abs2rel command examples
abs2rel – convert absolute path to relative path
#abs2rel /1/2/3/a/b/c /1/2/3 will print a/b/c on standard output.
#abs2rel foo/bar foo/baz will print ../bar on standard output.
#abs2rel /1/2/3/a/b/c /1/2/3 will print a/b/c on standard output.
#abs2rel foo/bar foo/baz will print ../bar on standard output.