glibc/linuxthreads/tststack.c

73 lines
1.8 KiB
C

/* Tests for variable stack size handling.
Copyright (C) 2000 Free Software Foundation, Inc.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2000.
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; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <pthread.h>
#include <stdio.h>
#include <unistd.h>
static void *f1 (void *);
static void *f2 (void *);
int
main (void)
{
pthread_attr_t attr;
pthread_t th1 = 0;
pthread_t th2 = 0;
void *res1;
void *res2;
pthread_attr_init (&attr);
if (pthread_attr_setstacksize (&attr, 70*1024) != 0)
{
puts ("invalid stack size");
return 1;
}
pthread_create (&th1, NULL, f1, NULL);
pthread_create (&th2, &attr, f2, NULL);
pthread_join (th1, &res1);
pthread_join (th2, &res2);
printf ("res1 = %p\n", res1);
printf ("res2 = %p\n", res2);
return res1 != (void *) 1 || res2 != (void *) 2;
}
static void *
f1 (void *parm)
{
printf ("This is `%s'\n", __FUNCTION__);
fflush (stdout);
return (void *) 1;
}
static void *
f2 (void *parm)
{
printf ("This is `%s'\n", __FUNCTION__);
fflush (stdout);
sleep (1);
return (void *) 2;
}