linuxaudio.org

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Chris Cannam  writes:
> On Fri, Jan 8, 2010 at 11:00 AM, Nedko Arnaudov  wro=

te:

quoted text
>> Chris Cannam  writes:

>>> What I mean is: if the user starts an application that has no

>>> knowledge of LADI at all, and they check the level 1 box in ladish, is

>>> that application then guaranteed to crash on session save and lose

>>> their data because of an unhandled signal?

>>

>> If user checks level 1 in ladish when starting the app, then ladish will

>> send SIGUSR1 to the app. If the app actually does not support level 1,

>> signal will be sent and chances are that default signal handler will be

>> executed. The default signal handler is to terminate the app.

>

> That sounds rather hazardous to me.  To lose all of one's data instead

> of saving it, after a potentially long session's work, because of a

> check box incorrectly checked when starting the session, surely

> wouldn't please many users?

Please take a look at the video. You are wrong. The radio button is

selected when app is started for first time, not when "session" is

started.
>> Applications cannot register themself yet.

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>

> I think I must have misunderstood the use of D-BUS here, then.  I had

> thought that LADI was a D-BUS service which the application connected

> to, so that LADI would know whether an application was running in a

> "LADI-aware" state or not.

This is a myth. I've explained what D-Bus usage in ladish (and LASH) is

in a recent mail to this mailing list.
=2D-=20

Nedko Arnaudov 
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