X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/a812692a50de69215a8267c7b0b1d7bf62bdfa32..ce1c7a3eab5fb2a0bcf639171a4f2dd2ef981963:/IkiWiki/Plugin/git.pm

diff --git a/IkiWiki/Plugin/git.pm b/IkiWiki/Plugin/git.pm
index 535cd5fe0..3879abeae 100644
--- a/IkiWiki/Plugin/git.pm
+++ b/IkiWiki/Plugin/git.pm
@@ -341,8 +341,8 @@ sub parse_diff_tree ($) {
 	my $dt_ref = shift;
 
 	# End of stream?
-	return if !defined @{ $dt_ref } ||
-		  !defined @{ $dt_ref }[0] || !length @{ $dt_ref }[0];
+	return if ! @{ $dt_ref } ||
+		  !defined $dt_ref->[0] || !length $dt_ref->[0];
 
 	my %ci;
 	# Header line.
@@ -469,13 +469,10 @@ sub git_sha1 (;$) {
 	# Ignore error since a non-existing file might be given.
 	my ($sha1) = run_or_non('git', 'rev-list', '--max-count=1', 'HEAD',
 		'--', $file);
-	if ($sha1) {
+	if (defined $sha1) {
 		($sha1) = $sha1 =~ m/($sha1_pattern)/; # sha1 is untainted now
 	}
-	else {
-		debug("Empty sha1sum for '$file'.");
-	}
-	return defined $sha1 ? $sha1 : q{};
+	return defined $sha1 ? $sha1 : '';
 }
 
 sub rcs_update () {