On Sat, Apr 11, 2009 at 19:59, Junio C Hamano <gitster@xxxxxxxxx> wrote:
> Special variables like $_ cannot be made into lexicals, unless you know
> you will only run with a very recent version of Perl (5.9.1, I think).
Ah. I wish Perl's docs were a little more forthcoming about such
things. I ended up just trying it out, and indeed I am running 5.10.0.
> If you do not want to worry about portability, typically it is easiest to
> say "local ($_)" upfront in the beginning of a sub.
>
> I do not understand why you want to change the original
>
> while (my $line = <$fh>) {
> ...
> }
>
> though.
I'm not terribly bent on it; I had already reshaped that function and
I was curious about making what I had done work out of intellectual
curiosity. In fact, my commits no longer have the refactored version.
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