img: Fix a bug that could taint @links with undef values.

[ikiwiki.git] / IkiWiki / Plugin / git.pm

diff --git a/IkiWiki/Plugin/git.pm b/IkiWiki/Plugin/git.pm
index c5c83a3a7791b7723f293652b6557fc5f50b558c..1eec6aee61eaf2c28e0e2187236dcec02db95ca9 100644 (file)
--- a/IkiWiki/Plugin/git.pm
+++ b/IkiWiki/Plugin/git.pm
@@ -51,6 +51,9 @@ sub checkconfig () {
                        wrappermode => (defined $config{git_wrappermode} ? $config{git_wrappermode} : "06755"),
                };
        }
+
+       # Avoid notes, parser does not handle and they only slow things down.
+       $ENV{GIT_NOTES_REF}="";
        
        # Run receive test only if being called by the wrapper, and not
        # when generating same.
@@ -419,7 +422,10 @@ sub git_sha1 (;$) {
                '--', $file);
        if ($sha1) {
                ($sha1) = $sha1 =~ m/($sha1_pattern)/; # sha1 is untainted now
-       } else { debug("Empty sha1sum for '$file'.") }
+       }
+       else {
+               debug("Empty sha1sum for '$file'.");
+       }
        return defined $sha1 ? $sha1 : q{};
 }