setjmp2.h 1.7 KB

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  1. /* Checking macros for setjmp functions.
  2. * Copyright (C) 2009 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, write to the Free
  17. * Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  18. * 02111-1307 USA. */
  19. #ifndef _SETJMP_H
  20. # error "Never include <bits/setjmp2.h> directly; use <setjmp.h> instead."
  21. #endif
  22. /* Variant of the longjmp functions which perform some sanity checking. */
  23. #ifdef __REDIRECT_NTH
  24. extern void __REDIRECT_NTH (longjmp,
  25. (struct __jmp_buf_tag __env[1], int __val),
  26. __longjmp_chk) __attribute__ ((__noreturn__));
  27. extern void __REDIRECT_NTH (_longjmp,
  28. (struct __jmp_buf_tag __env[1], int __val),
  29. __longjmp_chk) __attribute__ ((__noreturn__));
  30. extern void __REDIRECT_NTH (siglongjmp,
  31. (struct __jmp_buf_tag __env[1], int __val),
  32. __longjmp_chk) __attribute__ ((__noreturn__));
  33. #else
  34. extern void __longjmp_chk (struct __jmp_buf_tag __env[1], int __val),
  35. __THROW __attribute__ ((__noreturn__));
  36. # define longjmp __longjmp_chk
  37. # define _longjmp __longjmp_chk
  38. # define siglongjmp __longjmp_chk
  39. #endif