sigcontextinfo.h 1.3 KB

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  1. /* C-SKY definitions for signal handling calling conventions.
  2. Copyright (C) 2018-2019 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, see
  14. <http://www.gnu.org/licenses/>. */
  15. #define SIGCONTEXT siginfo_t *_si, struct ucontext_t *
  16. #define GET_PC(ctx) ((void *) (ctx)->uc_mcontext.__gregs.__pc)
  17. /* There is no reliable way to get the sigcontext unless we use a
  18. three-argument signal handler. */
  19. #define __sigaction(sig, act, oact) ({ \
  20. (act)->sa_flags |= SA_SIGINFO; \
  21. (__sigaction) (sig, act, oact); \
  22. })
  23. #define sigaction(sig, act, oact) ({ \
  24. (act)->sa_flags |= SA_SIGINFO; \
  25. (sigaction) (sig, act, oact); \
  26. })