make Plack optional for non-WWW and non-httpd users

[public-inbox.git] / script / public-inbox-httpd

diff --git a/script/public-inbox-httpd b/script/public-inbox-httpd
index b2464f4efc0d31be9909c872c3969353e33768c6..09da505e5028952a60551f7bd2ffc25cf57c7780 100755 (executable)
--- a/script/public-inbox-httpd
+++ b/script/public-inbox-httpd
@@ -1,15 +1,18 @@
 #!/usr/bin/perl -w
-# Copyright (C) 2016-2019 all contributors <meta@public-inbox.org>
+# Copyright (C) 2016-2020 all contributors <meta@public-inbox.org>
 # License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
 #
 # Standalone HTTP server for public-inbox.
 use strict;
-use warnings;
-use Plack::Util;
 use PublicInbox::Daemon;
-use PublicInbox::HTTP;
-use PublicInbox::HTTPD;
-use Plack::Builder;
+BEGIN {
+       for (qw(Plack::Builder Plack::Util)) {
+               eval("require $_") or die "E: Plack is required for $0\n";
+       }
+       Plack::Builder->import;
+       require PublicInbox::HTTP;
+       require PublicInbox::HTTPD;
+}
 my %httpds;
 my $app;
 my $refresh = sub {