hurd/trampoline.c

   1 /* Set thread_state for sighandler, and sigcontext to recover.  Stub version.
   2    Copyright (C) 1994-2017 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library 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 GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 #include <hurd.h>
  20 #include <mach/thread_status.h>
  21
  22 /* Set up STATE to run a signal handler in the thread it describes.
  23    This should save the original state in a `struct sigcontext' on the
  24    thread's stack (or possibly a signal stack described by SIGALTSTACK,
  25    if the SA_ONSTACK bit is set in FLAGS), and return the address of
  26    that structure.  */
  27
  28 struct sigcontext *
  29 _hurd_setup_sighandler (int flags,
  30                         __sighandler_t handler,
  31                         struct sigaltstack *sigaltstack,
  32                         int signo, int sigcode,
  33                         void *state)
  34 {
  35 #error "Need to write sysdeps/mach/hurd/MACHINE/trampoline.c"
  36 }