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From: peter@sugar.UUCP
Newsgroups: comp.lang.c
Subject: Re: Yet another fseek() question
Message-ID: <767@sugar.UUCP>
Date: Wed, 16-Sep-87 16:19:35 EDT
Article-I.D.: sugar.767
Posted: Wed Sep 16 16:19:35 1987
Date-Received: Sat, 19-Sep-87 09:18:40 EDT
References: <165600012@uiucdcsb>
Organization: Sugar Land UNIX - Houston, TX
Lines: 14

> Yet I don't see anything in the standard forbidding forward read after
> write.

In the general case (other than tapes) reading after a write is perfectly
acceptable. For tapes you can:

	disallow open in r+ or w+ mode (as you suggest) or,

	set end of file after every write, so the read will read 0 bytes.

The latter is probably better.
-- 
-- Peter da Silva `-_-' ...!hoptoad!academ!uhnix1!sugar!peter
--                 'U`      ^^^^^^^^^^^^^^ Not seismo!soma (blush)