From: Mischa POSLAWSKY <perl@shiar.org>
Date: Tue, 21 Apr 2009 02:10:08 +0000 (+0000)
Subject: charset: show unicode blocks requested by U$num
X-Git-Tag: v1.3~166
X-Git-Url: http://git.shiar.nl/sheet.git/commitdiff_plain/2644a681f312e65a3f5e8c70d6dcf837931b51e8?ds=sidebyside

charset: show unicode blocks requested by U$num
---

diff --git a/charset.plp b/charset.plp
index 41af494..91de26b 100644
--- a/charset.plp
+++ b/charset.plp
@@ -53,7 +53,15 @@ my @request = map {
 		if ($input =~ s/-$//) {
 			$endpoint = $row{offset} ? $row{offset} < 160 ? 159 : 191 : 127;
 		}
-		if ($row{set} = resolve_alias($input)) {
+
+		if ($input =~ /^U([0-9a-f]+)(?:-([0-9a-f]+))?/) {
+			my $start = hex($1) << ($2 ? 4 : 8);
+			my $end = $2 ? hex($2) << 4 : $start + 240;
+			$row{table} = join '', map { chr } $start .. $end+15;
+			utf8::upgrade($row{table});  # prevent latin1 output
+			$row{set} = sprintf 'Unicode block U+%02Xxx', $start >> 8;
+		}
+		elsif ($row{set} = resolve_alias($input)) {
 			if ($row{set} eq 'Internal') {
 				$row{table} = ' ' x ($endpoint < 255 ? 640 : 4096);
 				$row{set} = 'Unicode BMP';