mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-25 14:30:06 +00:00
7603ea28d3
* string/endian.h: Explain the _*_ENDIAN constant values a bit more. Patch by scarlet@mit.edu [PR libc/1799]. * io/ftwtest-sh: Add -f parameter to chmod if -R is also given. [PR libc/1792]. * argp/argp-parse.c (parser_finalize): Reverse order in which parsers are run for ARGP_KEY_END. [PR libc/1755].
59 lines
2.1 KiB
C
59 lines
2.1 KiB
C
/* Copyright (C) 1992, 1996, 1997, 2000 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 Library General Public License as
|
|
published by the Free Software Foundation; either version 2 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
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public
|
|
License along with the GNU C Library; see the file COPYING.LIB. If not,
|
|
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
Boston, MA 02111-1307, USA. */
|
|
|
|
#ifndef _ENDIAN_H
|
|
#define _ENDIAN_H 1
|
|
|
|
#include <features.h>
|
|
|
|
/* Definitions for byte order, according to significance of bytes,
|
|
from low addresses to high addresses. The value is what you get by
|
|
putting '4' in the most significant byte, '3' in the second most
|
|
significant byte, '2' in the second least significant byte, and '1'
|
|
in the least significant byte, and then writing down one digit for
|
|
each byte, starting with the byte at the lowest address at the left,
|
|
and proceeding to the byte with the highest address at the right. */
|
|
|
|
#define __LITTLE_ENDIAN 1234
|
|
#define __BIG_ENDIAN 4321
|
|
#define __PDP_ENDIAN 3412
|
|
|
|
/* This file defines `__BYTE_ORDER' for the particular machine. */
|
|
#include <bits/endian.h>
|
|
|
|
/* Some machines may need to use a different endianness for floating point
|
|
values. */
|
|
#ifndef __FLOAT_WORD_ORDER
|
|
# define __FLOAT_WORD_ORDER __BYTE_ORDER
|
|
#endif
|
|
|
|
#ifdef __USE_BSD
|
|
# define LITTLE_ENDIAN __LITTLE_ENDIAN
|
|
# define BIG_ENDIAN __BIG_ENDIAN
|
|
# define PDP_ENDIAN __PDP_ENDIAN
|
|
# define BYTE_ORDER __BYTE_ORDER
|
|
#endif
|
|
|
|
#if __BYTE_ORDER == __LITTLE_ENDIAN
|
|
# define __LONG_LONG_PAIR(HI, LO) LO, HI
|
|
#elif __BYTE_ORDER == __BIG_ENDIAN
|
|
# define __LONG_LONG_PAIR(HI, LO) HI, LO
|
|
#endif
|
|
|
|
#endif /* endian.h */
|