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<!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>错误号</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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||||
</head>
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||||
<body class="mediawiki ltr sitedir-ltr ns-0 ns-subject page-cpp_error_errno_macros 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">错误号</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-error.html">error</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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||||
<p>每个定义于 <code><cerrno></code> 的宏展开成 <span class="t-c"><span class="mw-geshi cpp source-cpp"><span class="kw4">int</span></span></span> 类型的整数常量表达式，每个都拥有正值，匹配 <a rel="nofollow" class="external text" href="http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/errno.h.html">POSIX 错误码</a>中的大多数。下列常量得到定义（实现可以定义更多，只要它们以 <span class="t-c"><span class="mw-geshi cpp source-cpp"><span class="st0">'E'</span></span></span> 开始，后随数字或大写字母）</p>
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||||
<table class="t-dsc-begin">
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||||
<tr class="t-dsc-header">
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||||
<td colspan="2">
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<div>定义于头文件 <code><a href="cpp-header-cerrno.html"><cerrno></a></code></div>
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||||
</td>
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||||
</tr>
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||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>E2BIG</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>参数列表过长<br />
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||||
<span class="t-mark">(宏常量)</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><span class="t-lines"><span>EACCES</span></span></div>
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||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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||||
</div>
|
||||
</td>
|
||||
<td>权限被禁止<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EADDRINUSE</span></span></div>
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||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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||||
</div>
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||||
</td>
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||||
<td>地址在使用中<br />
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||||
<span class="t-mark">(宏常量)</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">
|
||||
<div><span class="t-lines"><span>EADDRNOTAVAIL</span></span></div>
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||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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||||
</div>
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||||
</td>
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||||
<td>地址不可用<br />
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||||
<span class="t-mark">(宏常量)</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><span class="t-lines"><span>EAFNOSUPPORT</span></span></div>
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||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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||||
</div>
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||||
</td>
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||||
<td>不支持地址系列<br />
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||||
<span class="t-mark">(宏常量)</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">
|
||||
<div><span class="t-lines"><span>EAGAIN</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>资源不可用，须重试<br />
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||||
<span class="t-mark">(宏常量)</span></td>
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||||
</tr>
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||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
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||||
<div><span class="t-lines"><span>EALREADY</span></span></div>
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||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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||||
</div>
|
||||
</td>
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||||
<td>连接已在进行<br />
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||||
<span class="t-mark">(宏常量)</span></td>
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||||
</tr>
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||||
<tr class="t-dsc">
|
||||
<td>
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||||
<div class="t-dsc-member-div">
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||||
<div><span class="t-lines"><span>EBADF</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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||||
</div>
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||||
</td>
|
||||
<td>坏的的文件描述符<br />
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||||
<span class="t-mark">(宏常量)</span></td>
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||||
</tr>
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||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EBADMSG</span></span></div>
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||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>坏的消息<br />
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||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
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||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EBUSY</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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||||
</div>
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||||
</td>
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||||
<td>设备或资源忙<br />
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||||
<span class="t-mark">(宏常量)</span></td>
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||||
</tr>
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||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ECANCELED</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>操作取消<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ECHILD</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
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||||
<td>无子进程<br />
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||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
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||||
<tr class="t-dsc">
|
||||
<td>
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||||
<div class="t-dsc-member-div">
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||||
<div><span class="t-lines"><span>ECONNABORTED</span></span></div>
