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/* Copyright (C) 2004-2021 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 <sched.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include <sys/wait.h>
#include <unistd.h>
#include <tst-stack-align.h>
#include <stackinfo.h>
static int
f (void *arg)
{
bool ok = true;
puts ("in f");
if (TEST_STACK_ALIGN ())
ok = false;
return ok ? 0 : 1;
}
static int
do_test (void)
{
bool ok = true;
puts ("in main");
if (TEST_STACK_ALIGN ())
ok = false;
#ifdef __ia64__
extern int __clone2 (int (*__fn) (void *__arg), void *__child_stack_base,
size_t __child_stack_size, int __flags,
void *__arg, ...);
char st[256 * 1024];
pid_t p = __clone2 (f, st, sizeof (st), 0, 0);
#else
char st[128 * 1024] __attribute__ ((aligned));
# if _STACK_GROWS_DOWN
pid_t p = clone (f, st + sizeof (st), 0, 0);
# elif _STACK_GROWS_UP
pid_t p = clone (f, st, 0, 0);
# else
# error "Define either _STACK_GROWS_DOWN or _STACK_GROWS_UP"
# endif
#endif
if (p == -1)
{
printf("clone failed: %m\n");
return 1;
}
int e;
if (waitpid (p, &e, __WCLONE) != p)
{
puts ("waitpid failed");
kill (p, SIGKILL);
return 1;
}
if (!WIFEXITED (e))
{
if (WIFSIGNALED (e))
printf ("died from signal %s\n", strsignal (WTERMSIG (e)));
else
puts ("did not terminate correctly");
return 1;
}
if (WEXITSTATUS (e) != 0)
ok = false;
return ok ? 0 : 1;
}
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"
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