gem-graph-server/include/worker.h

//=-------------------------------------------------------------------------=//
//  Local workers definition                                                 //
//                                                                           //
//  Copyright © 2021 Libre en Communs (contact@a-lec.org)                    //
//  Copyright © 2021 Adrien Bourmault (neox@a-lec.org)                       //
//                                                                           //
//  This file is part of gem-graph.                                          //
//                                                                           //
//  This program is free software: you can redistribute it and/or modify     //
//  it under the terms of the GNU Affero General Public License as           //
//  published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.                      //
//                                                                           //
//  You should have received a copy of the GNU Affero General Public License //
//  along with this program.  If not, see <https://www.gnu.org/licenses/>.   //
//=-------------------------------------------------------------------------=//

#pragma once
#ifndef BASE_H
    #include "../include/base.h"
#endif

#include "../include/scheduler.h"
#include "../include/arrows.h"

/* -------------------------------------------------------------------------- */

enum
{
    // quitting values
    WORKER_NORMAL_EXIT,
    WORKER_OMP_ERROR,
    WORKER_UNKNOWN_ERROR,

    // non-quitting / non-fatal errors
    WORKER_NON_FATAL_ERRORS, //meta-code
    WORKER_MODEL_ERROR,

    WORKER_CONTINUE
};

struct scheduler_t;

struct worker_t
{
    int id;
    int thread_num;
    int status;

    struct arrow_t *elected_arrow;
};

// -------------------------------------------------------------------------- //
// Worker init function                                                       //
// -------------------------------------------------------------------------- //
void worker_start(struct worker_t *self, struct scheduler_t *scheduler);

// -------------------------------------------------------------------------- //
// Worker destructor function                                                 //
// -------------------------------------------------------------------------- //
// static inline void worker_destroy(worker_t *worker)
// {
//     worker->pleaseStop = false;
//     worker->terminated = false;
//     worker->returnValue = false;

//     worker->id = 0;
//     free(worker->localWorkAreaCenter);
//     worker->localWorkAreaCenter = NULL;
// }