<?xml version="1.0" encoding="ANSI_X3.4-1968" standalone="no"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968" /><title>Initializing structure members</title><meta name="generator" content="DocBook XSL Stylesheets V1.75.2" /><link rel="home" href="index.html" title="Unreliable Guide To Hacking The Linux Kernel" /><link rel="up" href="ch10.html" title="Chapter 10. Routines and Conventions" /><link rel="prev" href="ch10s03.html" title="Breaking Compilation" /><link rel="next" href="ch10s05.html" title="GNU Extensions" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Initializing structure members</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="ch10s03.html">Prev</a> </td><th width="60%" align="center">Chapter 10. Routines and Conventions</th><td width="20%" align="right"> <a accesskey="n" href="ch10s05.html">Next</a></td></tr></table><hr /></div><div class="sect1" title="Initializing structure members"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="conventions-initialising"></a>Initializing structure members</h2></div></div></div><p> The preferred method of initializing structures is to use designated initialisers, as defined by ISO C99, eg: </p><pre class="programlisting"> static struct block_device_operations opt_fops = { .open = opt_open, .release = opt_release, .ioctl = opt_ioctl, .check_media_change = opt_media_change, }; </pre><p> This makes it easy to grep for, and makes it clear which structure fields are set. You should do this because it looks cool. </p></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="ch10s03.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="ch10.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="ch10s05.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">Breaking Compilation </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> GNU Extensions</td></tr></table></div></body></html>