, display, distribute,
// execute, and transmit the Software, and to prepare derivative works of the
// Software, and to permit third-parties to whom the Software is furnished to
// do so, all subject to the following:
// 
// The copyright notices in the Software and this entire statement, including
// the above license grant, this restriction and the following disclaimer,
// must be included in all copies of the Software, in whole or in part, and
// all derivative works of the Software, unless such copies or derivative
// works are solely in the form of machine-executable object code generated by
// a source language processor.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//


#include "VMS/Debugger.h"
#include <sstream>
#include <cstdlib>
#include <cstdio>
#include <lib$routines.h>
#include <ssdef.h>

// NOTE: In this module, we use the C library functions (fputs) for,
// output since, at the time we're called, the C++ iostream objects std::cout, etc.
// might not have been initialized yet.


namespace Poco {


bool Debugger::isAvailable()
{
#if defined(_DEBUG)
        return true;
#else
        return false;
#endif
}


void Debugger::message(const std::string& msg)
{
#if defined(_DEBUG)
        std::fputs("\n%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%\n", stderr);
        std::fputs(msg.c_str(), stderr);
        std::fputs("\n%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%\n", stderr);
#endif
}


void Debugger::message(const std::string& msg, const char* file, int line)
{
#if defined(_DEBUG)
        std::ostringstream str;
        str << msg << " [in file \"" << file << "\", line " << line << "]";
        message(str.str());
#endif
}


void Debugger::enter()
{
#if defined(_DEBUG)
        {
                const char* cmd = "\012SHOW CALLS";
                lib$signal(SS$_DEBUG, 1, cmd);
        }
#endif
}


void Debugger::enter(const std::string& msg)
{
#if defined(_DEBUG)
        message(msg);
        enter();
#endif
}


void Debugger::enter(const std::string& msg, const char* file, int line)
{
#if defined(_DEBUG)
        message(msg, file, line);
        enter();
#endif
}


void Debugger::enter(const char* file, int line)
{
#if defined(_DEBUG)
        message("BREAK", file, line);
        enter();
#endif
}


} // namespace Poco

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