/**
 *  GraphLCD plugin for the Video Disk Recorder
 *
 *  strfct.c  -  various string functions
 *
 *  (c) 2001-2004 Carsten Siebholz <c.siebholz AT t-online de>
 *  (c) 2004 Andreas Regel <andreas.regel AT powarman de>
 **/

/***************************************************************************
 *                                                                         *
 *   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.,                  *
 *   59 Temple Place, Suite 330, Boston, MA  02111-1307  USA               *
 *                                                                         *
 ***************************************************************************/

#include <string.h>
#include <ctype.h>

#include "strfct.h"


char * strncopy(char * dest , const char * src , size_t n)
{
    strncpy(dest, src, n);
    if (strlen(src) >= n)
    {
        *(dest + n - 1) = 0;
    }
    return dest;
}


std::string trim(const std::string & s)
{
    std::string::size_type start, end;

    start = 0;
    while (start < s.length())
    {
        if (!isspace(s[start]))
            break;
        start++;
    }
    end = s.length() - 1;
    while (end >= 0)
    {
        if (!isspace(s[end]))
            break;
        end--;
    }
    return s.substr(start, end - start + 1);
}

std::string compactspace(const std::string & s)
{
    std::string str = "";
    std::string tmp;
    unsigned int pos = 0;
    unsigned int cnt = 0;
    tmp = trim(s);
    while (pos < tmp.length())
    {
        if (!isspace(tmp[pos]))
        {
            str += tmp[pos];
            cnt = 0;
        }
        else if (cnt == 0)
        {
            str += tmp[pos];
            cnt++;
        }
        else
            cnt++;
        pos++;
    }
    return str;
}