remove a directory file
Standard C Library (libc, -lc)
() system call removes a directory
file whose name is given by path
directory must not have any entries other than
() function returns the
value 0 if successful; otherwise the value -1 is returned and
the global variable errno
is set to indicate
The named file is removed unless:
- A component of the path is not a directory.
- A component of a pathname exceeded 255 characters, or an entire path name
exceeded 1023 characters.
- The named directory does not exist.
- Too many symbolic links were encountered in translating the pathname.
- The named directory contains files other than
..’ in it.
- Search permission is denied for a component of the path prefix.
- Write permission is denied on the directory containing the link to be
- The directory to be removed has its immutable, undeletable or append-only
flag set, see the chflags(2) manual page for
- The parent directory of the directory to be removed has its immutable or
append-only flag set.
- 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.
- The last component of the path is
- The directory to be removed is the mount point for a mounted file
- An I/O error occurred while deleting the directory entry or deallocating
- The directory entry to be removed resides on a read-only file system.
- The path argument points outside the
process's allocated address space.
() system call appeared in