bits/dlfcn.h

   1 /* System dependent definitions for run-time dynamic loading.
   2    Copyright (C) 1996, 1997, 1998, 1999 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 Library General Public License as
   7    published by the Free Software Foundation; either version 2 of the
   8    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    Library General Public License for more details.
  14
  15    You should have received a copy of the GNU Library General Public
  16    License along with the GNU C Library; see the file COPYING.LIB.  If not,
  17    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  18    Boston, MA 02111-1307, USA.  */
  19
  20 #ifndef _DLFCN_H
  21 # error "Never use <bits/dlfcn.h> directly; include <dlfcn.h> instead."
  22 #endif
  23
  24 /* The MODE argument to `dlopen' contains one of the following: */
  25 #define RTLD_LAZY       0x001   /* Lazy function call binding.  */
  26 #define RTLD_NOW        0x002   /* Immediate function call binding.  */
  27 #define RTLD_BINDING_MASK 0x3   /* Mask of binding time value.  */
  28
  29 /* If the following bit is set in the MODE argument to `dlopen',
  30    the symbols of the loaded object and its dependencies are made
  31    visible as if the object were linked directly into the program.  */
  32 #define RTLD_GLOBAL     0x100
  33
  34 /* Unix98 demands the following flag which is the inverse to RTLD_GLOBAL.
  35    The implementation does this by default and so we can define the
  36    value to zero.  */
  37 #define RTLD_LOCAL      0