From: Siraaj Khandkar <siraaj@khandkar.net>
Date: Thu, 16 Aug 2018 17:01:46 +0000 (-0400)
Subject: Comment on the effective meaning of ttl=0
X-Git-Url: https://git.xandkar.net/?a=commitdiff_plain;h=fa45cd87a713f707cbe77b2b7516feaf77fb68ce;p=khatus.git

Comment on the effective meaning of ttl=0
---

diff --git a/bin/khatus_bar b/bin/khatus_bar
index ed3d8c4..bddf0b9 100755
--- a/bin/khatus_bar
+++ b/bin/khatus_bar
@@ -51,6 +51,7 @@ function Data_get(src, key, ttl,    time, age, is_expired) {
     time = Data_get_time()
     A_time[src, key] = time
     age = time - M_time[src, key]
+    # ttl = 0 => forever
     is_expired = ttl && age > ttl
     return is_expired ? "" : Data[src, key]
 }