3700c24576
behaviour of returning EINVAL when ".." is passed as either argument
has been restored.
rmdir("..") now returns EINVAL instead of EPERM. Document the
previously undocumented behaviour of rmdir(".") returning EINVAL
as required by POSIX and SUSv3. Bump the man page change date.
undelete("..") now returns EINVAL instead of EPERM. Bump the man
page change date.
MFC after: 3 days
115 lines
3.6 KiB
Groff
115 lines
3.6 KiB
Groff
.\" Copyright (c) 1983, 1991, 1993
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.\" The Regents of the University of California. All rights reserved.
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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. All advertising materials mentioning features or use of this software
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.\" must display the following acknowledgement:
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.\" This product includes software developed by the University of
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.\" California, Berkeley and its contributors.
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.\" 4. 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 REGENTS 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 REGENTS 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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.\" @(#)rmdir.2 8.1 (Berkeley) 6/4/93
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.\" $FreeBSD$
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.\"
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.Dd January 22, 2006
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.Dt RMDIR 2
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.Os
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.Sh NAME
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.Nm rmdir
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.Nd remove a directory file
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.Sh LIBRARY
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.Lb libc
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.Sh SYNOPSIS
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.In unistd.h
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.Ft int
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.Fn rmdir "const char *path"
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.Sh DESCRIPTION
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The
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.Fn rmdir
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system call
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removes a directory file
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whose name is given by
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.Fa path .
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The directory must not have any entries other
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than
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.Ql .\&
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and
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.Ql \&.. .
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.Sh RETURN VALUES
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.Rv -std rmdir
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.Sh ERRORS
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The named file is removed unless:
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.Bl -tag -width Er
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.It Bq Er ENOTDIR
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A component of the path is not a directory.
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.It Bq Er ENAMETOOLONG
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A component of a pathname exceeded 255 characters,
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or an entire path name exceeded 1023 characters.
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.It Bq Er ENOENT
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The named directory does not exist.
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.It Bq Er ELOOP
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Too many symbolic links were encountered in translating the pathname.
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.It Bq Er ENOTEMPTY
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The named directory contains files other than
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.Ql .\&
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and
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.Ql ..\&
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in it.
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.It Bq Er EACCES
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Search permission is denied for a component of the path prefix.
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.It Bq Er EACCES
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Write permission is denied on the directory containing the link
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to be removed.
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.It Bq Er EPERM
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The directory containing the directory to be removed is marked sticky,
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and neither the containing directory nor the directory to be removed
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are owned by the effective user ID.
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.It Bq Er EINVAL
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The last component of the path is
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.Ql .\&
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or
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.Ql .. .
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.It Bq Er EBUSY
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The directory to be removed is the mount point
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for a mounted file system.
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.It Bq Er EIO
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An I/O error occurred while deleting the directory entry
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or deallocating the inode.
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.It Bq Er EROFS
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The directory entry to be removed resides on a read-only file system.
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.It Bq Er EFAULT
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The
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.Fa path
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argument
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points outside the process's allocated address space.
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.El
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.Sh SEE ALSO
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.Xr mkdir 2 ,
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.Xr unlink 2
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.Sh HISTORY
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The
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.Fn rmdir
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system call appeared in
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.Bx 4.2 .
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