>>>>> On Tue, 31 Dec 2019, David Seifert wrote:

> On Tue, 2019-12-31 at 05:34 +0100, Michał Górny wrote:
>> --- a/eclass/ruby-ng.eclass
>> +++ b/eclass/ruby-ng.eclass
>> @@ -137,7 +137,7 @@ ruby_samelib() {
>> local res=
>> for _ruby_implementation in $(_ruby_get_all_impls); do
>> has -${_ruby_implementation} $@ || \
>> -                    res="${res}ruby_targets_${_ruby_implementation}
>> ?,"
>> +                    res="${res}ruby_targets_${_ruby_implementation}
>> ?(-),"

> https://dev.gentoo.org/~ulm/pms/head/pms.html#x1-830008.3.4
> In a 4-style use dependency, the flag name may *immediately* be
> followed by a default specified by either (+) or (-)

> https://github.com/gentoo-mirror/gentoo/blob/stable/metadata/md5-cache/dev-libs/boost-1.72.0
> >=dev-python/numpy-1.17[python_targets_python3_6(-)?,...]

> Given that you ran this through CI, this smells of dead code...

AFAICS, ruby_samelib() was called only by _ruby_atoms_samelib(), and
that function has been removed in 2010 [1]. No direct calls (ever)
from any ebuild in the Gentoo repo.

So yes, ruby_samelib() seems to be dead code.

Ulrich

[1] 
https://sources.gentoo.org/cgi-bin/viewvc.cgi/gentoo-x86/eclass/ruby-ng.eclass?r1=1.16&r2=1.17

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