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||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>连接被打断<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ECONNREFUSED</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>连接被拒绝<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
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||||
</tr>
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||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ECONNRESET</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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||||
</div>
|
||||
</td>
|
||||
<td>连接被重置<br />
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||||
<span class="t-mark">(宏常量)</span></td>
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||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EDEADLK</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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||||
</div>
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||||
</td>
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||||
<td>资源死锁会发生<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
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||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EDESTADDRREQ</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
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||||
<td>要求目标地址<br />
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||||
<span class="t-mark">(宏常量)</span></td>
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||||
</tr>
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||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
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||||
<div><span class="t-lines"><span>EDOM</span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>数学参数在函数定义域外<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EEXIST</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
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||||
<td>文件已存在<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EFAULT</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>坏的地址<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EFBIG</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>文件过大<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EHOSTUNREACH</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>主机不可抵达<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EIDRM</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>标识符被移除<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EILSEQ</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>非法字节序列<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EINPROGRESS</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>操作已在进行<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EINTR</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>函数被中断<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EINVAL</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>非法参数<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EIO</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>I/O 错误<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EISCONN</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>接头已连接<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EISDIR</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>是目录<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ELOOP</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>符号链接级别过多<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EMFILE</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>文件描述符值过大<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EMLINK</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>链接过多<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EMSGSIZE</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>消息过大<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENAMETOOLONG</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>文件名过长<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENETDOWN</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>网络不工作<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENETRESET</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>连接被网络打断<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENETUNREACH</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>网络不可抵达<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENFILE</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>系统中打开文件过多<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENOBUFS</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>无缓冲空间可用<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENODATA</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>流头已读取队列中无消息<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENODEV</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>无此设备<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENOENT</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>无此文件或目录<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENOEXEC</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>可执行文件格式错误<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENOLCK</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>无可用锁<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENOLINK</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>链接已切断<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENOMEM</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>空间不足<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENOMSG</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>无所需类型消息<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENOPROTOOPT</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>协议不可用<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENOSPC</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>设备无剩余空间<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENOSR</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>无流资源<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENOSTR</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>非流<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENOSYS</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>不支持的函数<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENOTCONN</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>未连接的接头<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENOTDIR</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>非目录<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENOTEMPTY</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>目录非空<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENOTRECOVERABLE</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>状态不可恢复<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENOTSOCK</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>非接头<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENOTSUP</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>不支持<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENOTTY</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>不适合的 