/* str/count.c - Count the instances of a character
* Copyright (C) 2001,2005 Bruce Guenter <bruce@untroubled.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "str.h"
/** Count the number of instances of a character */
unsigned str_count(const str* s, char ch)
{
int pos;
unsigned count;
count = 0;
for (pos = str_findfirst(s, ch); pos >= 0;
pos = str_findnext(s, ch, pos+1))
++count;
return count;
}