posix/sys/types.h

   1 /* Copyright (C) 1991, 1992, 1994 Free Software Foundation, Inc.
   2 This file is part of the GNU C Library.
   3
   4 The GNU C Library is free software; you can redistribute it and/or
   5 modify it under the terms of the GNU Library General Public License as
   6 published by the Free Software Foundation; either version 2 of the
   7 License, or (at your option) any later version.
   8
   9 The GNU C Library is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12 Library General Public License for more details.
  13
  14 You should have received a copy of the GNU Library General Public
  15 License along with the GNU C Library; see the file COPYING.LIB.  If
  16 not, write to the, 1992 Free Software Foundation, Inc., 675 Mass Ave,
  17 Cambridge, MA 02139, USA.  */
  18
  19 /*
  20  *      POSIX Standard: 2.6 Primitive System Data Types <sys/types.h>
  21  */
  22
  23 #ifndef _SYS_TYPES_H
  24
  25 #define _SYS_TYPES_H    1
  26 #include <features.h>
  27
  28 __BEGIN_DECLS
  29
  30 #include <gnu/types.h>
  31
  32 #ifdef  __USE_BSD
  33 #define u_char __u_char
  34 #define u_short __u_short
  35 #define u_int __u_int
  36 #define u_long __u_long
  37 #define quad_t __quad_t
  38 #define u_quad_t __u_quad_t
  39 #define fsid_t __fsid_t
  40 #endif
  41
  42 #define dev_t __dev_t
  43 #define gid_t __gid_t
  44 #define ino_t __ino_t
  45 #define mode_t __mode_t
  46 #define nlink_t __nlink_t
  47 #define off_t __off_t
  48 #define pid_t __pid_t
  49 #define uid_t __uid_t
  50 #ifndef ssize_t
  51 #define ssize_t __ssize_t
  52 #endif
  53
  54 #ifdef  __USE_BSD
  55 #define daddr_t __daddr_t
  56 #define caddr_t __caddr_t
  57 #endif
  58
  59 #define __need_time_t
  60 #include <time.h>
  61
  62 #define __need_size_t
  63 #include <stddef.h>
  64
  65 #ifdef __USE_MISC
  66 /* Old compatibility names for C types.  */
  67 typedef unsigned short int ushort;
  68 typedef unsigned int uint;
  69 #endif
  70
  71 #ifdef __USE_BSD
  72 /* These size-specific names are used by some of the inet code.  */
  73
  74 typedef int int32_t;
  75 typedef short int int16_t;
  76 typedef char int8_t;
  77 typedef unsigned int u_int32_t;
  78 typedef unsigned short int u_int16_t;
  79 typedef unsigned char u_int8_t;
  80 #endif
  81
  82
  83 #ifdef  __USE_BSD
  84
  85 #define FD_SETSIZE      __FD_SETSIZE
  86 #define NFDBITS         __NFDBITS
  87 #define fd_set          __fd_set
  88 #define FD_ZERO(set)    __FD_ZERO(set)
  89 #define FD_SET(d, set)  __FD_SET((d), (set))
  90 #define FD_CLR(d, set)  __FD_CLR((d), (set))
  91 #define FD_ISSET(d, set)__FD_ISSET((d), (set))
  92
  93 /* This being here makes the `select' prototype valid whether or not
  94    we have already included <sys/time.h> to define `struct timeval'.  */
  95 struct timeval;
  96
  97 /* Check the first NFDS descriptors each in READFDS (if not NULL) for read
  98    readiness, in WRITEFDS (if not NULL) for write readiness, and in EXCEPTFDS
  99    (if not NULL) for exceptional conditions.  If TIMEOUT is not NULL, time out
 100    after waiting the interval specified therein.  Returns the number of ready
 101    descriptors, or -1 for errors.  */
 102 extern int __select __P ((int __nfds, __fd_set *__readfds,
 103                           __fd_set *__writefds, __fd_set *__exceptfds,
 104                           struct timeval *__timeout));
 105 extern int select __P ((int __nfds, __fd_set *__readfds,
 106                         __fd_set *__writefds, __fd_set *__exceptfds,
 107                         struct timeval *__timeout));
 108
 109 #endif /* Use BSD.  */
 110
 111
 112 __END_DECLS
 113
 114 #endif /* sys/types.h */