nptl/tst-basic4.c

   1 /* Copyright (C) 2003 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, write to the Free
  17    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  18    02111-1307 USA.  */
  19
  20 #include <errno.h>
  21 #include <pthread.h>
  22 #include <signal.h>
  23 #include <stdio.h>
  24 #include <stdlib.h>
  25 #include <unistd.h>
  26 #include <sys/wait.h>
  27
  28
  29 static void
  30 final_test (void)
  31 {
  32   puts ("final_test has been called");
  33
  34 #define THE_SIGNAL SIGUSR1
  35   kill (getpid (), SIGUSR1);
  36 }
  37
  38
  39 static void *
  40 tf (void *a)
  41 {
  42   pid_t pid = fork ();
  43   if (pid == -1)
  44     {
  45       puts ("fork failed");
  46       exit (1);
  47     }
  48
  49   if (pid == 0)
  50     {
  51       atexit (final_test);
  52
  53       pthread_exit (NULL);
  54     }
  55
  56   int r;
  57   int e = TEMP_FAILURE_RETRY (waitpid (pid, &r, 0));
  58   if (e != pid)
  59     {
  60       puts ("waitpid failed");
  61       exit (1);
  62     }
  63
  64   if (! WIFSIGNALED (r))
  65     {
  66       puts ("child not signled");
  67       exit (1);
  68     }
  69
  70   if (WTERMSIG (r) != THE_SIGNAL)
  71     {
  72       puts ("child's termination signal wrong");
  73       exit (1);
  74     }
  75
  76   return NULL;
  77 }
  78
  79
  80 int
  81 do_test (void)
  82 {
  83   pthread_t th;
  84
  85   if (pthread_create (&th, NULL, tf, NULL) != 0)
  86     {
  87       puts ("create failed");
  88       _exit (1);
  89     }
  90
  91   if (pthread_join (th, NULL) != 0)
  92     {
  93       puts ("join failed");
  94       exit (1);
  95     }
  96
  97   return 0;
  98 }
  99
 100 #define TEST_FUNCTION do_test ()
 101 #include "../test-skeleton.c"