blob: 009f7f1ccaf3397f2592a536db3da641eeed99f9 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
|
/* Copyright (C) 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Andreas Schwab <schwab@suse.de>.
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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <unistd.h>
#include <sys/param.h>
#include <errno.h>
#include <sysdep.h>
#include <sys/syscall.h>
/* Return the system page size. */
int
__getpagesize ()
{
extern size_t _dl_pagesize;
#ifdef __NR_getpagesize
int result;
#endif
if (_dl_pagesize != 0)
return _dl_pagesize;
result = INLINE_SYSCALL (getpagesize, 0);
/* The only possible error is ENOSYS. */
if (result != -1)
return result;
#endif
return 4096;
}
weak_alias (__getpagesize, getpagesize)
|