cfgetispeed.html

来自「unix 下的C开发手册,还用详细的例程。」· HTML 代码 · 共 67 行

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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>cfgetispeed</title></head><body bgcolor=white><center><font size=2>The Single UNIX &reg; Specification, Version 2<br>Copyright &copy; 1997 The Open Group</font></center><hr size=2 noshade><h4><a name = "tag_000_001_395">&nbsp;</a>NAME</h4><blockquote>cfgetispeed - get input baud rate</blockquote><h4><a name = "tag_000_001_396">&nbsp;</a>SYNOPSIS</h4><blockquote><pre><code>#include &lt;<a href="termios.h.html">termios.h</a>&gt;speed_t cfgetispeed(const struct termios *<i>termios_p</i>);</code></pre></blockquote><h4><a name = "tag_000_001_397">&nbsp;</a>DESCRIPTION</h4><blockquote>The<i>cfgetispeed()</i>function extracts the input baud rate from the<b>termios</b>structure to which the<i>termios_p</i>argument points.<p>This function returns exactly the value in the<b>termios</b>data structure, without interpretation.</blockquote><h4><a name = "tag_000_001_398">&nbsp;</a>RETURN VALUE</h4><blockquote>Upon successful completion,<i>cfgetispeed()</i>returns a value of type<b>speed_t</b>representing the input baud rate.</blockquote><h4><a name = "tag_000_001_399">&nbsp;</a>ERRORS</h4><blockquote>No errors are defined.</blockquote><h4><a name = "tag_000_001_400">&nbsp;</a>EXAMPLES</h4><blockquote>None.</blockquote><h4><a name = "tag_000_001_401">&nbsp;</a>APPLICATION USAGE</h4><blockquote>None.</blockquote><h4><a name = "tag_000_001_402">&nbsp;</a>FUTURE DIRECTIONS</h4><blockquote>None.</blockquote><h4><a name = "tag_000_001_403">&nbsp;</a>SEE ALSO</h4><blockquote><i><a href="cfgetospeed.html">cfgetospeed()</a></i>,<i><a href="cfsetispeed.html">cfsetispeed()</a></i>,<i><a href="cfsetospeed.html">cfsetospeed()</a></i>,<i><a href="tcgetattr.html">tcgetattr()</a></i>,<i><a href="termios.h.html">&lt;termios.h&gt;</a></i>,the <b>XBD</b> specification, <a href="../xbd/termios.html"><b>General Terminal Interface</b>&nbsp;</a>.</blockquote><h4>DERIVATION</h4><blockquote>Derived from the POSIX.1-1988 standard.</blockquote><hr size=2 noshade><center><font size=2>UNIX &reg; is a registered Trademark of The Open Group.<br>Copyright &copy; 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>

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