Nie mogę zainstalować gema radiant

Potrzebna pomoc
1

Bardzo proszę o pomoc :slight_smile:
nie mogę pod Ubuntu zainstalować gem do rails 2.3.8 radiant

Mam taki komunikat:

mariusz@mariusz-laptop:~/Pulpit$ sudo gem install radiant
Building native extensions. This could take a while…
ERROR: Error installing radiant:
ERROR: Failed to build gem native extension.

/usr/bin/ruby1.8 extconf.rb
extconf.rb:1:in `require’: no such file to load – mkmf (LoadError)
from extconf.rb:1

Gem files will remain installed in /usr/lib/ruby/gems/1.8/gems/RedCloth-4.2.3 for inspection.
Results logged to /usr/lib/ruby/gems/1.8/gems/RedCloth-4.2.3/ext/redcloth_scan/gem_make.out
mariusz@mariusz-laptop:~/Pulpit$ sudo su
root@mariusz-laptop:/home/mariusz/Pulpit# gem install radiant
Building native extensions. This could take a while…
ERROR: Error installing radiant:
ERROR: Failed to build gem native extension.

/usr/bin/ruby1.8 extconf.rb
extconf.rb:1:in `require’: no such file to load – mkmf (LoadError)
from extconf.rb:1

Gem files will remain installed in /usr/lib/ruby/gems/1.8/gems/RedCloth-4.2.3 for inspection.
Results logged to /usr/lib/ruby/gems/1.8/gems/RedCloth-4.2.3/ext/redcloth_scan/gem_make.out

Pozdrawiam,
Mariusz :slight_smile:

2

Może to pomoże: http://mentalized.net/journal/2006/01/24/no_such_file_to_load_mkmf/ ? (skorzystałem z uprzejmości wujka Google)

3

Dzięki :slight_smile: :slight_smile: :slight_smile:
sudo apt-get install ruby1.8-dev
pomogło :wink: zupełnie o tym zapomniałem :wink:

jeszcze raz dzięki :slight_smile:

Mariusz