usertrace/test.c

   1
   2 #include <pthread.h>
   3 #include <stdio.h>
   4 #include <unistd.h>
   5 #include <stdlib.h>
   6
   7 #include "lttng_usertrace.h"
   8
   9
  10
  11 void *thr1(void *arg)
  12 {
  13   printf("thread 1, thread id : %lu, pid %lu\n", pthread_self(), getpid());
  14
  15   while(1) {}
  16
  17   return ((void*)1);
  18
  19 }
  20
  21 void *thr2(void *arg)
  22 {
  23   while(1) {
  24     printf("thread 2, thread id : %lu, pid %lu\n", pthread_self(), getpid());
  25     sleep(2);
  26   }
  27   return ((void*)2);
  28 }
  29
  30
  31 int main()
  32 {
  33         int err;
  34         pthread_t tid1, tid2;
  35         void *tret;
  36
  37   err = pthread_create(&tid1, NULL, thr1, NULL);
  38   if(err!=0) exit(1);
  39
  40   err = pthread_create(&tid2, NULL, thr2, NULL);
  41   if(err!=0) exit(1);
  42
  43   while(1)
  44   {
  45
  46   }
  47
  48   err = pthread_join(tid1, &tret);
  49   if(err!= 0) exit(1);
  50
  51   err = pthread_join(tid2, &tret);
  52   if(err!= 0) exit(1);
  53
  54   return 0;
  55 }