Package funionfs

Union filesystem in userspace

http://funionfs.apiou.org

FunionFS implements a union filesystem in userspace using FUSE. FUSE
provides a Linux kernel module which allows virtual filesystems to be written
in userspace.

General Commands (Section 1)
funionfs
funionfs concatenates directories mentioned in options (and upper_dir ) to mountpoint. Also, although some (but not all) of the directories are read-only, you...