about summary refs log blame commit diff
path: root/misc/mprotect.c
blob: 34251b0694a4198473d219872dd2e7c6cb2fe18f (plain) (tree)
1
2
3
4
5
6
7
8
                                                         
                                          
 
                                                                     

                                                                     
 

                                                                       
                                                  
 
                                                                   
                                                    








                                                                       
                                               
 
                       
            
                                 
                       
/* Copyright (C) 1994-2016 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, see
   <http://www.gnu.org/licenses/>.  */

#include <sys/types.h>
#include <sys/mman.h>
#include <errno.h>

/* Change the memory protection of the region starting at ADDR and
   extending LEN bytes to PROT.  Returns 0 if successful, -1 for errors
   (and sets errno).  */

int
__mprotect (__ptr_t addr, size_t len, int prot)
{
  __set_errno (ENOSYS);
  return -1;
}
weak_alias (__mprotect, mprotect)

stub_warning (mprotect)