unicode: declare char include data as utf8

diff --git a/tools/convert-unicode.pl b/tools/convert-unicode.pl
index d1f211c30978d3df0ba7a566381aa08c07722c3d..98c8ca77e3ec35b1525d056ec49e9a301be6a412 100755 (executable)
--- a/tools/convert-unicode.pl
+++ b/tools/convert-unicode.pl
@@ -95,6 +95,7 @@ for my $chr (keys %info) {
 }
 
 # output perl code of hash
+say 'use utf8;';
 say '+{';
 for my $cp (sort keys %info) {
        $info{$cp}->{classstr} = join(' ', sort keys %{ $info{$cp}->{class} });