(hsearch_r): Add back ensurance that hval is not zero.
[glibc/history.git] / misc / madvise.c
blob7a4aa8ab8e5b14259413487da4e46d6709cfc95f
1 /* Copyright (C) 1994,1995,1996,1997,2000,2007 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
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.
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
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, write to the Free
16 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
17 02111-1307 USA. */
19 #include <sys/types.h>
20 #include <sys/mman.h>
21 #include <errno.h>
23 /* Advise the system about particular usage patterns the program follows
24 for the region starting at ADDR and extending LEN bytes. */
26 int
27 madvise (__ptr_t addr, size_t len, int advice)
29 __set_errno (ENOSYS);
30 return -1;
32 libc_hidden_def (madvise)
33 stub_warning (madvise)
34 #include <stub-tag.h>