At 00:32 15/05/2008, Kamal Verma wrote: >I will like to associate all the .g files extension to >ANTLRWORKS. For that I should be able to load .g file on the >command line. Like, > >java -jar antlrwk.jar -open "Filename.g" Doable, but the instructions differ depending on what operating system and version you're using.