gitweb: protect commit messages from controls.

The same change as the previous.  It is rather sad that commit log
message parser gives list of chomped lines while tag message parser
gives unchomped ones.

Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/gitweb/gitweb.perl b/gitweb/gitweb.perl
index f4d1ef007b56d5a069146f5997d956a4848fec10..1a757cce366ae25546151a92f842828f9d69d753 100755 (executable)
--- a/gitweb/gitweb.perl
+++ b/gitweb/gitweb.perl
@@ -814,12 +814,11 @@ sub file_type_long {
 ## functions returning short HTML fragments, or transforming HTML fragments
 ## which don't beling to other sections
 
-# format line of commit message or tag comment
+# format line of commit message.
 sub format_log_line_html {
        my $line = shift;
 
-       $line = esc_html($line);
-       $line =~ s/ / /g;
+       $line = esc_html($line, -nbsp=>1);
        if ($line =~ m/([0-9a-fA-F]{40})/) {
                my $hash_text = $1;
                if (git_get_type($hash_text) eq "commit") {