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Thanks Jon.

On Sun, Nov 6, 2011 at 4:06 AM, Jon <jon.forums / gmail.com> wrote:

>  > This is a rather basic question- but for a standard compile of the ruby
> > binary what external "dependencies" does it have? Is there some sort of
> > associated gems directory?
>
> As background, for 1.9.3-p0 from the RubyInstaller project we provide the
> following dependencies for Windows users:
>
>   * libyaml
>   * libffi
>   * openssl
>   * libgdbm
>   * libiconv
>   * libz
>   * pdcurses
>   * tcl/tk
>   * rb-readline (pure Ruby readline)
>
> But depending up how you're using MRI, not all of these are currently
> required.
>
> In fact, you can successfully build a minimal MRI with none of those
> dependencies. The current build process will try to configure core
> extensions (fiddle, psych, tk, etc) to use the dependencies but will _not_
> fail the build if those dependencies aren't found.
>
> For example, even though you may not have `libyaml`, the build will try to
> configure `psych`, warn that it can't, and complete. When you run the built
> MRI, you'll most likely get a runtime warning saying you need to install
> `libyaml`. However, you can (currently) still process YAML using the
> unmaintained (IIRC) built-in `syck` library that was built as part of the
> minimal build. I'm not sure how much longer this will continue to be true.
>
> To answer your question, try a minimal build using something like the
> following and watch the build messages as the process tries to configure
> and build extensions:
>
>   ./configure --enable-shared --disable-install-doc && make
>
> Jon
>
> ---
> http://thecodeshop.github.com | http://jonforums.github.com/
> twitter: @jonforums
>

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Thanks Jon.<br><br><div class="gmail_quote">On Sun, Nov 6, 2011 at 4:06 AM, Jon <span dir="ltr">&lt;jon.forums / gmail.com&gt;</span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<div class="im">gt; This is a rather basic question- but for a standard compile of the ruby<br></div><div class="gmail_quote"><div class="im">&gt; binary what external &quot;dependencies&quot; does it have? Is thereome sort of<br>
&gt; associated gems directory?<br>
<br></div>As background, for 1.9.3-p0 from the RubyInstaller project we provide the following dependencies for Windows users:<br><br>* libyaml<br>* libffi<br>* openssl<br>* libgdbm<br>* libiconv<br>* libz<br>
* pdcurses<br>
* tcl/tk<br>* rb-readline (pure Ruby readline)<br><br>But dependingp how you&#39;re using MRI, not all of these are currently required.<br><br>In fact, you can successfully build a minimal MRI with none of those dependencies. The current build process will try to configure core extensions (fiddle, psych, tk, etc) to use the dependencies but will _not_ fail the build if those dependencies aren&#39;t found.<br>

<br>For example, even though you may not have `libyaml`, the build will tryo configure `psych`, warn that it can&#39;t, and complete. When you run the built MRI, you&#39;ll most likely get a runtime warning saying you need to install `libyaml`. However, you can (currently) still process YAML usinghe unmaintained (IIRC) built-in `syck` library that was built as part of the minimal build. I&#39;m not sure how much longer this will continue to be true.<br>

<br>To answer your question, try a minimal build using something like the following and watch the build messages as the process tries to configure anduild extensions:<br><br>./configure --enable-shared --disable-install-doc &amp;&amp; make<br>

<br>Jon<br><br>---<br><a href="http://thecodeshop.github.com" target="_blank">http://thecodeshop.github.com</a> | <a href="http://jonforums.github.com/" target="_blank">http://jonforums.github.com/</a><br>twitter: @jonforums<br>
</div>
</blockquote></div><br>

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