Path: utzoo!attcan!utgpu!jarvis.csri.toronto.edu!mailrus!accuvax.nwu.edu!tank!mimsy!chris
From: chris@mimsy.UUCP (Chris Torek)
Newsgroups: comp.lang.c
Subject: Re: Bcopy, bzero and bcmp on a not-Berkeley machine
Keywords: bcopy bzero bcmp berkely system_v
Message-ID: <19863@mimsy.UUCP>
Date: 28 Sep 89 16:50:48 GMT
References: <1155@radig.UUCP> <13p902Mz5aZY01@amdahl.uts.amdahl.com> <10884@riks.csl.sony.co.jp>
Organization: U of Maryland, Dept. of Computer Science, Coll. Pk., MD 20742
Lines: 13

In article <10884@riks.csl.sony.co.jp> diamond@csl.sony.co.jp
(Norman Diamond) writes:
>Where is it guaranteed that bcopy handles overlapping ranges correctly?
>It's not in the BSD 4.3 man page.

The guarantee was added somewhat late in the game.

Incidentally, in the new C library, bcopy, memcpy, and memmove will all
be identical.  We would be happier with only one routine, but there is
this standard thing. . . .
-- 
In-Real-Life: Chris Torek, Univ of MD Comp Sci Dept (+1 301 454 7163)
Domain:	chris@mimsy.umd.edu	Path:	uunet!mimsy!chris