dlfcn/bug-dl-leaf-lib-cb.c

   1 /* Make sure dlopen/dlclose are not marked as leaf functions.
   2    See bug-dl-leaf-lib.c for details.
   3
   4    Copyright (C) 2013-2017 Free Software Foundation, Inc.
   5    This file is part of the GNU C Library.
   6    Contributed by Mike Frysinger <vapier@gentoo.org>
   7
   8    The GNU C Library is free software; you can redistribute it and/or
   9    modify it under the terms of the GNU Lesser General Public
  10    License as published by the Free Software Foundation; either
  11    version 2.1 of the License, or (at your option) any later version.
  12
  13    The GNU C Library is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16    Lesser General Public License for more details.
  17
  18    You should have received a copy of the GNU Lesser General Public
  19    License along with the GNU C Library; if not, see
  20    <http://www.gnu.org/licenses/>.  */
  21
  22 extern void check_val_init (void);
  23 extern void check_val_fini (void);
  24
  25 __attribute__ ((__constructor__))
  26 void construct (void)
  27 {
  28   check_val_init ();
  29 }
  30
  31 __attribute__ ((__destructor__))
  32 void destruct (void)
  33 {
  34   check_val_fini ();
  35 }