Mercurial > hg > octave-nkf > gnulib-hg
view lib/wcsnlen-impl.h @ 14282:3e1169cfa252
New module 'wcsnlen'.
* modules/wcsnlen: New file.
* lib/wchar.in.h (wcsnlen): New declaration.
* lib/wcsnlen.c: New file.
* lib/wcsnlen-impl.h: New file, from libutf8 with modifications.
* m4/wcsnlen.m4: New file.
* m4/wchar_h.m4 (gl_WCHAR_H): Test whether wcsnlen is declared.
(gl_WCHAR_H_DEFAULTS): Initialize GNULIB_WCSNLEN, HAVE_WCSNLEN.
* modules/wchar (Makefile.am): Substitute GNULIB_WCSNLEN, HAVE_WCSNLEN.
* tests/test-wchar-c++.cc: Test the declaration of wcsnlen.
* doc/posix-functions/wcsnlen.texi: Mention the new module.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Sat, 05 Feb 2011 13:45:22 +0100 |
parents | |
children | 8250f2777afc |
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/* Determine the length of a size-bounded wide string. Copyright (C) 1999, 2011 Free Software Foundation, Inc. Written by Bruno Haible <bruno@clisp.org>, 1999. 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 <http://www.gnu.org/licenses/>. */ size_t wcsnlen (const wchar_t *s, size_t maxlen) { const wchar_t *ptr; for (ptr = s; maxlen > 0 && *ptr != (wchar_t)'\0'; ptr++, maxlen--) ; return ptr - s; }