jmpbuf-unwind.h 1.0 KB

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  1. /* Copyright (C) 1997, 1998, 2007 Free Software Foundation, Inc.
  2. This file is part of the GNU C Library.
  3. The GNU C Library is free software; you can redistribute it and/or
  4. modify it under the terms of the GNU Lesser General Public
  5. License as published by the Free Software Foundation; either
  6. version 2.1 of the License, or (at your option) any later version.
  7. The GNU C Library is distributed in the hope that it will be useful,
  8. but WITHOUT ANY WARRANTY; without even the implied warranty of
  9. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  10. Lesser General Public License for more details.
  11. You should have received a copy of the GNU Lesser General Public
  12. License along with the GNU C Library; if not, see
  13. <http://www.gnu.org/licenses/>. */
  14. /* Test if longjmp to JMPBUF would unwind the frame containing a local
  15. variable at ADDRESS. */
  16. #include <setjmp.h>
  17. #include <jmpbuf-offsets.h>
  18. #define _JMPBUF_UNWINDS(jmpbuf, address) \
  19. ((void *) (address) < (void *) (jmpbuf)[JB_SP])