S5Hook is a extension for Settlers 5 which can be loaded at runtime through the Lua script embedded in a usermap.
Include the code from output/S5Hook.lua in your map and execute InstallS5Hook(). Starting from v1.0 the setup take place instantly - but check the return value to catch older patch versions.
Simply execute the build.bat to build the source code into a ready-to-use Lua script.
Get the latest version of S5Hook, download with Alt+Click!