Re: [gentoo-user] PERL_FEATURES

[Helmut Jarausch <jarausch@skynet.be>]

Many thanks, that helped a lot!
Now I have set only those features in the PERL_FEATURES entry that were  
installed before -
the warning has gone and I hoped the correct version of perl is  
installed now.
Helmut


On 05/07/2024 08:29:28 PM, Jack wrote:
> On 2024.05.07 12:33, Helmut Jarausch wrote:
>> Hi,
>> 
>> according to the NEWS from today one has to set PERL_FEATURES in  
>> /etc/portage/make.conf.
>> But how to do that?
>> 
>> I've tried
>> 
>> PERL_FEATURES="debug ithreads quadmath"
>> 
>> but emerging  dev-lang/perl-5.38.2-r3  I get
>> 
>> 
>>  * As of dev-lang/perl-5.38.2-r3, the useflags debug, ithreads,  
>> quadmath move into
>>  * a use-expand variable PERL_FEATURES, which should be set globally  
>> in make.conf.
>>  * It appears that you have not set this variable properly yet.
>> 
>> Many thanks for hint,
>> Helmut
> 
> The section of the ebuild that decides whether or not to issue that  
> warning is:
> 
> pkg_pretend() {
> 	if \
> 		 (   use perl_features_ithreads && has_version  
> '<dev-lang/perl-5.38.2-r3[-ithreads]' ) || \
> 		 ( ! use perl_features_ithreads && has_version  
> '<dev-lang/perl-5.38.2-r3[ithreads]'  ) || \
> 		 (   use perl_features_quadmath && has_version  
> '<dev-lang/perl-5.38.2-r3[-quadmath]' ) || \
> 		 ( ! use perl_features_quadmath && has_version  
> '<dev-lang/perl-5.38.2-r3[quadmath]'  ) || \
> 		 (   use perl_features_debug    && has_version  
> '<dev-lang/perl-5.38.2-r3[-debug]'    ) || \
> 		 ( ! use perl_features_debug    && has_version  
> '<dev-lang/perl-5.38.2-r3[debug]'     ) ;  \
> 	then
>  (issue the warning)
> 
> As I read it (which may well be wrong) it is looking to see whether  
> the value for each of the three items is the same by the old use flag  
> and by the new PERL_FEATURES.   Check how those three use flags are  
> set for -r2 and that the value for PERL_FEATURES for -r3 matches for  
> each.
>