102 lines
5.0 KiB
HTML
102 lines
5.0 KiB
HTML
<!DOCTYPE html>
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<html lang="zh" dir="ltr" class="client-nojs" xmlns="http://www.w3.org/1999/xhtml" xml:lang="zh">
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<head><meta http-equiv="x-ua-compatible" content="ie=edge">
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
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<title>std::cv_status</title>
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<link rel="stylesheet" href="ext.css" />
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<link rel="stylesheet" href="site_modules.css" />
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<body class="mediawiki ltr sitedir-ltr ns-0 ns-subject page-cpp_thread_cv_status skin-cppreference2 action-view cpp-navbar">
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<div id="cpp-content-base">
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<div id="content"><a id="top"></a>
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<h1 id="firstHeading" class="firstHeading"><span style="font-size:0.7em; line-height:130%">std::</span>cv_status</h1>
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<div id="bodyContent">
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<div id="contentSub"><span class="subpages">< <a href="cpp.html">cpp</a>‎ | <a href="cpp-thread.html">thread</a></span></div>
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<div id="mw-content-text" lang="zh" dir="ltr" class="mw-content-ltr" xml:lang="zh">
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<table class="t-dcl-begin">
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<td>
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<div>定义于头文件 <code><a href="cpp-header-condition_variable.html"><condition_variable></a></code></div>
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</td>
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<td></td>
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<td></td>
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<tr class="t-dcl t-since-cxx11">
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<div><span class="mw-geshi cpp source-cpp"><span class="kw2">enum</span> <span class="kw1">class</span> cv_status<span class="sy4">;</span></span></div>
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</td>
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<td class="t-dcl-nopad"></td>
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<td><span class="t-mark-rev t-since-cxx11">(C++11 起)</span></td>
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<tr class="t-dcl-sep">
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<td></td>
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<td></td>
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<td></td>
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<p>带作用域枚举 <code>std::cv_status</code> 描述定时等待是否因时限返回。</p>
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<p><code>std::cv_status</code> 为 <span class="t-lc"><a href="cpp-thread-condition_variable.html">std::condition_variable</a></span> 和 <span class="t-lc"><a href="cpp-thread-condition_variable_any.html">std::condition_variable_any</a></span> 的 <code>wait_for</code> 和 <code>wait_until</code> 方法所用。</p>
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<h3><span class="mw-headline" id=".E6.88.90.E5.91.98.E5.B8.B8.E9.87.8F">成员常量</span></h3>
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<td>常量</td>
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<td>解释</td>
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</tr>
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<tr class="t-dsc">
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<td><code>no_timeout</code></td>
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<td>条件变量因 <code>notify_all</code> 、 <code>notify_one</code> 或虚假地被唤醒</td>
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</tr>
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<tr class="t-dsc">
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<td><code>timeout</code></td>
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<td>条件变量因时限耗尽被唤醒</td>
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</tr>
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</table>
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<h3><span class="mw-headline" id=".E5.8F.82.E9.98.85">参阅</span></h3>
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<table class="t-dsc-begin">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-thread-condition_variable-wait_for.html"><span class="t-lines"><span>wait_for</span></span></a></div>
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</div>
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</td>
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<td>阻塞当前线程，直到条件变量被唤醒，或到指定时限时长后<br />
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<span class="t-mark">(<code>std::condition_variable</code> 的公开成员函数)</span></td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-thread-condition_variable_any-wait_for.html"><span class="t-lines"><span>wait_for</span></span></a></div>
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</div>
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</td>
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<td>阻塞当前线程，直到条件变量被唤醒，或到指定时限时长后<br />
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<span class="t-mark">(<code>std::condition_variable_any</code> 的公开成员函数)</span></td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-thread-condition_variable-wait_until.html"><span class="t-lines"><span>wait_until</span></span></a></div>
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</div>
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</td>
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<td>阻塞当前线程，直到条件变量被唤醒，或直到抵达指定时间点<br />
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<span class="t-mark">(<code>std::condition_variable</code> 的公开成员函数)</span></td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-thread-condition_variable_any-wait_until.html"><span class="t-lines"><span>wait_until</span></span></a></div>
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</div>
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</td>
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<td>阻塞当前线程，直到条件变量被唤醒，或直到抵达指定时间点<br />
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<span class="t-mark">(<code>std::condition_variable_any</code> 的公开成员函数)</span></td>
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</tr>
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</table>
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</div>
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<div class="visualClear"></div>
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