debug/chk_fail.c

   1
   2 /* Copyright (C) 2004 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, write to the Free
  17    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  18    02111-1307 USA.  */
  19
  20 #include <stdio.h>
  21 #include <stdlib.h>
  22
  23
  24 extern char **__libc_argv attribute_hidden;
  25
  26 void
  27 __attribute__ ((noreturn))
  28 __chk_fail (void)
  29 {
  30   /* The loop is added only to keep gcc happy.  */
  31   while (1)
  32     __libc_message (1, "*** buffer overflow detected ***: %s terminated\n",
  33                     __libc_argv[0] ?: "<unknown>");
  34 }
  35 libc_hidden_def (__chk_fail)