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150 lines
4.5 KiB
C
150 lines
4.5 KiB
C
/* posixstat.h -- Posix stat(2) definitions for systems that
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don't have them. */
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/* Copyright (C) 1987,1991 Free Software Foundation, Inc.
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This file is part of GNU Bash, the Bourne Again SHell.
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Bash is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 1, or (at your option)
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any later version.
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Bash is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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License for more details.
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You should have received a copy of the GNU General Public License
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along with Bash; see the file COPYING. If not, write to the Free
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Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
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/* This file should be included instead of <sys/stat.h>.
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It relies on the local sys/stat.h to work though. */
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#if !defined (_POSIXSTAT_H)
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#define _POSIXSTAT_H
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#include <sys/stat.h>
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#if defined (isc386)
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# if !defined (S_IFDIR)
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# define S_IFDIR 0040000
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# endif /* !S_IFDIR */
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# if !defined (S_IFMT)
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# define S_IFMT 0170000
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# endif /* !S_IFMT */
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#endif /* isc386 */
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/* This text is taken directly from the Cadmus I was trying to
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compile on:
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the following MACROs are defined for X/OPEN compatibility
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however, is the param correct ??
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#define S_ISBLK(s) ((s.st_mode & S_IFMT) == S_IFBLK)
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Well, the answer is no. Thus... */
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#if defined (BrainDeath)
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# undef S_ISBLK
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# undef S_ISCHR
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# undef S_ISDIR
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# undef S_ISFIFO
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# undef S_ISREG
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#endif /* BrainDeath */
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/* Posix 1003.1 5.6.1.1 <sys/stat.h> file types */
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/* Some Posix-wannabe systems define _S_IF* macros instead of S_IF*, but
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do not provide the S_IS* macros that Posix requires. */
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#if defined (_S_IFMT) && !defined (S_IFMT)
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#define S_IFMT _S_IFMT
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#endif
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#if defined (_S_IFIFO) && !defined (S_IFIFO)
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#define S_IFIFO _S_IFIFO
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#endif
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#if defined (_S_IFCHR) && !defined (S_IFCHR)
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#define S_IFCHR _S_IFCHR
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#endif
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#if defined (_S_IFDIR) && !defined (S_IFDIR)
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#define S_IFDIR _S_IFDIR
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#endif
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#if defined (_S_IFBLK) && !defined (S_IFBLK)
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#define S_IFBLK _S_IFBLK
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#endif
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#if defined (_S_IFREG) && !defined (S_IFREG)
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#define S_IFREG _S_IFREG
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#endif
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#if defined (_S_IFLNK) && !defined (S_IFLNK)
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#define S_IFLNK _S_IFLNK
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#endif
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#if defined (_S_IFSOCK) && !defined (S_IFSOCK)
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#define S_IFSOCK _S_IFSOCK
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#endif
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/* Test for each symbol individually and define the ones necessary (some
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systems claiming Posix compatibility define some but not all). */
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#if defined (S_IFBLK) && !defined (S_ISBLK)
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#define S_ISBLK(m) (((m)&S_IFMT) == S_IFBLK) /* block device */
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#endif
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#if defined (S_IFCHR) && !defined (S_ISCHR)
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#define S_ISCHR(m) (((m)&S_IFMT) == S_IFCHR) /* character device */
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#endif
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#if defined (S_IFDIR) && !defined (S_ISDIR)
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#define S_ISDIR(m) (((m)&S_IFMT) == S_IFDIR) /* directory */
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#endif
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#if defined (S_IFREG) && !defined (S_ISREG)
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#define S_ISREG(m) (((m)&S_IFMT) == S_IFREG) /* file */
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#endif
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#if defined (S_IFIFO) && !defined (S_ISFIFO)
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#define S_ISFIFO(m) (((m)&S_IFMT) == S_IFIFO) /* fifo - named pipe */
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#endif
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#if defined (S_IFLNK) && !defined (S_ISLNK)
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#define S_ISLNK(m) (((m)&S_IFMT) == S_IFLNK) /* symbolic link */
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#endif
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#if defined (S_IFSOCK) && !defined (S_ISSOCK)
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#define S_ISSOCK(m) (((m)&S_IFMT) == S_IFSOCK) /* socket */
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#endif
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/*
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* POSIX 1003.1 5.6.1.2 <sys/stat.h> File Modes
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*/
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#if !defined (S_IRWXU)
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# if !defined (S_IREAD)
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# define S_IREAD 00400
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# define S_IWRITE 00200
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# define S_IEXEC 00100
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# endif /* S_IREAD */
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# if !defined (S_IRUSR)
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# define S_IRUSR S_IREAD /* read, owner */
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# define S_IWUSR S_IWRITE /* write, owner */
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# define S_IXUSR S_IEXEC /* execute, owner */
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# define S_IRGRP (S_IREAD >> 3) /* read, group */
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# define S_IWGRP (S_IWRITE >> 3) /* write, group */
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# define S_IXGRP (S_IEXEC >> 3) /* execute, group */
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# define S_IROTH (S_IREAD >> 6) /* read, other */
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# define S_IWOTH (S_IWRITE >> 6) /* write, other */
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# define S_IXOTH (S_IEXEC >> 6) /* execute, other */
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# endif /* !S_IRUSR */
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# define S_IRWXU (S_IRUSR | S_IWUSR | S_IXUSR)
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# define S_IRWXG (S_IRGRP | S_IWGRP | S_IXGRP)
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# define S_IRWXO (S_IROTH | S_IWOTH | S_IXOTH)
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#endif /* !S_IRWXU */
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/* These are non-standard, but are used in builtins.c$symbolic_umask() */
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#define S_IRUGO (S_IRUSR | S_IRGRP | S_IROTH)
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#define S_IWUGO (S_IWUSR | S_IWGRP | S_IWOTH)
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#define S_IXUGO (S_IXUSR | S_IXGRP | S_IXOTH)
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#endif /* _POSIXSTAT_H */
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