blob: 11da9d21df6e04fa0bf21caab5220ed1b30fb22d (
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
|
/* Copyright (C) 2011-2015 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
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 <bits/wordsize.h>
#include <kernel-features.h>
#include <sysdeps/unix/sysdep.h>
/* Provide the common name to allow more code reuse. */
#define __NR__llseek __NR_llseek
#if __WORDSIZE == 64
/* By defining the older names, glibc will build syscall wrappers for
both pread and pread64; sysdeps/unix/sysv/linux/wordsize-64/pread64.c
will suppress generating any separate code for pread64.c. */
#define __NR_pread __NR_pread64
#define __NR_pwrite __NR_pwrite64
#endif
/* Provide a dummy argument that can be used to force register
alignment for register pairs if required by the syscall ABI. */
#ifdef __ASSUME_ALIGNED_REGISTER_PAIRS
#define __ALIGNMENT_ARG 0,
#define __ALIGNMENT_COUNT(a,b) b
#else
#define __ALIGNMENT_ARG
#define __ALIGNMENT_COUNT(a,b) a
#endif
|
