More adjustments/bugfixes.

samples/cddb.lua

@@ -1,5 +1,5 @@
-socket = require("socket")
-http = require("http")
+local socket = require("socket")
+local http = require("http")
 
 if not arg or not arg[1] or not arg[2] then
     print("luasocket cddb.lua <category> <disc-id> [<server>]")

samples/daytimeclnt.lua

@@ -4,7 +4,7 @@
 -- Author: Diego Nehab
 -- RCS ID: $Id$
 -----------------------------------------------------------------------------
-require"socket"
+local socket = require"socket"
 host = host or "127.0.0.1"
 port = port or 13
 if arg then

samples/echosrvr.lua

@@ -4,7 +4,7 @@
 -- Author: Diego Nehab
 -- RCS ID: $Id$
 -----------------------------------------------------------------------------
-socket = require("socket")
+local socket = require("socket")
 host = host or "127.0.0.1"
 port = port or 7
 if arg then

samples/talker.lua

@@ -4,7 +4,7 @@
 -- Author: Diego Nehab
 -- RCS ID: $Id$
 -----------------------------------------------------------------------------
-socket = require("socket")
+local socket = require("socket")
 host = host or "localhost"
 port = port or 8080
 if arg then

samples/tinyirc.lua

@@ -4,7 +4,7 @@
 -- Author: Diego Nehab
 -- RCS ID: $Id$
 -----------------------------------------------------------------------------
-socket = require("socket")
+local socket = require("socket")
 host = host or "*"
 port1 = port1 or 8080
 port2 = port2 or 8181