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Subject: Re: some trivial questions?
From: AdaMagica <christ-usch.grein@t-online.de>
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Xref: feeder.eternal-september.org comp.lang.ada:48819
Date: 2017-11-11T03:32:12-08:00
List-Id: <comp.lang.ada>

Am Freitag, 10. November 2017 20:34:19 UTC+1 schrieb Dmitry A. Kazakov:
> On 2017-11-10 19:21, J-P. Rosen wrote:
> > Le 09/11/2017 =C3=A0 21:05, Dmitry A. Kazakov a =C3=A9crit=C2=A0:
> >> Also why should
> >>
> >>  =C2=A0=C2=A0 with A.B.C.D;
> >>
> >> imply
> >>
> >>  =C2=A0=C2=A0 with A, A.B, A.B.C;
> > Because if you say you import a branch, then you import a full branch.
>=20
> Why this logic does not apply to "use". When I say I use a branch don't=
=20
> I import it?
>=20
> > If you want to import a single (child) unit, say so:
> > with A.B.C.D;
> > package D_Alone renames A.B.C.D;
> >=20
> > with D_Alone;
>=20
> And what does that say about "explicit dependencies"? This certainly=20
> does not mean that the package no more depends on A, A.B, A.B.C, A.B.C.D.

But the with-clause is not about dependence, it's only about visibility.

package A is ...;

with A;
package B is ...;

with B;
package C is ...;

C has visibility on B, not on A, but depends on A. Elaboration sequence is =
about dependence.