[Win32utils-devel] win32-daemon 0.6.1 problem

Berger, Daniel Daniel.Berger at qwest.com
Mon Jan 26 12:09:01 EST 2009


 

> -----Original Message-----
> From: win32utils-devel-bounces at rubyforge.org 
> [mailto:win32utils-devel-bounces at rubyforge.org] On Behalf Of 
> Heesob Park
> Sent: Friday, January 23, 2009 3:41 PM
> To: Development and ideas for win32utils projects
> Subject: Re: [Win32utils-devel] win32-daemon 0.6.1 problem
> 
> 2009/1/24 Berger, Daniel <Daniel.Berger at qwest.com>:
> >> -----Original Message-----
> >> From: win32utils-devel-bounces at rubyforge.org
> >> [mailto:win32utils-devel-bounces at rubyforge.org] On Behalf 
> Of Heesob 
> >> Park
> >> Sent: Thursday, January 22, 2009 8:10 PM
> >> To: Development and ideas for win32utils projects
> >> Subject: Re: [Win32utils-devel] win32-daemon 0.6.1 problem
> >
> > <snip>
> >
> >> > Well, FFI is supposed to be universal now, though I 
> can't get it to 
> >> > build on Windows at the moment. So it would be the same code for 
> >> > MRI
> >> > (1.8 and 1.9) and Jruby.
> >> >
> >> In my thought, the current ruby ffi implementation don't 
> care of the 
> >> Windows support. As far as I know, the ffi developers have no 
> >> definite plan about releasing of Windows binary. If it 
> were built to 
> >> binary with mingw compiler, It cannot work with Windows 
> API. It uses 
> >> dlopen,dlsym and dlclose instead of LoadLibrary,GetProcAddress and 
> >> FreeLibrary.
> >
> > That's unfortunate.
> >
> >> I managed to build MSVC version of ruby ffi-0.2.0 using 
> win32 libffi 
> >> source ported by the Python's ctypes library. You can 
> download ctypes 
> >> at sourceforge [1].
> >> What's your thought about implementing ruby-ffi windows 
> version? Is 
> >> it worthwhile or meaningless?
> >
> > It's only worthwhile if the other implementations can run it. 
> > Otherwise, I don't see a practical advantage over win32-api. Do you?
> >
> I don't care of it. I just want to implement win32 version of libffi.
> 
> > Also, do you mean that your version requires Python's 
> ctypes library? 
> > Or do you mean you've ported it to Ruby?
> >
> I have pasted the ctypes libffi win32 folder to ruby-ffi just 
> as Lua did on alien library.
> At last, I succeeded callback function testing.
> The patched source code and binary gem is at 
> http://121.78.227.9/ffi-0.2.0/

Very impressive!

In theory we should be able to rewrite win32-api with your FFI and it
would be compatible with Jruby, Rubinius, etc.

Is there a way to build and install it from source on Windows using MS
VC++?

Thanks,

Dan


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