From: Joey Hess <joey@kitenet.net>
Date: Mon, 4 Oct 2010 20:01:21 +0000 (-0400)
Subject: fix bug if git_root is "0"
X-Git-Url: http://git.tremily.us/?p=ikiwiki.git;a=commitdiff_plain;h=49ef98505aa7ada6b1de81860c7e69b600b6c953

fix bug if git_root is "0"
---

diff --git a/IkiWiki/Plugin/git.pm b/IkiWiki/Plugin/git.pm
index 457975d95..b6ed61428 100644
--- a/IkiWiki/Plugin/git.pm
+++ b/IkiWiki/Plugin/git.pm
@@ -729,7 +729,7 @@ sub git_find_root {
     # Determine if it is in a subdirectory by examining the srcdir,
     # and its parents, looking for the .git directory.
 
-    return $git_root if $git_root;
+    return $git_root if defined $git_root;
 
     my $subdir="";
     my $dir=$config{srcdir};