From: Luis Lavena <luislavena@...>
Date: 2009-11-20T21:20:08+09:00
Subject: Re: extending ruby with c++ on windows

On Nov 20, 5:59 am, Al Lo <lomov...@gmail.com> wrote:
> Thank you for answers. it was good idea.
> but i still have problems.
> i installed ruby in folder without spaces. relaunched "ruby extconf.rb"
> and "make" than, as in tutorial. executing "make" with version 3.80 i
> got the same error as before (makefile:145: *** target pattern contains
> no `%'.  Stop.). building with "make" with version 3.81 i got next
> message:
>
> mingw32-make: *** No rule to make target
> `/C/Ruby19/include/ruby-1.9.1/ruby.h',
> needed by `Welcomer.o'.  Stop.
> i fixed in makefile row with path (corrected "/C/" to "C:/") and got
> this response:
> C:\temp\c2r>mingw32-make

You shouldn't be using mingw32-make, but instead the make that comes
with the DevKit (that is, using the wrapper make.bat)

>
> As i understand, error 2 means "The system cannot find the file
> specified".
>
> This command generates two files: "Welcomer.o" and "Welcomer.so". One
> more question is "is it normal that make generates .so file? maybe .dll
> will be more suitable".

".so" are use to load Ruby extension. While is a DLL, it serves no
purpose outside Ruby world.

--
Luis Lavena