/*
 *  Empire - A multi-player, client/server Internet based war game.
 *  Copyright (C) 1986-2010, Dave Pare, Jeff Bailey, Thomas Ruschak,
 *                           Ken Stevens, Steve McClure
 *
 *  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
 *
 *  ---
 *
 *  See files README, COPYING and CREDITS in the root of the source
 *  tree for related information and legal notices.  It is expected
 *  that future projects/authors will amend these files as needed.
 *
 *  ---
 *
 *  plur.c: Pluralize (is that a word?) something
 *
 *  Known contributors to this file:
 *
 */

#include <config.h>

#include "prototypes.h"

char *
splur(int n)
{
    return n == 1 ? "" : "s";
}

char *
esplur(int n)
{
    return n == 1 ? "" : "es";
}

char *
iesplur(int n)
{
    return n == 1 ? "y" : "ies";
}

/*
 * Change suffix of BUF to English plural if N > 1.
 * Best effort, not 100% accurate English.
 * Array BUF[SIZE] contains a zero-terminated string.
 * If there's not enough space for changed suffix, it is truncated.
 */
char *
plurize(char *buf, int size, int n)
{
    size_t len = strlen(buf);

    if (!len || n <= 1)
	return buf;

    switch (buf[len - 1]) {
    case 'y':
	buf[len - 1] = '\0';
	strncat(buf, "ies", size - len);
	break;
    case 's':
	strncat(buf, "es", size - len - 1);
	break;
    default:
	strncat(buf, "s", size - len - 1);
    }
    return buf;
}
