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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@570 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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matz 1999-11-25 09:03:08 +00:00
parent 8e48dc16e9
commit ebab487fcd
14 changed files with 630 additions and 101 deletions
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7
lib/singleton.rb
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@ -17,7 +17,12 @@ module Singleton
@__instance__ = nil
def instance
unless @__instance__
@__instance__ = new
Thread.critical = true
begin
@__instance__ = new
ensure
Thread.critical = false
end
end
return @__instance__
end