From a68848db159cc1cafa82f9d383432fda459c8745 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 17 Jul 2021 09:11:16 +0200
Subject: Merging upstream version 1.2.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/output/null.lua | 63 ++++++-----------------------------------------------
 1 file changed, 7 insertions(+), 56 deletions(-)

(limited to 'src/output/null.lua')

diff --git a/src/output/null.lua b/src/output/null.lua
index b634c56..b0e167f 100644
--- a/src/output/null.lua
+++ b/src/output/null.lua
@@ -17,64 +17,15 @@
 -- along with dnsjit.  If not, see <http://www.gnu.org/licenses/>.
 
 -- dnsjit.output.null
--- Output to nothing (/dev/null)
---   local output = require("dnsjit.output.null").new()
+-- Dummy layer to example.output.null
 --
--- Output module for those that doesn't really like packets.
+-- This module has moved to example.output.null, see examples/modules/output-example in
+-- dnsjit source repository.
 module(...,package.seeall)
 
-require("dnsjit.output.null_h")
-local ffi = require("ffi")
-local C = ffi.C
-
-local t_name = "output_null_t"
-local output_null_t = ffi.typeof(t_name)
-local Null = {}
-
--- Create a new Null output.
-function Null.new()
-    local self = {
-        _producer = nil,
-        obj = output_null_t(),
-    }
-    C.output_null_init(self.obj)
-    ffi.gc(self.obj, C.output_null_destroy)
-    return setmetatable(self, { __index = Null })
-end
-
--- Return the Log object to control logging of this instance or module.
-function Null:log()
-    if self == nil then
-        return C.output_null_log()
-    end
-    return self.obj._log
-end
-
--- Return the C functions and context for receiving objects.
-function Null:receive()
-    return C.output_null_receiver(), self.obj
-end
-
--- Set the producer to get objects from.
-function Null:producer(o)
-    self.obj.prod, self.obj.ctx = o:produce()
-    self._producer = o
-end
-
--- Retrieve all objects from the producer, if the optional
--- .I num
--- is a positive number then stop after that amount of objects have been
--- retrieved.
-function Null:run(num)
-    if num == nil then
-        num = -1
-    end
-    C.output_null_run(self.obj, num)
-end
-
--- Return the number of packets we sent into the void.
-function Null:packets()
-    return tonumber(self.obj.pkts)
+ok, cls = pcall(require, "example.output.null")
+if not ok then
+    error("You need to install the example module output-example\n" .. cls)
 end
 
-return Null
+return cls
-- 
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