Mercurial > gnulib
view lib/mbsnlen.c @ 40209:c43e83386661
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author | Karl Berry <karl@freefriends.org> |
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date | Fri, 08 Mar 2019 09:27:47 -0800 |
parents | b06060465f09 |
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/* Counting the multibyte characters in a string. Copyright (C) 2007-2019 Free Software Foundation, Inc. Written by Bruno Haible <bruno@clisp.org>, 2007. 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 3 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, see <https://www.gnu.org/licenses/>. */ #include <config.h> /* Specification. */ #include <string.h> #include <stdlib.h> #include "mbiter.h" /* Return the number of multibyte characters in the character string starting at STRING and ending at STRING + LEN. */ size_t mbsnlen (const char *string, size_t len) { if (MB_CUR_MAX > 1) { size_t count; mbi_iterator_t iter; count = 0; for (mbi_init (iter, string, len); mbi_avail (iter); mbi_advance (iter)) count++; return count; } else return len; }