[Win32utils-devel] MSVC and FFI build warnings

Daniel Berger djberg96 at gmail.com
Sat Jan 21 11:12:28 EST 2012



> -----Original Message-----
> From: win32utils-devel-bounces at rubyforge.org [mailto:win32utils-devel-
> bounces at rubyforge.org] On Behalf Of Heesob Park
> Sent: Friday, January 20, 2012 6:04 PM
> To: Development and ideas for win32utils projects
> Subject: Re: [Win32utils-devel] MSVC and FFI build warnings
> 
> 2012/1/21 Daniel Berger <djberg96 at gmail.com>:
> > Hi
> >
> > <snip>
> >
> >> require 'ffi' is actulally require 'ffi.rb'.
> >> And in ffi.rb, you can see require 'ffi_c'.
> >>
> >> I cannot understand why "ffi.so" is created.
> >> /ext/ffi_c/extconf.rb creates Makefile for ffi_c.so.
> >> Could you show me the generated Makefile?
> >
> > VC++ 9 on Windows Vista
> > ruby 1.8.7 (2011-06-30 patchlevel 352) [i386-mswin32_90]
> >
> > I ran ruby extconf.rb using the latest from your repo:
> >
> >>ruby extconf.rb
> > checking for ffi.h... no
> > checking for ffi.h in /usr/local/include... no
> > checking for rb_thread_blocking_region()... no
> > checking for ruby_thread_has_gvl_p()... no
> > checking for ruby_native_thread_p()... no
> > checking for rb_thread_call_with_gvl()... no
> > creating extconf.h
> > creating Makefile
> >
> > Here's the Makefile:
> ...
> >
> 
> Your Makefile looks OK.
> 
> In Makefile, TARGET and DLLIB defined as like this:
> TARGET = ffi_c
> DLLIB = $(TARGET).so
> 
> So, after runng Makefile, the result so file is not "ffi.so" but
> "ffi_c.so", isn't it?
> What's the output of "nmake install"?
> 
> In my environment,
> C:\work\ffi-ffi-a48ba61\ext\ffi_c>nmake install
> 
> Microsoft(R) Program Maintenance Utility Version 9.00.30729.01
> Copyright (c) Microsoft Corporation. All rights reserved.
> 
> install -c -p -m 0755 ffi_c.so c:\lib\ruby\site_ruby\1.8\i386-msvcr90

I must have been screwing around with an earlier version and renamed a file
manually. It's working fine now.

Sorry for the confusion.

Regards,

Dan



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