source: trunk/third/readline/posixstat.h @ 12992

Revision 12992, 4.3 KB checked in by kcr, 25 years ago (diff)
This commit was generated by cvs2svn to compensate for changes in r12991, which included commits to RCS files with non-trunk default branches.
Line 
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 1, 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, 675 Mass Ave, Cambridge, MA 02139, 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_ */
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