Date: Mon, 2 Nov 1998 09:42:35 -0800 (PST) From: Marc Slemko <marcs@znep.com> To: Terry Lambert <tlambert@primenet.com> Cc: hackers@FreeBSD.ORG Subject: Re: scanf in the kernel? Message-ID: <Pine.BSF.4.03.9811020935550.277-100000@alive.znep.com> In-Reply-To: <199811012142.OAA27464@usr05.primenet.com>
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On Sun, 1 Nov 1998, Terry Lambert wrote:
> > #define memcpy(d,s,n) bcopy(s,d,n)
> >
> > not exactly rocket science :-)
>
> Actually, bcopy is closer to memmove, since it supports overlapping
> ranges as its arguments.
bcopy doesn't support overlapping ranges on all systems.
eg. IRIX 6.2 man page:
NOTE
The use of overlapping buffers with bcopy is not guaranteed to work. Use
the memmove(3C) function if the buffers might overlap.
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