1 /* Append part of a wide string to a wide string. 2 Copyright (C) 1999, 2011-2021 Free Software Foundation, Inc. 3 Written by Bruno Haible <bruno@clisp.org>, 1999. 4 5 This file is free software: you can redistribute it and/or modify 6 it under the terms of the GNU Lesser General Public License as 7 published by the Free Software Foundation; either version 3 of the 8 License, or (at your option) any later version. 9 10 This file 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 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public License 16 along with this program. If not, see <https://www.gnu.org/licenses/>. */ 17 18 wchar_t * 19 wcsncat (wchar_t *dest, const wchar_t *src, size_t n) /* */ 20 { 21 wchar_t *destptr = dest + wcslen (dest); 22 23 for (; n > 0 && (*destptr = *src) != (wchar_t)'\0'; src++, destptr++, n--) 24 ; 25 if (n == 0) 26 *destptr = (wchar_t)'\0'; 27 return dest; 28 }