Re: More Info

[Reini Urban <rurban at x-ray dot at>]

Judd schrieb:
> Oh I know.  This is the Windows PC version (should have stated that
> earlier).  OpenInventor has a freeware Linux version and a Windows PC
> version distributed by TGS.  The version I'm using is the Windows PC version
> which has libraries that work with Visual C++.  I just don't know if Cygwin
> can use VC++ type library binaries.  I don't recall the format of Visual C++
> objects anymore (OMT?).  It's a been a bit.
>
> > > I have a feeling they work with isual C++ and their object format.  
>>>Can the g++ linker in Cygwin work with Visual C++ object libraries?

Generally not, only if they provided their libs as extern "C".

http://cygwin.com/faq/faq_4.html#SEC103

And Google for "cygwin g++ msvc link +site:cygwin.com"

> OK... that's good news.  I wonder what I have to do to link them.  What I'm
> doing now for instance is this:
>
> g++ -O  -g C:/Cygwin/home/root/bin/myApp myApp.o graphics.o
> /usr/lib/InvSV110.lib /usr/lib/DataViz400.LIB /usr/lib/INV400.LIB /usr/lib/
> DataViz400D.LIB /usr/lib/INV400D.LIB /usr/lib/DataVizW400.LIB
> /usr/lib/INVU400.L
> IB /usr/lib/DataVizW400D.LIB /usr/lib/INVU400D.LIB /usr/lib/DialogViz100.LIB
> /us
> r/lib/INVW400.LIB /usr/lib/DialogViz100D.LIB /usr/lib/INVW400D.LIB
> /usr/lib/Hard
> Copy400.LIB /usr/lib/IVF400.LIB /usr/lib/HardCopy400D.LIB
> /usr/lib/IVF400D.LIB /
> usr/lib/HardCopyW400.LIB /usr/lib/IVvr400.LIB /usr/lib/HardCopyW400D.LIB
> /usr/li
> b/Ivvr400D.LIB -L
> C:/Cygwin/home/root/lib -lm -lpthread -lGLU.dll -lGL.dll -lG
> Lw -lg2c
>
> Is there a switch that I need to use for linking windows .LIB files?  I'm
> getting lots of undefined references in the Inventor code (included headers)
> letting me know that I'm not linking the libraries (at least that's
> typically the problem when that happens).

--
Reini Urban
http://xarch.tu-graz.ac.at/home/rurban/


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