sysdeps/posix/libc_fatal.c

   1 /* Copyright (C) 1993, 1994, 1995 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 Library General Public License as
   6 published by the Free Software Foundation; either version 2 of the
   7 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 Library General Public License for more details.
  13
  14 You should have received a copy of the GNU Library General Public
  15 License along with the GNU C Library; see the file COPYING.LIB.  If
  16 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
  17 Cambridge, MA 02139, USA.  */
  18
  19 #include <ansidecl.h>
  20 #include <stdio.h>
  21 #include <unistd.h>
  22 #include <errno.h>
  23 #include <sysdep.h>
  24 #include <string.h>
  25
  26 #ifdef FATAL_PREPARE_INCLUDE
  27 #include FATAL_PREPARE_INCLUDE
  28 #endif
  29
  30 /* Abort with an error message.  */
  31 void
  32 DEFUN(__libc_fatal, (message), CONST char *message)
  33 {
  34   size_t len = strlen (message);
  35
  36 #ifdef FATAL_PREPARE
  37   FATAL_PREPARE;
  38 #endif
  39
  40   while (len > 0)
  41     {
  42       register int count = __write (STDERR_FILENO, message, len);
  43       if (count > 0)
  44         {
  45           message += count;
  46           len -= count;
  47         }
  48       else if (count < 0
  49 #ifdef EINTR
  50                && errno != EINTR
  51 #endif
  52                )
  53         break;
  54     }
  55
  56   abort ();
  57 }