Blame nptl/tst-fork4.c

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/* Test of fork updating child universe's pthread structures.
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   Copyright (C) 2003-2018 Free Software Foundation, Inc.
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   This file is part of the GNU C Library.
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   The GNU C Library is free software; you can redistribute it and/or
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   modify it under the terms of the GNU Lesser General Public
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   License as published by the Free Software Foundation; either
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   version 2.1 of the License, or (at your option) any later version.
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   The GNU C Library is distributed in the hope that it will be useful,
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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   Lesser General Public License for more details.
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   You should have received a copy of the GNU Lesser General Public
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   License along with the GNU C Library; if not, see
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   <http://www.gnu.org/licenses/>.  */
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#include <errno.h>
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#include <pthread.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/wait.h>
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#include <string.h>
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static int
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do_test (void)
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{
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  pthread_t me = pthread_self ();
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  pid_t pid = fork ();
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  if (pid < 0)
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    {
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      printf ("fork: %m\n");
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      return 1;
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    }
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  if (pid == 0)
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    {
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      int err = pthread_kill (me, SIGTERM);
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      printf ("pthread_kill returned: %s\n", strerror (err));
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      return 3;
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    }
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  int status;
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  errno = 0;
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  if (wait (&status) != pid)
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    printf ("wait failed: %m\n");
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  else if (WIFSIGNALED (status) && WTERMSIG (status) == SIGTERM)
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    {
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      printf ("child correctly died with SIGTERM\n");
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      return 0;
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    }
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  else
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    printf ("child died with bad status %#x\n", status);
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  return 1;
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}
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#define TEST_FUNCTION do_test ()
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#include "../test-skeleton.c"