84 lines
3.2 KiB
C
84 lines
3.2 KiB
C
/*
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* Copyright (c) 2000, 2001, 2002, 2003, 2004, 2005, 2008, 2009
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* The President and Fellows of Harvard College.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _SYS_STAT_H_
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#define _SYS_STAT_H_
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/*
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* Get struct stat and all the #defines from the kernel
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*/
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#include <kern/stat.h>
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#include <kern/stattypes.h>
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/*
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* Test macros for object types.
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*/
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#define S_ISDIR(mode) ((mode & _S_IFMT) == _S_IFDIR)
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#define S_ISREG(mode) ((mode & _S_IFMT) == _S_IFREG)
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#define S_ISDIR(mode) ((mode & _S_IFMT) == _S_IFDIR)
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#define S_ISLNK(mode) ((mode & _S_IFMT) == _S_IFLNK)
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#define S_ISIFO(mode) ((mode & _S_IFMT) == _S_IFIFO)
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#define S_ISSOCK(mode) ((mode & _S_IFMT) ==_S_IFSOCK)
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#define S_ISCHR(mode) ((mode & _S_IFMT) == _S_IFCHR)
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#define S_ISBLK(mode) ((mode & _S_IFMT) == _S_IFBLK)
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/*
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* Provide non-underscore names. These are not actually standard; for
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* some reason only the test macros are.
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*/
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#define S_IFMT _S_IFMT
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#define S_IFREG _S_IFREG
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#define S_IFDIR _S_IFDIR
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#define S_IFLNK _S_IFLNK
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#define S_IFIFO _S_IFIFO
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#define S_IFSOCK _S_IFSOCK
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#define S_IFCHR _S_IFCHR
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#define S_IFBLK _S_IFBLK
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/*
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* stat is the same as fstat, only on a file that isn't already
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* open. lstat is the same as stat, only if the name passed names a
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* symlink, information about the symlink is returned rather than
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* information about the file it points to. You don't need to
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* implement lstat unless you're implementing symbolic links.
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*/
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int fstat(int filehandle, struct stat *buf);
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int stat(const char *path, struct stat *buf);
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int lstat(const char *path, struct stat *buf);
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/*
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* The second argument to mkdir is the mode for the new directory.
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* Unless you're implementing security and permissions, you can
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* (and should) ignore it. See notes in unistd.h.
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*/
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int mkdir(const char *dirname, int ignore);
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#endif /* _SYS_STAT_H_ */
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