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82 lines
2.5 KiB
C
82 lines
2.5 KiB
C
/* modetype.h -- file type bits definitions for POSIX systems
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Requires sys/types.h sys/stat.h.
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Copyright (C) 1990 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public 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 this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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/* POSIX.1 doesn't mention the S_IFMT bits; instead, it uses S_IStype
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test macros. To make storing file types more convenient, define
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them; the values don't need to correspond to what the kernel uses,
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because of the way we use them. */
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#ifndef S_IFMT /* Doesn't have traditional Unix macros. */
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#define S_IFBLK 1
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#define S_IFCHR 2
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#define S_IFDIR 4
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#define S_IFREG 8
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#ifdef S_ISLNK
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#define S_IFLNK 16
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#endif
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#ifdef S_ISFIFO
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#define S_IFIFO 32
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#endif
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#ifdef S_ISSOCK
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#define S_IFSOCK 64
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#endif
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#endif /* !S_IFMT */
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#ifdef STAT_MACROS_BROKEN
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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_ISREG
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#undef S_ISFIFO
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#undef S_ISLNK
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#undef S_ISSOCK
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#undef S_ISMPB
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#undef S_ISMPC
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#undef S_ISNWK
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#endif
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/* Do the reverse: define the POSIX.1 macros for traditional Unix systems
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that don't have them. */
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#if !defined(S_ISBLK) && defined(S_IFBLK)
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#define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK)
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#endif
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#if !defined(S_ISCHR) && defined(S_IFCHR)
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#define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR)
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#endif
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#if !defined(S_ISDIR) && defined(S_IFDIR)
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#define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
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#endif
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#if !defined(S_ISREG) && defined(S_IFREG)
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#define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
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#endif
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#if !defined(S_ISFIFO) && defined(S_IFIFO)
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#define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO)
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#endif
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#if !defined(S_ISLNK) && defined(S_IFLNK)
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#define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
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#endif
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#if !defined(S_ISSOCK) && defined(S_IFSOCK)
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#define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK)
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#endif
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#if !defined(S_ISMPB) && defined(S_IFMPB) /* V7 */
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#define S_ISMPB(m) (((m) & S_IFMT) == S_IFMPB)
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#define S_ISMPC(m) (((m) & S_IFMT) == S_IFMPC)
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#endif
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#if !defined(S_ISNWK) && defined(S_IFNWK) /* HP/UX */
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#define S_ISNWK(m) (((m) & S_IFMT) == S_IFNWK)
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#endif
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