Git.pm: correctly handle directory name that evaluates to "false"

The repository constructor mistakenly rewrote a Directory parameter that
Perl happens to evaluate to false (e.g. "0") to ".".

Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/perl/Git.pm b/perl/Git.pm
index 8392a68333cd57b899962ef6a7a9ca80dd5d583d..ad0f5304450cb7acf86465027f5fd7046e2458b3 100644 (file)
--- a/perl/Git.pm
+++ b/perl/Git.pm
@@ -166,11 +166,12 @@ sub repository {
                }
        }
 
-       if (not defined $opts{Repository} and not defined $opts{WorkingCopy}) {
-               $opts{Directory} ||= '.';
+       if (not defined $opts{Repository} and not defined $opts{WorkingCopy}
+               and not defined $opts{Directory}) {
+               $opts{Directory} = '.';
        }
 
-       if ($opts{Directory}) {
+       if (defined $opts{Directory}) {
                -d $opts{Directory} or throw Error::Simple("Directory not found: $!");
 
                my $search = Git->repository(WorkingCopy => $opts{Directory});