31 lines
1.5 KiB
HTML
31 lines
1.5 KiB
HTML
<html><!-- This HTML file has been created by texi2html 1.29
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from syscalls.texi on 4 June 1994 -->
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<TITLE>Syscall specifications of Linux - readdir</TITLE>
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<P>Go to the <A HREF="syscalls_24.html" tppabs="http://www.infran.ru/TechInfo/syscalls/syscalls_24.html">previous</A>, <A HREF="syscalls_26.html" tppabs="http://www.infran.ru/TechInfo/syscalls/syscalls_26.html">next</A> section.<P>
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<H2><A NAME="SEC25" HREF="syscalls_toc.html#SEC25" tppabs="http://www.infran.ru/TechInfo/syscalls/syscalls_toc.html#SEC25">readdir</A></H2>
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<P>
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<H3>SYNOPSIS</H3>
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<P>
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<CODE>struct dirent *readdir(DIR *<VAR>dir</VAR>);</CODE>
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<P>
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<H3>PARAMETERS</H3>
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<P>
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<VAR>dir</VAR>: [in] the file descriptor of a directory.
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<P>
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<H3>DESCRIPTION</H3>
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<P>
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This call returns in a <CODE>dirent</CODE> structure the next entry of a
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directory or <CODE>NULL</CODE> if the end is reached or an error occurs. The
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area where the pointer returned by readdir points to is a static space
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that is overwritten by subsequent calls to readdir.
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<P>
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(It there no way to implement that call in user space???)
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<P>
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<H3>RETURN VALUE</H3>
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<P>
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On success, returns a pointer to the <CODE>dirent</CODE> structure. On error,
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returns -1 and sets <CODE>errno</CODE> to the following value: <CODE>EBADF</CODE>.
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<P>
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<P>Go to the <A HREF="syscalls_24.html" tppabs="http://www.infran.ru/TechInfo/syscalls/syscalls_24.html">previous</A>, <A HREF="syscalls_26.html" tppabs="http://www.infran.ru/TechInfo/syscalls/syscalls_26.html">next</A> section.<P>
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