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 #endif
  43
  44 typedef __loff_t loff_t;
  45
  46 #ifndef __ino_t_defined
  47 # ifndef __USE_FILE_OFFSET64
  48 typedef __ino_t ino_t;
  49 # else
  50 typedef __ino64_t ino_t;
  51 # endif
  52 # define __ino_t_defined
  53 #endif
  54 #if defined __USE_LARGEFILE64 && !defined __ino64_t_defined
  55 typedef __ino64_t ino64_t;
  56 # define __ino64_t_defined
  57 #endif
  58
  59 #ifndef __dev_t_defined
  60 typedef __dev_t dev_t;
  61 # define __dev_t_defined
  62 #endif
  63
  64 #ifndef __gid_t_defined
  65 typedef __gid_t gid_t;
  66 # define __gid_t_defined
  67 #endif
  68
  69 #ifndef __mode_t_defined
  70 typedef __mode_t mode_t;
  71 # define __mode_t_defined
  72 #endif
  73
  74 #ifndef __nlink_t_defined
  75 typedef __nlink_t nlink_t;
  76 # define __nlink_t_defined
  77 #endif
  78
  79 #ifndef __uid_t_defined
  80 typedef __uid_t uid_t;
  81 # define __uid_t_defined
  82 #endif
  83
  84 #ifndef __off_t_defined
  85 # ifndef __USE_FILE_OFFSET64
  86 typedef __off_t off_t;
  87 # else
  88 typedef __off64_t off_t;
  89 # endif
  90 # define __off_t_defined
  91 #endif
  92 #if defined __USE_LARGEFILE64 && !defined __off64_t_defined
  93 typedef __off64_t off64_t;
  94 # define __off64_t_defined
  95 #endif
  96
  97 #ifndef __pid_t_defined
  98 typedef __pid_t pid_t;
  99 # define __pid_t_defined
 100 #endif
 101
 102 #if (defined __USE_XOPEN || defined __USE_XOPEN2K8) \
 103     && !defined __id_t_defined
 104 typedef __id_t id_t;
 105 # define __id_t_defined
 106 #endif
 107
 108 #ifndef __ssize_t_defined
 109 typedef __ssize_t ssize_t;
 110 # define __ssize_t_defined
 111 #endif
 112
 113 #ifdef  __USE_MISC
 114 # ifndef __daddr_t_defined
 115 typedef __daddr_t daddr_t;
 116 typedef __caddr_t caddr_t;
 117 #  define __daddr_t_defined
 118 # endif
 119 #endif
 120
 121 #if (defined __USE_MISC || defined __USE_XOPEN) && !defined __key_t_defined
 122 typedef __key_t key_t;
 123 # define __key_t_defined
 124 #endif
 125
 126 #if defined __USE_XOPEN || defined __USE_XOPEN2K8
 127 # include <bits/types/clock_t.h>
 128 #endif
 129 #include <bits/types/clockid_t.h>
 130 #include <bits/types/time_t.h>
 131 #include <bits/types/timer_t.h>
 132
 133 #ifdef __USE_XOPEN
 134 # ifndef __useconds_t_defined
 135 typedef __useconds_t useconds_t;
 136 #  define __useconds_t_defined
 137 # endif
 138 # ifndef __suseconds_t_defined
 139 typedef __suseconds_t suseconds_t;
 140 #  define __suseconds_t_defined
 141 # endif
 142 #endif
 143
 144 #define __need_size_t
 145 #include <stddef.h>
 146
 147 #ifdef __USE_MISC
 148 /* Old compatibility names for C types.  */
 149 typedef unsigned long int ulong;
 150 typedef unsigned short int ushort;
 151 typedef unsigned int uint;
 152 #endif
 153
 154 /* These size-specific names are used by some of the inet code.  */
 155
 156 #include <bits/stdint-intn.h>
 157
 158 #if !__GNUC_PREREQ (2, 7)
 159
 160 /* These were defined by ISO C without the first `_'.  */
 161 typedef unsigned char u_int8_t;
 162 typedef unsigned short int u_int16_t;
 163 typedef unsigned int u_int32_t;
 164 # if __WORDSIZE == 64
 165 typedef unsigned long int u_int64_t;
 166 # else
