/* ====================================================================
* Copyright (c) 1995-1997 The Apache Group. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by the Apache Group
* for use in the Apache HTTP server project (http://www.apache.org/)."
*
* 4. The names "Apache Server" and "Apache Group" must not be used to
* endorse or promote products derived from this software without
* prior written permission.
*
* 5. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the Apache Group
* for use in the Apache HTTP server project (http://www.apache.org/)."
*
* THIS SOFTWARE IS PROVIDED BY THE APACHE GROUP ``AS IS'' AND ANY
* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE APACHE GROUP OR
* IT'S CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Group and was originally based
* on public domain software written at the National Center for
* Supercomputing Applications, University of Illinois, Urbana-Champaign.
* For more information on the Apache Group and the Apache HTTP server
* project, please see .
*
*/
/*
* This imagemap module started as a port of the original imagemap.c
* written by Rob McCool (11/13/93 robm@ncsa.uiuc.edu).
* This version includes the mapping algorithms found in version 1.3
* of imagemap.c.
*
* Contributors to this code include:
*
* Kevin Hughes, kevinh@pulua.hcc.hawaii.edu
*
* Eric Haines, erich@eye.com
* "macmartinized" polygon code copyright 1992 by Eric Haines, erich@eye.com
*
* Randy Terbush, randy@zyzzyva.com
* port to Apache module format, "base_uri" and support for relative URLs
*
* James H. Cloos, Jr., cloos@jhcloos.com
* Added point datatype, using code in NCSA's version 1.8 imagemap.c
* program, as distributed with version 1.4.1 of their server.
* The point code is originally added by Craig Milo Rogers, Rogers@ISI.Edu
*
* Nathan Kurz, nate@tripod.com
* Rewrite/reorganization. New handling of default, base and relative URLs.
* New Configuration directives:
* ImapMenu {none, formatted, semiformatted, unformatted}
* ImapDefault {error, nocontent, referer, menu, URL}
* ImapBase {map, referer, URL}
* Support for creating non-graphical menu added. (backwards compatible):
* Old: directive URL [x,y ...]
* New: directive URL "Menu text" [x,y ...]
* or: directive URL x,y ... "Menu text"
* Map format and menu concept courtesy Joshua Bell, jsbell@acs.ucalgary.ca.
*
* Mark Cox, mark@ukweb.com, Allow relative URLs even when no base specified
*
* Tim Baverstock, warwick@mmm.co.uk, Interpreted tags to .map format.
* Added phantom .map file support and