From 11eec3365d537b20ade6923eaa5fdd18206d4342 Mon Sep 17 00:00:00 2001
From: Eric Wong <e@yhbt.net>
Date: Sun, 5 Jan 2020 23:23:31 +0000
Subject: 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
---
 lib/PublicInbox/Hval.pm | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'lib/PublicInbox/Hval.pm')

diff --git a/lib/PublicInbox/Hval.pm b/lib/PublicInbox/Hval.pm
index cd3a4df3..7e007027 100644
--- a/lib/PublicInbox/Hval.pm
+++ b/lib/PublicInbox/Hval.pm
@@ -10,7 +10,7 @@ use Encode qw(find_encoding);
 use PublicInbox::MID qw/mid_clean mid_escape/;
 use base qw/Exporter/;
 our @EXPORT_OK = qw/ascii_html obfuscate_addrs to_filename src_escape
-		to_attr from_attr/;
+		to_attr from_attr prurl/;
 my $enc_ascii = find_encoding('us-ascii');
 
 # safe-ish acceptable filename pattern for portability
@@ -84,7 +84,8 @@ sub raw {
 	}
 }
 
-sub prurl {
+# returns a protocol-relative URL string
+sub prurl ($$) {
 	my ($env, $u) = @_;
 	if (ref($u) eq 'ARRAY') {
 		my $h = $env->{HTTP_HOST} // $env->{SERVER_NAME};
-- 
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