libc/string/mempcpy.c

   1 /*
   2  * Copyright (C) 2002     Manuel Novoa III
   3  * Copyright (C) 2000-2005 Erik Andersen <andersen@uclibc.org>
   4  *
   5  * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
   6  */
   7
   8 #include "_string.h"
   9
  10 #ifdef __USE_GNU
  11
  12 #ifdef WANT_WIDE
  13 # define Wmempcpy wmempcpy
  14 #else
  15 # undef mempcpy
  16 # define Wmempcpy mempcpy
  17 #endif
  18
  19 Wvoid *Wmempcpy(Wvoid * __restrict s1, const Wvoid * __restrict s2, size_t n)
  20 {
  21         register Wchar *r1 = s1;
  22         register const Wchar *r2 = s2;
  23
  24         while (n) {
  25                 *r1++ = *r2++;
  26                 --n;
  27         }
  28
  29         return r1;
  30 }
  31
  32 libc_hidden_weak(Wmempcpy)
  33 #endif