Blame nptl/tst-basic4.c

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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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   Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
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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 <signal.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <sys/wait.h>
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static void
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final_test (void)
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{
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  puts ("final_test has been called");
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#define THE_SIGNAL SIGUSR1
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  kill (getpid (), SIGUSR1);
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}
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static void *
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tf (void *a)
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{
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  pid_t pid = fork ();
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  if (pid == -1)
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    {
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      puts ("fork failed");
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      exit (1);
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    }
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  if (pid == 0)
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    {
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      atexit (final_test);
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      pthread_exit (NULL);
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    }
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  int r;
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  int e = TEMP_FAILURE_RETRY (waitpid (pid, &r, 0));
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  if (e != pid)
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    {
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      puts ("waitpid failed");
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      exit (1);
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    }
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  if (! WIFSIGNALED (r))
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    {
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      puts ("child not signled");
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      exit (1);
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    }
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  if (WTERMSIG (r) != THE_SIGNAL)
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    {
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      puts ("child's termination signal wrong");
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      exit (1);
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    }
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  return NULL;
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}
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int
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do_test (void)
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{
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  pthread_t th;
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  if (pthread_create (&th, NULL, tf, NULL) != 0)
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    {
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      puts ("create failed");
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      _exit (1);
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    }
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  if (pthread_join (th, NULL) != 0)
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    {
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      puts ("join failed");
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      exit (1);
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    }
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  return 0;
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}
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#define TEST_FUNCTION do_test ()
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#include "../test-skeleton.c"