📄 types.h
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/* Copyright (C) 1991,92,94,95,96,97,98,99,2000 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 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. *//* * POSIX Standard: 2.6 Primitive System Data Types <sys/types.h> */#ifndef _SYS_TYPES_H#define _SYS_TYPES_H 1#include <features.h>__BEGIN_DECLS#include <bits/types.h>#ifdef __USE_BSD# ifndef __u_char_definedtypedef __u_char u_char;typedef __u_short u_short;typedef __u_int u_int;typedef __u_long u_long;typedef __quad_t quad_t;typedef __u_quad_t u_quad_t;typedef __fsid_t fsid_t;# define __u_char_defined# endif#endiftypedef __loff_t loff_t;#ifndef __ino_t_defined# ifndef __USE_FILE_OFFSET64typedef __ino_t ino_t;# elsetypedef __ino64_t ino_t;# endif# define __ino_t_defined#endif#if defined __USE_LARGEFILE64 && !defined __ino64_t_definedtypedef __ino64_t ino64_t;# define __ino64_t_defined#endif#ifndef __dev_t_definedtypedef __dev_t dev_t;# define __dev_t_defined#endif#ifndef __gid_t_definedtypedef __gid_t gid_t;# define __gid_t_defined#endif#ifndef __mode_t_definedtypedef __mode_t mode_t;# define __mode_t_defined#endif#ifndef __nlink_t_definedtypedef __nlink_t nlink_t;# define __nlink_t_defined#endif#ifndef __uid_t_definedtypedef __uid_t uid_t;# define __uid_t_defined#endif#ifndef __off_t_defined# ifndef __USE_FILE_OFFSET64typedef __off_t off_t;# elsetypedef __off64_t off_t;# endif# define __off_t_defined#endif#if defined __USE_LARGEFILE64 && !defined __off64_t_definedtypedef __off64_t off64_t;# define __off64_t_defined#endif#ifndef __pid_t_definedtypedef __pid_t pid_t;# define __pid_t_defined#endif#if (defined __USE_SVID || defined __USE_XOPEN) && !defined __id_t_definedtypedef __id_t id_t;# define __id_t_defined#endif#ifndef __ssize_t_definedtypedef __ssize_t ssize_t;# define __ssize_t_defined#endif#ifdef __USE_BSD# ifndef __daddr_t_definedtypedef __daddr_t daddr_t;typedef __caddr_t caddr_t;# define __daddr_t_defined# endif#endif#if (defined __USE_SVID || defined __USE_XOPEN) && !defined __key_t_definedtypedef __key_t key_t;# define __key_t_defined#endif#ifdef __USE_XOPEN# define __need_clock_t#endif#define __need_time_t#define __need_timer_t#define __need_clockid_t#include <time.h>#ifdef __USE_XOPEN# ifndef __useconds_t_definedtypedef __useconds_t useconds_t;# define __useconds_t_defined# endif# ifndef __suseconds_t_definedtypedef __suseconds_t suseconds_t;# define __suseconds_t_defined# endif#endif#define __need_size_t#include <stddef.h>#ifdef __USE_MISC/* Old compatibility names for C types. */typedef unsigned long int ulong;typedef unsigned short int ushort;typedef unsigned int uint;#endif/* These size-specific names are used by some of the inet code. */#if !__GNUC_PREREQ (2, 7)/* These types are defined by the ISO C99 header <inttypes.h>. */# ifndef __int8_t_defined# define __int8_t_definedtypedef char int8_t;typedef short int int16_t;typedef int int32_t;# ifdef __GNUC____extension__ typedef long long int int64_t;# endif# endif/* But these were defined by ISO C without the first `_'. */typedef unsigned char u_int8_t;typedef unsigned short int u_int16_t;typedef unsigned int u_int32_t;# ifdef __GNUC____extension__ typedef unsigned long long int u_int64_t;# endiftypedef int register_t;#else/* For GCC 2.7 and later, we can use specific type-size attributes. */# define __intN_t(N, MODE) \ typedef int int##N##_t __attribute__ ((__mode__ (MODE)))# define __u_intN_t(N, MODE) \ typedef unsigned int u_int##N##_t __attribute__ ((__mode__ (MODE)))# ifndef __int8_t_defined# define __int8_t_defined__intN_t (8, __QI__);__intN_t (16, __HI__);__intN_t (32, __SI__);__intN_t (64, __DI__);# endif__u_intN_t (8, __QI__);__u_intN_t (16, __HI__);__u_intN_t (32, __SI__);__u_intN_t (64, __DI__);typedef int register_t __attribute__ ((__mode__ (__word__)));/* Some code from BIND tests this macro to see if the types above are defined. */#endif#define __BIT_TYPES_DEFINED__ 1#ifdef __USE_BSD/* In BSD <sys/types.h> is expected to define BYTE_ORDER. */# include <endian.h>/* It also defines `fd_set' and the FD_* macros for `select'. */# include <sys/select.h>/* BSD defines these symbols, so we follow. */# include <sys/sysmacros.h>#endif /* Use BSD. */#if defined __USE_UNIX98 && !defined __blksize_t_definedtypedef __blksize_t blksize_t;# define __blksize_t_defined#endif/* Types from the Large File Support interface. */#ifndef __USE_FILE_OFFSET64# ifndef __blkcnt_t_definedtypedef __blkcnt_t blkcnt_t; /* Type to count number of disk blocks. */# define __blkcnt_t_defined# endif# ifndef __fsblkcnt_t_definedtypedef __fsblkcnt_t fsblkcnt_t; /* Type to count file system blocks. */# define __fsblkcnt_t_defined# endif# ifndef __fsfilcnt_t_definedtypedef __fsfilcnt_t fsfilcnt_t; /* Type to count file system inodes. */# define __fsfilcnt_t_defined# endif#else# ifndef __blkcnt_t_definedtypedef __blkcnt64_t blkcnt_t; /* Type to count number of disk blocks. */# define __blkcnt_t_defined# endif# ifndef __fsblkcnt_t_definedtypedef __fsblkcnt64_t fsblkcnt_t; /* Type to count file system blocks. */# define __fsblkcnt_t_defined# endif# ifndef __fsfilcnt_t_definedtypedef __fsfilcnt64_t fsfilcnt_t; /* Type to count file system inodes. */# define __fsfilcnt_t_defined# endif#endif#ifdef __USE_LARGEFILE64typedef __blkcnt64_t blkcnt64_t; /* Type to count number of disk blocks. */typedef __fsblkcnt64_t fsblkcnt64_t; /* Type to count file system blocks. */typedef __fsfilcnt64_t fsfilcnt64_t; /* Type to count file system inodes. */#endif__END_DECLS#endif /* sys/types.h */
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