lib/stat-macros.h

   1 /* stat-related macros
   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 STAT_MACROS_H
  22 # define STAT_MACROS_H 1
  23
  24 # if ! defined S_ISREG && ! defined S_IFREG
  25 #  error "you must include <sys/stat.h> before including this file"
  26 # endif
  27
  28 # ifndef S_IFMT
  29 #  define S_IFMT 0170000
  30 # endif
  31
  32 # if STAT_MACROS_BROKEN
  33 #  undef S_ISBLK
  34 #  undef S_ISCHR
  35 #  undef S_ISDIR
  36 #  undef S_ISDOOR
  37 #  undef S_ISFIFO
  38 #  undef S_ISLNK
  39 #  undef S_ISNAM
  40 #  undef S_ISMPB
  41 #  undef S_ISMPC
  42 #  undef S_ISNWK
  43 #  undef S_ISREG
  44 #  undef S_ISSOCK
  45 # endif
  46
  47
  48 # ifndef S_ISBLK
  49 #  ifdef S_IFBLK
  50 #   define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK)
  51 #  else
  52 #   define S_ISBLK(m) 0
  53 #  endif
  54 # endif
  55
  56 # ifndef S_ISCHR
  57 #  ifdef S_IFCHR
  58 #   define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR)
  59 #  else
  60 #   define S_ISCHR(m) 0
  61 #  endif
  62 # endif
  63
  64 # ifndef S_ISDIR
  65 #  ifdef S_IFDIR
  66 #   define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
  67 #  else
  68 #   define S_ISDIR(m) 0
  69 #  endif
  70 # endif
  71
  72 # ifndef S_ISDOOR /* Solaris 2.5 and up */
  73 #  ifdef S_IFDOOR
  74 #   define S_ISDOOR(m) (((m) & S_IFMT) == S_IFDOOR)
  75 #  else
  76 #   define S_ISDOOR(m) 0
  77 #  endif
  78 # endif
  79
  80 # ifndef S_ISFIFO
  81 #  ifdef S_IFIFO
  82 #   define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO)
  83 #  else
  84 #   define S_ISFIFO(m) 0
  85 #  endif
  86 # endif
  87
  88 # ifndef S_ISLNK
  89 #  ifdef S_IFLNK
  90 #   define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
  91 #  else
  92 #   define S_ISLNK(m) 0
  93 #  endif
  94 # endif
  95
  96 # ifndef S_ISMPB /* V7 */
  97 #  ifdef S_IFMPB
  98 #   define S_ISMPB(m) (((m) & S_IFMT) == S_IFMPB)
  99 #   define S_ISMPC(m) (((m) & S_IFMT) == S_IFMPC)
 100 #  else
 101 #   define S_ISMPB(m) 0
 102 #   define S_ISMPC(m) 0
 103 #  endif
 104 # endif
 105
 106 # ifndef S_ISNAM /* Xenix */
 107 #  ifdef S_IFNAM
 108 #   define S_ISNAM(m) (((m) & S_IFMT) == S_IFNAM)
 109 #  else
 110 #   define S_ISNAM(m) 0
 111 #  endif
 112 # endif
 113
 114 # ifndef S_ISNWK /* HP/UX */
 115 #  ifdef S_IFNWK
 116 #   define S_ISNWK(m) (((m) & S_IFMT) == S_IFNWK)
 117 #  else
 118 #   define S_ISNWK(m) 0
 119 #  endif
 120 # endif
 121
 122 # ifndef S_ISREG
 123 #  ifdef S_IFREG
 124 #   define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
 125 #  else
 126 #   define S_ISREG(m) 0
 127 #  endif
 128 # endif
 129
 130 # ifndef S_ISSOCK
 131 #  ifdef S_IFSOCK
 132 #   define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK)
 133 #  else
 134 #   define S_ISSOCK(m) 0
 135 #  endif
 136 # endif
