43 lines
2.0 KiB
HTML
43 lines
2.0 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 - mknod</TITLE>
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<P>Go to the <A HREF="syscalls_20.html" tppabs="http://www.infran.ru/TechInfo/syscalls/syscalls_20.html">previous</A>, <A HREF="syscalls_22.html" tppabs="http://www.infran.ru/TechInfo/syscalls/syscalls_22.html">next</A> section.<P>
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<H2><A NAME="SEC21" HREF="syscalls_toc.html#SEC21" tppabs="http://www.infran.ru/TechInfo/syscalls/syscalls_toc.html#SEC21">mknod</A></H2>
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<P>
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<H3>SYNOPSIS</H3>
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<P>
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<CODE>int mknod(const char *<VAR>path</VAR>, mode_t <VAR>mode</VAR>, dev_t <VAR>dev</VAR>);</CODE>
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<P>
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<H3>PARAMETERS</H3>
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<P>
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<VAR>path</VAR>: [in] points to the path of the new file.
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<P>
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<VAR>mode</VAR>: [in] specifies the kind of special file to create. (Do not
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use it to specify the access bits of the file.)
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<P>
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<VAR>dev</VAR>: [in] the major and minor numbers of the new device.
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<P>
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<H3>DESCRIPTION</H3>
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<P>
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Creates a special device file node. Only tasks with superuser privileges
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may use this call. The access bits of the new file are the same as those
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of the <CODE>umask</CODE> of the current task. If <VAR>mode</VAR> does not specify
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a special device file, then <VAR>dev</VAR> is ignored.
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<P>
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<H3>RETURN VALUE</H3>
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<P>
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On success zero is returned. On error, -1 is returned and <CODE>errno</CODE> is
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set to one of the following values:
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<P>
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<UL>
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<LI><CODE>EINVAL</CODE>: the path contains a caracter that is outside the
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range [0,127].
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<LI><CODE>EPERM</CODE>: the calling process does not have superuser privileges.
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<LI><CODE>ENOTDIR</CODE>, <CODE>ENAMETOOLONG</CODE>, <CODE>ENOENT</CODE>,
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<CODE>EACCESS</CODE>, <CODE>ELOOP</CODE>, <CODE>EIO</CODE>, <CODE>ENOSPC</CODE>, <CODE>EDQUOT</CODE>,
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<CODE>EROFS</CODE>, <CODE>EEXIST</CODE> and <CODE>EFAULT</CODE>.
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</UL>
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<P>
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<P>Go to the <A HREF="syscalls_20.html" tppabs="http://www.infran.ru/TechInfo/syscalls/syscalls_20.html">previous</A>, <A HREF="syscalls_22.html" tppabs="http://www.infran.ru/TechInfo/syscalls/syscalls_22.html">next</A> section.<P>
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