Use printf instead of puts and sprintf

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61174 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

Author: znz

lib/cgi/core.rb

@@ -267,7 +267,7 @@ def nph?  #:nodoc:
   def _header_for_modruby(buf)  #:nodoc:
     request = Apache::request
     buf.scan(/([^:]+): (.+)#{EOL}/o) do |name, value|
-      $stderr.puts sprintf("name:%s value:%s\n", name, value) if $DEBUG
+      $stderr.printf("name:%s value:%s\n", name, value) if $DEBUG
       case name
       when 'Set-Cookie'
         request.headers_out.add(name, value)