sysdeps/unix/sysv/linux/generic/bits/typesizes.h

   1 /* bits/typesizes.h -- underlying types for *_t.  For the generic Linux ABI.
   2    Copyright (C) 2011-2015 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4    Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
   5
   6    The GNU C Library is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU Lesser General Public
   8    License as published by the Free Software Foundation; either
   9    version 2.1 of the License, or (at your option) any later version.
  10
  11    The GNU C Library is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14    Lesser General Public License for more details.
  15
  16    You should have received a copy of the GNU Lesser General Public
  17    License along with the GNU C Library.  If not, see
  18    <http://www.gnu.org/licenses/>.  */
  19
  20 #ifndef _BITS_TYPES_H
  21 # error "Never include <bits/typesizes.h> directly; use <sys/types.h> instead."
  22 #endif
  23
  24 #ifndef _BITS_TYPESIZES_H
  25 #define _BITS_TYPESIZES_H       1
  26
  27 /* See <bits/types.h> for the meaning of these macros.  This file exists so
  28    that <bits/types.h> need not vary across different GNU platforms.  */
  29
  30 #define __DEV_T_TYPE            __UQUAD_TYPE
  31 #define __UID_T_TYPE            __U32_TYPE
  32 #define __GID_T_TYPE            __U32_TYPE
  33 #define __INO_T_TYPE            __ULONGWORD_TYPE
  34 #define __INO64_T_TYPE          __UQUAD_TYPE
  35 #define __MODE_T_TYPE           __U32_TYPE
  36 #define __NLINK_T_TYPE          __U32_TYPE
  37 #define __OFF_T_TYPE            __SLONGWORD_TYPE
  38 #define __OFF64_T_TYPE          __SQUAD_TYPE
  39 #define __PID_T_TYPE            __S32_TYPE
  40 #define __RLIM_T_TYPE           __ULONGWORD_TYPE
  41 #define __RLIM64_T_TYPE         __UQUAD_TYPE
  42 #define __BLKCNT_T_TYPE         __SLONGWORD_TYPE
  43 #define __BLKCNT64_T_TYPE       __SQUAD_TYPE
  44 #define __FSBLKCNT_T_TYPE       __ULONGWORD_TYPE
  45 #define __FSBLKCNT64_T_TYPE     __UQUAD_TYPE
  46 #define __FSFILCNT_T_TYPE       __ULONGWORD_TYPE
  47 #define __FSFILCNT64_T_TYPE     __UQUAD_TYPE
  48 #define __FSWORD_T_TYPE         __SWORD_TYPE
  49 #define __ID_T_TYPE             __U32_TYPE
  50 #define __CLOCK_T_TYPE          __SLONGWORD_TYPE
  51 #define __TIME_T_TYPE           __SLONGWORD_TYPE
  52 #define __USECONDS_T_TYPE       __U32_TYPE
  53 #define __SUSECONDS_T_TYPE      __SLONGWORD_TYPE
  54 #define __DADDR_T_TYPE          __S32_TYPE
  55 #define __KEY_T_TYPE            __S32_TYPE
  56 #define __CLOCKID_T_TYPE        __S32_TYPE
  57 #define __TIMER_T_TYPE          void *
  58 #define __BLKSIZE_T_TYPE        __S32_TYPE
  59 #define __FSID_T_TYPE           struct { int __val[2]; }
  60 #define __SSIZE_T_TYPE          __SWORD_TYPE
  61 #define __SYSCALL_SLONG_TYPE    __SLONGWORD_TYPE
  62 #define __SYSCALL_ULONG_TYPE    __ULONGWORD_TYPE
  63
  64 #ifdef __LP64__
  65 /* Tell the libc code that off_t and off64_t are actually the same type
  66    for all ABI purposes, even if possibly expressed as different base types
  67    for C type-checking purposes.  */
  68 # define __OFF_T_MATCHES_OFF64_T        1
  69
  70 /* Same for ino_t and ino64_t.  */
  71 # define __INO_T_MATCHES_INO64_T        1
  72 #endif
  73
  74 /* Number of descriptors that can fit in an `fd_set'.  */
  75 #define __FD_SETSIZE            1024
  76
  77
  78 #endif /* bits/typesizes.h */