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[glibc/history.git] / misc / mlock.c
blobfd8dc8bc9d558573d5770f865ecd2716f7ee63dc
1 /* mlock -- guarantee pages are resident in memory. Stub version.
2 Copyright (C) 2001 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
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.
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.
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. */
20 #include <sys/types.h>
21 #include <sys/mman.h>
22 #include <errno.h>
24 /* Guarantee all whole pages mapped by the range [ADDR,ADDR+LEN) to
25 be memory resident. */
27 int
28 mlock (const void *addr, size_t len)
30 __set_errno (ENOSYS);
31 return -1;
34 stub_warning (mlock)
35 #include <stub-tag.h>