I/O 控制操作<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ENXIO</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>无此设备或地址<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EOPNOTSUPP</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>接头上不支持的操作<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EOVERFLOW</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>值过大而无法存入数据类型<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EOWNERDEAD</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>先前拥有者已死<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EPERM</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>操作不允许<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EPIPE</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>管道损坏<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EPROTO</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>协议错误<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EPROTONOSUPPORT</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>不支持的协议<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EPROTOTYPE</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>接头类型错误的协议<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ERANGE</span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>结果过大<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EROFS</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>只读文件系统<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ESPIPE</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>非法寻位<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ESRCH</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>无此进程<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ETIME</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>流 ioctl() 超时<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ETIMEDOUT</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>连接超时<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>ETXTBSY</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>文本文件忙<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EWOULDBLOCK</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>操作会阻塞<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><span class="t-lines"><span>EXDEV</span></span></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>跨设备链接<br />
|
||||
<span class="t-mark">(宏常量)</span></td>
|
||||
</tr>
|
||||
</table>
|
||||
<p>要求所有值为唯一，除了 <code>EOPNOTSUPP</code> 与 <code>ENOTSUP</code> 的值可以相同，及 <code>EAGAIN</code> 与 <code>EWOULDBLOCK</code> 的值可以相同</p>
|
||||
<h3><span class="mw-headline" id=".E7.A4.BA.E4.BE.8B">示例</span></h3>
|
||||
<div class="t-example">
|
||||
<div class="t-example-live-link"></div>
|
||||
<div dir="ltr" class="mw-geshi" style="text-align: left;">
|
||||
<div class="cpp source-cpp">
|
||||
<pre class="de1"><span class="co2">#include <iostream></span>
|
||||
<span class="co2">#include <cmath></span>
|
||||
<span class="co2">#include <cerrno></span>
|
||||
<span class="co2">#include <cstring></span>
|
||||
<span class="co2">#include <clocale></span>
|
||||
|
||||
<span class="kw4">int</span> main<span class="br0">(</span><span class="br0">)</span>
|
||||
<span class="br0">{</span>
|
||||
<span class="kw4">double</span> not_a_number <span class="sy1">=</span> <a href="cpp-numeric-math-log.html"><span class="kw1246">std::<span class="me2">log</span></span></a><span class="br0">(</span><span class="sy2">-</span><span class="nu16">1.0</span><span class="br0">)</span><span class="sy4">;</span>
|
||||
<span class="kw1">if</span> <span class="br0">(</span><span class="kw2">errno</span> <span class="sy1">==</span> EDOM<span class="br0">)</span> <span class="br0">{</span>
|
||||
<a href="cpp-io-cout.html"><span class="kw1680">std::<span class="me2">cout</span></span></a> <span class="sy1"><<</span> <span class="st0">"log(-1) failed: "</span> <span class="sy1"><<</span> <a href="cpp-string-byte-strerror.html"><span class="kw1083">std::<span class="me2">strerror</span></span></a><span class="br0">(</span><span class="kw2">errno</span><span class="br0">)</span> <span class="sy1"><<</span> <span class="st0">'<span class="es1">\n</span>'</span><span class="sy4">;</span>
|
||||
<a href="cpp-locale-setlocale.html"><span class="kw1912">std::<span class="me2">setlocale</span></span></a><span class="br0">(</span>LC_MESSAGES, <span class="st0">"de_DE.utf8"</span><span class="br0">)</span><span class="sy4">;</span>
|
||||
<a href="cpp-io-cout.html"><span class="kw1680">std::<span class="me2">cout</span></span></a> <span class="sy1"><<</span> <span class="st0">"Or, in German, "</span> <span class="sy1"><<</span> <a href="cpp-string-byte-strerror.html"><span class="kw1083">std::<span class="me2">strerror</span></span></a><span class="br0">(</span><span class="kw2">errno</span><span class="br0">)</span> <span class="sy1"><<</span> <span class="st0">'<span class="es1">\n</span>'</span><span class="sy4">;</span>
|
||||
<span class="br0">}</span>
|
||||
<span class="br0">}</span></pre></div>
|
||||
</div>
|
||||
<p>可能的输出：</p>
|
||||
<div dir="ltr" class="mw-geshi" style="text-align: left;">
|
||||
<div class="text source-text">
|
||||
<pre class="de1">log(-1) failed: Numerical argument out of domain
|
||||
Or, in German, Das numerische Argument ist ausserhalb des Definitionsbereiches</pre></div>
|
||||
</div>
|
||||
</div>
|
||||
<h3><span class="mw-headline" id=".E5.8F.82.E9.98.85">参阅</span></h3>
|
||||
<table class="t-dsc-begin">
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><a href="cpp-error-errc.html"><span class="t-lines"><span>errc</span></span></a></div>
|
||||
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>列出所有标准 <a href="cpp-header-cerrno.html"><tt><cerrno></tt></a> 宏常量的 <span class="t-lc"><a href="cpp-error-error_condition.html">std::error_condition</a></span> 枚举<br />
|
||||
<span class="t-mark">(类)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><a href="cpp-error-errno.html"><span class="t-lines"><span>errno</span></span></a></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>展开成 POSIX 兼容的线程局域错误号变量的宏<br />
|
||||
<span class="t-mark">(宏变量)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><a href="cpp-io-c-perror.html"><span class="t-lines"><span>perror</span></span></a></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>显示对应当前错误的字符串于 <span class="t-lc"><a href="cpp-io-c.html">stderr</a></span><br />
|
||||
<span class="t-mark">(函数)</span></td>
|
||||
</tr>
|
||||
<tr class="t-dsc">
|
||||
<td>
|
||||
<div class="t-dsc-member-div">
|
||||
<div><a href="cpp-string-byte-strerror.html"><span class="t-lines"><span>strerror</span></span></a></div>
|
||||
</div>
|
||||
</td>
|
||||
<td>返回给定错误码的文本版本<br />
|
||||
<span class="t-mark">(函数)</span></td>
|
||||
</tr>
|
||||
</table>
|
||||
</div>
|
||||
<div class="visualClear"></div>
|
||||
</div>
|
||||
</div>
|
||||
</div>
|
||||
</body>
|
||||
</html>
|
||||
Reference in New Issue
Block a user