sysdeps/mach/hurd/_exit.c

   1 /* Copyright (C) 1993-2016 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   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
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, see
  16    <http://www.gnu.org/licenses/>.  */
  17
  18 #include <unistd.h>
  19 #include <hurd.h>
  20 #include <hurd/port.h>
  21 #include <sysdep.h>
  22 #include <sys/wait.h>
  23
  24 void
  25 _hurd_exit (int status)
  26 {
  27   /* Give the proc server our exit status.  */
  28   __USEPORT (PROC, __proc_mark_exit (port, status, 0));
  29
  30   /* Commit suicide.  */
  31   __task_terminate (__mach_task_self ());
  32
  33   /* Perhaps the cached mach_task_self was bogus.  */
  34   __task_terminate ((__mach_task_self) ());
  35
  36   /* This sucker really doesn't want to die.  */
  37   while (1)
  38     {
  39 #ifdef LOSE
  40       LOSE;
  41 #else
  42       volatile const int zero = 0, one = 1;
  43       volatile int lossage = one / zero;
  44 #endif
  45     }
  46 }
  47
  48 void
  49 _exit (int status)
  50 {
  51   _hurd_exit (W_EXITCODE (status, 0));
  52 }
  53 libc_hidden_def (_exit)
  54 rtld_hidden_def (_exit)
  55 weak_alias (_exit, _Exit)