Solid Snake may be talking about this one:
http://www.mobygames.com/game/windows/ripper
There were also 2 Jack the Rippers:
One in 1995:
http://www.mobygames.com/game/windows/ripper (haven't played)
One in 2004:
http://www.mobygames.com/game/windows/jack-the-ripper- (I played this and it didn't get good reviews)
