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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>pthread_attr_setstacksize</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_1189"> </a>NAME</h4><blockquote>pthread_attr_setstacksize, pthread_attr_getstacksize- set and get stacksize attribute</blockquote><h4><a name = "tag_000_007_1190"> </a>SYNOPSIS</h4><blockquote><pre><code>#include <<a href="pthread.h.html">pthread.h</a>>int pthread_attr_setstacksize(pthread_attr_t *<i>attr</i>, size_t <i>stacksize</i>);int pthread_attr_getstacksize(const pthread_attr_t *<i>attr</i>, size_t *<i>stacksize</i>);</code></pre></blockquote><h4><a name = "tag_000_007_1191"> </a>DESCRIPTION</h4><blockquote>The functions<i>pthread_attr_setstacksize()</i>and<i>pthread_attr_getstacksize()</i>,respectively, set and get the thread creation<i>stacksize</i>attribute in the<i>attr</i>object.<p>The<i>stacksize</i>attribute defines the minimum stack size (in bytes) allocated forthe created threads stack.</blockquote><h4><a name = "tag_000_007_1192"> </a>RETURN VALUE</h4><blockquote>Upon successful completion,<i>pthread_attr_setstacksize()</i>and<i>pthread_attr_getstacksize()</i>return a value of 0.Otherwise, an error number is returned to indicate the error.The<i>pthread_attr_getstacksize()</i>function stores the<i>stacksize</i>attribute value in<i>stacksize</i>if successful.</blockquote><h4><a name = "tag_000_007_1193"> </a>ERRORS</h4><blockquote>The<i>pthread_attr_setstacksize()</i>function will fail if:<dl compact><dt>[EINVAL]<dd>The value of<i>stacksize</i>is less than PTHREAD_STACK_MIN or exceeds a system-imposed limit.</dl><p>These functions will not return an error code of [EINTR].</blockquote><h4><a name = "tag_000_007_1194"> </a>EXAMPLES</h4><blockquote>None.</blockquote><h4><a name = "tag_000_007_1195"> </a>APPLICATION USAGE</h4><blockquote>None.</blockquote><h4><a name = "tag_000_007_1196"> </a>FUTURE DIRECTIONS</h4><blockquote>None.</blockquote><h4><a name = "tag_000_007_1197"> </a>SEE ALSO</h4><blockquote><i><a href="pthread_attr_init.html">pthread_attr_init()</a></i>,<i><a href="pthread_attr_setstackaddr.html">pthread_attr_setstackaddr()</a></i>,<i><a href="pthread_attr_setdetachstate.html">pthread_attr_setdetachstate()</a></i>,<i><a href="pthread_create.html">pthread_create()</a></i>,<i><a href="limits.h.html"><limits.h></a></i>,<i><a href="pthread.h.html"><pthread.h></a></i>.</blockquote><h4>DERIVATION</h4><blockquote>Derived from the POSIX Threads Extension (1003.1c-1995)</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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