posix/sys/types.h

   1 /* Copyright (C) 1991-2018 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 Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the 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    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, see
  16    <http://www.gnu.org/licenses/>.  */
  17
  18 /*
  19  *      POSIX Standard: 2.6 Primitive System Data Types <sys/types.h>
  20  */
  21
  22 #ifndef _SYS_TYPES_H
  23 #define _SYS_TYPES_H    1
  24
  25 #include <features.h>
  26
  27 __BEGIN_DECLS
  28
  29 #include <bits/types.h>
  30
  31 #ifdef  __USE_MISC
  32 # ifndef __u_char_defined
  33 typedef __u_char u_char;
  34 typedef __u_short u_short;
  35 typedef __u_int u_int;
  36 typedef __u_long u_long;
  37 typedef __quad_t quad_t;
  38 typedef __u_quad_t u_quad_t;
  39 typedef __fsid_t fsid_t;
  40 #  define __u_char_defined
  41 # endif
  42 typedef __loff_t loff_t;
  43 #endif
  44
  45 #ifndef __ino_t_defined
  46 # ifndef __USE_FILE_OFFSET64
  47 typedef __ino_t ino_t;
  48 # else
  49 typedef __ino64_t ino_t;
  50 # endif
  51 # define __ino_t_defined
  52 #endif
  53 #if defined __USE_LARGEFILE64 && !defined __ino64_t_defined
  54 typedef __ino64_t ino64_t;
  55 # define __ino64_t_defined
  56 #endif
  57
  58 #ifndef __dev_t_defined
  59 typedef __dev_t dev_t;
  60 # define __dev_t_defined
  61 #endif
  62
  63 #ifndef __gid_t_defined
  64 typedef __gid_t gid_t;
  65 # define __gid_t_defined
  66 #endif
  67
  68 #ifndef __mode_t_defined
  69 typedef __mode_t mode_t;
  70 # define __mode_t_defined
  71 #endif
  72
  73 #ifndef __nlink_t_defined
  74 typedef __nlink_t nlink_t;
  75 # define __nlink_t_defined
  76 #endif
  77
  78 #ifndef __uid_t_defined
  79 typedef __uid_t uid_t;
  80 # define __uid_t_defined
  81 #endif
  82
  83 #ifndef __off_t_defined
  84 # ifndef __USE_FILE_OFFSET64
  85 typedef __off_t off_t;
  86 # else
  87 typedef __off64_t off_t;
  88 # endif
  89 # define __off_t_defined
  90 #endif
  91 #if defined __USE_LARGEFILE64 && !defined __off64_t_defined
  92 typedef __off64_t off64_t;
  93 # define __off64_t_defined
  94 #endif
  95
  96 #ifndef __pid_t_defined
  97 typedef __pid_t pid_t;
  98 # define __pid_t_defined
  99 #endif
 100
 101 #if (defined __USE_XOPEN || defined __USE_XOPEN2K8) \
 102     && !defined __id_t_defined
 103 typedef __id_t id_t;
 104 # define __id_t_defined
 105 #endif
 106
 107 #ifndef __ssize_t_defined
 108 typedef __ssize_t ssize_t;
 109 # define __ssize_t_defined
 110 #endif
 111
 112 #ifdef  __USE_MISC
 113 # ifndef __daddr_t_defined
 114 typedef __daddr_t daddr_t;
 115 typedef __caddr_t caddr_t;
 116 #  define __daddr_t_defined
 117 # endif
 118 #endif
 119
 120 #if (defined __USE_MISC || defined __USE_XOPEN) && !defined __key_t_defined
 121 typedef __key_t key_t;
 122 # define __key_t_defined
 123 #endif
 124
 125 #if defined __USE_XOPEN || defined __USE_XOPEN2K8
 126 # include <bits/types/clock_t.h>
 127 #endif
 128 #include <bits/types/clockid_t.h>
 129 #include <bits/types/time_t.h>
 130 #include <bits/types/timer_t.h>
 131
 132 #ifdef __USE_XOPEN
 133 # ifndef __useconds_t_defined
 134 typedef __useconds_t useconds_t;
 135 #  define __useconds_t_defined
 136 # endif
 137 # ifndef __suseconds_t_defined
 138 typedef __suseconds_t suseconds_t;
 139 #  define __suseconds_t_defined
 140 # endif
 141 #endif
 142
 143 #define __need_size_t
