jmpbuf-unwind.h 1.4 KB

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  1. /* Copyright (C) 2003, 2004 Free Software Foundation, Inc.
  2. This file is part of the GNU C Library.
  3. Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
  4. The GNU C Library is free software; you can redistribute it and/or
  5. modify it under the terms of the GNU Lesser General Public
  6. License as published by the Free Software Foundation; either
  7. version 2.1 of the 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. Lesser General Public License for more details.
  12. You should have received a copy of the GNU Lesser General Public
  13. License along with the GNU C Library; if not, write to the Free
  14. Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  15. 02111-1307 USA. */
  16. #include <setjmp.h>
  17. #include <stdint.h>
  18. #include <unwind.h>
  19. #define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \
  20. _JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj)
  21. #define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \
  22. ((uintptr_t) (_address) - (_adj) < (uintptr_t) (_jmpbuf)[JB_SP] - (_adj))
  23. /* We use the normal longjmp for unwinding. */
  24. extern __typeof(longjmp) __libc_longjmp attribute_noreturn;
  25. #define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val)