stat-macros.h   [plain text]

/* stat-related macros

   Copyright (C) 1993, 1994, 2001, 2002, 2004 Free Software Foundation, Inc.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2, or (at your option)
   any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software Foundation,
   Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */

/* Written by Paul Eggert and Jim Meyering.  */

#ifndef STAT_MACROS_H
# define STAT_MACROS_H 1

# if ! defined S_ISREG && ! defined S_IFREG
#  error "you must include <sys/stat.h> before including this file"
# endif

# ifndef S_IFMT
#  define S_IFMT 0170000
# endif

# if STAT_MACROS_BROKEN
#  undef S_ISBLK
#  undef S_ISCHR
#  undef S_ISDIR
#  undef S_ISDOOR
#  undef S_ISFIFO
#  undef S_ISLNK
#  undef S_ISNAM
#  undef S_ISMPB
#  undef S_ISMPC
#  undef S_ISNWK
#  undef S_ISREG
#  undef S_ISSOCK
# endif


# ifndef S_ISBLK
#  ifdef S_IFBLK
#   define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK)
#  else
#   define S_ISBLK(m) 0
#  endif
# endif

# ifndef S_ISCHR
#  ifdef S_IFCHR
#   define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR)
#  else
#   define S_ISCHR(m) 0
#  endif
# endif

# ifndef S_ISDIR
#  ifdef S_IFDIR
#   define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
#  else
#   define S_ISDIR(m) 0
#  endif
# endif

# ifndef S_ISDOOR /* Solaris 2.5 and up */
#  ifdef S_IFDOOR
#   define S_ISDOOR(m) (((m) & S_IFMT) == S_IFDOOR)
#  else
#   define S_ISDOOR(m) 0
#  endif
# endif

# ifndef S_ISFIFO
#  ifdef S_IFIFO
#   define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO)
#  else
#   define S_ISFIFO(m) 0
#  endif
# endif

# ifndef S_ISLNK
#  ifdef S_IFLNK
#   define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
#  else
#   define S_ISLNK(m) 0
#  endif
# endif

# ifndef S_ISMPB /* V7 */
#  ifdef S_IFMPB
#   define S_ISMPB(m) (((m) & S_IFMT) == S_IFMPB)
#   define S_ISMPC(m) (((m) & S_IFMT) == S_IFMPC)
#  else
#   define S_ISMPB(m) 0
#   define S_ISMPC(m) 0
#  endif
# endif

# ifndef S_ISNAM /* Xenix */
#  ifdef S_IFNAM
#   define S_ISNAM(m) (((m) & S_IFMT) == S_IFNAM)
#  else
#   define S_ISNAM(m) 0
#  endif
# endif

# ifndef S_ISNWK /* HP/UX */
#  ifdef S_IFNWK
#   define S_ISNWK(m) (((m) & S_IFMT) == S_IFNWK)
#  else
#   define S_ISNWK(m) 0
#  endif
# endif

# ifndef S_ISREG
#  ifdef S_IFREG
#   define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
#  else
#   define S_ISREG(m) 0
#  endif
# endif

# ifndef S_ISSOCK
#  ifdef S_IFSOCK
#   define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK)
#  else
#   define S_ISSOCK(m) 0
#  endif
# endif


# ifndef S_TYPEISMQ
#  define S_TYPEISMQ(p) 0
# endif

# ifndef S_TYPEISTMO
#  define S_TYPEISTMO(p) 0
# endif


# ifndef S_TYPEISSEM
#  ifdef S_INSEM
#   define S_TYPEISSEM(p) (S_ISNAM ((p)->st_mode) && (p)->st_rdev == S_INSEM)
#  else
#   define S_TYPEISSEM(p) 0
#  endif
# endif

# ifndef S_TYPEISSHM
#  ifdef S_INSHD
#   define S_TYPEISSHM(p) (S_ISNAM ((p)->st_mode) && (p)->st_rdev == S_INSHD)
#  else
#   define S_TYPEISSHM(p) 0
#  endif
# endif

/* contiguous */
# ifndef S_ISCTG
#  define S_ISCTG(p) 0
# endif

/* Cray DMF (data migration facility): off line, with data  */
# ifndef S_ISOFD
#  define S_ISOFD(p) 0
# endif

/* Cray DMF (data migration facility): off line, with no data  */
# ifndef S_ISOFL
#  define S_ISOFL(p) 0
# endif

/* If any of the following are undefined,
   define them to their de facto standard values.  */
# if !S_ISUID
#  define S_ISUID 04000
# endif
# if !S_ISGID
#  define S_ISGID 02000
# endif

/* S_ISVTX is a common extension to POSIX.  */
# ifndef S_ISVTX
#  define S_ISVTX 01000
# endif

# if !S_IRUSR && S_IREAD
#  define S_IRUSR S_IREAD
# endif
# if !S_IRUSR
#  define S_IRUSR 00400
# endif
# if !S_IRGRP
#  define S_IRGRP (S_IRUSR >> 3)
# endif
# if !S_IROTH
#  define S_IROTH (S_IRUSR >> 6)
# endif

# if !S_IWUSR && S_IWRITE
#  define S_IWUSR S_IWRITE
# endif
# if !S_IWUSR
#  define S_IWUSR 00200
# endif
# if !S_IWGRP
#  define S_IWGRP (S_IWUSR >> 3)
# endif
# if !S_IWOTH
#  define S_IWOTH (S_IWUSR >> 6)
# endif

# if !S_IXUSR && S_IEXEC
#  define S_IXUSR S_IEXEC
# endif
# if !S_IXUSR
#  define S_IXUSR 00100
# endif
# if !S_IXGRP
#  define S_IXGRP (S_IXUSR >> 3)
# endif
# if !S_IXOTH
#  define S_IXOTH (S_IXUSR >> 6)
# endif

# if !S_IRWXU
#  define S_IRWXU (S_IRUSR | S_IWUSR | S_IXUSR)
# endif
# if !S_IRWXG
#  define S_IRWXG (S_IRGRP | S_IWGRP | S_IXGRP)
# endif
# if !S_IRWXO
#  define S_IRWXO (S_IROTH | S_IWOTH | S_IXOTH)
# endif

/* S_IXUGO is a common extension to POSIX.  */
# if !S_IXUGO
#  define S_IXUGO (S_IXUSR | S_IXGRP | S_IXOTH)
# endif

# ifndef S_IRWXUGO
#  define S_IRWXUGO (S_IRWXU | S_IRWXG | S_IRWXO)
# endif

/* All the mode bits that can be affected by chmod.  */
# define CHMOD_MODE_BITS \
  (S_ISUID | S_ISGID | S_ISVTX | S_IRWXU | S_IRWXG | S_IRWXO)

#endif /* STAT_MACROS_H */