types.h
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上传日期:2009-04-28
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文件大小:7k
- /* Copyright (C) 1991,1992,1994,1995,1996,1997,1998,1999,2000,2001,2002
- 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_defined
- typedef __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
- #endif
- typedef __loff_t loff_t;
- #ifndef __ino_t_defined
- # ifndef __USE_FILE_OFFSET64
- typedef __ino_t ino_t;
- # else
- typedef __ino64_t ino_t;
- # endif
- # define __ino_t_defined
- #endif
- #if defined __USE_LARGEFILE64 && !defined __ino64_t_defined
- typedef __ino64_t ino64_t;
- # define __ino64_t_defined
- #endif
- #ifndef __dev_t_defined
- typedef __dev_t dev_t;
- # define __dev_t_defined
- #endif
- #ifndef __gid_t_defined
- typedef __gid_t gid_t;
- # define __gid_t_defined
- #endif
- #ifndef __mode_t_defined
- typedef __mode_t mode_t;
- # define __mode_t_defined
- #endif
- #ifndef __nlink_t_defined
- typedef __nlink_t nlink_t;
- # define __nlink_t_defined
- #endif
- #ifndef __uid_t_defined
- typedef __uid_t uid_t;
- # define __uid_t_defined
- #endif
- #ifndef __off_t_defined
- # ifndef __USE_FILE_OFFSET64
- typedef __off_t off_t;
- # else
- typedef __off64_t off_t;
- # endif
- # define __off_t_defined
- #endif
- #if defined __USE_LARGEFILE64 && !defined __off64_t_defined
- typedef __off64_t off64_t;
- # define __off64_t_defined
- #endif
- #ifndef __pid_t_defined
- typedef __pid_t pid_t;
- # define __pid_t_defined
- #endif
- #if (defined __USE_SVID || defined __USE_XOPEN) && !defined __id_t_defined
- typedef __id_t id_t;
- # define __id_t_defined
- #endif
- #ifndef __ssize_t_defined
- typedef __ssize_t ssize_t;
- # define __ssize_t_defined
- #endif
- #ifdef __USE_BSD
- # ifndef __daddr_t_defined
- typedef __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_defined
- typedef __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_defined
- typedef __useconds_t useconds_t;
- # define __useconds_t_defined
- # endif
- # ifndef __suseconds_t_defined
- typedef __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_defined
- typedef char int8_t;
- typedef short int int16_t;
- typedef int int32_t;
- # if __GLIBC_HAVE_LONG_LONG
- __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;
- # if __GLIBC_HAVE_LONG_LONG
- __extension__ typedef unsigned long long int u_int64_t;
- # endif
- typedef 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_defined
- typedef __blksize_t blksize_t;
- # define __blksize_t_defined
- #endif
- /* Types from the Large File Support interface. */
- #ifndef __USE_FILE_OFFSET64
- # ifndef __blkcnt_t_defined
- typedef __blkcnt_t blkcnt_t; /* Type to count number of disk blocks. */
- # define __blkcnt_t_defined
- # endif
- # ifndef __fsblkcnt_t_defined
- typedef __fsblkcnt_t fsblkcnt_t; /* Type to count file system blocks. */
- # define __fsblkcnt_t_defined
- # endif
- # ifndef __fsfilcnt_t_defined
- typedef __fsfilcnt_t fsfilcnt_t; /* Type to count file system inodes. */
- # define __fsfilcnt_t_defined
- # endif
- #else
- # ifndef __blkcnt_t_defined
- typedef __blkcnt64_t blkcnt_t; /* Type to count number of disk blocks. */
- # define __blkcnt_t_defined
- # endif
- # ifndef __fsblkcnt_t_defined
- typedef __fsblkcnt64_t fsblkcnt_t; /* Type to count file system blocks. */
- # define __fsblkcnt_t_defined
- # endif
- # ifndef __fsfilcnt_t_defined
- typedef __fsfilcnt64_t fsfilcnt_t; /* Type to count file system inodes. */
- # define __fsfilcnt_t_defined
- # endif
- #endif
- #ifdef __USE_LARGEFILE64
- typedef __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
- /* Now add the thread types. */
- #if defined __USE_POSIX199506 || defined __USE_UNIX98
- # include <bits/pthreadtypes.h>
- #endif
- __END_DECLS
- #endif /* sys/types.h */