From 5dad7697ffa3dbff3e0615ced0da839601ddfc8a Mon Sep 17 00:00:00 2001
From: dgw <dgw@technobabbl.es>
Date: Sun, 25 Oct 2015 03:02:35 -0400
Subject: [PATCH] Refill large var caches below var_limit values

Fall back on hard-coded value of 3 in case var_limit is set to 0 (no limit).

Better fixes #61
---
 bucket.pl | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/bucket.pl b/bucket.pl
index 43288a7..8d30d38 100755
--- a/bucket.pl
+++ b/bucket.pl
@@ -3234,7 +3234,8 @@ sub expand {
             $replacement = &set_case( $var, $replacement );
             $replacement = A($replacement) if $2;
 
-            if ( exists $record->{cache} and 3 > @{$record->{cache}} ) {
+            if ( exists $record->{cache} and
+                 @{$record->{cache}} < (&config("var_limit") or 3) ) {
                 Log "Refilling cache for $var";
                 &sql(
                     'select vars.id id, name, perms, type, value