[binutils.git] / libiberty / memmove.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>
#include <stddef.h>

void bcopy (const void*, void*, size_t);

PTR
memmove (PTR s1, const PTR s2, size_t n)
{
  bcopy (s2, s1, n);
  return s1;
}
Commit	Line	Data
252b5132 RH	1	/* Wrapper to implement ANSI C's memmove using BSD's bcopy. */
252b5132 RH	2	/* This function is in the public domain. --Per Bothner. */
39423523 DD	3
	4	/*
	5
	6	@deftypefn Supplemental void* memmove (void @var{from}, const void @var{to}, size_t @var{count})
	7
	8	Copies @var{count} bytes from memory area @var{from} to memory area
	9	@var{to}, returning a pointer to @var{to}.
	10
	11	@end deftypefn
	12
	13	*/
	14
252b5132	15	#include <ansidecl.h>
252b5132	16	#include <stddef.h>
252b5132	17
49b1fae4	18	void bcopy (const void, void, size_t);
7ec2fc6f	19
252b5132	20	PTR
49b1fae4	21	memmove (PTR s1, const PTR s2, size_t n)
252b5132 RH	22	{
	23	bcopy (s2, s1, n);
	24	return s1;
	25	}