added binary to carray conversion script

bin2carray.lua

@@ -0,0 +1,46 @@
+#!/usr/bin/lua
+--============================================================================
+-- bin2carray.lua 
+--
+-- License: GPLv2 (see COPYING) or any later version
+--
+-- Authors: Axel Kittenberger <axkibe@gmail.com>
+--
+-- Transforms a binary file (the compiled lsyncd runner script) in a c array
+-- so it can be included into the executable in a portable way.
+--============================================================================
+
+if #arg < 3 then
+	error("Usage: "..arg[0].." [infile] [varname] [outfile]") 
+end
+
+fin, err = io.open(arg[1], "rb")
+if fin == nil then
+	error("Cannot open '"..arg[1].."' for reading: "..err)
+end
+
+fout, err = io.open(arg[3], "w")
+if fout == nil then
+	error("Cannot open '"..arg[3].."'for writing: "..err)
+end
+
+fout:write("/* created by "..arg[0].." from file "..arg[1].." */\n")
+fout:write("const unsigned char "..arg[2].."[] = {\n")
+while true do
+	local block = fin:read(16)
+	if block == nil then
+		break
+	end
+	for i = 1, #block do
+		local val = string.format("%x", block:byte(i))
+		if #val < 2 then 
+			val = "0" ..val
+		end
+		fout:write("0x",val,",")
+	end
+	fout:write("\n")
+end
+fout:write("};");
+
+fin:close();
+fout:close();