I was hoping for just such pointers, thanks! I will try to get this updated tonight.

Ryan

Sent from my iPhone

On Apr 3, 2010, at 4:43 PM, Tomas Matousek <tomas.matou...@microsoft.com> wrote:

Nice work.



A few suggestions:



- You can move the file to C:\M0\Merlin\Main\Languages\Ruby \Libs.

- Use System::Environment:: System::Environment.OSVersion.Platform to detect the OS (see e.g. Win32API.rb in Libs).

- Rather than check for the platform in every method it might be better to define the methods differently on Windows. Something like:



module Etc

  platform = System::PlatformID

  case System::Environment.OSVersion.Platform

when platform.Win32S, platform.WinCE, platform.Win32Windows, platform.Win32NT:

    def self.endgrent; end
  def self.endpwent; end

  def self.getgrent; end

      …

    else

   load_assembly 'Mono.Posix'


  def self.endgrent
    Mono::Unix::Native::Syscall.endgrent
  end

  def self.endpwent
    Mono::Unix::Native::Syscall.endpwent
  end

  def self.getgrent
    to_group(Mono::Unix::Native::Syscall.getgrent)
  end

   …
  end

end



From: ironruby-core-boun...@rubyforge.org [mailto:ironruby-core- boun...@rubyforge.org] On Behalf Of Ryan Riley
Sent: Saturday, April 03, 2010 3:59 PM
To: ironruby-core@rubyforge.org
Subject: Re: [Ironruby-core] Anyone interested in implementing Etc module for Mono?



I've posted an initial "complete" implementation, though I have only done basic testing. I have a couple of TODO's remaining and some cleanup, as well as writing actual specs. I still don't have tests running. You can find the module here: http://github.com/panesofglass/ironruby/blob/linux/Merlin/External.LCA_RESTRICTED/Languages/IronRuby/Etc/IronRuby.Libraries.Etc/etc.rb



Not the prettiest thing in the world, but I just wanted to get it working. I definitely still have work to do.



Cheers,


Ryan Riley

Email: ryan.ri...@panesofglass.org
LinkedIn: http://www.linkedin.com/in/ryanriley
Blog: http://wizardsofsmart.net/
Twitter: @panesofglass
Website: http://panesofglass.org/


On Sat, Apr 3, 2010 at 2:30 PM, Ryan Riley <ryan.ri...@panesofglass.org > wrote:

Sure! Mono::Unix::Native::Passwd and Mono::Unix::Native::Group that are returned from the Mono::Unix::Native::Syscall functions have UInt32, System.String, and System.String[]. System.String is no biggie, and I'm finding .to_i on a System.UInt32 is still displayed as System.UInt32, so I suppose that's not an issue, either. MRI displays Fixnum as the type, and I was trying to get the correct types back from the functions. That leaves MRI's Array to Mono's System.String[].



My current implementation is just a Ruby module wrapping calls to the Mono functions and returning the appropriate types. Most of it is working, though without being able to run tests easily, I'm testing from the command line. I still need to add conditionals to return nil if it's run on Windows. I suppose I also need to conditionally load the Mono.Posix.dll if it's on Windows, too.



I'm about to finish the basic implementation and post to github. (I've already got what I finished last night up there.) I also asked Shri for a pairing session to make sure it's inline with what you're wanting.



Cheers,



Ryan Riley

Email: ryan.ri...@panesofglass.org
LinkedIn: http://www.linkedin.com/in/ryanriley
Blog: http://wizardsofsmart.net/
Twitter: @panesofglass
Website: http://panesofglass.org/


On Sat, Apr 3, 2010 at 11:25 AM, Tomas Matousek <tomas.matou...@microsoft.com > wrote:

Can you give an example of where you need the conversions?



Tomas



From: ironruby-core-boun...@rubyforge.org [mailto:ironruby-core- boun...@rubyforge.org] On Behalf Of Jim Deville
Sent: Saturday, April 03, 2010 11:00 AM


To: ironruby-core@rubyforge.org

Subject: Re: [Ironruby-core] Anyone interested in implementing Etc module for Mono?




No conversion for Fixnums is needed (Fixnums are ints). Arrays are harder. I would take a look at clr_ext in merlin/main/languages/ruby/ samples. Inside that file is a to_clr_array method

JD

From: Ryan Riley <ryan.ri...@panesofglass.org>
Sent: Saturday, April 03, 2010 12:13 AM
To: ironruby-core@rubyforge.org <ironruby-core@rubyforge.org>
Subject: Re: [Ironruby-core] Anyone interested in implementing Etc module for Mono?

Where is documentation on converting between CLR and Ruby types? I can get RubyStrings, but what about Fixnum and Array?



Thanks,


Ryan Riley



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