[ruby-it] [Ubuntu] Problema installazione gemma Postgres

[Andrea Pavoni]

sembra un problema di vecchia data (2006?!), qui c'è una soluzione:

http://blogs.law.harvard.edu/hoanga/2006/10/27/fixing-mkmf-load-error-ruby-in-ubuntu/

ciao,
a.

On 20/02/2010 12:52, Yuri Redaelli wrote:
> Ciao a tutti,
>
> sto cercando di usare Postgres con Rails ma se tento di installare la
> gemma relativa incorro in questo errore:
>
> WARNING:  Installing to ~/.gem since /var/lib/gems/1.8 and
>      /var/lib/gems/1.8/bin aren't both writable.
> WARNING:  You don't have /home/yuri/.gem/ruby/1.8/bin in your PATH,
>      gem executables will not run.
> Building native extensions.  This could take a while...
> ERROR:  Error installing postgres:
>    ERROR: Failed to build gem native extension.
>
> /usr/bin/ruby1.8 extconf.rb
> extconf.rb:46:in `require': no such file to load -- mkmf (LoadError)
>    from extconf.rb:46
>
>
> Gem files will remain installed in
> /home/yuri/.gem/ruby/1.8/gems/postgres-0.7.9.2008.01.28 for inspection.
> Results logged to
> /home/yuri/.gem/ruby/1.8/gems/postgres-0.7.9.2008.01.28/ext/gem_make.out
>
> Avete dei suggerimenti?
>
> Grazie in anticipo.
>