Re: new image library "requirements"

["Jan Djärv" <jan.h.d@swipnet.se>]

Eli Zaretskii skrev:
>> From: David Kastrup <dak@gnu.org>
>> Date: Mon, 18 Jun 2007 09:34:59 +0200
>> Cc: Miles Bader <miles@gnu.org>,
>> 	Jan =?iso-8859-1?Q?Dj=E4rv?= <jan.h.d@swipnet.se>, emacs-devel@gnu.org
>>
>> Maybe it should make a human-understandable report of missing
>> functionality at the very end of the configure run:
>>
>> ----  WARNING ----
>> The following functionalities will be missing in your compilation of
>> Emacs because of missing development libraries (specify
>> -without-FEATURE to omit warning about such a missing feature):
>>
>> jpeg: used for displaying jpeg image files
>> tiff: used for displaying tiff image files
>> xpm: used for displaying xpm image files and color icons
>> alsa: used for playing sounds from within Emacs
> 
> Either that (we already do something similar for X toolkits and such
> likes), or display a warning at startup (or both).
> 
> But failing the configure script is too draconian, IMHO.

That was Richards call:

> If we know enough to give a specific message with specific advice,
> that is better than an error from ld.  But it should be a fatal error,
> not a mere warning.  It should make the user fix things and try again.

	Jan D.