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glibc  2.9
wmemset.c
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00001 /* Copyright (C) 1996,97,99,2002 Free Software Foundation, Inc.
00002    This file is part of the GNU C Library.
00003    Contributed by Ulrich Drepper <drepper@gnu.org>, 1996.
00004 
00005    The GNU C Library is free software; you can redistribute it and/or
00006    modify it under the terms of the GNU Lesser General Public
00007    License as published by the Free Software Foundation; either
00008    version 2.1 of the License, or (at your option) any later version.
00009 
00010    The GNU C Library is distributed in the hope that it will be useful,
00011    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013    Lesser General Public License for more details.
00014 
00015    You should have received a copy of the GNU Lesser General Public
00016    License along with the GNU C Library; if not, write to the Free
00017    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00018    02111-1307 USA.  */
00019 
00020 #include <wchar.h>
00021 
00022 
00023 wchar_t *
00024 wmemset (s, c, n)
00025      wchar_t *s;
00026      wchar_t c;
00027      size_t n;
00028 {
00029   register wchar_t *wp = s;
00030 
00031   while (n >= 4)
00032     {
00033       wp[0] = c;
00034       wp[1] = c;
00035       wp[2] = c;
00036       wp[3] = c;
00037       wp += 4;
00038       n -= 4;
00039     }
00040 
00041   if (n > 0)
00042     {
00043       wp[0] = c;
00044 
00045       if (n > 1)
00046        {
00047          wp[1] = c;
00048 
00049          if (n > 2)
00050            wp[2] = c;
00051        }
00052     }
00053 
00054   return s;
00055 }
00056 libc_hidden_def (wmemset)