new-session-manager/src/Thread.hpp

/*******************************************************************************/
/* Copyright (C) 2008-2020 Jonathan Moore Liles (as "Non-Session-Manager")     */
/* Copyright (C) 2020- Nils Hilbricht                                          */
/*                                                                             */
/* This file is part of New-Session-Manager                                    */
/*                                                                             */
/* New-Session-Manager 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           */
/* (at your option) any later version.                                         */
/*                                                                             */
/* New-Session-Manager 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 New-Session-Manager. If not, see <https://www.gnu.org/licenses/>.*/
/*******************************************************************************/

#pragma once

/* simple wrapper for pthreads with thread role checking */
#include <pthread.h>

#define THREAD_ASSERT( n ) ASSERT( Thread::is( #n ), "Function called from wrong thread! (is %s, should be %s)", Thread::current()->name(), #n )

class Thread
{
    static pthread_key_t _current;

    pthread_t _thread;
    const char * _name;

    volatile bool _running;

    static void * run_thread ( void *arg );

public:

    static bool is ( const char *name );

    static void init ( void );
    static Thread *current ( void );

    Thread ( );
    Thread ( const char *name );

    const char *name ( void ) const { return _name; }
    void name ( const char *name ) { _name = name; }

    bool running ( void ) const { return _running; }
    void set ( const char *name );
    void set ( void ) { set( _name ); }
    bool clone ( void *(*entry_point)(void *), void *arg );
    void detach ( void );
    void join ( void );
    void cancel ( void );
    void exit ( void *retval = 0 );

};