On Jun 24, 1:27=A0pm, Andrew <sharp...@[EMAIL PROTECTED]
> wrote:
> On Jun 24, 11:48=A0am, Tricky <Trickyh...@[EMAIL PROTECTED]
> wrote:
>
>
>
>
>
> > Can I do what I asked, I suspect not, so Im thinking along the lines:
>
> > type my_record_type is
> > =A0 record
> > =A0 =A0 name =A0 =A0: string(1 to 20);
> > =A0 =A0 ....
> > =A0 end record my_record;
>
> > Basically, I want to be able to give the record name a constant string
> > when it is delcared like:
>
> > CONSTANT my_record : my_record_type :=3D ( name =3D> "Betty
Swollocks",
> > --length only 15, complains unless I pad to 20 chars.
> > =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0
=A0=
=A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0
......=
..)
>
> > Or am I just going to have to pad the name with whitespace to make it
> > up to name'length?
>
> If you want variable length strings you can use an access type to
> define a string pointer.
>
> eg: type string_ptr is access string;
>
> Your record would look something like this:
>
> type my_record_type is
> =A0 record
> =A0 =A0 name =A0 =A0: string_ptr;
> =A0 =A0 ....
> =A0 end record my_record;
>
> To set the string you use the "new" keyword to allocate memory.
>
> my_record.name <=3D new string'("Betty Swollocks");
>
> When you are done using my_record.name, you deallocate the memory
> using the deallocate procedure.
>
> Read up on access types.- Hide quoted text -
>
> - Show quoted text -
Can a record containing access types be an entity ****t?
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