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glibc  2.9
Defines | Functions | Variables
tst-key3.c File Reference
#include <pthread.h>
#include <stdio.h>
#include <unistd.h>
#include "../test-skeleton.c"

Go to the source code of this file.

Defines

#define N   2
#define TEST_FUNCTION   do_test ()

Functions

static void f0 (void *p)
static void f1 (void *p)
static void * tf (void *arg)
int do_test (void)

Variables

static int cnt0
static int cnt1
static void(* fcts [N])(void *)
static pthread_barrier_t b

Define Documentation

#define N   2

Definition at line 24 of file tst-key3.c.

#define TEST_FUNCTION   do_test ()

Definition at line 155 of file tst-key3.c.


Function Documentation

int do_test ( void  )

Definition at line 76 of file tst-key3.c.

{
  pthread_key_t keys[N];

  int i;
  for (i = 0; i < N; ++i)
    if (pthread_key_create (&keys[i], fcts[i]) != 0)
      {
       write (2, "key_create failed\n", 18);
       _exit (1);
      }

  if (pthread_barrier_init (&b, NULL, 2) != 0)
    {
      write (2, "barrier_init failed\n", 20);
      _exit (1);
    }

  pthread_t th;
  if (pthread_create (&th, NULL, tf, &keys[1]) != 0)
    {
      write (2, "create failed\n", 14);
      _exit (1);
    }

  pthread_barrier_wait (&b);

  if (pthread_cancel (th) != 0)
    {
      write (2, "cancel failed\n", 14);
      _exit (1);
    }

  void *status;
  if (pthread_join (th, &status) != 0)
    {
      write (2, "join failed\n", 12);
      _exit (1);
    }

  if (status != PTHREAD_CANCELED)
    {
      write (2, "thread not canceled\n", 20);
      _exit (1);
    }

  /* Note that the TSD destructors not necessarily have to have
     finished by the time pthread_join returns.  At least according to
     POSIX.  We implement the stronger requirement that they indeed
     have run and therefore these tests succeed.  */
  if (cnt0 != 0)
    {
      write (2, "cnt0 != 0\n", 10);
      _exit (1);
    }

  if (cnt1 != 1)
    {
      write (2, "cnt1 != 1\n", 10);
      _exit (1);
    }

  for (i = 0; i < N; ++i)
    if (pthread_key_delete (keys[i]) != 0)
      {
       write (2, "key_delete failed\n", 18);
       _exit (1);
      }

  if (pthread_barrier_destroy (&b) != 0)
    {
      write (2, "barrier_destroy failed\n", 23);
      _exit (1);
    }

  return 0;
}

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static void f0 ( void *  p) [static]

Definition at line 29 of file tst-key3.c.

{
  ++cnt0;
}
static void f1 ( void *  p) [static]

Definition at line 37 of file tst-key3.c.

{
  ++cnt1;
}
static void* tf ( void *  arg) [static]

Definition at line 54 of file tst-key3.c.

{
  pthread_key_t *key = (pthread_key_t *) arg;

  if (pthread_setspecific (*key, (void *) -1l) != 0)
    {
      write (2, "setspecific failed\n", 19);
      _exit (1);
    }

  pthread_barrier_wait (&b);

  const struct timespec t = { .tv_sec = 1000, .tv_nsec = 0 };
  while (1)
    nanosleep (&t, NULL);

  /* NOTREACHED */
  return NULL;
}

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Variable Documentation

pthread_barrier_t b [static]

Definition at line 50 of file tst-key3.c.

int cnt0 [static]

Definition at line 27 of file tst-key3.c.

int cnt1 [static]

Definition at line 35 of file tst-key3.c.

void(* fcts[N])(void *) [static]
Initial value:
{
  f0,
  f1
}

Definition at line 43 of file tst-key3.c.