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Linux系统调用

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<TITLE>Syscall specifications of Linux - pipe</TITLE>
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<H2><A NAME="SEC23" HREF="syscalls_toc.html#SEC23" tppabs="http://personal.xfol.com/%7erezaie/syscall/syscalls_toc.html#SEC23">pipe</A></H2>
<P>
<H3>SYNOPSIS</H3>
<P>
<CODE>int pipe(int <VAR>filedes[2]</VAR>);</CODE>
 
<H3>PARAMETERS</H3>
<P>
<VAR>filedes</VAR>: [out] the array containing the end points.
 
<H3>DESCRIPTION</H3>
<P>
Creates a pair of pipe end points. The flow is from <VAR>filedes[1]</VAR> to
<VAR>filedes[0]</VAR>.
<P>
<H3>RETURN VALUE</H3>
<P>
On success zero is returned. On error, -1 is returned and <CODE>errno</CODE> is
set to one of the following values:
<P>
<UL>
<LI><CODE>EMFILE</CODE>, <CODE>ENFILE</CODE> and <CODE>EFAULT</CODE>.
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