ALife.Creatur.Daemon

Provides a UNIX daemon to run an experiment using the Créatúr framework.

Documentation

data Daemon s

Daemon configuration. If username is null, the daemon will run under the login name.

Constructors

Daemon

Fields

onStartup :: s -> IO s

onShutdown :: s -> IO ()

onException :: s -> SomeException -> IO s

task :: StateT s IO ()

The agent task.

username :: String

sleepTime :: Int

Number of microseconds to sleep between agent tasks.

launch :: Daemon s -> s -> IO ()

launch daemon state creates a daemon running under the current user's real userID, which invokes task.

requestShutdown :: IO ()