From: Petr Špaček <petr.spacek@nic.cz>
Date: Thu, 11 Apr 2019 12:48:04 +0000 (+0200)
Subject: table_print: indicate that C functions do not have parameters available
X-Git-Tag: v4.0.0~9^2~4
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bbc353dae57b4dff0d21fe1b8751bdf0f7acb8af;p=thirdparty%2Fknot-resolver.git

table_print: indicate that C functions do not have parameters available
---

diff --git a/daemon/lua/sandbox.lua.in b/daemon/lua/sandbox.lua.in
index 1b4e775d1..7ba776cd2 100644
--- a/daemon/lua/sandbox.lua.in
+++ b/daemon/lua/sandbox.lua.in
@@ -386,6 +386,10 @@ local function funcsign(f)
 						table.insert(func_args, k)
 					end
 				end
+				local debuginfo = debug.getinfo(2)
+				if debuginfo.what == 'C' then  -- names N/A
+					table.insert(func_args, '?')
+				end
 				if debug.getlocal(2, -1) then
 					-- vararg function
 					table.insert(func_args, "...")