hurd/longjmp-ts.c

   1 /* Perform a `longjmp' on a Mach thread_state.  Stub version.
   2    Copyright (C) 1991-2023 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    <https://www.gnu.org/licenses/>.  */
  18
  19 #include <setjmp.h>
  20 #include <mach/thread_status.h>
  21
  22 /* Set up STATE to do the equivalent of `longjmp (ENV, VAL);'.  */
  23
  24 void
  25 _hurd_longjmp_thread_state (void *state, jmp_buf env, int val)
  26 {
  27   /* Set all the registers in *STATE to the values described by ENV and
  28      RETVAL.  After this, setting that thread's state to STATE should be
  29      just like calling `longjmp (ENV, RETVAL)'.  */
  30   #error "Need to write sysdeps/mach/hurd/MACHINE/longjmp-ctx.c"
  31 }