nptl/tst-signal4.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
  26 static int
  27 do_test (void)
  28 {
  29   sigset_t ss;
  30
  31   sigemptyset (&ss);
  32
  33   int i;
  34   for (i = 0; i < 10000; ++i)
  35     {
  36       long int r = random ();
  37
  38       if (r != SIG_BLOCK && r != SIG_SETMASK && r != SIG_UNBLOCK)
  39         {
  40           int e = pthread_sigmask (r, &ss, NULL);
  41
  42           if (e == 0)
  43             {
  44               printf ("pthread_sigmask succeeded for how = %ld\n", r);
  45               exit (1);
  46             }
  47
  48           if (e != EINVAL)
  49             {
  50               puts ("pthread_sigmask didn't return EINVAL");
  51               exit (1);
  52             }
  53         }
  54     }
  55
  56   return 0;
  57 }
  58
  59 #define TEST_FUNCTION do_test ()
  60 #include "../test-skeleton.c"