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Re: huge files in ~/.emacs.d/auto-save-list/


From: Andreas Schwab
Subject: Re: huge files in ~/.emacs.d/auto-save-list/
Date: Wed, 23 May 2007 11:32:10 +0200
User-agent: Gnus/5.110006 (No Gnus v0.6) Emacs/22.0.97 (gnu/linux)

Richard Stallman <address@hidden> writes:

> The existing code relies on an unwind-protect to close the stream.
> Maybe something fails to run the unwind-protect.  Could you try
> running with this change, and tell us if it prevents the problem?
>
>
>
> *** fileio.c  22 Mar 2007 08:15:04 -0400      1.580
> --- fileio.c  22 May 2007 14:23:20 -0400      
> ***************
> *** 6021,6026 ****
> --- 6021,6027 ----
>   
>     /* Prevent another auto save till enough input events come in.  */
>     record_auto_save ();
> +   fclose (stream);

This will cause crashes.  First, stream may be NULL, second, using
stream after fclose is undefined.

Andreas.

-- 
Andreas Schwab, SuSE Labs, address@hidden
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
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"And now for something completely different."




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