?? memmove.c
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/* memmove.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>. */#ifdef HAVE_CONFIG_H#include <config.h>#endifvoidmemmove (dest, source, length) char *dest; const char *source; 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++;}
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