Re: what should install-world do when docs are not available?

Hi,

On 2023-03-29 18:39:27 +0200, Peter Eisentraut wrote:
> On 29.03.23 18:25, Andres Freund wrote:
> > On 2023-03-29 18:15:02 +0200, Peter Eisentraut wrote:
> > > On 25.03.23 21:14, Andres Freund wrote:
> > > > I wonder if, for meson, the best behaviour would be to make 'docs' a feature
> > > > set to auto. If docs set to enabled, and the necessary tools are not
> > > > available, fail at that time, instead of doing so while building.
> > >
> > > Makes sense to me.
> > >
> > > > If that's what we decide to do, perhaps "docs" should be split further? The
> > > > dependencies for pdf generation are a lot more heavyweight.
> > >
> > > I think "docs" should be html and man, because that's what gets installed.
> > >
> > > pdf and other things can just be an ad hoc build target and doesn't need
> > > install support.
> >
> > I just meant for feature detection.
>
> Ah yes, then things like fop should either be a separate feature or just do
> something light weight, like failing the target if fop isn't there.

Attached is an implementation of this approach. This includes some lightly
polished patches from [1] and a new patch to remove htmlhelp.

Greetings,

Andres Freund

[1] https://postgr.es/m/3fc3bb9b-f7f8-d442-35c1-ec82280c564a%40enterprisedb.com