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[findutils.git] / lib / modetype.h
blob8c21b3c999d252ff9178e413c779ea69e8758e06
1 /* modetype.h -- file type bits definitions for POSIX systems
2 Requires sys/types.h sys/stat.h.
3 Copyright (C) 1990 Free Software Foundation, Inc.
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2, or (at your option)
8 any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
19 /* POSIX.1 doesn't mention the S_IFMT bits; instead, it uses S_IStype
20 test macros. To make storing file types more convenient, define
21 them; the values don't need to correspond to what the kernel uses,
22 because of the way we use them. */
23 #ifndef S_IFMT /* Doesn't have traditional Unix macros. */
24 #define S_IFBLK 1
25 #define S_IFCHR 2
26 #define S_IFDIR 4
27 #define S_IFREG 8
28 #ifdef S_ISLNK
29 #define S_IFLNK 16
30 #endif
31 #ifdef S_ISFIFO
32 #define S_IFIFO 32
33 #endif
34 #ifdef S_ISSOCK
35 #define S_IFSOCK 64
36 #endif
37 #ifdef S_ISDOOR
38 #define S_IFDOOR 128
39 #endif
40 #endif /* !S_IFMT */
42 #ifdef STAT_MACROS_BROKEN
43 #undef S_ISBLK
44 #undef S_ISCHR
45 #undef S_ISDIR
46 #undef S_ISREG
47 #undef S_ISFIFO
48 #undef S_ISLNK
49 #undef S_ISSOCK
50 #undef S_ISDOOR
51 #undef S_ISMPB
52 #undef S_ISMPC
53 #undef S_ISNWK
54 #endif
56 /* Do the reverse: define the POSIX.1 macros for traditional Unix systems
57 that don't have them. */
58 #if !defined(S_ISBLK) && defined(S_IFBLK)
59 #define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK)
60 #endif
61 #if !defined(S_ISCHR) && defined(S_IFCHR)
62 #define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR)
63 #endif
64 #if !defined(S_ISDIR) && defined(S_IFDIR)
65 #define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
66 #endif
67 #if !defined(S_ISREG) && defined(S_IFREG)
68 #define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
69 #endif
70 #if !defined(S_ISFIFO) && defined(S_IFIFO)
71 #define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO)
72 #endif
73 #if !defined(S_ISLNK) && defined(S_IFLNK)
74 #define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
75 #endif
76 #if !defined(S_ISSOCK) && defined(S_IFSOCK)
77 #define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK)
78 #endif
79 #if !defined(S_ISDOOR) && defined(S_IFDOOR)
80 #define S_ISDOOR(m) (((m) & S_IFMT) == S_IFDOOR)
81 #endif
82 #if !defined(S_ISMPB) && defined(S_IFMPB) /* V7 */
83 #define S_ISMPB(m) (((m) & S_IFMT) == S_IFMPB)
84 #define S_ISMPC(m) (((m) & S_IFMT) == S_IFMPC)
85 #endif
86 #if !defined(S_ISNWK) && defined(S_IFNWK) /* HP/UX */
87 #define S_ISNWK(m) (((m) & S_IFMT) == S_IFNWK)
88 #endif