gitweb: Show "no difference" message for empty diff

Currently, gitweb shows only header and footer, if no differences are
found. This patch adds a "No differences found" message for the html
output.

Signed-off-by: Martin Koegler <mkoegler@auto.tuwien.ac.at>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/gitweb/gitweb.css b/gitweb/gitweb.css
index 5e402924040d55aff5fb831a737d108d1e68a0bb..2b023bd98a2def18f8a91c95b14fb5aadcbf9a0c 100644 (file)
--- a/gitweb/gitweb.css
+++ b/gitweb/gitweb.css
@@ -387,6 +387,10 @@ div.diff.incomplete {
        color: #cccccc;
 }
 
+div.diff.nodifferences {
+       font-weight: bold;
+       color: #600000;
+}
 
 div.index_include {
        border: solid #d9d8d1;

diff --git a/gitweb/gitweb.perl b/gitweb/gitweb.perl
index c48b35aa39fd13c14baac33b8df66b9c9bfc1735..cbd8d03e64baa6324192e0be8a910c508b196d05 100755 (executable)
--- a/gitweb/gitweb.perl
+++ b/gitweb/gitweb.perl
@@ -2398,6 +2398,7 @@ sub git_patchset_body {
        my ($fd, $difftree, $hash, $hash_parent) = @_;
 
        my $patch_idx = 0;
+       my $patch_number = 0;
        my $patch_line;
        my $diffinfo;
        my (%from, %to);
@@ -2419,6 +2420,7 @@ sub git_patchset_body {
                # git diff header
                #assert($patch_line =~ m/^diff /) if DEBUG;
                #assert($patch_line !~ m!$/$!) if DEBUG; # is chomp-ed
+               $patch_number++;
                push @diff_header, $patch_line;
 
                # extended diff header
@@ -2581,6 +2583,7 @@ sub git_patchset_body {
        } continue {
                print "</div>\n"; # class="patch"
        }
+       print "<div class=\"diff nodifferences\">No differences found</div>\n" if (!$patch_number);
 
        print "</div>\n"; # class="patchset"
 }