Subversion Repositories scarts

#include <stdio.h>

#include <unistd.h>

#include <stdlib.h>

#include <pthread.h>

void *thread_function(void *arg); /* Pointer to function executed by each thread */

int slow = 0;

#define NUM 5

int main() {

    int res;

    pthread_t threads[NUM];

    void *thread_result;

    int args[NUM];

    int i;

    for (i = 0; i < NUM; i++)

      {

        args[i] = i;

        res = pthread_create(&threads[i], NULL, thread_function, (void *)&args[i]);

      }

    for (i = 0; i < NUM; i++)

      res = pthread_join(threads[i], &thread_result);

    printf ("Done\n");

    if (slow)

      sleep (4);

    exit(EXIT_SUCCESS);

}

void *thread_function(void *arg) {

    int my_number = *(int *)arg;

    int rand_num;

    printf ("Print 1, thread %d\n", my_number);

    sleep (1);

    if (slow)

      {

        printf ("Print 2, thread %d\n", my_number);

        sleep (1);

        printf ("Print 3, thread %d\n", my_number);

        sleep (1);

        printf ("Print 4, thread %d\n", my_number);

        sleep (1);

        printf ("Print 5, thread %d\n", my_number);

        sleep (1);

      }

    printf("Bye from %d\n", my_number);

    pthread_exit(NULL);

}