//
// tardy - a tar post-processor
// Copyright (C) 2012 Peter Miller
//
// 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 3 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, see <http://www.gnu.org/licenses/>.
//

#include <libtardy/ac/string.h>

#include <libtardy/rcstring.h>


rcstring
rcstring::operator+(const rcstring &rhs)
    const
{
    static char *tmp;
    static size_t tmplen;
    size_t length;

    length = size() + rhs.size();
    if (tmplen < length)
    {
        delete [] tmp;
        tmplen = 16;
        while (tmplen < length)
            tmplen <<= 1;
        tmp = new char [tmplen];
    }

    memcpy(tmp, c_str(), size());
    memcpy(tmp + size(), rhs.c_str(), rhs.size());
    return rcstring(tmp, length);
}


rcstring &
rcstring::operator+=(const rcstring &rhs)
{
    *this = operator+(rhs);
    return *this;
}


// vim: set ts=8 sw=4 et :
