From: Hassan Schroeder <hassan.schroeder@...>
Date: 2012-03-22T22:37:06+09:00
Subject: Re: gem install rmagick requires imagemagick

On Thu, Mar 22, 2012 at 5:44 AM, thufir <hawat.thufir@gmail.com> wrote:

> Now, it looks like I just use apt-get to install imagemagick on Ubuntu
> 11.10, but that seems off, in that gems should be system independent, to
> my understanding.
>
> This gem requires that I install a non-gem piece of software?

If the purpose of a gem is to interface with another program, then
yes, you need that program (or typically some of it's source libraries)
on your system.

"Building native extensions." is a pretty good clue that a gem isn't
pure Ruby, e.g. "system independent"  :-)

In this case, perhaps this will help:
<http://rmagick.rubyforge.org/install-faq.html>

HTH,
-- 
Hassan Schroeder ------------------------ hassan.schroeder@gmail.com
http://about.me/hassanschroeder
twitter: @hassan