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<!DOCTYPE html><htmllang="en"><head><metacharset="utf-8"><metaname="viewport"content="width=device-width, initial-scale=1.0"><metaname="generator"content="rustdoc"><metaname="description"content="API documentation for the Rust `poll` mod in crate `nix`."><metaname="keywords"content="rust, rustlang, rust-lang, poll"><title>nix::poll - Rust</title><linkrel="stylesheet"type="text/css"href="../../normalize.css"><linkrel="stylesheet"type="text/css"href="../../rustdoc.css"id="mainThemeStyle"><linkrel="stylesheet"type="text/css"href="../../dark.css"><linkrel="stylesheet"type="text/css"href="../../light.css"id="themeStyle"><scriptsrc="../../storage.js"></script><noscript><linkrel="stylesheet"href="../../noscript.css"></noscript><linkrel="shortcut icon"href="../../favicon.ico"><styletype="text/css">#crate-search{background-image:url("../../down-arrow.svg");}</style></head><bodyclass="rustdoc mod"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><navclass="sidebar"><divclass="sidebar-menu">☰</div><ahref='../../nix/index.html'><divclass='logo-container'><imgsrc='../../rust-logo.png'alt='logo'></div></a><pclass='location'>Module poll</p><divclass="sidebar-elems"><divclass="block items"><ul><li><ahref="#structs">Structs</a></li><li><ahref="#functions">Functions</a></li></ul></div><pclass='location'><ahref='../index.html'>nix</a></p><script>window.sidebarCurrent={name:'poll',ty:'mod',relpath:'../'};</script><scriptdefersrc="../sidebar-items.js"></script></div></nav><divclass="theme-picker"><buttonid="theme-picker"aria-label="Pick another theme!"><imgsrc="../../brush.svg"width="18"alt="Pick another theme!"></button><divid="theme-choices"></div></div><scriptsrc="../../theme.js"></script><navclass="sub"><formclass="search-form js-only"><divclass="search-container"><div><selectid="crate-search"><optionvalue="All crates">All crates</option></select><inputclass="search-input"name="search"autocomplete="off"spellcheck="false"placeholder="Click or press ‘S’ to search, ‘?’ for more options…"type="search"></div><aid="settings-menu"href="../../settings.html"><imgsrc="../../wheel.svg"width="18"alt="Change settings"></a></div></form></nav><sectionid="main"class="content"><h1class='fqn'><spanclass='out-of-band'><spanid='render-detail'><aid="toggle-all-docs"href="javascript:void(0)"title="collapse all docs">[<spanclass='inner'>−</span>]</a></span><aclass='srclink'href='../../src/nix/poll.rs.html#1-161'title='goto source code'>[src]</a></span><spanclass='in-band'>Module <ahref='../index.html'>nix</a>::<wbr><aclass="mod"href=''>poll</a></span></h1><divclass='docblock'><p>Wait for events to trigger on specific file descriptors</p>
<table><trclass='module-item'><td><aclass="struct"href="struct.PollFd.html"title='nix::poll::PollFd struct'>PollFd</a></td><tdclass='docblock-short'><p>This is a wrapper around <code>libc::pollfd</code>.</p>
</td></tr><trclass='module-item'><td><aclass="struct"href="struct.PollFlags.html"title='nix::poll::PollFlags struct'>PollFlags</a></td><tdclass='docblock-short'><p>These flags define the different events that can be monitored by <code>poll</code> and <code>ppoll</code></p>
<table><trclass='module-item'><td><aclass="fn"href="fn.poll.html"title='nix::poll::poll fn'>poll</a></td><tdclass='docblock-short'><p><code>poll</code> waits for one of a set of file descriptors to become ready to perform I/O.
</td></tr><trclass='module-item'><td><aclass="fn"href="fn.ppoll.html"title='nix::poll::ppoll fn'>ppoll</a></td><tdclass='docblock-short'><p><code>ppoll()</code> allows an application to safely wait until either a file
descriptor becomes ready or until a signal is caught.
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