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/*
* csllkup.c
*
* $Id$
*
* Find an entry in a comma separated list
*
* This file is part of the OpenLink Software Virtuoso Open-Source (VOS)
* project.
*
* Copyright (C) 1998-2012 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"
/*
* Returns index of string entry in comma seperated list
* Return 0 if not found, or 1 .. cslnumentries
*/
int
csllookup (const char *list, const char *expr)
{
size_t size;
int idx;
if (!expr || !list)
return 0;
size = strlen (expr);
for (idx = 1; *list; list++, idx++)
{
list = ltrim (list);
if (!strncmp (list, expr, size) &&
(list[size] == ',' || list[size] == 0))
return idx;
if ((list = strchr (list, ',')) == NULL)
break;
}
return 0;
}
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