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Date: Sat, 20 Jul 2013 20:36:06 +0300
From: Eli Zaretskii <eliz AT gnu DOT org>
Subject: Re: Set _IOERR if the file stream has been opened in wrong mode.
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> From: "Stephen J. Turnbull" <turnbull AT sk DOT tsukuba DOT ac DOT jp>
> Date: Sun, 21 Jul 2013 02:26:26 +0900
> 
> Eli Zaretskii writes:
> 
>  > The issue is something else: whether ferror should return true or
>  > false after you try those scenarios.
> 
> Yes, I know that.  I'm responding to peripheral issues *you* brought
> up, trying to clarify my position that ferror *should* return true in
> those scenarios.

We already decided to set the error flag on the stream, so this
argument seems like a moot point.