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#include <stdio.h>
#include <stdlib.h>
#include <pthread.h>
#include <time.h>
#include <unistd.h>
#include <errno.h>
pthread_mutex_t my_mutex = PTHREAD_MUTEX_INITIALIZER;
int compt;
void *compteur(void *nb)
{
int nombre = (int)nb;
while(nombre != compt)
{
pthread_mutex_lock(&my_mutex);
compt += 1;
pthread_mutex_unlock(&my_mutex);
sleep(1);
}
pthread_exit(0);
}
void *affichage(void *nb)
{
int nombre = (int)nb;
while(nombre != compt)
{
pthread_mutex_lock(&my_mutex);
printf("%d ", compt);
pthread_mutex_unlock(&my_mutex);
sleep(2);
}
pthread_exit(0);
}
int main(int argc, char* argv[])
{
int ret1, ret2;
pthread_t thread1, thread2;
compt = 0;
int nombre = 5;
// sscanf(argv[1], "%d", &nombre);
pthread_mutex_init (&my_mutex, NULL);
ret1 = pthread_create(&thread1, NULL, compteur, (void*)nombre);
if(ret1 !=0)
{
fprintf(stderr, "Erreur lors de la creation du thread 1");
exit(1);
}
ret2 = pthread_create(&thread2, NULL, affichage, (void*)nombre);
if(ret2 != 0)
{
fprintf(stderr, "Erreur lors de la creation du thread 2");
exit(1);
}
pthread_join(thread1, NULL);
pthread_join(thread2, NULL);
return 0;
} |
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