sysdeps/generic/safe-fatal.h

   1 /* Crash the process immediately, without possibility of deadlock.  Generic.
   2    Copyright (C) 2014-2019 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 #ifndef _SAFE_FATAL_H
  20 #define _SAFE_FATAL_H   1
  21
  22 #include <abort-instr.h>
  23
  24 static inline void
  25 __safe_fatal (void)
  26 {
  27 #ifdef ABORT_INSTRUCTION
  28   /* This is not guaranteed to be free from the possibility of deadlock,
  29      since it might generate a signal that can be caught.  But it's better
  30      than nothing.  */
  31   ABORT_INSTRUCTION;
  32 #else
  33 # error Need an OS-specific or machine-specific safe-fatal.h
  34 #endif
  35 }
  36
  37 #endif  /* safe-fatal.h */