1 /* Copyright (C) 1996-2022 Free Software Foundation, Inc. 2 This file is part of the GNU C Library. 3 4 The GNU C Library is free software; you can redistribute it and/or 5 modify it under the terms of the GNU Lesser General Public 6 License as published by the Free Software Foundation; either 7 version 2.1 of the License, or (at your option) any later version. 8 9 The GNU C Library is distributed in the hope that it will be useful, 10 but WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 Lesser General Public License for more details. 13 14 You should have received a copy of the GNU Lesser General Public 15 License along with the GNU C Library; if not, see 16 <https://www.gnu.org/licenses/>. */ 17 18 #include <wchar.h> 19 20 #ifdef WMEMSET 21 # define __wmemset WMEMSET 22 #endif 23 24 wchar_t * __wmemset(wchar_t * s,wchar_t c,size_t n)25__wmemset (wchar_t *s, wchar_t c, size_t n) 26 { 27 wchar_t *wp = s; 28 29 while (n >= 4) 30 { 31 wp[0] = c; 32 wp[1] = c; 33 wp[2] = c; 34 wp[3] = c; 35 wp += 4; 36 n -= 4; 37 } 38 39 if (n > 0) 40 { 41 wp[0] = c; 42 43 if (n > 1) 44 { 45 wp[1] = c; 46 47 if (n > 2) 48 wp[2] = c; 49 } 50 } 51 52 return s; 53 } 54 libc_hidden_def (__wmemset) 55 weak_alias (__wmemset, wmemset) 56 libc_hidden_weak (wmemset) 57