contrib/diffutils-2.8/lib/file-type.h

   1 /* Return a string describing the type of a file.
   2
   3    Copyright (C) 1993, 1994, 2001, 2002, 2004 Free Software Foundation, Inc.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 2, or (at your option)
   8    any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program; if not, write to the Free Software Foundation,
  17    Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  18
  19 /* Written by Paul Eggert and Jim Meyering.  */
  20
  21 #ifndef FILE_TYPE_H
  22 # define FILE_TYPE_H 1
  23
  24 # if ! defined S_ISREG && ! defined S_IFREG
  25 you must include <sys/stat.h> before including this file
  26 # endif
  27
  28 char const *file_type (struct stat const *);
  29
  30 # ifndef S_IFMT
  31 #  define S_IFMT 0170000
  32 # endif
  33
  34 # if STAT_MACROS_BROKEN
  35 #  undef S_ISBLK
  36 #  undef S_ISCHR
  37 #  undef S_ISDIR
  38 #  undef S_ISDOOR
  39 #  undef S_ISFIFO
  40 #  undef S_ISLNK
  41 #  undef S_ISNAM
  42 #  undef S_ISMPB
  43 #  undef S_ISMPC
  44 #  undef S_ISNWK
  45 #  undef S_ISREG
  46 #  undef S_ISSOCK
  47 # endif
  48
  49
  50 # ifndef S_ISBLK
  51 #  ifdef S_IFBLK
  52 #   define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK)
  53 #  else
  54 #   define S_ISBLK(m) 0
  55 #  endif
  56 # endif
  57
  58 # ifndef S_ISCHR
  59 #  ifdef S_IFCHR
  60 #   define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR)
  61 #  else
  62 #   define S_ISCHR(m) 0
  63 #  endif
  64 # endif
  65
  66 # ifndef S_ISDIR
  67 #  ifdef S_IFDIR
  68 #   define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
  69 #  else
  70 #   define S_ISDIR(m) 0
  71 #  endif
  72 # endif
  73
  74 # ifndef S_ISDOOR /* Solaris 2.5 and up */
  75 #  ifdef S_IFDOOR
  76 #   define S_ISDOOR(m) (((m) & S_IFMT) == S_IFDOOR)
  77 #  else
  78 #   define S_ISDOOR(m) 0
  79 #  endif
  80 # endif
  81
  82 # ifndef S_ISFIFO
  83 #  ifdef S_IFIFO
  84 #   define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO)
  85 #  else
  86 #   define S_ISFIFO(m) 0
  87 #  endif
  88 # endif
  89
  90 # ifndef S_ISLNK
  91 #  ifdef S_IFLNK
  92 #   define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
  93 #  else
  94 #   define S_ISLNK(m) 0
  95 #  endif
  96 # endif
  97
  98 # ifndef S_ISMPB /* V7 */
  99 #  ifdef S_IFMPB
 100 #   define S_ISMPB(m) (((m) & S_IFMT) == S_IFMPB)
 101 #   define S_ISMPC(m) (((m) & S_IFMT) == S_IFMPC)
 102 #  else
 103 #   define S_ISMPB(m) 0
 104 #   define S_ISMPC(m) 0
 105 #  endif
 106 # endif
 107
 108 # ifndef S_ISNAM /* Xenix */
 109 #  ifdef S_IFNAM
 110 #   define S_ISNAM(m) (((m) & S_IFMT) == S_IFNAM)
 111 #  else
 112 #   define S_ISNAM(m) 0
 113 #  endif
 114 # endif
 115
 116 # ifndef S_ISNWK /* HP/UX */
 117 #  ifdef S_IFNWK
 118 #   define S_ISNWK(m) (((m) & S_IFMT) == S_IFNWK)
 119 #  else
 120 #   define S_ISNWK(m) 0
 121 #  endif
 122 # endif
 123
 124 # ifndef S_ISREG
 125 #  ifdef S_IFREG
 126 #   define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
 127 #  else
 128 #   define S_ISREG(m) 0
 129 #  endif
 130 # endif
 131
 132 # ifndef S_ISSOCK
 133 #  ifdef S_IFSOCK
 134 #   define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK)
 135 #  else
 136 #   define S_ISSOCK(m) 0
 137 #  endif
 138 # endif
 139
 140
 141 # ifndef S_TYPEISMQ
 142 #  define S_TYPEISMQ(p) 0
 143 # endif
 144
 145 # ifndef S_TYPEISTMO
 146 #  define S_TYPEISTMO(p) 0
 147 # endif
 148
 149
 150 # ifndef S_TYPEISSEM
 151 #  ifdef S_INSEM
 152 #   define S_TYPEISSEM(p) (S_ISNAM ((p)->st_mode) && (p)->st_rdev == S_INSEM)
 153 #  else
 154 #   define S_TYPEISSEM(p) 0
 155 #  endif
 156 # endif
 157
 158 # ifndef S_TYPEISSHM
 159 #  ifdef S_INSHD
 160 #   define S_TYPEISSHM(p) (S_ISNAM ((p)->st_mode) && (p)->st_rdev == S_INSHD)
 161 #  else
 162 #   define S_TYPEISSHM(p) 0
 163 #  endif
 164 # endif
 165
 166 #endif /* FILE_TYPE_H */