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/* Copyright (C) 2002-2013 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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
<http://www.gnu.org/licenses/>. */
#include <limits.h>
#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/param.h>
#include <unistd.h>
static void *stack;
static size_t size;
static void *
tf (void *a)
{
int result = 0;
puts ("child start");
pthread_attr_t attr;
if (pthread_getattr_np (pthread_self (), &attr) != 0)
{
puts ("getattr_np failed");
exit (1);
}
size_t test_size;
void *test_stack;
if (pthread_attr_getstack (&attr, &test_stack, &test_size) != 0)
{
puts ("attr_getstack failed");
exit (1);
}
if (test_size != size)
{
printf ("child: reported size differs: is %zu, expected %zu\n",
test_size, size);
result = 1;
}
if (test_stack != stack)
{
printf ("child: reported stack address differs: is %p, expected %p\n",
test_stack, stack);
result = 1;
}
puts ("child OK");
return result ? (void *) 1l : NULL;
}
int
do_test (void)
{
int result = 0;
size = MAX (4 * getpagesize (), PTHREAD_STACK_MIN);
if (posix_memalign (&stack, getpagesize (), size) != 0)
{
puts ("out of memory while allocating the stack memory");
exit (1);
}
pthread_attr_t attr;
if (pthread_attr_init (&attr) != 0)
{
puts ("attr_init failed");
exit (1);
}
puts ("attr_setstack");
if (pthread_attr_setstack (&attr, stack, size) != 0)
{
puts ("attr_setstack failed");
exit (1);
}
size_t test_size;
void *test_stack;
puts ("attr_getstack");
if (pthread_attr_getstack (&attr, &test_stack, &test_size) != 0)
{
puts ("attr_getstack failed");
exit (1);
}
if (test_size != size)
{
printf ("reported size differs: is %zu, expected %zu\n",
test_size, size);
result = 1;
}
if (test_stack != stack)
{
printf ("reported stack address differs: is %p, expected %p\n",
test_stack, stack);
result = 1;
}
puts ("create");
pthread_t th;
if (pthread_create (&th, &attr, tf, NULL) != 0)
{
puts ("failed to create thread");
exit (1);
}
void *status;
if (pthread_join (th, &status) != 0)
{
puts ("join failed");
exit (1);
}
result |= status != NULL;
return result;
}
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"
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