<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>System.Timeout.Lifted</title><link href="ocean.css" rel="stylesheet" type="text/css" title="Ocean" /><script src="haddock-util.js" type="text/javascript"></script><script type="text/javascript">//<![CDATA[
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</script></head><body><div id="package-header"><ul class="links" id="page-menu"><li><a href="src/System-Timeout-Lifted.html">Source</a></li><li><a href="index.html">Contents</a></li><li><a href="doc-index.html">Index</a></li></ul><p class="caption">lifted-base-0.1.0.3: lifted IO operations from the base library</p></div><div id="content"><div id="module-header"><table class="info"><tr><th>Portability</th><td>non-portable</td></tr><tr><th>Stability</th><td>experimental</td></tr><tr><th>Maintainer</th><td>libraries@haskell.org</td></tr></table><p class="caption">System.Timeout.Lifted</p></div><div id="description"><p class="caption">Description</p><div class="doc"><p>Attach a timeout event to monadic computations
which are instances of <code><a href="/usr/share/doc/ghc/html/libraries/monad-control-0.3.1/Control-Monad-Trans-Control.html#t:MonadBaseControl">MonadBaseControl</a></code>.
</p></div></div><div id="synopsis"><p id="control.syn" class="caption expander" onclick="toggleSection('syn')">Synopsis</p><ul id="section.syn" class="hide" onclick="toggleSection('syn')"><li class="src short"><a href="#v:timeout">timeout</a> :: <a href="/usr/share/doc/ghc/html/libraries/monad-control-0.3.1/Control-Monad-Trans-Control.html#t:MonadBaseControl">MonadBaseControl</a> <a href="/usr/share/doc/ghc/html/libraries/base-4.3.1.0/System-IO.html#t:IO">IO</a> m => <a href="/usr/share/doc/ghc/html/libraries/base-4.3.1.0/Data-Int.html#t:Int">Int</a> -> m α -> m (<a href="/usr/share/doc/ghc/html/libraries/base-4.3.1.0/Data-Maybe.html#t:Maybe">Maybe</a> α)</li></ul></div><div id="interface"><h1>Documentation</h1><div class="top"><p class="src"><a name="v:timeout" class="def">timeout</a> :: <a href="/usr/share/doc/ghc/html/libraries/monad-control-0.3.1/Control-Monad-Trans-Control.html#t:MonadBaseControl">MonadBaseControl</a> <a href="/usr/share/doc/ghc/html/libraries/base-4.3.1.0/System-IO.html#t:IO">IO</a> m => <a href="/usr/share/doc/ghc/html/libraries/base-4.3.1.0/Data-Int.html#t:Int">Int</a> -> m α -> m (<a href="/usr/share/doc/ghc/html/libraries/base-4.3.1.0/Data-Maybe.html#t:Maybe">Maybe</a> α)<a href="src/System-Timeout-Lifted.html#timeout" class="link">Source</a></p><div class="doc"><p>Generalized version of <code><a href="/usr/share/doc/ghc/html/libraries/base-4.3.1.0/System-Timeout.html#v:timeout">timeout</a></code>.
</p><p>Note that when the given computation times out any side effects of <code>m</code> are
discarded. When the computation completes within the given time the
side-effects are restored on return.
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