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/* Copyright (C) 2003-2021 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <dlfcn.h>
#include <errno.h>
#include <pthread.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#define N 3
void (*test1) (void), (*test2) (void);
pthread_barrier_t b2, b3;
static void *
tf (void *arg)
{
int i;
for (i = 0; i <= (uintptr_t) arg; ++i)
{
int r = pthread_barrier_wait (&b3);
if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
{
puts ("tf: barrier_wait failed");
exit (1);
}
}
test1 ();
for (i = 0; i < 3; ++i)
{
int r = pthread_barrier_wait (&b3);
if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
{
puts ("tf: barrier_wait failed");
exit (1);
}
}
test2 ();
for (i = 0; i < 3 - (uintptr_t) arg; ++i)
{
int r = pthread_barrier_wait (&b3);
if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
{
puts ("tf: barrier_wait failed");
exit (1);
}
}
return NULL;
}
static void *
tf2 (void *arg)
{
int r = pthread_barrier_wait (&b2);
if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
{
puts ("tf2: barrier_wait failed");
exit (1);
}
int i;
for (i = 0; i < N; ++i)
tf (arg);
return NULL;
}
int
do_test (void)
{
pthread_t th[2];
const char *modules[N]
= { "tst-tls4moda.so", "tst-tls4moda.so", "tst-tls4modb.so" };
if (pthread_barrier_init (&b2, NULL, 2) != 0)
{
puts ("barrier_init failed");
return 1;
}
if (pthread_barrier_init (&b3, NULL, 3) != 0)
{
puts ("barrier_init failed");
return 1;
}
if (pthread_create (&th[0], NULL, tf2, (void *) (uintptr_t) 1))
{
puts ("pthread_create failed");
return 1;
}
int r = pthread_barrier_wait (&b2);
if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
{
puts ("barrier_wait failed");
return 1;
}
int i;
for (i = 0; i < N; ++i)
{
void *h = dlopen (modules[i], RTLD_LAZY);
if (h == NULL)
{
printf ("dlopen failed %s\n", dlerror ());
return 1;
}
test1 = dlsym (h, "test1");
if (test1 == NULL)
{
printf ("dlsym for test1 failed %s\n", dlerror ());
return 1;
}
test2 = dlsym (h, "test2");
if (test2 == NULL)
{
printf ("dlsym for test2 failed %s\n", dlerror ());
return 1;
}
if (pthread_create (&th[1], NULL, tf, (void *) (uintptr_t) 2))
{
puts ("pthread_create failed");
return 1;
}
tf ((void *) (uintptr_t) 0);
if (pthread_join (th[1], NULL) != 0)
{
puts ("join failed");
return 1;
}
if (dlclose (h))
{
puts ("dlclose failed");
return 1;
}
printf ("test %d with %s succeeded\n", i, modules[i]);
}
if (pthread_join (th[0], NULL) != 0)
{
puts ("join failed");
return 1;
}
return 0;
}
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"
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