Created by: xing, Last modification: 19 Oct 2008 (06:25 UTC)
<programming operating="" system=""> The classic method for restricting access to shared resources (e.g. storage) in a multi-processing environment. They were invented by Dijkstra and first used in T.H.E operating system.

On busy sites that edit a lot of textual content such as wiki pages, it can be useful to display a warning message if something is already being edited. This package does exactly that...

Please note that SemaphorePackage is quite simple and tries to keep things fast and easy to configure.</programming>