ptlongjmp.c 1.6 KB

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  1. /* Linuxthreads - a simple clone()-based implementation of Posix */
  2. /* threads for Linux. */
  3. /* Copyright (C) 1998 Xavier Leroy (Xavier.Leroy@inria.fr) */
  4. /* */
  5. /* This program is free software; you can redistribute it and/or */
  6. /* modify it under the terms of the GNU Library General Public License */
  7. /* as published by the Free Software Foundation; either version 2 */
  8. /* of the License, or (at your option) any later version. */
  9. /* */
  10. /* This program 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 */
  13. /* GNU Library General Public License for more details. */
  14. /* Redefine siglongjmp and longjmp so that they interact correctly
  15. with cleanup handlers */
  16. #include <setjmp.h>
  17. #include "pthread.h"
  18. #include "internals.h"
  19. /* These functions are not declared anywhere since they shouldn't be
  20. used at another place but here. */
  21. extern void __libc_siglongjmp (sigjmp_buf env, int val)
  22. __attribute__ ((noreturn));
  23. extern void __libc_longjmp (sigjmp_buf env, int val)
  24. __attribute__ ((noreturn));
  25. #ifdef SHARED
  26. void siglongjmp (sigjmp_buf env, int val)
  27. {
  28. __libc_siglongjmp (env, val);
  29. }
  30. void longjmp (jmp_buf env, int val)
  31. {
  32. __libc_longjmp (env, val);
  33. }
  34. #endif