diff options
Diffstat (limited to 'lib/singleton.rb')
| -rw-r--r-- | lib/singleton.rb | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/lib/singleton.rb b/lib/singleton.rb index 8167a01aa8..235ba898fd 100644 --- a/lib/singleton.rb +++ b/lib/singleton.rb @@ -14,9 +14,15 @@ module Singleton def Singleton.append_features(klass) klass.private_class_method(:new) klass.instance_eval %{ + @__instance__ = nil def instance + Thread.critical = true unless @__instance__ - @__instance__ = new + begin + @__instance__ = new + ensure + Thread.critical = false + end end return @__instance__ end |