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/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.

 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.

 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 */

/*
 * This code is based on the original source code of Lord Avalot d'Argent version 1.3.
 * Copyright (c) 1994-1995 Mike, Mark and Thomas Thurman.
 */

/*#include "Crt.h"*/
/*#include "Tommys.h"*/

namespace Avalanche {

const integer max_pages = 34;

byte fv;
text i;
untyped_file o;
string x;
char t;
byte p, w;

array<0, max_pages, word> where;

void out(string x) {
	byte fz;

	for (fz = 1; fz <= length(x); fz ++)
		x[fz] = chr(ord(x[fz]) ^ 177);
	blockwrite(o, x[0], 1);
	blockwrite(o, x[1], length(x));
}

int main(int argc, const char *argv[]) {
	pio_initialize(argc, argv);
	assign(o, "help.avd");
	rewrite(o, 1);

	blockwrite(o, where, sizeof(where));

	for (fv = 0; fv <= max_pages; fv ++) {
		where[fv] = filepos(o);

		assign(i, string('h') + strf(fv) + ".raw");
		reset(i);

		i >> x >> NL; /* Title. */
		out(x);

		i >> p >> NL; /* Picture. */
		blockwrite(o, p, 1);

		do {
			i >> x >> NL;
			out(x);
		} while (!(x == '!'));

		while (! eof(i)) {
			i >> x >> NL;
			if (x == '-') {
				/* Null point */
				t = '\0';
				p = 0;
				w = 177;
			} else {
				/* Has a point. */
				i >> t >> NL;
				i >> p >> NL;
				i >> w >> NL;
			}

			blockwrite(o, t, 1);
			blockwrite(o, p, 1);
			blockwrite(o, w, 1);
		}

		t = '\261';
		blockwrite(o, t, 1);
		blockwrite(o, p, 1);
		blockwrite(o, w, 1);

		close(i);

	}

	seek(o, 0);
	blockwrite(o, where, sizeof(where));

	close(o);
	return EXIT_SUCCESS;
}

} // End of namespace Avalanche.