libiberty/memmove.c

   1 /* Wrapper to implement ANSI C's memmove using BSD's bcopy. */
   2 /* This function is in the public domain.  --Per Bothner. */
   3
   4 /*
   5
   6 @deftypefn Supplemental void* memmove (void *@var{from}, const void *@var{to}, @
   7   size_t @var{count})
   8
   9 Copies @var{count} bytes from memory area @var{from} to memory area
  10 @var{to}, returning a pointer to @var{to}.
  11
  12 @end deftypefn
  13
  14 */
  15
  16 #include <ansidecl.h>
  17 #include <stddef.h>
  18
  19 void bcopy (const void*, void*, size_t);
  20
  21 PTR
  22 memmove (PTR s1, const PTR s2, size_t n)
  23 {
  24   bcopy (s2, s1, n);
  25   return s1;
  26 }