On Mon, Dec 12, 2011 at 09:21:07PM +0000, Mark Hindley wrote:
> Thanks for this, but I am afraid I don't quite understand what is going
> on.
>
> I can see the uninitialized value warning, but I can't see how it is
> arising. :(
I have woken up with my brain working this morning! I had forgotten that
$_ is not localized automatically in while loops. This should fix the
uninitialized value warning.
Mark
commit 8319befeebbb72bfdc7f2c53ac4bad9e141d0407
Author: Mark Hindley <m...@hindley.org.uk>
Date: Tue Dec 13 09:16:13 2011 +0000
Localize $_ before while (<$fh>) loop.
diff --git a/apt-cacher b/apt-cacher
index dccb22e..d0989c7 100755
--- a/apt-cacher
+++ b/apt-cacher
@@ -1990,6 +1990,7 @@ sub get_inetd_port {
open(my $fh, '<', $_) || do {
info_message("Warning: Cannot open $_, $!"); next;
};
+ local $_;
LINE:
while (<$fh>) {
next LINE if /^(?:#|$)/; # Weed comments and empty lines
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