Re: Interrupt handler seems not to be called in GNAT 3.15p

["Egil H. H�vik" <egil.harald.hoevikNOSPAM@REMOVEkongsberg.com>]

> When running the program SIGSEGV is raised twice (which I can see only
> in gdb) for the same memory location and the program terminates. If I
> put a delay 5.0 (or some other time) statement just before accessing
> the memory, I also get the output of the exception handler, which
> means an exception (PROGRAM_ERROR) is raised.
>
> Can anyone give me a hint? Is this a known problem with GNAT 3.15p?
> Is it possible to handle SIGSEGV at all in this environment?


Have you looked at pragma Attach_Handler?

pragma Unreserve_All_Interrupts;
protected Handler is
   procedure Handle_SIGSEGV;
   pragma Attach_Handler( Handle_SIGSEGV, Ada.Interrupts.Names.SIGSEGV );
end Handler;


~egilhh