From 6ca734da8fb246ad2272826331e0d56428b96fa1 Mon Sep 17 00:00:00 2001
From: Jason A. Donenfeld
Date: Tue, 14 Jan 2014 18:07:23 +0100
Subject: filter: allow returning exit code from filter

Filters can now indicate a status back to cgit by means of the exit code
for exec, or the return value from close for Lua.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
---
 filters/email-gravatar.lua | 1 +
 1 file changed, 1 insertion(+)

(limited to 'filters')

diff --git a/filters/email-gravatar.lua b/filters/email-gravatar.lua
index 22f0641..c80b63e 100644
--- a/filters/email-gravatar.lua
+++ b/filters/email-gravatar.lua
@@ -16,6 +16,7 @@ end
 
 function filter_close()
 	html("<img src='//www.gravatar.com/avatar/" .. md5 .. "?s=13&amp;d=retro' style='height:10pt;width:10pt' alt='Gravatar' /> " .. buffer)
+	return 0
 end
 
 function filter_write(str)
-- 
cgit v1.2.3-70-g09d2