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</script></head><body><div id="package-header"><ul class="links" id="page-menu"><li><a href="src/System-Unix-Chroot.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">Unixutils-1.54.1: A crude interface between Haskell and Unix-like operating systems</p></div><div id="content"><div id="module-header"><table class="info"><tr><th>Safe Haskell</th><td>Safe</td></tr><tr><th>Language</th><td>Haskell98</td></tr></table><p class="caption">System.Unix.Chroot</p></div><div id="description"><p class="caption">Description</p><div class="doc"><p>This module, except for useEnv, is copied from the build-env package.</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:fchroot">fchroot</a> :: (<a href="file:///usr/share/doc/ghc-doc/html/libraries/transformers-0.4.2.0/Control-Monad-IO-Class.html#t:MonadIO">MonadIO</a> m, <a href="file:///usr/share/doc/libghc-exceptions-doc/html/Control-Monad-Catch.html#t:MonadMask">MonadMask</a> m) => <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.8.2.0/System-IO.html#t:FilePath">FilePath</a> -> m a -> m a</li><li class="src short"><a href="#v:useEnv">useEnv</a> :: (<a href="file:///usr/share/doc/ghc-doc/html/libraries/transformers-0.4.2.0/Control-Monad-IO-Class.html#t:MonadIO">MonadIO</a> m, <a href="file:///usr/share/doc/libghc-exceptions-doc/html/Control-Monad-Catch.html#t:MonadMask">MonadMask</a> m) => <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.8.2.0/System-IO.html#t:FilePath">FilePath</a> -> (a -> m a) -> m a -> m a</li></ul></div><div id="interface"><h1>Documentation</h1><div class="top"><p class="src"><a name="v:fchroot" class="def">fchroot</a> :: (<a href="file:///usr/share/doc/ghc-doc/html/libraries/transformers-0.4.2.0/Control-Monad-IO-Class.html#t:MonadIO">MonadIO</a> m, <a href="file:///usr/share/doc/libghc-exceptions-doc/html/Control-Monad-Catch.html#t:MonadMask">MonadMask</a> m) => <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.8.2.0/System-IO.html#t:FilePath">FilePath</a> -> m a -> m a <a href="src/System-Unix-Chroot.html#fchroot" class="link">Source</a></p><div class="doc"><p>fchroot runs an IO action inside a chroot
fchroot performs a chroot, runs the action, and then restores the
original root and working directory. This probably affects the
chroot and working directory of all the threads in the process,
so...
NOTE: will throw IOError if internal chroot fails</p></div></div><div class="top"><p class="src"><a name="v:useEnv" class="def">useEnv</a> :: (<a href="file:///usr/share/doc/ghc-doc/html/libraries/transformers-0.4.2.0/Control-Monad-IO-Class.html#t:MonadIO">MonadIO</a> m, <a href="file:///usr/share/doc/libghc-exceptions-doc/html/Control-Monad-Catch.html#t:MonadMask">MonadMask</a> m) => <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.8.2.0/System-IO.html#t:FilePath">FilePath</a> -> (a -> m a) -> m a -> m a <a href="src/System-Unix-Chroot.html#useEnv" class="link">Source</a></p><div class="doc"><p>The ssh inside of the chroot needs to be able to talk to the
running ssh-agent. Therefore we mount --bind the ssh agent socket
dir inside the chroot (and umount it when we exit the chroot.</p></div></div></div></div><div id="footer"><p>Produced by <a href="http://www.haskell.org/haddock/">Haddock</a> version 2.16.1</p></div></body></html>
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