Fix a bug in 1.8.6 where readbyte is not defined.

2010-03-06 16:27:12 -08:00 · 2010-03-06 16:27:12 -08:00 · ace0450774
commit ace0450774
parent df5c21a725
1 changed files with 5 additions and 0 deletions
--- a/lib/compass/sass_extensions/functions/image_size.rb
+++ b/lib/compass/sass_extensions/functions/image_size.rb
@ -69,6 +69,11 @@ private
  private
    def examine(io)
      class << io
+        unless method_defined?(:readbyte)
+          def readbyte
+            getc
+          end
+        end
        def readint; (readbyte << 8) + readbyte; end
        def readframe; read(readint - 2); end
        def readsof; [readint, readbyte, readint, readint, readbyte]; end