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d60d9f65 SS |
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 | |
1b17e766 | 10 | the Free Software Foundation; either version 2, or (at your option) |
d60d9f65 SS |
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 | |
1b17e766 | 20 | Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111 USA. */ |
d60d9f65 SS |
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_ */ |