/*
 *      cook - file construction tool
 *      Copyright (C) 2002, 2006, 2007 Peter Miller;
 *      All rights reserved.
 *
 *      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, USA.
 *
 * MANIFEST: functions to manipulate stripdots
 */

#include <common/str_list.h>
#include <c_incl/sniff.h>
#include <c_incl/stripdot.h>


string_ty *
stripdot(string_ty *s)
{
    if (option.stripdot)
    {
        const char *cp = s->str_text;
        size_t len = s->str_length;
        while (len >= 2 && cp[0] == '.' && cp[1] == '/')
        {
            cp += 2;
            len -= 2;
            while (*cp == '/')
            {
                ++cp;
                --len;
            }
        }
        if (!len)
            return str_from_c(".");
        return str_n_from_c(cp, len);
    }
    else
        return str_copy(s);
}


void
stripdot_list(string_list_ty *slp)
{
    size_t          j;

    if (!option.stripdot)
        return;
    for (j = 0; j < slp->nstrings; ++j)
    {
        string_ty       *s;

        s = stripdot(slp->string[j]);
        str_free(slp->string[j]);
        slp->string[j] = s;
    }
}