[rtems-docs commit] c-user: Add Ada support chapter

[Sebastian Huber]

On 18/01/17 01:35, Joel Sherrill wrote:
> +Exercise extreme caution when considering writing code in Ada which
> +will execute in the context of an interrupt handler. Hardware interrupts are
> +processed outside the context of any thread in RTEMS and this can lead
> +to violating assumptions in the GNAT run-time. Specifically a priority
> +ceiling mutex should never be used from an ISR and it is difficult to
> +predict when the Ada compiler or run-time will use a mutex.

Maybe we should mention the interrupt server.

-- 
Sebastian Huber, embedded brains GmbH

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