Using Wix to create 32bit and 64bit installers from one .wxs file

Question

I would like to keep my top level .wxs DRY while building 32 and 64 bit installers. I am using the -arch argument to candle.exe to control what default installer architectur

Answer 1

I had this problem with WiX 3.7. It was a tiny installer and I did not need the flexibility of variables so I hid the closing Directory tag from the parser by wrapping it in the same way as the opening tag:

...

It's a hack, but it worked for my use case.