syscalls_110.html

Linux系统调用

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<TITLE>Syscall specifications of Linux - uname</TITLE>
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<H2><A NAME="SEC110" HREF="syscalls_toc.html#SEC110" tppabs="http://personal.xfol.com/%7erezaie/syscall/syscalls_toc.html#SEC110">uname</A></H2>
<P>
<H3>SYNOPSIS</H3>
<P>
<CODE>int uname(struct utsname *<VAR>buf</VAR>);</CODE>
 
<H3>PARAMETERS</H3>
<P>
<VAR>buf</VAR>: [out] where to store the information.
<P>
<H3>DESCRIPTION</H3>
<P>
Retreives some information on the system. The structure <CODE>utsname</CODE>
has the following layout:
<P>
<PRE>
struct utsname {
        char sysname[65];
        char nodename[65];
        char release[65];
        char version[65];
        char machine[65];
        char domainname[65];
};
</PRE>
<P>
<H3>RETURN VALUE</H3>
<P>
On success zero is returned. On error -1 is returned and <CODE>errno</CODE> is
set to <CODE>EFAULT</CODE>.
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