From b87663fa0d803fa6c07d5ff23d7e344c14a04a84 Mon Sep 17 00:00:00 2001
From: Nicolas Boisselier <nicolas.boisselier@gmail.com>
Date: Thu, 30 Nov 2023 20:07:43 +0100
Subject: [PATCH] expires

---
 lib/perl/NB/CGI.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/perl/NB/CGI.pm b/lib/perl/NB/CGI.pm
index 8c1e9f65..6cff3e65 100644
--- a/lib/perl/NB/CGI.pm
+++ b/lib/perl/NB/CGI.pm
@@ -228,7 +228,7 @@ sub header {
   my %p = &args2hash(@p);
   #&argsAdd(\@p,'expires',-1) unless $p{expires};
   # Cache-Control: private, no-cache, no-store, must-revalidate, post-check=0, pre-check=0
-  if ($p{expires}||0 <0)
+  if ($p{expires}||0 =~ /^\d+$/ and $p{expires}||0 <=0)
   {
   	%p = &argsAdd(\@p,'Cache-Control','private, no-cache, no-store, must-revalidate, post-check=0, pre-check=0');
   	%p = &argsAdd(\@p,'Pragma','no-cache');
-- 
2.47.3