[vtk-developers] libvtkproj4 problems with gcc on Mac

[Dan Lipsa]

Hi Bill,
I will take a look at this.

On Fri, Feb 19, 2016 at 1:59 PM, Bill Lorensen <bill.lorensen at gmail.com>
wrote:

> It was OFF, but turning it on does not help.I think it is an issue
> with my old gcc compiler.
>
> I'd still like to build VTK with it.
>
>
> On Fri, Feb 19, 2016 at 1:44 PM, David Gobbi <david.gobbi at gmail.com>
> wrote:
> > Hi Bill,
> >
> > You can check to see if PROJ_USE_PTHREADS:BOOL=ON in your cache.
> > I did a quick look through lib_proj.cmake and FindThreads.cmake and
> didn't
> > see anything suspicious. No machines that I access have llvm-gcc anymore.
> >
> >  - David
> >
> >
> > On Fri, Feb 19, 2016 at 10:08 AM, Bill Lorensen <bill.lorensen at gmail.com
> >
> > wrote:
> >>
> >> Folks,
> >>
> >> I tried to build VTK on my Mac today with
> >> i686-apple-darwin11-llvm-g++-4.2 (GCC) 4.2.1 (Based on Apple Inc.
> >> build 5658) (LLVM build 2336.1.00)
> >>
> >> My clang build is fine.
> >>
> >> I get these link errors:
> >> Linking C shared library ../../../../lib/libvtkproj4-7.1.dylib
> >> Undefined symbols for architecture x86_64:
> >>   "_vtk_pj_acquire_lock", referenced from:
> >>       _vtk_pj_get_default_ctx in pj_ctx.c.o
> >>       _vtk_pj_ctx_alloc in pj_ctx.c.o
> >>       _vtk_pj_gc_findcatalog in pj_gridcatalog.c.o
> >>       _vtk_pj_gridinfo_load in pj_gridinfo.c.o
> >>       _vtk_pj_gridlist_from_nadgrids in pj_gridlist.c.o
> >>       ...
> >>   "_vtk_pj_release_lock", referenced from:
> >>       _vtk_pj_get_default_ctx in pj_ctx.c.o
> >>       _vtk_pj_ctx_alloc in pj_ctx.c.o
> >>       _vtk_pj_gc_findcatalog in pj_gridcatalog.c.o
> >>       _vtk_pj_gridinfo_load in pj_gridinfo.c.o
> >>       _vtk_pj_gridlist_from_nadgrids in pj_gridlist.c.o
> >>       _vtk_pj_insert_initcache in pj_initcache.c.o
> >>       _vtk_pj_clear_initcache in pj_initcache.c.o
> >>       ...
> >> ld: symbol(s) not found for architecture x86_64
> >> collect2: ld returned 1 exit status
> >> make[2]: *** [lib/libvtkproj4-7.1.1.dylib] Error 1
>
>
>
> --
> Unpaid intern in BillsBasement at noware dot com
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