Mercurial > gnulib
view lib/wcsncpy-impl.h @ 17364:7524d97ae56f
stdalign: port to stricter ISO C11
ISO C11 says that _Alignof's operand must be a parenthesized type.
Problem reported by Eli Zaretskii in
<http://lists.gnu.org/archive/html/emacs-devel/2013-03/msg00960.html>.
* doc/posix-headers/stdalign.texi (stdalign.h): Document this.
* m4/stdalign.m4 (gl_STDALIGN_H): Don't use _Alignof (expr).
author | Paul Eggert <eggert@cs.ucla.edu> |
---|---|
date | Fri, 29 Mar 2013 19:47:13 -0700 |
parents | e542fd46ad6f |
children | 344018b6e5d7 |
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/* Copy a size-bounded wide string. Copyright (C) 1999, 2011-2013 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; }