1 /* memset.c -- set an area of memory to a given value
   2    Copyright (C) 1991, 2003 Free Software Foundation, Inc.
   3 
   4    This program is free software; you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation; either version 2, or (at your option)
   7    any later version.
   8 
   9    This program 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
  12    GNU General Public License for more details.
  13 
  14    You should have received a copy of the GNU General Public License
  15    along with this program; if not, write to the Free Software Foundation,
  16    Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
  17 
  18 #include <stddef.h>
  19 
  20 void *
  21 memset (void *str, int c, size_t len)
  22 {
  23   register char *st = str;
  24 
  25   while (len-- > 0)
  26     *st++ = c;
  27   return str;
  28 }