> you don't need anything like this, except if you want to compile the frontend by > yourself and I seriously don't know why B2K24 has pointed you to the svn client > instead of just pointing you to qmc2 website...
Because the one available on the official site is months old.
It's best to learn how to compile your own just like with MAME/MESS.
I was stuck for maybe a day until I learned exactly where to extract what and execute the correct make command (with help)