/*
 * mthr.h  -  Cabecalho das funcoes para threads pseudo-paralelas
 * Autores: Henrique Przibisczki de Oliveira
 *          Tiago Barabasz
 * IC-UNICAMP
 */


#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>

#include <signal.h>
#include <sched.h>

#define HABILITAR 1
#define DESABILITAR 0
#define NUM_MAX_THR 1024

#define sched sched_yield()

static int MODO_RANDOM=1;	/* 1:Sim,0:nao */
static int DEBUG=0;

static inline void step() {
  
  if ((((rand()+pthread_self())%10)>=5)&& MODO_RANDOM){
    sched;  
    if (DEBUG) printf("Sched\n");
  } else {if (DEBUG) printf("NonSched\n");}
}

struct th{
  pthread_t a;
  const pthread_attr_t *b;
  void *c;
  void *d;
} pthr[NUM_MAX_THR];


void addPthread(const pthread_attr_t *b,void *(*c)(void *), void *d);
void Pthread_create();
void Pthread_join();