From f22985613d09529d106b4c01b7a36a06a3ebb549 Mon Sep 17 00:00:00 2001
From: Kaarle Ritvanen <kaarle.ritvanen@datakunkku.fi>
Date: Fri, 24 Aug 2012 12:17:03 +0000
Subject: substitute table.concat for util.join

---
 awall/ipset.lua |  3 +--
 awall/model.lua | 16 ++++++++--------
 awall/util.lua  |  9 ---------
 3 files changed, 9 insertions(+), 19 deletions(-)

diff --git a/awall/ipset.lua b/awall/ipset.lua
index 2b78495..ceba5e6 100644
--- a/awall/ipset.lua
+++ b/awall/ipset.lua
@@ -8,7 +8,6 @@ Licensed under the terms of GPL2
 module(..., package.seeall)
 
 require 'awall.object'
-require 'awall.util'
 
 IPSet = awall.object.class(awall.object.Object)
 
@@ -23,7 +22,7 @@ end
 
 function IPSet:dumpfile(name, ipsfile)
    ipsfile:write('# ipset '..name..'\n')
-   ipsfile:write(awall.util.join(self:options(name), ' '))
+   ipsfile:write(table.concat(self:options(name), ' '))
    ipsfile:write('\n')
 end
 
diff --git a/awall/model.lua b/awall/model.lua
index 5ed9d68..264a6b3 100644
--- a/awall/model.lua
+++ b/awall/model.lua
@@ -237,7 +237,7 @@ function Rule:servoptfrags()
       if len == 1 then
 	 opts = opts..' --dport '..plist[1]
       elseif len > 1 then
-	 opts = opts..' -m multiport --dports '..util.join(plist, ',')
+	 opts = opts..' -m multiport --dports '..table.concat(plist, ',')
       end
 
       table.insert(res, {opts=opts})
@@ -311,13 +311,13 @@ function Rule:trules()
 	 end
 
 	 local setopts = '-m set --match-set '..ipset.name..' '
-	 setopts = setopts..util.join(util.map(util.list(ipset.args),
-					       function(a)
-						  if a == 'in' then return 'src' end
-						  if a == 'out' then return 'dst' end
-						  self:error('Invalid set direction argument')
-					       end),
-				      ',')
+	 setopts = setopts..table.concat(util.map(util.list(ipset.args),
+						  function(a)
+						     if a == 'in' then return 'src' end
+						     if a == 'out' then return 'dst' end
+						     self:error('Invalid set direction argument')
+						  end),
+					 ',')
 	 table.insert(ipsetofrags, {family=setdef.family, opts=setopts})
       end
       res = combinations(res, ipsetofrags)
diff --git a/awall/util.lua b/awall/util.lua
index 3479124..dad057e 100644
--- a/awall/util.lua
+++ b/awall/util.lua
@@ -7,15 +7,6 @@ Licensed under the terms of GPL2
 
 module(..., package.seeall)
 
-function join(var, sep)
-   local res = ''
-   for i, s in listpairs(var) do
-      if i > 1 then res = res..sep end
-      res = res..s
-   end
-   return res
-end
-
 function list(var)
    if not var then return {} end
    if type(var) ~= 'table' then return {var} end
-- 
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