dlfcn.h 1.7 KB

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  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. The GNU C Library is free software; you can redistribute it and/or
  5. modify it under the terms of the GNU Library General Public License as
  6. published by the Free Software Foundation; either version 2 of the
  7. License, or (at your option) any later version.
  8. The GNU C Library is distributed in the hope that it will be useful,
  9. but WITHOUT ANY WARRANTY; without even the implied warranty of
  10. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  11. Library General Public License for more details.
  12. You should have received a copy of the GNU Library General Public
  13. License along with the GNU C Library; see the file COPYING.LIB. If not,
  14. write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  15. Boston, MA 02111-1307, USA. */
  16. #ifndef _DLFCN_H
  17. # error "Never use <bits/dlfcn.h> directly; include <dlfcn.h> instead."
  18. #endif
  19. /* The MODE argument to `dlopen' contains one of the following: */
  20. #define RTLD_LAZY 0x001 /* Lazy function call binding. */
  21. #define RTLD_NOW 0x002 /* Immediate function call binding. */
  22. #define RTLD_BINDING_MASK 0x3 /* Mask of binding time value. */
  23. /* If the following bit is set in the MODE argument to `dlopen',
  24. the symbols of the loaded object and its dependencies are made
  25. visible as if the object were linked directly into the program. */
  26. #define RTLD_GLOBAL 0x100
  27. /* Unix98 demands the following flag which is the inverse to RTLD_GLOBAL.
  28. The implementation does this by default and so we can define the
  29. value to zero. */
  30. #define RTLD_LOCAL 0