From: Heesob Park <phasis@...>
Date: 2013-04-30T11:29:18+09:00
Subject: Re: Unable to call win32-api

Hi,

2013/4/30 Craig Smith <lists@ruby-forum.com>:
> Hi
>
> I'm new to Ruby and am trying to write a small ruby script to call
> win32-api
>
> from scratch, here's what I've done
>
> installed Ruby 2.0 using the ruby installer (rubyinstaller-2.0.0-p0.exe)
> installed the associated devkit
> (DevKit-mingw64-32-4.7.2-20130224-1151-sfx.exe)
> ensure that both bin dirs are on PATH
>
>
> Here's the error I see when I try to run the script
>
> C:\Ruby\Ruby200\bin\ruby.exe -e
> $stdout.sync=true;$stderr.sync=true;load($0=ARGV.shift)
> D:/kaira/src/ruby/main/myruby.rb
> C:/Ruby/Ruby200/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:45:in
> `require': cannot load such file -- win32/api (LoadError)
>   from
> C:/Ruby/Ruby200/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:45:in
> `require'
>   from D:/kaira/src/ruby/main/myruby.rb:1:in `<top (required)>'
>   from -e:1:in `load'
>   from -e:1:in `<main>'
>
> my line 1 is require 'win32/api', so it appears I'm missing that, or at
> least its not compiled correctly somehow.
>
> Having googled this for a while, the stock recommendation is to
> recompile the win32-api from source, which I did
>
> gem uninstall win32-api
> gem install win32-api --platform=ruby
>
> This succeeded but didn't resolve the issue.
>
> Originally I started with the 64 bit versions of Ruby 2.0/DevKit as I'm
> running Window 7 64bit, although I have now switched to 32bit
> Ruby2.0/DevKit, again no luck.
>
> my installs are in
> C:\Ruby\Ruby200
> C:\Ruby\DevKit
>
> my PATH starts with
> PATH=C:\Ruby\Ruby200\bin;C:\Ruby\DevKit\bin; ...
>
> Maybe I'm missing something obvious here, although I can't spot it. Any
> help appreciated.
>
It seems that win32-api is not compatible with ruby 2.0.0.
I recommend to use Ruby FFI instead of win32-api,
If you want to use win32-api, make an issue on
https://github.com/djberg96/win32-api/issues.

Regards,
Park Heesob