1/* posixstat.h -- Posix stat(2) definitions for systems that 2 don't have them. */ 3 4/* Copyright (C) 1987,1991 Free Software Foundation, Inc. 5 6 This file is part of GNU Bash, the Bourne Again SHell. 7 8 Bash is free software; you can redistribute it and/or modify it 9 under the terms of the GNU General Public License as published by 10 the Free Software Foundation; either version 2, or (at your option) 11 any later version. 12 13 Bash is distributed in the hope that it will be useful, but WITHOUT 14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 15 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public 16 License for more details. 17 18 You should have received a copy of the GNU General Public License 19 along with Bash; see the file COPYING. If not, write to the Free 20 Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111 USA. */ 21 22/* This file should be included instead of <sys/stat.h>. 23 It relies on the local sys/stat.h to work though. */ 24#if !defined (_POSIXSTAT_H_) 25#define _POSIXSTAT_H_ 26 27#include <sys/stat.h> 28 29#if defined (STAT_MACROS_BROKEN) 30# undef S_ISBLK 31# undef S_ISCHR 32# undef S_ISDIR 33# undef S_ISFIFO 34# undef S_ISREG 35# undef S_ISLNK 36#endif /* STAT_MACROS_BROKEN */ 37 38/* These are guaranteed to work only on isc386 */ 39#if !defined (S_IFDIR) && !defined (S_ISDIR) 40# define S_IFDIR 0040000 41#endif /* !S_IFDIR && !S_ISDIR */ 42#if !defined (S_IFMT) 43# define S_IFMT 0170000 44#endif /* !S_IFMT */ 45 46/* Posix 1003.1 5.6.1.1 <sys/stat.h> file types */ 47 48/* Some Posix-wannabe systems define _S_IF* macros instead of S_IF*, but 49 do not provide the S_IS* macros that Posix requires. */ 50 51#if defined (_S_IFMT) && !defined (S_IFMT) 52#define S_IFMT _S_IFMT 53#endif 54#if defined (_S_IFIFO) && !defined (S_IFIFO) 55#define S_IFIFO _S_IFIFO 56#endif 57#if defined (_S_IFCHR) && !defined (S_IFCHR) 58#define S_IFCHR _S_IFCHR 59#endif 60#if defined (_S_IFDIR) && !defined (S_IFDIR) 61#define S_IFDIR _S_IFDIR 62#endif 63#if defined (_S_IFBLK) && !defined (S_IFBLK) 64#define S_IFBLK _S_IFBLK 65#endif 66#if defined (_S_IFREG) && !defined (S_IFREG) 67#define S_IFREG _S_IFREG 68#endif 69#if defined (_S_IFLNK) && !defined (S_IFLNK) 70#define S_IFLNK _S_IFLNK 71#endif 72#if defined (_S_IFSOCK) && !defined (S_IFSOCK) 73#define S_IFSOCK _S_IFSOCK 74#endif 75 76/* Test for each symbol individually and define the ones necessary (some 77 systems claiming Posix compatibility define some but not all). */ 78 79#if defined (S_IFBLK) && !defined (S_ISBLK) 80#define S_ISBLK(m) (((m)&S_IFMT) == S_IFBLK) /* block device */ 81#endif 82 83#if defined (S_IFCHR) && !defined (S_ISCHR) 84#define S_ISCHR(m) (((m)&S_IFMT) == S_IFCHR) /* character device */ 85#endif 86 87#if defined (S_IFDIR) && !defined (S_ISDIR) 88#define S_ISDIR(m) (((m)&S_IFMT) == S_IFDIR) /* directory */ 89#endif 90 91#if defined (S_IFREG) && !defined (S_ISREG) 92#define S_ISREG(m) (((m)&S_IFMT) == S_IFREG) /* file */ 93#endif 94 95#if defined (S_IFIFO) && !defined (S_ISFIFO) 96#define S_ISFIFO(m) (((m)&S_IFMT) == S_IFIFO) /* fifo - named pipe */ 97#endif 98 99#if defined (S_IFLNK) && !defined (S_ISLNK) 100#define S_ISLNK(m) (((m)&S_IFMT) == S_IFLNK) /* symbolic link */ 101#endif 102 103#if defined (S_IFSOCK) && !defined (S_ISSOCK) 104#define S_ISSOCK(m) (((m)&S_IFMT) == S_IFSOCK) /* socket */ 105#endif 106 107/* 108 * POSIX 1003.1 5.6.1.2 <sys/stat.h> File Modes 109 */ 110 111#if !defined (S_IRWXU) 112# if !defined (S_IREAD) 113# define S_IREAD 00400 114# define S_IWRITE 00200 115# define S_IEXEC 00100 116# endif /* S_IREAD */ 117 118# if !defined (S_IRUSR) 119# define S_IRUSR S_IREAD /* read, owner */ 120# define S_IWUSR S_IWRITE /* write, owner */ 121# define S_IXUSR S_IEXEC /* execute, owner */ 122 123# define S_IRGRP (S_IREAD >> 3) /* read, group */ 124# define S_IWGRP (S_IWRITE >> 3) /* write, group */ 125# define S_IXGRP (S_IEXEC >> 3) /* execute, group */ 126 127# define S_IROTH (S_IREAD >> 6) /* read, other */ 128# define S_IWOTH (S_IWRITE >> 6) /* write, other */ 129# define S_IXOTH (S_IEXEC >> 6) /* execute, other */ 130# endif /* !S_IRUSR */ 131 132# define S_IRWXU (S_IRUSR | S_IWUSR | S_IXUSR) 133# define S_IRWXG (S_IRGRP | S_IWGRP | S_IXGRP) 134# define S_IRWXO (S_IROTH | S_IWOTH | S_IXOTH) 135#endif /* !S_IRWXU */ 136 137/* These are non-standard, but are used in builtins.c$symbolic_umask() */ 138#define S_IRUGO (S_IRUSR | S_IRGRP | S_IROTH) 139#define S_IWUGO (S_IWUSR | S_IWGRP | S_IWOTH) 140#define S_IXUGO (S_IXUSR | S_IXGRP | S_IXOTH) 141 142#endif /* _POSIXSTAT_H_ */ 143