2012-08-05 18:50:00 +00:00
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{- network functions
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-
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2015-01-21 16:50:09 +00:00
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- Copyright 2012 Joey Hess <id@joeyh.name>
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2012-08-05 18:50:00 +00:00
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-
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2014-05-10 14:01:27 +00:00
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- License: BSD-2-clause
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2012-08-05 18:50:00 +00:00
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-}
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2015-05-10 20:38:49 +00:00
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{-# OPTIONS_GHC -fno-warn-tabs #-}
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2012-08-05 18:50:00 +00:00
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module Utility.Network where
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import Utility.Process
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import Utility.Exception
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import Control.Applicative
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2015-05-10 20:19:56 +00:00
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import Prelude
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2012-08-05 18:50:00 +00:00
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{- Haskell lacks uname(2) bindings, except in the
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- Bindings.Uname addon. Rather than depend on that,
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- use uname -n when available. -}
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getHostname :: IO (Maybe String)
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getHostname = catchMaybeIO uname_node
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2012-12-13 04:24:19 +00:00
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where
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uname_node = takeWhile (/= '\n') <$> readProcess "uname" ["-n"]
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