Re: Ada.Text_IO and protected objects (Was: [newbie question] tasks and protected types)


"Jacob Sparre Andersen" <sparre@xxxxxx> wrote in message
news:m2acnhn43i.fsf_-_@xxxxxxxxxxxxxxxx
> Adrien Plisson wrote:
> > Jacob Sparre Andersen wrote:
>
> > > If calls to Ada.Text_IO _are_ potentially blocking operations,
> > > that means that one has to move the calls to a task.
> >

RM 9.5.1(18):
Certain language-defined subprograms are potentially blocking. In
particular, the subprograms of the language-defined input-output
packages that manipulate files (implicitly or explicitly) are potentially
blocking.


>
> I thought entries of protected objects also were "protected actions".
> Unfortunately RM 9.5.1 isn't so clear on that question, that I am sure
> if that is actually the case or not.
>

RM 9.5.3(8):
.... For a call on an entry of a protected object, a new protected action
is started on the object (see 9.5.1).


~egilhh


.

Relevant Pages