glibc/elf/tst-audit21.c

/* Check LD_AUDIT with static TLS.
   Copyright (C) 2022-2024 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 <ctype.h>
#include <support/xthread.h>
#include <support/check.h>

static volatile __thread int out __attribute__ ((tls_model ("initial-exec")));

static void *
tf (void *arg)
{
  TEST_COMPARE (out, 0);
  out = isspace (' ');
  return NULL;
}

int main (int argc, char *argv[])
{
  TEST_COMPARE (out, 0);
  out = isspace (' ');

  pthread_t t = xpthread_create (NULL, tf, NULL);
  xpthread_join (t);

  return 0;
}