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04277e02 | 1 | /* Copyright (C) 1994-2019 Free Software Foundation, Inc. |
478b92f0 | 2 | This file is part of the GNU C Library. |
28f540f4 | 3 | |
478b92f0 | 4 | The GNU C Library is free software; you can redistribute it and/or |
41bdb6e2 AJ |
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. | |
28f540f4 | 8 | |
478b92f0 UD |
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 | |
41bdb6e2 | 12 | Lesser General Public License for more details. |
28f540f4 | 13 | |
41bdb6e2 | 14 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 PE |
15 | License along with the GNU C Library; if not, see |
16 | <http://www.gnu.org/licenses/>. */ | |
28f540f4 RM |
17 | |
18 | #include <sys/types.h> | |
19 | #include <sys/mman.h> | |
20 | #include <errno.h> | |
21 | ||
22 | /* Change the memory protection of the region starting at ADDR and | |
23 | extending LEN bytes to PROT. Returns 0 if successful, -1 for errors | |
24 | (and sets errno). */ | |
25 | ||
26 | int | |
f17a4233 | 27 | __mprotect (void *addr, size_t len, int prot) |
28f540f4 | 28 | { |
c4029823 | 29 | __set_errno (ENOSYS); |
28f540f4 RM |
30 | return -1; |
31 | } | |
6d9756c9 RM |
32 | weak_alias (__mprotect, mprotect) |
33 | ||
10ceac89 | 34 | stub_warning (mprotect) |