 167 __extension__ typedef unsigned long long int u_int64_t;
 168 # endif
 169
 170 typedef int register_t;
 171
 172 #else
 173
 174 /* For GCC 2.7 and later, we can use specific type-size attributes.  */
 175 # define __u_intN_t(N, MODE) \
 176   typedef unsigned int u_int##N##_t __attribute__ ((__mode__ (MODE)))
 177
 178 __u_intN_t (8, __QI__);
 179 __u_intN_t (16, __HI__);
 180 __u_intN_t (32, __SI__);
 181 __u_intN_t (64, __DI__);
 182
 183 typedef int register_t __attribute__ ((__mode__ (__word__)));
 184
 185
 186 /* Some code from BIND tests this macro to see if the types above are
 187    defined.  */
 188 #endif
 189 #define __BIT_TYPES_DEFINED__   1
 190
 191
 192 #ifdef  __USE_MISC
 193 /* In BSD <sys/types.h> is expected to define BYTE_ORDER.  */
 194 # include <endian.h>
 195
 196 /* It also defines `fd_set' and the FD_* macros for `select'.  */
 197 # include <sys/select.h>
 198
 199 /* BSD defines `major', `minor', and `makedev' in this header.
 200    However, these symbols are likely to collide with user code, so we are
 201    going to stop defining them here in an upcoming release.  Code that needs
 202    these macros should include <sys/sysmacros.h> directly.  Code that does
 203    not need these macros should #undef them after including this header.  */
 204 # define __SYSMACROS_DEPRECATED_INCLUSION
 205 # include <sys/sysmacros.h>
 206 # undef __SYSMACROS_DEPRECATED_INCLUSION
 207 #endif /* Use misc.  */
 208
 209
 210 #if (defined __USE_UNIX98 || defined __USE_XOPEN2K8) \
 211     && !defined __blksize_t_defined
 212 typedef __blksize_t blksize_t;
 213 # define __blksize_t_defined
 214 #endif
 215
 216 /* Types from the Large File Support interface.  */
 217 #ifndef __USE_FILE_OFFSET64
 218 # ifndef __blkcnt_t_defined
 219 typedef __blkcnt_t blkcnt_t;     /* Type to count number of disk blocks.  */
 220 #  define __blkcnt_t_defined
 221 # endif
 222 # ifndef __fsblkcnt_t_defined
 223 typedef __fsblkcnt_t fsblkcnt_t; /* Type to count file system blocks.  */
 224 #  define __fsblkcnt_t_defined
 225 # endif
 226 # ifndef __fsfilcnt_t_defined
 227 typedef __fsfilcnt_t fsfilcnt_t; /* Type to count file system inodes.  */
 228 #  define __fsfilcnt_t_defined
 229 # endif
 230 #else
 231 # ifndef __blkcnt_t_defined
 232 typedef __blkcnt64_t blkcnt_t;     /* Type to count number of disk blocks.  */
 233 #  define __blkcnt_t_defined
 234 # endif
 235 # ifndef __fsblkcnt_t_defined
 236 typedef __fsblkcnt64_t fsblkcnt_t; /* Type to count file system blocks.  */
 237 #  define __fsblkcnt_t_defined
 238 # endif
 239 # ifndef __fsfilcnt_t_defined
 240 typedef __fsfilcnt64_t fsfilcnt_t; /* Type to count file system inodes.  */
 241 #  define __fsfilcnt_t_defined
 242 # endif
 243 #endif
 244
 245 #ifdef __USE_LARGEFILE64
 246 typedef __blkcnt64_t blkcnt64_t;     /* Type to count number of disk blocks. */
 247 typedef __fsblkcnt64_t fsblkcnt64_t; /* Type to count file system blocks.  */
 248 typedef __fsfilcnt64_t fsfilcnt64_t; /* Type to count file system inodes.  */
 249 #endif
 250
 251
 252 /* Now add the thread types.  */
 253 #if defined __USE_POSIX199506 || defined __USE_UNIX98
 254 # include <bits/pthreadtypes.h>
 255 #endif
 256
 257 __END_DECLS
 258
 259 #endif /* sys/types.h */