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/*
* cslentry.c
*
* $Id: cslentry.c,v 1.1.1.1 2006/04/11 17:56:16 source Exp $
*
* Return an entry from a comma seperated list
*
* This file is part of the OpenLink Software Virtuoso Open-Source (VOS)
* project.
*
* Copyright (C) 1998-2006 OpenLink Software
*
* This project 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; only version 2 of the License, dated June 1991.
*
* 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.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*
*/
#include "libutil.h"
char *
cslentry (const char *list, int idx)
{
char *start;
size_t length;
if (!list || !list[0] || !idx)
return NULL;
for (--idx; idx && *list; idx--)
{
if ((list = strchr (list, ',')) == NULL)
return NULL;
list++;
}
start = (char *) ltrim (list);
if ((list = strchr (start, ',')) == NULL)
length = strlen (start);
else
length = (u_int) (list - start);
if ((start = strdup (start)) != NULL)
{
start[length] = 0;
rtrim (start);
}
return start;
}
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