php man page for chroot

CHROOT(3)								 1								 CHROOT(3)

chroot - Change the root directory

SYNOPSIS
       bool chroot (string  $directory)

DESCRIPTION
	Changes the root directory of the current process to $directory, and changes the current working directory to "/".

	This  function is only available to GNU and BSD systems, and only when using the CLI, CGI or Embed SAPI. Also, this function requires root
       privileges.

PARAMETERS
	      o $directory
		- The path to change the root directory to.

RETURN VALUES
	Returns TRUE on success or FALSE on failure.

EXAMPLES
       Example #1

	      chroot(3) example

	      <?php
	      chroot("/path/to/your/chroot/");
	      echo getcwd();
	      ?>

	      The above example will output:

	      /

NOTES
       Note

	      This function is not implemented on Windows platforms.

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