glibc/linuxthreads/tst-stack1.c

98 lines
2.2 KiB
C

/* Copyright (C) 2003, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
/* Test pthread_create/pthread_join with user defined stacks. */
#include <limits.h>
#include <pthread.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
static int seen;
static void *
tf (void *p)
{
++seen;
return NULL;
}
#define N 16
static int
do_test (void)
{
void *stack;
int res = posix_memalign (&stack, getpagesize (), N * 4 * PTHREAD_STACK_MIN);
if (res)
{
printf ("malloc failed %s\n", strerror (res));
return 1;
}
pthread_attr_t attr;
pthread_attr_init (&attr);
int result = 0;
for (int i = 0; i < N; ++i)
{
res = pthread_attr_setstack (&attr, stack + i * 4 * PTHREAD_STACK_MIN,
4 * PTHREAD_STACK_MIN);
if (res)
{
printf ("pthread_attr_setstack failed %d\n", res);
result = 1;
continue;
}
/* Create the thread. */
pthread_t th;
res = pthread_create (&th, &attr, tf, NULL);
if (res)
{
printf ("pthread_create failed %d\n", res);
result = 1;
}
else
{
res = pthread_join (th, NULL);
if (res)
{
printf ("pthread_join failed %d\n", res);
result = 1;
}
}
}
pthread_attr_destroy (&attr);
if (seen != N)
{
printf ("seen %d != %d\n", seen, N);
result = 1;
}
return result;
}
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"