From 7b44078ada9106c282c5ba41a75728b45ac6a65e Mon Sep 17 00:00:00 2001
From: Waqas Hussain <waqas20@gmail.com>
Date: Mon, 23 Nov 2009 21:46:37 +0500
Subject: prosody: Added support for command line argument '--config'.

---
 prosody | 22 +++++++++++++++++++++-
 1 file changed, 21 insertions(+), 1 deletion(-)

diff --git a/prosody b/prosody
index 8dd37f30..7f69e085 100755
--- a/prosody
+++ b/prosody
@@ -58,7 +58,27 @@ config = require "core.configmanager"
 function read_config()
 	-- TODO: Check for other formats when we add support for them
 	-- Use lfs? Make a new conf/ dir?
-	local ok, level, err = config.load((CFG_CONFIGDIR or ".").."/prosody.cfg.lua");
+	local filenames = {};
+	
+	local filename;
+	if arg[1] == "--config" and arg[2] then
+		table.insert(filenames, arg[2]);
+		if CFG_CONFIGDIR then
+			table.insert(filenames, CFG_CONFIGDIR.."/"..arg[2]);
+		end
+	else
+		table.insert(filenames, (CFG_CONFIGDIR or ".").."/prosody.cfg.lua");
+	end
+	for _,_filename in ipairs(filenames) do
+		filename = _filename;
+		local file = io.open(filename);
+		if file then
+			file:close();
+			CFG_CONFIGDIR = filename:match("^(.*)[\\/][^\\/]*$");
+			break;
+		end
+	end
+	local ok, level, err = config.load(filename);
 	if not ok then
 		print("\n");
 		print("**************************");
-- 
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