([A-Za-z0-9_/.-]+/)? # path to file
[A-Za-z0-9_-]+ # binary name (no dots!)
(\.so([0-9.])*|\.la)? # library (including version)
([A-Za-z0-9_/.-]+/)? # path to file
[A-Za-z0-9_-]+ # binary name (no dots!)
(\.so([0-9.])*|\.la)? # library (including version)