hval: export prurl and add prototype

This allows to do some compile-time checking and fills in a
missing "use" in PublicInbox::NewsWWW, allowing it to be used
standalone and independently of PublicInbox::WWW

1 files changed, 2 insertions, 2 deletions

diff --git a/lib/PublicInbox/View.pm b/lib/PublicInbox/View.pm
index 69948c4a..5acd565a 100644
--- a/lib/PublicInbox/View.pm
+++ b/lib/PublicInbox/View.pm
@@ -8,7 +8,7 @@ use strict;
 use warnings;
 use bytes (); # only for bytes::length
 use PublicInbox::MsgTime qw(msg_datestamp);
-use PublicInbox::Hval qw/ascii_html obfuscate_addrs/;
+use PublicInbox::Hval qw(ascii_html obfuscate_addrs prurl);
 use PublicInbox::Linkify;
 use PublicInbox::MID qw/id_compress mid_escape mids mids_for_index references/;
 use PublicInbox::MsgIter;
@@ -123,7 +123,7 @@ sub msg_reply {
         my $info = '';
         my $ibx = $ctx->{-inbox};
         if (my $url = $ibx->{infourl}) {
-                $url = PublicInbox::Hval::prurl($ctx->{env}, $url);
+                $url = prurl($ctx->{env}, $url);
                 $info = qq(\n  List information: <a\nhref="$url">$url</a>\n);
         }