instiki/vendor/plugins/rack/lib/rack/lock.rb
Jacques Distler 0d8f680d4f Updates
SVG-Edit -> 2.5final
Vendored Rack -> 1.2.1
2010-06-17 19:27:39 -05:00

19 lines
314 B
Ruby

require 'thread'
module Rack
class Lock
FLAG = 'rack.multithread'.freeze
def initialize(app, lock = Mutex.new)
@app, @lock = app, lock
end
def call(env)
old, env[FLAG] = env[FLAG], false
@lock.synchronize { @app.call(env) }
ensure
env[FLAG] = old
end
end
end