Re: Preferring c over rust

[maya%netbsd.org@localhost]

On Fri, May 31, 2019 at 09:10:39PM +0000, John Klos wrote:
> I just noticed this failure:
> 
> => Verifying reinstall for ../../lang/rust
> => Bootstrap dependency digest>=20010302: found digest-20190127
> ERROR: This package is not available for these platforms:
> NetBSD-8.99.42-alpha.
> ERROR: This package has set PKG_SKIP_REASON:
> ERROR: rust-1.34.2 is not available for NetBSD-8.99.42-alpha
> *** Error code 1
> 
> Stop.
> make[1]: stopped in /usr/pkgsrc/lang/rust
> *** Error code 1
> 
> Stop.
> make: stopped in /usr/pkgsrc/graphics/librsvg
> *** 'make replace' failed for package librsvg.
> *** Please read the errors listed above, fix the problem,
> *** then re-run pkg_rolling-replace to continue.
> 
> 
> The commit note says:
> 
> This package now uses rust. The user-settable variable LIBRSVG_USE_RUST
> allows switching between this and the (obsolete) plain-C version
> in librsvg-c. It defaults to "yes" on platforms that lang/rust currently
> supports.
> 
> 
> As projects move to non-portable languages, should we consider keeping the
> latest / last version which is still portable? In this case, I think it just
> needs to be fixed to prefer c, but in general I wonder what others' thoughts
> are about this kind of thing.
> 
> John

The default, when possible, should be to use the up-to-date version that
is maintained...
looks like the package does the right thing and will pick librsvg-c as a
dependency, but pkg_rolling-replace is a bit weird.