Date: Mon, 2 Nov 1998 18:23:35 +0000 (GMT) From: Terry Lambert <tlambert@primenet.com> To: marcs@znep.com (Marc Slemko) Cc: tlambert@primenet.com, hackers@FreeBSD.ORG Subject: Re: scanf in the kernel? Message-ID: <199811021823.LAA00418@usr05.primenet.com> In-Reply-To: <Pine.BSF.4.03.9811020935550.277-100000@alive.znep.com> from "Marc Slemko" at Nov 2, 98 09:42:35 am
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> > > #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. IRIX is SVR4 derived, so that's no surprise; bcopy is probably a #define for memcpy. Terry Lambert terry@lambert.org --- Any opinions in this posting are my own and not those of my present or previous employers. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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