Mercurial > hg > octave-shane > gnulib-hg
view lib/wcsncpy-impl.h @ 14285:46d0f7a51cc0
New module 'wcsncpy'.
* modules/wcsncpy: New file.
* lib/wchar.in.h (wcsncpy): New declaration.
* lib/wcsncpy.c: New file.
* lib/wcsncpy-impl.h: New file, from libutf8 with modifications.
* m4/wcsncpy.m4: New file.
* m4/wchar_h.m4 (gl_WCHAR_H): Test whether wcsncpy is declared.
(gl_WCHAR_H_DEFAULTS): Initialize GNULIB_WCSNCPY, HAVE_WCSNCPY.
* modules/wchar (Makefile.am): Substitute GNULIB_WCSNCPY, HAVE_WCSNCPY.
* tests/test-wchar-c++.cc: Test the declaration of wcsncpy.
* doc/posix-functions/wcsncpy.texi: Mention the new module.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Sat, 05 Feb 2011 15:24:52 +0100 |
parents | |
children | 8250f2777afc |
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/* Copy 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/>. */ wchar_t * wcsncpy (wchar_t *dest, const wchar_t *src, size_t n) { wchar_t *destptr = dest; for (; n > 0 && (*destptr = *src) != (wchar_t)'\0'; src++, destptr++, n--) ; /* This behavior is rarely useful, but it is specified by the ISO C standard. */ for (; n > 0; n--) *destptr++ = (wchar_t)'\0'; return dest; }