rob08vis.cc

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/*
 * Copyright (C) 2008 Kamil Dudka <xdudka00@stud.fit.vutbr.cz>
 *
 * This file is part of rob08
 *
 * rob08 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, or
 * any later version.
 *
 * rob08 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 rob08.  If not, see <http://www.gnu.org/licenses/>.
 */

#include "config.h"

#include "arena.h"
#include "core.h"
#include "coresync.h"
#include "viswnd.h"
#include "vscan.h"
#include "robIO.h"

#ifndef BUILDING_DOX
#   include <QApplication>
#   include <QObject>
#   include <signal.h>
#   include <sstream>
#   include <string>
#endif

using namespace StreamDecorator;
using std::string;

int main(int argc, char *argv[]) {
#if CONSOLE_COLOR_OUTPUT
    Color::enable(true);
#endif
    QApplication app(argc, argv);

    // set signal handler
    struct sigaction sa;
    bzero(&sa, sizeof(sa));
    sa.sa_handler = SIG_IGN;
    if (0!= sigaction(SIGUSR1, &sa, NULL))
        std::cerr << Error(E_WARNING, argv[0], "can't set SIGUSR1 signal handler to SIG_IGN") << std::endl;

    // create core
    ICore *core = CoreFactory::createCore(0);
    if (!core) {
        return -1;
    }

    // create core synchronization wrapper
    CoreSync *cs = new CoreSync(core);

    // create SyncReader thread
    SyncReader *reader = new SyncReader(std::cin, cs);

    // create visualizer window and connect to SyncReader::finished slot
    VisWnd *wnd = VisWnd::showMainWindow(cs);
    QObject::connect(reader, SIGNAL(finished()), wnd, SLOT(syncThreadFinished()));
    wnd->show();

    // run SyncReader thread
#if DEBUG_THREAD
    std::cerr << "vis: " << Color(C_LIGHT_GREEN) << "starting SyncReader thread..." << Color(C_NO_COLOR) << std::endl;
#endif
    reader->start();

    // run application instance
    int ec = app.exec();

    // wait for thread
    reader->syncExit();
#if DEBUG_THREAD
    std::cerr << "vis: " << Color(C_YELLOW) << "waiting for SyncReader thread to be finished..." << Color(C_NO_COLOR) << std::endl;
#endif
    reader->wait();
#if DEBUG_THREAD
    std::cerr << "vis: " << Color(C_LIGHT_BLUE) << "SyncReader finished..." << Color(C_NO_COLOR) << std::endl;
#endif
    if (0==ec && reader->hasError()) {
        std::cerr << Error(E_NOTE, "vis", "lexical error(s) detected") << std::endl;
        ec = -1;
    }

    // destroy objects in reverse order
    //delete arena;
    delete reader;
    delete cs;
    delete core;

#if DEBUG_THREAD
    if (ec)
        std::cerr << "vis: " << Color(C_LIGHT_RED) << "exit failure" << Color(C_NO_COLOR) << ", EC = " << ec << std::endl;
    else
        std::cerr << "vis: " << Color(C_LIGHT_GREEN) << "exit successful" << Color(C_NO_COLOR) << ", EC = " << ec << std::endl;
#endif
    return ec;
}

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