1/* Counting the multibyte characters in a string. 2 Copyright (C) 2007 Free Software Foundation, Inc. 3 Written by Bruno Haible <bruno@clisp.org>, 2007. 4 5 This program is free software: you can redistribute it and/or modify 6 it under the terms of the GNU General Public License as published by 7 the Free Software Foundation; either version 3 of the License, or 8 (at your option) any later version. 9 10 This program is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 GNU General Public License for more details. 14 15 You should have received a copy of the GNU General Public License 16 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 17 18#include <config.h> 19 20/* Specification. */ 21#include <string.h> 22 23#include <stdlib.h> 24 25#if HAVE_MBRTOWC 26# include "mbuiter.h" 27#endif 28 29/* Return the number of multibyte characters in the character string STRING. */ 30size_t 31mbslen (const char *string) 32{ 33#if HAVE_MBRTOWC 34 if (MB_CUR_MAX > 1) 35 { 36 size_t count; 37 mbui_iterator_t iter; 38 39 count = 0; 40 for (mbui_init (iter, string); mbui_avail (iter); mbui_advance (iter)) 41 count++; 42 43 return count; 44 } 45 else 46#endif 47 return strlen (string); 48} 49