From: Eric Hodel <drbrain@...7.net>
Date: 2006-07-05T12:34:03+09:00
Subject: Re: ANN: RubyGems 0.9.0 Release

On Jul 3, 2006, at 6:37 AM, Erik Veenstra wrote:

> (Back in town...)
>
>>> I added better RubyGems 0.8.11 support to RubyScript2Exe,
>>> this week.
>>>
>>> RubyGems 0.9.0 doesn't work with RubyScript2Exe...
>>
>> Why?
>
> It's complaining about a missing fileutils:
>
>  .../lib/rubygems/custom_require.rb:21:in `require__':
>  No such file to load -- fileutils (LoadError)
>
> I did some more testing with more gems on different platforms.
> The conclusion is twofold: a) The problem occurred with
> RubyGems 0.8.11 as well (in combination with RubyScript2Exe
> 0.4.4) and b) it doesn't occur with all gems (e.g. sqlite-ruby
> is a problem, actionmailer isn't).

Perhaps sqlite-ruby is an old format gem?  It seems to be the

> Requiring fileutils by hand is a (temporary) solution:
>
>  require "rubygems"
>  require "fileutils"   # <<< ADD THIS
>  require_gem "sqlite-ruby"
>
> A better solution would be to require fileutils from within
> RubyScript2Exe if it knows that rubygems is required, but
> fileutils isn't. However, that doesn't feel good... "Which
> library next?"
>
> Which libraries are required conditionally by RubyGems?

I think zlib and yaml are the only others for making require work.   
It is difficult to tell with just grep.

> My proposition: Do not conditionally require libraries. Not
> only because RubyScript2Exe won't find these libs, but because
> it's usually not necessary to do so. (I know, there are
> exceptions: It's either mysql or sqlite, not both at the same
> time. But at least require them at startup time, please.) I,
> personally, want my applications to behave properly once they
> are started: I don't want my users to see any avoidable
> "missing library" message.
>
> Statement: "All libraries should be loaded at startup time."
>
> Regarding Rails, as an example: It's not necessary to require
> ruby-sqlite when the application only uses mysql. But why are
> these libraries required when the application tries to access
> the database and not at startup time? I don't know.
>
> gegroet,
> Erik V. - http://www.erikveen.dds.nl/
>
> PS: This particular problem is a RubyScript2Exe problem and
>     *not* a RubyGems problem. It's all my fault...
>

-- 
Eric Hodel - drbrain@segment7.net - http://blog.segment7.net
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