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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"><html><head><!-- Copyright 1997 The Open Group, All Rights Reserved --><title>raise</title></head><body bgcolor=white><center><font size=2>The Single UNIX ® Specification, Version 2<br>Copyright © 1997 The Open Group</font></center><hr size=2 noshade><h4><a name = "tag_000_007_1852"> </a>NAME</h4><blockquote>raise - send a signal to the executing process</blockquote><h4><a name = "tag_000_007_1853"> </a>SYNOPSIS</h4><blockquote><pre><code>#include <<a href="signal.h.html">signal.h</a>>int raise(int <i>sig</i>);</code></pre></blockquote><h4><a name = "tag_000_007_1854"> </a>DESCRIPTION</h4><blockquote>The<i>raise()</i>function sends the signal <i>sig</i> to the executing thread.<p>The effect of the<i>raise()</i>function is equivalent to calling:<pre><code>pthread_kill(pthread_self(), sig);</code></pre></blockquote><h4><a name = "tag_000_007_1855"> </a>RETURN VALUE</h4><blockquote>Upon successful completion, 0 is returned.Otherwise, a non-zero value is returned and<i>errno</i>is set to indicate the error.</blockquote><h4><a name = "tag_000_007_1856"> </a>ERRORS</h4><blockquote>The<i>raise()</i>function will fail if:<dl compact><dt>[EINVAL]<dd>The value of the<i>sig</i>argument is an invalid signal number.</dl></blockquote><h4><a name = "tag_000_007_1857"> </a>EXAMPLES</h4><blockquote>None.</blockquote><h4><a name = "tag_000_007_1858"> </a>APPLICATION USAGE</h4><blockquote>None.</blockquote><h4><a name = "tag_000_007_1859"> </a>FUTURE DIRECTIONS</h4><blockquote>None.</blockquote><h4><a name = "tag_000_007_1860"> </a>SEE ALSO</h4><blockquote><i><a href="kill.html">kill()</a></i>,<i><a href="sigaction.html">sigaction()</a></i>,<i><a href="signal.h.html"><signal.h></a></i>,<i><a href="systypes.h.html"><sys/types.h></a></i>.</blockquote><h4>DERIVATION</h4><blockquote>Derived from the ANSI C standard.</blockquote><hr size=2 noshade><center><font size=2>UNIX ® is a registered Trademark of The Open Group.<br>Copyright © 1997 The Open Group<br> [ <a href="../index.html">Main Index</a> | <a href="../xshix.html">XSH</a> | <a href="../xcuix.html">XCU</a> | <a href="../xbdix.html">XBD</a> | <a href="../cursesix.html">XCURSES</a> | <a href="../xnsix.html">XNS</a> ]</font></center><hr size=2 noshade></body></html>⌨️ 快捷键说明
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