timeout.rb: warn deprecated method

* lib/timeout.rb (timeout): warn as deprecated for a long time.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51226 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Mon Jul 13 19:11:35 2015  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* lib/timeout.rb (timeout): warn as deprecated for a long time.
+
 Mon Jul 13 01:37:27 2015  Zachary Scott  <zzak@ruby-lang.org>
 
         * ext/openssl/ossl.c: [DOC] Backport ruby/openssl@dbb3fdb [Bug #11345]

NEWS

@@ -108,6 +108,9 @@ with all sufficient information, see the ChangeLog file.
   * IO#wait_readable no longer checks FIONREAD, it may be used for
     non-bytestream IO such as listen sockets.
 
+* timeout
+  * Object#timeout is now warned as deprecated when called.
+
 === Stdlib compatibility issues (excluding feature bug fixes)
 
 * lib/webrick/utils.rb

lib/timeout.rb

@@ -112,14 +112,9 @@ module Timeout
   module_function :timeout
 end
 
-# Identical to:
-#
-#   Timeout::timeout(n, e, &block).
-#
-# This method is deprecated and provided only for backwards compatibility.
-# You should use Timeout#timeout instead.
-def timeout(n, e = nil, &block)
-  Timeout::timeout(n, e, &block)
+def timeout(*args, &block)
+  warn "#{caller_locations(1, 1)[0]}: Object##{__method__} is deprecated, use Timeout.timeout instead."
+  Timeout.timeout(*args, &block)
 end
 
 # Another name for Timeout::Error, defined for backwards compatibility with