Subject: Re: [ecasound] aio-attach can segfault
From: Jeremy Hall (jhall@uu.net )
Date: Mon Jan 10 2000 - 21:48:23 EET
yeah, crash protection helps.
_J
Kai Vehmanen said:
> On Mon, 10 Jan 2000, Jeremy Hall wrote:
>
> > It would appear if one types aio-attach at any time, that creates a seg
> > fault.
>
> Assertions (ecasound_debug) help enormously when debugging these...
>
> --cut--
> Input (i1): "/empty1/track02.wav"
> connected to chains "default": position (0.000/218.293) seconds.
> Output (o1): "null"
> connected to chains "default": position (0.000/0.000) seconds.
> ecasound ('h' for help)> aio-attach
> (eca-controller) Warning! This operation requires that chainsetup is disconnected. Temporarily disconnecting...
> (eca-controller) Disconnecting chainsetup: "command-line-setup".
> ecasound_debug: eca-controller.cpp:1454: void ECA_CONTROLLER::attach_audio_object(): Assertion
> `selected_audio_object_rep != 0' failed.
> --cut--
>
> Problem here is that no input/output is selected. So if I...
>
> --cut--
> Input (i1): "/empty1/track02.wav"
> connected to chains "default": position (0.000/218.293) seconds.
> Output (o1): "null"
> connected to chains "default": position (0.000/0.000) seconds.
> ecasound ('h' for help)> aio-index-select i1
> ecasound ('h' for help)> aio-attach
> (eca-chainsetup) Assigning file to chains: another
> (eca-controller) Attached audio object "/empty1/track02.wav" to selected chains.
> ecasound ('h' for help)> fs
> - [ Controller/Audio input/output status ] ---------------------------------
> Input (i1): "/empty1/track02.wav" [selected]
> connected to chains "default,another": position (0.000/218.293) seconds.
> Output (o1): "null"
> connected to chains "default": position (0.000/0.000) seconds.
> --cut--
>
> But I guess some kind of crash-protection would be a nice addition. ;)
>
> --
> Kai Vehmanen <kaiv@wakkanet.fi> -------- CS, University of Turku, Finland
> . http://www.wakkanet.fi/ecasound/ - linux audio processing
> . http://www.wakkanet.fi/sculpscape/ - ambient-idm-rock-... mp3/ra/wav
>
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