[PATCH] cmd: Avoid rereading batch file for every call/goto executed (try 3)

[Frédéric Delanoy]

2011/9/18 Dan Kegel <dank at kegel.com>:
> 2011/9/18 Dan Kegel <dank at kegel.com>:
>> Don't let this one languish - it makes a huge difference for me!
>
> I should mention: with your latest additions to the cmd tests,
> time to run the cmd tests is starting to go off the cliff,
> and is now above four minutes... but with your efficiency
> patch, it only takes four seconds.

Sent a cleaned up version (try 3)
Not sure AJ will accept it though, since it seems he wanted a "batch
file reading method" overhaul first.

Frédéric