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.\"     @(#)rmdir.2	8.1 (Berkeley) 6/4/93
.\"
.Dd October 11, 2014
.Dt RMDIR 2
.Os
.Sh NAME
.Nm rmdir
.Nd remove a directory file
.Sh LIBRARY
.Lb libc
.Sh SYNOPSIS
.In unistd.h
.Ft int
.Fn rmdir "const char *path"
.Sh DESCRIPTION
.Fn rmdir
removes a directory file
whose name is given by
.Fa path .
The directory must not have any entries other
than
.Ql \&.
and
.Ql \&.. .
.Sh RETURN VALUES
.Rv -std
.Sh ERRORS
The named file is removed unless:
.Bl -tag -width Er
.It Bq Er EACCES
Search permission is denied for a component of the path prefix, or
write permission is denied on the directory containing the link
to be removed.
.It Bq Er EBUSY
The directory to be removed is the mount point
for a mounted file system.
.It Bq Er EFAULT
.Fa path
points outside the process's allocated address space.
.It Bq Er EINVAL
The last component of the path is
.Ql \&. .
.It Bq Er EIO
An I/O error occurred while deleting the directory entry
or deallocating the inode.
.It Bq Er ELOOP
Too many symbolic links were encountered in translating the pathname.
.It Bq Er ENAMETOOLONG
A component of a pathname exceeded
.Brq Dv NAME_MAX
characters, or an entire path name exceeded
.Brq Dv PATH_MAX
characters.
.It Bq Er ENOENT
The named directory does not exist.
.It Bq Er ENOTDIR
A component of the path is not a directory.
.It Bq Er ENOTEMPTY
The named directory contains files other than
.Ql \&.
and
.Ql \&..
in it.
.It Bq Er EPERM
The directory containing the directory to be removed is marked sticky,
and neither the containing directory nor the directory to be removed
are owned by the effective user ID.
.It Bq Er EROFS
The directory entry to be removed resides on a read-only file system.
.El
.Sh SEE ALSO
.Xr mkdir 2 ,
.Xr unlink 2
.Sh STANDARDS
The
.Fn rmdir
function conforms to
.St -p1003.1-90 .
.Sh HISTORY
The
.Fn rmdir
function call appeared in
.Bx 4.2 .