Keep a scan with a negative ttl for good

"The cache" promises that a negative ttl never expires, but no age was
ever below a negative cache-scan-ttl, so every request started a
background rescan.

1 file changed, 4 insertions, 2 deletions

diff --git a/MANUAL.txt b/MANUAL.txtindex 473a6e5..1205db1 100644--- a/MANUAL.txt+++ b/MANUAL.txt@@ -69,8 +69,10 @@ cache-root::  cache-scan-ttl:: 	Number which specifies the time-to-live, in minutes, for the result of-	scanning a path for git repositories. Default value: "15". See also:-	"The cache".+	scanning a path for git repositories. It is read when scan-path runs,+	along with "cache-size" and "cache-root", so all three must be defined+	prior to scan-path to apply to the scan. Default value: "15". See also:+	"scan-path", "The cache".  cache-size:: 	The maximum number of entries in the cgit cache. When set to "0",
diff --git a/MANUAL.txt b/MANUAL.txt
index 473a6e5..1205db1 100644
--- a/MANUAL.txt
+++ b/MANUAL.txt
@@ -69,8 +69,10 @@ cache-root::
 
 cache-scan-ttl::
 	Number which specifies the time-to-live, in minutes, for the result of
-	scanning a path for git repositories. Default value: "15". See also:
-	"The cache".
+	scanning a path for git repositories. It is read when scan-path runs,
+	along with "cache-size" and "cache-root", so all three must be defined
+	prior to scan-path to apply to the scan. Default value: "15". See also:
+	"scan-path", "The cache".
 
 cache-size::
 	The maximum number of entries in the cgit cache. When set to "0",