jmpbuf-unwind.h 741 B

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  1. /*
  2. * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
  3. *
  4. * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
  5. */
  6. #include <setjmp.h>
  7. #include <jmpbuf-offsets.h>
  8. /* Test if longjmp to JMPBUF would unwind the frame
  9. containing a local variable at ADDRESS. */
  10. #define _JMPBUF_UNWINDS(jmpbuf, address) \
  11. ((void *) (address) < (void *) (jmpbuf)[JB_SP])
  12. #ifdef __UCLIBC_HAS_THREADS_NATIVE__
  13. #include <stdint.h>
  14. #include <unwind.h>
  15. #define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \
  16. _JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj)
  17. #define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \
  18. ((uintptr_t) (_address) - (_adj) < (uintptr_t) (_jmpbuf)[JB_SP] - (_adj))
  19. #endif