A joystick module for GMod, originally by NightEagle (http://facepunch.com/member.php?u=2853).
Original Facepunch thread: http://www.facepunch.com/showthread.php?t=403669
This version adds support for non-Windows platforms via SDL. It should compile with:
g++ -Wall -fPIC -shared -lSDL -lpthread -m32 -o "../lua/bin/gmcl_joystick_linux.dll" "main.cpp"
Merge the 'addons' and 'lua' folders from this folder into your 'garrysmod' folder.