 144 #include <stddef.h>
 145
 146 #ifdef __USE_MISC
 147 /* Old compatibility names for C types.  */
 148 typedef unsigned long int ulong;
 149 typedef unsigned short int ushort;
 150 typedef unsigned int uint;
 151 #endif
 152
 153 /* These size-specific names are used by some of the inet code.  */
 154
 155 #include <bits/stdint-intn.h>
 156
 157 #if !__GNUC_PREREQ (2, 7)
 158
 159 /* These were defined by ISO C without the first `_'.  */
 160 typedef unsigned char u_int8_t;
 161 typedef unsigned short int u_int16_t;
 162 typedef unsigned int u_int32_t;
 163 # if __WORDSIZE == 64
 164 typedef unsigned long int u_int64_t;
 165 # else
 166 __extension__ typedef unsigned long long int u_int64_t;
 167 # endif
 168
 169 typedef int register_t;
 170
 171 #else
 172
 173 /* For GCC 2.7 and later, we can use specific type-size attributes.  */
 174 # define __u_intN_t(N, MODE) \
 175   typedef unsigned int u_int##N##_t __attribute__ ((__mode__ (MODE)))
 176
 177 __u_intN_t (8, __QI__);
 178 __u_intN_t (16, __HI__);
 179 __u_intN_t (32, __SI__);
 180 __u_intN_t (64, __DI__);
 181
 182 typedef int register_t __attribute__ ((__mode__ (__word__)));
 183
 184
 185 /* Some code from BIND tests this macro to see if the types above are
 186    defined.  */
 187 #endif
 188 #define __BIT_TYPES_DEFINED__   1
 189
 190
 191 #ifdef  __USE_MISC
 192 /* In BSD <sys/types.h> is expected to define BYTE_ORDER.  */
 193 # include <endian.h>
 194
 195 /* It also defines `fd_set' and the FD_* macros for `select'.  */
 196 # include <sys/select.h>
 197 #endif /* Use misc.  */
 198
 199
 200 #if (defined __USE_UNIX98 || defined __USE_XOPEN2K8) \
 201     && !defined __blksize_t_defined
 202 typedef __blksize_t blksize_t;
 203 # define __blksize_t_defined
 204 #endif
 205
 206 /* Types from the Large File Support interface.  */
 207 #ifndef __USE_FILE_OFFSET64
 208 # ifndef __blkcnt_t_defined
 209 typedef __blkcnt_t blkcnt_t;     /* Type to count number of disk blocks.  */
 210 #  define __blkcnt_t_defined
 211 # endif
 212 # ifndef __fsblkcnt_t_defined
 213 typedef __fsblkcnt_t fsblkcnt_t; /* Type to count file system blocks.  */
 214 #  define __fsblkcnt_t_defined
 215 # endif
 216 # ifndef __fsfilcnt_t_defined
 217 typedef __fsfilcnt_t fsfilcnt_t; /* Type to count file system inodes.  */
 218 #  define __fsfilcnt_t_defined
 219 # endif
 220 #else
 221 # ifndef __blkcnt_t_defined
 222 typedef __blkcnt64_t blkcnt_t;     /* Type to count number of disk blocks.  */
 223 #  define __blkcnt_t_defined
 224 # endif
 225 # ifndef __fsblkcnt_t_defined
 226 typedef __fsblkcnt64_t fsblkcnt_t; /* Type to count file system blocks.  */
 227 #  define __fsblkcnt_t_defined
 228 # endif
 229 # ifndef __fsfilcnt_t_defined
 230 typedef __fsfilcnt64_t fsfilcnt_t; /* Type to count file system inodes.  */
 231 #  define __fsfilcnt_t_defined
 232 # endif
 233 #endif
 234
 235 #ifdef __USE_LARGEFILE64
 236 typedef __blkcnt64_t blkcnt64_t;     /* Type to count number of disk blocks. */
 237 typedef __fsblkcnt64_t fsblkcnt64_t; /* Type to count file system blocks.  */
 238 typedef __fsfilcnt64_t fsfilcnt64_t; /* Type to count file system inodes.  */
 239 #endif
 240
 241
 242 /* Now add the thread types.  */
 243 #if defined __USE_POSIX199506 || defined __USE_UNIX98
 244 # include <bits/pthreadtypes.h>
 245 #endif
 246
 247 __END_DECLS
 248
 249 #endif /* sys/types.h */