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Re: [PATCH] Delayed loading of image libraries
From: |
Miles Bader |
Subject: |
Re: [PATCH] Delayed loading of image libraries |
Date: |
Fri, 02 Jul 2004 17:20:13 +0900 |
Juanma Barranquero <address@hidden> writes:
> On Fri, 02 Jul 2004 16:56:51 +0900
> Miles Bader <address@hidden> wrote:
>
>> I have no particular opinion about which exact function does it, but it
>> _should_ be done `transparently' -- that is any place where a lisp value
>> is used to compute deeper information (for display or otherwise).
>
> If it is done transparently, what to do when the image type is not
> available? You're worried about the case where you write an image and
> load it afterwards on the same Emacs, but in the general case, you can
> write an (image) lisp value with one Emacs and load it with another
> (which could not support the type). What's the expected behaviour at
> that point?
That seems obvious -- just don't display it.
> If my reading of the code is right, when lookup_image_type returns NULL
> anything can happen.
If lookup_image_type returns null, at least valid_image_p should return
0 (after my change), and many places use that as a guard. Perhaps there
are more places checks should be inserted -- but inserting such checks
seems like the right thing to do.
-Miles
--
Is it true that nothing can be known? If so how do we know this? -Woody Allen
- Re: [PATCH] Delayed loading of image libraries, Juanma Barranquero, 2004/07/01
- Re: [PATCH] Delayed loading of image libraries, Miles Bader, 2004/07/01
- Re: [PATCH] Delayed loading of image libraries, Juanma Barranquero, 2004/07/01
- Re: [PATCH] Delayed loading of image libraries, Miles Bader, 2004/07/01
- Re: [PATCH] Delayed loading of image libraries, Juanma Barranquero, 2004/07/02
- Re: [PATCH] Delayed loading of image libraries, David Kastrup, 2004/07/02
- Re: [PATCH] Delayed loading of image libraries, Juanma Barranquero, 2004/07/02
- Re: [PATCH] Delayed loading of image libraries, Miles Bader, 2004/07/02
- Re: [PATCH] Delayed loading of image libraries, Juanma Barranquero, 2004/07/02
- Re: [PATCH] Delayed loading of image libraries,
Miles Bader <=
- Re: [PATCH] Delayed loading of image libraries, Juanma Barranquero, 2004/07/02
- Re: [PATCH] Delayed loading of image libraries, Miles Bader, 2004/07/02
- Re: [PATCH] Delayed loading of image libraries, Miles Bader, 2004/07/02
- Re: [PATCH] Delayed loading of image libraries, David Kastrup, 2004/07/02
- Re: [PATCH] Delayed loading of image libraries, Juanma Barranquero, 2004/07/02
- Re: [PATCH] Delayed loading of image libraries, Richard Stallman, 2004/07/03