nptl/tst-tsd3.c

   1 /* Copyright (C) 2003-2019 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    <https://www.gnu.org/licenses/>.  */
  18
  19 #include <limits.h>
  20 #include <pthread.h>
  21 #include <stdio.h>
  22 #include <stdlib.h>
  23 #include <unistd.h>
  24
  25
  26 static pthread_key_t key1;
  27 static pthread_key_t key2;
  28
  29
  30 static int left;
  31
  32
  33 static void
  34 destr1 (void *arg)
  35 {
  36   if (--left > 0)
  37     {
  38       puts ("set key2");
  39
  40       if (pthread_setspecific (key2, (void *) 1l) != 0)
  41         {
  42           puts ("destr1: setspecific failed");
  43           exit (1);
  44         }
  45     }
  46 }
  47
  48
  49 static void
  50 destr2 (void *arg)
  51 {
  52   if (--left > 0)
  53     {
  54       puts ("set key1");
  55
  56       if (pthread_setspecific (key1, (void *) 1l) != 0)
  57         {
  58           puts ("destr2: setspecific failed");
  59           exit (1);
  60         }
  61     }
  62 }
  63
  64
  65 static void *
  66 tf (void *arg)
  67 {
  68   /* Let the destructors work.  */
  69   left = 7;
  70
  71   if (pthread_setspecific (key1, (void *) 1l) != 0
  72       || pthread_setspecific (key2, (void *) 1l) != 0)
  73     {
  74       puts ("tf: setspecific failed");
  75       exit (1);
  76     }
  77
  78   return NULL;
  79 }
  80
  81
  82 static int
  83 do_test (void)
  84 {
  85   /* Allocate two keys, both with destructors.  */
  86   if (pthread_key_create (&key1, destr1) != 0
  87       || pthread_key_create (&key2, destr2) != 0)
  88     {
  89       puts ("key_create failed");
  90       return 1;
  91     }
  92
  93   pthread_t th;
  94   if (pthread_create (&th, NULL, tf, NULL) != 0)
  95     {
  96       puts ("create failed");
  97       return 1;
  98     }
  99
 100   if (pthread_join (th, NULL) != 0)
 101     {
 102       puts ("join failed");
 103       return 1;
 104     }
 105
 106   if (left != 0)
 107     {
 108       printf ("left == %d\n", left);
 109       return 1;
 110     }
 111
 112   if (pthread_getspecific (key1) != NULL)
 113     {
 114       puts ("key1 data != NULL");
 115       return 1;
 116     }
 117   if (pthread_getspecific (key2) != NULL)
 118     {
 119       puts ("key2 data != NULL");
 120       return 1;
 121     }
 122
 123   return 0;
 124 }
 125
 126
 127 #define TEST_FUNCTION do_test ()
 128 #include "../test-skeleton.c"