I had an unexpected need to write some Tcl recently when I had to wrap a command line tool in a helper script in order to add some features and automation. Turn

I had an unexpected need to write some Tcl recently when I had to wrap a command line tool in a helper script in order to add some features and automation. Turns out the Unix tool `expect' was designed exactly for this purpose and was already available on my Mac, and thus seemed like a practical solution. Expect programs are written in Tcl: http://en.wikipedia.org/wiki/Expect http://en.wikipedia.org/wiki/Expect