glibc/misc/madvise.c

36 lines
1.2 KiB
C

/* Advise system about intentions for a memory region. Stub version.
Copyright (C) 1994-2012 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>
/* Advise the system about particular usage patterns the program follows
for the region starting at ADDR and extending LEN bytes. */
int
__madvise (void *addr, size_t len, int advice)
{
__set_errno (ENOSYS);
return -1;
}
libc_hidden_def (__madvise)
weak_alias (__madvise, madvise)
stub_warning (madvise)