kmx git

/* bcopy.c -- copy memory.
   Copy LENGTH bytes from SOURCE to DEST.  Does not null-terminate.
   In the public domain.
   By David MacKenzie <djm@gnu.ai.mit.edu>.  */

void
bcopy (source, dest, length)
     char *source, *dest;
     unsigned length;
{
  if (source < dest)
    /* Moving from low mem to hi mem; start at end.  */
    for (source += length, dest += length; length; --length)
      *--dest = *--source;
  else if (source != dest)
    /* Moving from hi mem to low mem; start at beginning.  */
    for (; length; --length)
      *dest++ = *source++;
}
kc3-lang/gnulib/lib/bcopy.c

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lib/bcopy.c
