Fixed CgiRequest#out to fall back to #write if doesn't have #syswrite [bitsweat]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@115 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

actionpack/CHANGELOG

@@ -1,5 +1,7 @@
 *SVN*
 
+* Fixed CgiRequest#out to fall back to #write if $stdout doesn't have #syswrite [bitsweat]
+
 * Fixed all helpers so that they use XHTML compliant double quotes for values instead of single quotes [htonl/bitsweat]
 
 * Added link_to_image(src, options = {}, html_options = {}, *parameters_for_method_reference). Documentation:

actionpack/lib/action_controller/base.rb

@@ -441,11 +441,17 @@ module ActionController #:nodoc:
             logger.info "Streaming file #{path}" unless logger.nil?
             len = options[:buffer_size] || 4096
             File.open(path, 'rb') do |file|
-              begin
-                while true
-                  $stdout.syswrite file.sysread(len)
+              if $stdout.respond_to?(:syswrite)
+                begin
+                  while true
+                    $stdout.syswrite file.sysread(len)
+                  end
+                rescue EOFError
+                end
+              else
+                while buf = file.read(len)
+                  $stdout.write buf
                 end
-              rescue EOFError
               end
             end
           end