Re: [RFC] Extra info via the TLV interface

[Takashi Iwai <tiwai@suse.de>]

At Tue, 5 Sep 2006 08:30:42 +0200 (CEST),
Jaroslav Kysela wrote:
> 
> On Mon, 4 Sep 2006, Takashi Iwai wrote:
> 
> > Sorry, I meant to re-define every control "name" that is not
> > conforming in the above.  Renaming a mixer element _always_ results in
> > a name mismatch _error_ in alsactl.  It's handled as an error, not a
> > warning.
> 
> Note that alsactl or probably alsa-lib should be improved. We cannot 
> expect that names won't change and name cleanups are preferred. I would 
> propose to create a database with name change description to prevent these 
> errors and allow users switching between two ALSA driver versions more 
> nicely.
> 
> The question is, if applications use these names to do something special
> (if they compares them with own strings). Of course, we will break the 
> compatibility in this case. I would like to discuss, if adding a function
> like
> 
> int snd_mixer_compat_control_name(const char *name,
> 				  const char *alsa_version,
> 			          char *new_name, int new_name_size)
> 
> would be sufficient to ALSA API.

Hmm...  How would this function be used?
I still don't get it.  Is it a function to be called by apps, or a
function used in alsa-lib internaly?


Takashi

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