Path: utzoo!attcan!uunet!auspex!guy
From: guy@auspex.auspex.com (Guy Harris)
Newsgroups: comp.unix.internals
Subject: Re: Need efficient way to read file in reverse
Message-ID: <4097@auspex.auspex.com>
Date: 26 Sep 90 18:02:56 GMT
References: <1990Sep18.152818.1303@phri.nyu.edu> <11217@celit.fps.com> <2505@cirrusl.UUCP>
Organization: Auspex Systems, Santa Clara
Lines: 13


 >Alas, neither stat->st_blksize nor setbuffer() are universally
 >available, not even in a **IX environment.  You may need to use
 >setvbuf() instead, which itself isn't universally available.
 >
 >Modifying the meaning of "portable" still further, perhaps we could
 >settle for it to mean "works under 4.3BSD and System V Release 4".  Now
 >you're talking!

How about "works under 4.4BSD (which, if they offer the promised ANSI
C compatibility, will have 'setvbuf', as well as having 'st_blksize' in
the 'stat' structure) and System V Release 4 (which has 'st_blksize' in
the 'stat' structure, as well as having 'setvbuf')"?