Re: On my way to my first patch, need review

[Ricardo Wurmus <rekado@elephly.net>]

vincent@cloutier.co writes:

>> and it built fine but when I tried to run it I got this error:
>>
>>
>> ~$ wayback_machine_downloader
>> /gnu/store/jaf2s3paa3fswfpzi6amlqjxd3fwiw9x-ruby-2.3.0/lib/ruby/2.3.0/rubygems/dependency.rb:319:in 
>> `to_specs': Could not find 'wayback_machine_downloader' (>= 0.a) among 11 
>> total gem(s) (Gem::LoadError)
>> Checked in 
>> 'GEM_PATH=/home/rain/.gem/ruby/2.3.0:/gnu/store/jaf2s3paa3fswfpzi6amlqjxd3fwiw9x-ruby-2.3.0/lib/ruby/gems/2.3.0', 
>> execute `gem env` for more information
>> 	from 
>> /gnu/store/jaf2s3paa3fswfpzi6amlqjxd3fwiw9x-ruby-2.3.0/lib/ruby/2.3.0/rubygems/dependency.rb:328:in 
>> `to_spec'
>> 	from 
>> /gnu/store/jaf2s3paa3fswfpzi6amlqjxd3fwiw9x-ruby-2.3.0/lib/ruby/2.3.0/rubygems/core_ext/kernel_gem.rb:65:in 
>> `gem'
>> 	from /home/rain/.guix-profile/bin/wayback_machine_downloader:22:in 
>> `<main>'
>>
>> I'm not sure what the fix would be.
>
>
>
>
> It worked for me when I added `export 
> GEM_PATH="/home/vincent/.guix-profile/lib/ruby/gems/2.3.0"
> ` to my bashrc. I run Guix on top of Debian, so there might be subtle 
> difference with ruby gems on GuixSD.

In that case the executable should be wrapped with the appropriate
GEM_PATH.  There are a couple of packages under “gnu/packages/” that
have a “wrap-programs” phase doing the same.

~~ Ricardo