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glibc  2.9
tst-signal4.c
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00001 /* Copyright (C) 2003 Free Software Foundation, Inc.
00002    This file is part of the GNU C Library.
00003    Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
00004 
00005    The GNU C Library is free software; you can redistribute it and/or
00006    modify it under the terms of the GNU Lesser General Public
00007    License as published by the Free Software Foundation; either
00008    version 2.1 of the License, or (at your option) any later version.
00009 
00010    The GNU C Library is distributed in the hope that it will be useful,
00011    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013    Lesser General Public License for more details.
00014 
00015    You should have received a copy of the GNU Lesser General Public
00016    License along with the GNU C Library; if not, write to the Free
00017    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00018    02111-1307 USA.  */
00019 
00020 #include <errno.h>
00021 #include <pthread.h>
00022 #include <signal.h>
00023 #include <stdio.h>
00024 #include <stdlib.h>
00025 
00026 static int
00027 do_test (void)
00028 {
00029   sigset_t ss;
00030 
00031   sigemptyset (&ss);
00032 
00033   int i;
00034   for (i = 0; i < 10000; ++i)
00035     {
00036       long int r = random ();
00037 
00038       if (r != SIG_BLOCK && r != SIG_SETMASK && r != SIG_UNBLOCK)
00039        {
00040          int e = pthread_sigmask (r, &ss, NULL);
00041 
00042          if (e == 0)
00043            {
00044              printf ("pthread_sigmask succeeded for how = %ld\n", r);
00045              exit (1);
00046            }
00047 
00048          if (e != EINVAL)
00049            {
00050              puts ("pthread_sigmask didn't return EINVAL");
00051              exit (1);
00052            }
00053        }
00054     }
00055 
00056   return 0;
00057 }
00058 
00059 #define TEST_FUNCTION do_test ()
00060 #include "../test-skeleton.c"