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Newsgroups: comp.lang.ada
Date: Thu, 12 Dec 2019 07:15:41 -0800 (PST)
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Subject: Re: Is this actually possible?
From: Lucretia <laguest9000@googlemail.com>
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Xref: reader01.eternal-september.org comp.lang.ada:57718
Date: 2019-12-12T07:15:41-08:00
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On Thursday, 12 December 2019 15:14:33 UTC, Lucretia  wrote:


> > >> Why? You must know all variants in order to compute the array element
> > >> size. In Ada you cannot have it either:
> > > 
> > > Because it's a binding to a C record: https://github.com/Lucretia/aplug/blob/master/ladspa/src/ladspa.ads#L113
> > 
> > I cannot recognize problem there.
> 
> That's a predefined struct, it's referenced in the Descriptors below it. It cannot be changed. The API is too cyclic AFAIK to make generics out of it all.

At the programmer's level, i.e. building a plug-in using the LADSPA API, they define ranges for their ports using that record above. Each port can have different ranges.