paradiseo/trunk/paradiseo-peo/src/core/thread.h

48 lines
917 B
C++

// "thread.h"
// (c) OPAC Team, LIFL, August 2005
/*
Contact: paradiseo-help@lists.gforge.inria.fr
*/
#ifndef THREAD_H_
#define THREAD_H_
#include <vector>
/* A high-level thread */
class Thread {
public:
/* Ctor */
Thread ();
/* Dtor */
virtual ~ Thread ();
/* Go ! */
virtual void start () = 0;
void setActive ();/* It means the current process is going to send messages soon */
void setPassive ();/* The current process is not going to perform send operations
(but it may receive messages) */
private :
bool act;
};
extern void addThread (Thread * __hl_thread, std :: vector <pthread_t *> & __ll_threads);
extern void joinThreads (std :: vector <pthread_t *> & __ll_threads);
extern bool atLeastOneActiveThread (); /* It returns 'true' iff at least one process is going
to send messages */
extern unsigned numberOfActiveThreads ();
#endif /*THREAD_H_*/