diff options
Diffstat (limited to 'posix/gnu')
| -rw-r--r-- | posix/gnu/types.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/posix/gnu/types.h b/posix/gnu/types.h new file mode 100644 index 0000000000..30f753f72d --- /dev/null +++ b/posix/gnu/types.h @@ -0,0 +1,84 @@ +/* Copyright (C) 1991, 1992, 1994 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, 1992 Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#ifndef _GNU_TYPES_H + +#define _GNU_TYPES_H 1 + + +/* Convenience types. */ +typedef unsigned char __u_char; +typedef unsigned short __u_short; +typedef unsigned int __u_int; +typedef unsigned long __u_long; +#ifdef __GNUC__ +typedef unsigned long long int __u_quad_t; +typedef long long int __quad_t; +typedef __quad_t *__qaddr_t; +#else +typedef struct +{ + long val[2]; +} __quad_t; +typedef struct +{ + __u_long val[2]; +} __u_quad_t; +#endif +typedef int __dev_t; /* Type of device numbers. */ +typedef unsigned int __uid_t; /* Type of user identifications. */ +typedef unsigned int __gid_t; /* Type of group identifications. */ +typedef unsigned int __ino_t; /* Type of file serial numbers. */ +typedef unsigned int __mode_t; /* Type of file attribute bitmasks. */ +typedef unsigned short int __nlink_t; /* Type of file link counts. */ +typedef long int __off_t; /* Type of file sizes and offsets. */ +typedef int __pid_t; /* Type of process identifications. */ +typedef int __ssize_t; /* Type of a byte count, or error. */ +typedef __u_quad_t __fsid_t; /* Type of file system IDs. */ + +/* Everythin' else. */ +typedef long int __daddr_t; /* The type of a disk address. */ +typedef char *__caddr_t; +typedef long int __time_t; +typedef long int __swblk_t; /* Type of a swap block maybe? */ + +/* fd_set for select. */ + +/* Number of descriptors that can fit in an `fd_set'. */ +#define __FD_SETSIZE 256 + +/* It's easier to assume 8-bit bytes than to get CHAR_BIT. */ +#define __NFDBITS (sizeof (unsigned long int) * 8) +#define __FDELT(d) ((d) / __NFDBITS) +#define __FDMASK(d) (1 << ((d) % __NFDBITS)) + +typedef struct + { + /* Some braindead old software uses this member name. */ + unsigned long int fds_bits[(__FD_SETSIZE + (__NFDBITS - 1)) / __NFDBITS]; + } __fd_set; + +/* This line MUST be split! Otherwise m4 will not change it. */ +#define __FD_ZERO(set) \ + ((void) memset ((__ptr_t) (set), 0, sizeof (fd_set))) +#define __FD_SET(d, set) ((set)->fds_bits[__FDELT(d)] |= __FDMASK(d)) +#define __FD_CLR(d, set) ((set)->fds_bits[__FDELT(d)] &= ~__FDMASK(d)) +#define __FD_ISSET(d, set) ((set)->fds_bits[__FDELT(d)] & __FDMASK(d)) + + +#endif /* gnu/types.h */ |