jmp-unwind.c 1.4 KB

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  1. /* Clean up stack frames unwound by longjmp. Linux version.
  2. Copyright (C) 1995, 1997, 2002, 2003, 2007 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 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 <stddef.h>
  18. #include <pthreadP.h>
  19. extern void __pthread_cleanup_upto (__jmp_buf env, char *targetframe);
  20. #pragma weak __pthread_cleanup_upto
  21. void
  22. _longjmp_unwind (jmp_buf env, int val)
  23. {
  24. #ifdef SHARED
  25. if (__libc_pthread_functions_init)
  26. PTHFCT_CALL (ptr___pthread_cleanup_upto, (env->__jmpbuf,
  27. CURRENT_STACK_FRAME));
  28. #else
  29. if (__pthread_cleanup_upto != NULL)
  30. __pthread_cleanup_upto (env->__jmpbuf, CURRENT_STACK_FRAME);
  31. #endif
  32. }