elf/tst-audit-tlsdesc.c

   1 /* DT_AUDIT with modules with TLSDESC.
   2    Copyright (C) 2021-2023 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   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 <support/check.h>
  20 #include <support/xthread.h>
  21
  22 extern __thread int global1;
  23 extern __thread int global2;
  24 void *get_local1 (void);
  25 void set_global2 (int v);
  26 void *get_local2 (void);
  27
  28 static void *
  29 thr_func (void *clousure)
  30 {
  31   TEST_COMPARE (global1, 0);
  32   ++global1;
  33   TEST_COMPARE (global2, 0);
  34   ++global2;
  35   TEST_COMPARE (global2, 1);
  36
  37   set_global2 (10);
  38   TEST_COMPARE (global2, 10);
  39
  40   int *local1 = get_local1 ();
  41   TEST_COMPARE (*local1, 0);
  42   ++*local1;
  43
  44   int *local2 = get_local2 ();
  45   TEST_COMPARE (*local2, 0);
  46   ++*local2;
  47
  48   return 0;
  49 }
  50
  51 static int
  52 do_test (void)
  53 {
  54   pthread_t thr = xpthread_create (NULL, thr_func, NULL);
  55   void *r = xpthread_join (thr);
  56   TEST_VERIFY (r == NULL);
  57   return 0;
  58 }
  59
  60 #include <support/test-driver.c>