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Date: Tue, 27 Nov 2007 11:27:33 +0100
From: Philippe Gerum <rpm@xenomai.org>
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Sender: Philippe Gerum <philippe.gerum@domain.hid>
Subject: Re: [Xenomai-help] interrupt programm hang up the computer
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To: Andreas Vogt <A_C_V@web.de>
Cc: xenomai@xenomai.org

Andreas Vogt wrote:
> Hello,
>=20
> I try to implement an interrupt but I get always the error message -38.

-ENOSYS. Function not implemented.

 What does this messages mean?
> And when i delete in the section...
>=20
> if (err > 0) {int_count++;}
> 	 else {
> 			printf("interrupt_task_2 error =3D %i\n", err);
> 		}
> 		rt_intr_enable (&intr_desc);=20
>       =20
> 	   }
>=20
>  ... the printf command the program hang up.
>

Infinite loop you created yourself by not testing the status returned
from rt_intr_wait().

What about testing the return code from rt_intr_create() too?

> In my config the XENO_OPT_NATIVE_INTR is not set. Cause this any Problem?
> __________________

Yes. This is why you get -ENOSYS.

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>=20
>=20
>=20
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>=20
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--=20
Philippe.