From: Brian Candler <B.Candler@...>
Date: 2007-04-24T04:41:10+09:00
Subject: Re: Installing Ruby, Sqlite3, Sqlite3-Ruby on Cygwin

On Tue, Apr 24, 2007 at 01:49:03AM +0900, Charles Roper wrote:
> I tried following the steps posted but I get the following error when I 
> run gem install sqlite3-ruby-1.2.1.gem
> 
> charlesr@BRC_IT_OFFICER /cygdrive/t/~Charles/sqlite-3.3.16/bld
> $ gem install sqlite3-ruby-1.2.1.gem
> Building native extensions.  This could take a while...
> ERROR:  While executing gem ... (RuntimeError)
>     Error instaling sqlite3-ruby-1.2.1.gem:
>         ERROR: Failed to build gem native extension.
> 
> ruby extconf.rb install sqlite3-ruby-1.2.1.gem
> checking for sqlite3.h... no
> 
> make
> make: *** No rule to make target `ruby.h', needed by 
> `sqlite3_api_wrap.o'.  Stop
> .

You don't have the Ruby header files available.

I could tell you how to fix this if it were Ubuntu or Debian Linux:

    apt-get install ruby1.8-dev

But I'm afraid I don't know how to fix it for your Windows setup. Perhaps
the Ruby package you're using comes in several parts, like Debian does.