binutils-gdb/libiberty/memmove.c

33 lines
629 B
C

/* Wrapper to implement ANSI C's memmove using BSD's bcopy. */
/* This function is in the public domain. --Per Bothner. */
/*
@deftypefn Supplemental void* memmove (void *@var{from}, const void *@var{to}, size_t @var{count})
Copies @var{count} bytes from memory area @var{from} to memory area
@var{to}, returning a pointer to @var{to}.
@end deftypefn
*/
#include <ansidecl.h>
#ifdef ANSI_PROTOTYPES
#include <stddef.h>
#else
#define size_t unsigned long
#endif
void bcopy PARAMS ((const void*, void*, size_t));
PTR
memmove (s1, s2, n)
PTR s1;
const PTR s2;
size_t n;
{
bcopy (s2, s1, n);
return s1;
}