📄 types.h
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/* Copyright (C) 1991,92,94,95,96,97,98,99 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. *//* * Never include this file directly; use <sys/types.h> instead. */#ifndef _BITS_TYPES_H#define _BITS_TYPES_H 1#include <features.h>#define __need_size_t#include <stddef.h>/* Convenience types. */typedef unsigned char __u_char;typedef unsigned short int __u_short;typedef unsigned int __u_int;typedef unsigned long int __u_long;typedef unsigned long int __u_quad_t;typedef long int __quad_t;typedef signed char __int8_t;typedef unsigned char __uint8_t;typedef signed short int __int16_t;typedef unsigned short int __uint16_t;typedef signed int __int32_t;typedef unsigned int __uint32_t;typedef signed long int __int64_t;typedef unsigned long int __uint64_t;typedef __quad_t *__qaddr_t;typedef __uint64_t __dev_t; /* Type of device numbers. */typedef __uint32_t __uid_t; /* Type of user identifications. */typedef __uint32_t __gid_t; /* Type of group identifications. */typedef __uint32_t __ino_t; /* Type of file serial numbers. */typedef __uint64_t __ino64_t; /* "" (LFS) */typedef __uint32_t __mode_t; /* Type of file attribute bitmasks. */typedef __uint32_t __nlink_t; /* Type of file link counts. */typedef __int64_t __off_t; /* Type of file sizes and offsets. */typedef __int64_t __off64_t; /* "" (LFS) */typedef __int64_t __loff_t; /* Type of file sizes and offsets. */typedef __int32_t __pid_t; /* Type of process identifications. */typedef __int64_t __ssize_t; /* Type of a byte count, or error. */typedef __uint64_t __rlim_t; /* Type of resource counts. */typedef __uint64_t __rlim64_t; /* "" (LFS) */typedef __int32_t __blkcnt_t; /* Type to count nr disk blocks. */typedef __int64_t __blkcnt64_t; /* "" (LFS) */typedef __uint32_t __fsblkcnt_t; /* Type to count file system blocks. */typedef __uint64_t __fsblkcnt64_t; /* "" (LFS) */typedef __uint32_t __fsfilcnt_t; /* Type to count file system inodes. */typedef __uint64_t __fsfilcnt64_t; /* "" (LFS) */typedef __uint32_t __id_t; /* General type for IDs. */typedef struct { int __val[2]; } __fsid_t; /* Type of file system IDs. *//* Everythin' else. */typedef int __daddr_t; /* Type of a disk address. */typedef char *__caddr_t; /* Type of a core address. */typedef long int __time_t;typedef long int __suseconds_t;typedef long int __swblk_t; /* Type of a swap block maybe? */typedef long int __clock_t;typedef int __key_t; /* Type of a SYSV IPC key. *//* Used in `struct shmid_ds'. */typedef int __ipc_pid_t;/* One element in the file descriptor mask array. */typedef unsigned long int __fd_mask;/* Due to incaution, we may have gotten these from a kernel header file. */#undef __FD_SETSIZE#undef __NFDBITS#undef __FDMASK/* Number of descriptors that can fit in an `fd_set'. */#ifdef BIGGER_FD_SETSIZE#define __FD_SETSIZE 64000#else#define __FD_SETSIZE 20480#endif/* It's easier to assume 8-bit bytes than to get CHAR_BIT. */#define __NFDBITS (8 * sizeof (__fd_mask))#define __FDELT(d) ((d) / __NFDBITS)#define __FDMASK(d) ((__fd_mask) 1 << ((d) % __NFDBITS))/* fd_set for select and pselect. */typedef struct { /* XPG4.2 requires this member name. Otherwise avoid the name from the user namespace. */#ifdef __USE_XOPEN __fd_mask fds_bits[__FD_SETSIZE / __NFDBITS];# define __FDS_BITS(set) ((set)->fds_bits)#else __fd_mask __fds_bits[__FD_SETSIZE / __NFDBITS];# define __FDS_BITS(set) ((set)->__fds_bits)#endif } __fd_set;/* Used in XTI. */typedef int __t_scalar_t;typedef unsigned int __t_uscalar_t;/* Duplicates info from stdint.h but this is used in unistd.h. */typedef long int __intptr_t;/* Now add the thread types. */#ifdef __USE_UNIX98# include <bits/pthreadtypes.h>#endif#endif /* bits/types.h */
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