 137
 138
 139 # ifndef S_TYPEISMQ
 140 #  define S_TYPEISMQ(p) 0
 141 # endif
 142
 143 # ifndef S_TYPEISTMO
 144 #  define S_TYPEISTMO(p) 0
 145 # endif
 146
 147
 148 # ifndef S_TYPEISSEM
 149 #  ifdef S_INSEM
 150 #   define S_TYPEISSEM(p) (S_ISNAM ((p)->st_mode) && (p)->st_rdev == S_INSEM)
 151 #  else
 152 #   define S_TYPEISSEM(p) 0
 153 #  endif
 154 # endif
 155
 156 # ifndef S_TYPEISSHM
 157 #  ifdef S_INSHD
 158 #   define S_TYPEISSHM(p) (S_ISNAM ((p)->st_mode) && (p)->st_rdev == S_INSHD)
 159 #  else
 160 #   define S_TYPEISSHM(p) 0
 161 #  endif
 162 # endif
 163
 164 /* contiguous */
 165 # ifndef S_ISCTG
 166 #  define S_ISCTG(p) 0
 167 # endif
 168
 169 /* Cray DMF (data migration facility): off line, with data  */
 170 # ifndef S_ISOFD
 171 #  define S_ISOFD(p) 0
 172 # endif
 173
 174 /* Cray DMF (data migration facility): off line, with no data  */
 175 # ifndef S_ISOFL
 176 #  define S_ISOFL(p) 0
 177 # endif
 178
 179 /* If any of the following are undefined,
 180    define them to their de facto standard values.  */
 181 # if !S_ISUID
 182 #  define S_ISUID 04000
 183 # endif
 184 # if !S_ISGID
 185 #  define S_ISGID 02000
 186 # endif
 187
 188 /* S_ISVTX is a common extension to POSIX.  */
 189 # ifndef S_ISVTX
 190 #  define S_ISVTX 01000
 191 # endif
 192
 193 # if !S_IRUSR && S_IREAD
 194 #  define S_IRUSR S_IREAD
 195 # endif
 196 # if !S_IRUSR
 197 #  define S_IRUSR 00400
 198 # endif
 199 # if !S_IRGRP
 200 #  define S_IRGRP (S_IRUSR >> 3)
 201 # endif
 202 # if !S_IROTH
 203 #  define S_IROTH (S_IRUSR >> 6)
 204 # endif
 205
 206 # if !S_IWUSR && S_IWRITE
 207 #  define S_IWUSR S_IWRITE
 208 # endif
 209 # if !S_IWUSR
 210 #  define S_IWUSR 00200
 211 # endif
 212 # if !S_IWGRP
 213 #  define S_IWGRP (S_IWUSR >> 3)
 214 # endif
 215 # if !S_IWOTH
 216 #  define S_IWOTH (S_IWUSR >> 6)
 217 # endif
 218
 219 # if !S_IXUSR && S_IEXEC
 220 #  define S_IXUSR S_IEXEC
 221 # endif
 222 # if !S_IXUSR
 223 #  define S_IXUSR 00100
 224 # endif
 225 # if !S_IXGRP
 226 #  define S_IXGRP (S_IXUSR >> 3)
 227 # endif
 228 # if !S_IXOTH
 229 #  define S_IXOTH (S_IXUSR >> 6)
 230 # endif
 231
 232 # if !S_IRWXU
 233 #  define S_IRWXU (S_IRUSR | S_IWUSR | S_IXUSR)
 234 # endif
 235 # if !S_IRWXG
 236 #  define S_IRWXG (S_IRGRP | S_IWGRP | S_IXGRP)
 237 # endif
 238 # if !S_IRWXO
 239 #  define S_IRWXO (S_IROTH | S_IWOTH | S_IXOTH)
 240 # endif
 241
 242 /* S_IXUGO is a common extension to POSIX.  */
 243 # if !S_IXUGO
 244 #  define S_IXUGO (S_IXUSR | S_IXGRP | S_IXOTH)
 245 # endif
 246
 247 # ifndef S_IRWXUGO
 248 #  define S_IRWXUGO (S_IRWXU | S_IRWXG | S_IRWXO)
 249 # endif
 250
 251 /* All the mode bits that can be affected by chmod.  */
 252 # define CHMOD_MODE_BITS \
 253   (S_ISUID | S_ISGID | S_ISVTX | S_IRWXU | S_IRWXG | S_IRWXO)
 254
 255 #endif /* STAT_MACROS_H */