# Cppcheck report - LibreOffice: hwpfilter/source/hutil.cxx

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    /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
    /*
     * This file is part of the LibreOffice project.
     *
     * This Source Code Form is subject to the terms of the Mozilla Public
     * License, v. 2.0. If a copy of the MPL was not distributed with this
     * file, You can obtain one at http://mozilla.org/MPL/2.0/.
     *
     * This file incorporates work covered by the following license notice:
     *
     *   Licensed to the Apache Software Foundation (ASF) under one or more
     *   contributor license agreements. See the NOTICE file distributed
     *   with this work for additional information regarding copyright
     *   ownership. The ASF licenses this file to you under the Apache
     *   License, Version 2.0 (the "License"); you may not use this file
     *   except in compliance with the License. You may obtain a copy of
     *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
     */

    #include "precompile.h"

    #include <ctype.h>
    #include "hwpfile.h"
    #include "hbox.h"
    #include "hutil.h"

    static char *get_one_roman(int num, char one, char five, char ten, char *str)
    {
        static const char *one_strs[] =
        {
            "", "i", "ii", "iii", "iv", "v", "vi", "vii", "viii", "ix"
        };

        strcpy(str, one_strs[num]);
        while (*str)
        {
            switch (*str)
            {
                case 'i':
                    *str = one;
                    break;
                case 'v':
                    *str = five;
                    break;
                case 'x':
                    *str = ten;
            }
            str++;
        }
        return str;
    }

    void num2roman(int num, char *buf)
    {
        char *pt;

        pt = get_one_roman((num / 100) % 10, 'c', 'd', 'm', buf);
        pt = get_one_roman((num / 10) % 10, 'x', 'l', 'c', pt);
        get_one_roman(num % 10, 'i', 'v', 'x', pt);
    }

    void str2hstr(const char *c, hchar * i)
    {
        hchar ch;

        while( 0 != (ch = *c++))
        {
            if (ch & 0x80)
            {
                if (*c > 32)
                {
                    *i++ = (ch << 8) | *c;
                    c++;
                }
            }
            else
                *i++ = ch;
        }
        *i = 0;
    }

    int hstrlen(const hchar * s)<--- The function 'hstrlen' is never used.
    {
        int n = 0;

        while (*s++)
            n++;
        return (n);
    }

    /* vim:set shiftwidth=4 softtabstop=4 expandtab: */