nptl/tst-cleanup3.c

   1 /* Copyright (C) 2003-2015 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, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 #include <pthread.h>
  20 #include <stdio.h>
  21 #include <stdlib.h>
  22 #include <unistd.h>
  23
  24
  25 static int global;
  26
  27
  28 static void
  29 ch (void *arg)
  30 {
  31   int val = (long int) arg;
  32
  33   printf ("ch (%d)\n", val);
  34
  35   global *= val;
  36   global += val;
  37 }
  38
  39
  40 static void *
  41 tf (void *a)
  42 {
  43   pthread_cleanup_push (ch, (void *) 1l);
  44
  45   pthread_cleanup_push (ch, (void *) 2l);
  46
  47   pthread_cleanup_push (ch, (void *) 3l);
  48
  49   pthread_exit ((void *) 1l);
  50
  51   pthread_cleanup_pop (1);
  52
  53   pthread_cleanup_pop (1);
  54
  55   pthread_cleanup_pop (1);
  56
  57   return NULL;
  58 }
  59
  60
  61 int
  62 do_test (void)
  63 {
  64   pthread_t th;
  65
  66   if (pthread_create (&th, NULL, tf, NULL) != 0)
  67     {
  68       write (2, "create failed\n", 14);
  69       _exit (1);
  70     }
  71
  72   void *r;
  73   int e;
  74   if ((e = pthread_join (th, &r)) != 0)
  75     {
  76       printf ("join failed: %d\n", e);
  77       _exit (1);
  78     }
  79
  80   if (r != (void *) 1l)
  81     {
  82       puts ("thread not canceled");
  83       exit (1);
  84     }
  85
  86   if (global != 9)
  87     {
  88       printf ("global = %d, expected 9\n", global);
  89       exit (1);
  90     }
  91
  92   return 0;
  93 }
  94
  95
  96 #define TEST_FUNCTION do_test ()
  97 #include "../test-skeleton.c"