removed

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

diff --git a/IkiWiki/Plugin/git.pm b/IkiWiki/Plugin/git.pm
index 535cd5fe0f64d23d46a233a388264f88912e1c6d..bbdcbdba82aba3b4c6499245e5d8f6bc9f041285 100644 (file)
--- 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 () {
@@ -553,7 +550,13 @@ sub rcs_commit_helper (@) {
                # Force git to allow empty commit messages.
                # (If this version of git supports it.)
                my ($version)=`git --version` =~ /git version (.*)/;
-               if ($version ge "1.5.4") {
+               if ($version ge "1.7.8") {
+                       push @opts, "--allow-empty-message", "--no-edit";
+               }
+               if ($version ge "1.7.2") {
+                       push @opts, "--allow-empty-message";
+               }
+               elsif ($version ge "1.5.4") {
                        push @opts, '--cleanup=verbatim';
                }
                else {