nptl/tst-cleanup3.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 <pthread.h>
  21 #include <stdio.h>
  22 #include <stdlib.h>
  23 #include <unistd.h>
  24
  25
  26 static int global;
  27
  28
  29 static void
  30 ch (void *arg)
  31 {
  32   int val = (long int) arg;
  33
  34   printf ("ch (%d)\n", val);
  35
  36   global *= val;
  37   global += val;
  38 }
  39
  40
  41 static void *
  42 tf (void *a)
  43 {
  44   pthread_cleanup_push (ch, (void *) 1l);
  45
  46   pthread_cleanup_push (ch, (void *) 2l);
  47
  48   pthread_cleanup_push (ch, (void *) 3l);
  49
  50   pthread_exit ((void *) 1l);
  51
  52   pthread_cleanup_pop (1);
  53
  54   pthread_cleanup_pop (1);
  55
  56   pthread_cleanup_pop (1);
  57
  58   return NULL;
  59 }
  60
  61
  62 int
  63 do_test (void)
  64 {
  65   pthread_t th;
  66
  67   if (pthread_create (&th, NULL, tf, NULL) != 0)
  68     {
  69       write (2, "create failed\n", 14);
  70       _exit (1);
  71     }
  72
  73   void *r;
  74   int e;
  75   if ((e = pthread_join (th, &r)) != 0)
  76     {
  77       printf ("join failed: %d\n", e);
  78       _exit (1);
  79     }
  80
  81   if (r != (void *) 1l)
  82     {
  83       puts ("thread not canceled");
  84       exit (1);
  85     }
  86
  87   if (global != 9)
  88     {
  89       printf ("global = %d, expected 9\n", global);
  90       exit (1);
  91     }
  92
  93   return 0;
  94 }
  95
  96
  97 #define TEST_FUNCTION do_test ()
  98 #include "../test-skeleton.c"