logmanager.cpp

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/*************************************************************************
 * Copyright (C) 2010 by Mario Juric and the Swarm-NG Development Team   *
 *                                                                       *
 * 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 3 of the License.        *
 *                                                                       *
 * 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.,                                       *
 * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ************************************************************************/

#include "logmanager.hpp"

extern "C" void debug_hook()
{
        std::cerr << "";
}

namespace swarm {
namespace log {

Pmanager& manager::default_log() {
        static Pmanager default_manager(new manager());
        static bool is_initialized = false;
        if( !is_initialized ){
                config cfg; cfg["log_writer"] = "null";
                //              default_manager->init(cfg);
                default_manager->init(cfg,0,0);
                is_initialized = true;
        }
        return default_manager;
}

void manager::init(const config& cfg, int host_buffer_size, int device_buffer_size)
{
        log_writer = writer::create(cfg);

        // log memory allocation
        hlog.alloc(host_buffer_size);
        pdlog = gpulog::alloc_device_log(device_buffer_size);
}
void manager::shutdown()
{
        config cfg; cfg["log_writer"] = "null";
        //      swarm::log::manager::init(cfg);
        swarm::log::manager::init(cfg,0,0);
}

void manager::flush(int flags)
{
        // TODO: Implement flushing of writer as well
        assert(flags & memory);

        // TODO: Implement flush-only-if-near-capacity (observe the if_full flag)
        if(!log_writer.get())
        {
                ERROR( "No output writer attached!\n" );
        }

        // flush the CPU and GPU buffers
        replay_printf(std::cerr, hlog);
        log_writer->process(hlog.internal_buffer(), hlog.size());

        copy(hlog, pdlog, gpulog::LOG_DEVCLEAR);
        replay_printf(std::cerr, hlog);
        log_writer->process(hlog.internal_buffer(), hlog.size());

        hlog.clear();
}

}
}