<TITLE>chroot</TITLE>
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<h3>CHROOT(2) Linux Programmer's Manual CHROOT(2)
</h3>
<h3>NAME
</h3> chroot - change root directory
<h3>SYNOPSIS
</h3> #include <unistd.h>
int chroot(const char *path);
<h3>DESCRIPTION
</h3> chroot changes the root directory to that specified in
path. This directory will be used for path name beginning
with /. The root directory is inherited by all children
of the current process.
Only the super-user may change the root directory.
<h3>RETURN VALUE
</h3> On success, zero is returned. On error, -1 is returned,
and errno is set appropriately.
<h3>ERRORS
</h3> Depending on the file system, other errors can be
returned. The more general errors are listed below:
EPERM The effective UID does not match the owner of the
file, and is not zero; or the owner or group were
specified incorrectly.
EROFS The named file resides on a read-only file system.
EFAULT path points outside your accessible address space.
ENAMETOOLONG
path is too long.
ENOENT The file does not exist.
ENOMEM Insufficient kernel memory was available.
ENOTDIR A component of the path prefix is not a directory.
EACCES Search permission is denied on a component of the
path prefix.
ELOOP path contains a circular reference (i.e., via a
symbolic link)
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<h3>SEE ALSO
</h3><p>
<a href=chdir.htm>chdir</a>,
<pre>
<h3>Linux 1.1.46 21 August 1994 1
</h3>
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