sysdeps/unix/sysv/linux/_exit.c

   1 /* Copyright (C) 2002-2018 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 <errno.h>
  19 #include <stdlib.h>
  20 #include <unistd.h>
  21 #include <sysdep.h>
  22 #include <abort-instr.h>
  23
  24
  25 void
  26 _exit (int status)
  27 {
  28   while (1)
  29     {
  30 #ifdef __NR_exit_group
  31       INLINE_SYSCALL (exit_group, 1, status);
  32 #endif
  33       INLINE_SYSCALL (exit, 1, status);
  34
  35 #ifdef ABORT_INSTRUCTION
  36       ABORT_INSTRUCTION;
  37 #endif
  38     }
  39 }
  40 libc_hidden_def (_exit)
  41 rtld_hidden_def (_exit)
  42 weak_alias (_exit, _Exit)