It's fixed for OSX now, it's the packaging (and the necessary for OSX, as it turns out, update to Boehm GC package). https://github.com/dimpase/libhomfly
On Thursday, October 12, 2017 at 10:29:46 AM UTC+1, Dima Pasechnik wrote: > > Now it's down to doing something with fmemopen call there, that is not > portable to OSX (there is no fmemopen on OSX!) > > How did this package get into Sage, it surely never ever worked on OSX... > > On Wednesday, October 11, 2017 at 11:27:07 PM UTC+1, Dima Pasechnik wrote: >> >> I can reproduce this linking error on OSX; I've opened #24015 >> <https://trac.sagemath.org/ticket/24015> to track this error. >> >> >> On Wednesday, October 11, 2017 at 10:31:16 AM UTC+1, Erik Bray wrote: >>> >>> On Tue, Oct 10, 2017 at 7:51 PM, Jesse H <jhame...@gmail.com> wrote: >>> > Greetings, >>> > >>> > I have been trying to use the function "homfly_polynomial()" from the >>> Link >>> > package in Sage, but it requires an optional package "libhomfly": >>> > http://files.sagemath.org/spkg/upstream/libhomfly/index.html. >>> > >>> > Unfortunately, when I try to install libhomfly ("sage -i libhomfly") >>> the >>> > build always fails (see attached log file). >>> > >>> > One of the dependencies for libhomfly is Boehm GC, but when I try to >>> install >>> > this package ("sage -i boehm_gc"), it is not even found on Sage's list >>> of >>> > optional packages (even though it's displayed on the >>> > website: >>> http://mirrors-usa.go-parts.com/sage/sagemath/spkg/upstream/boehm_gc/index.html). >>> >>> >>> > I'm not sure if this is indeed the issue, but it's just something I >>> came >>> > across. >>> > >>> > For what it's worth, I'm running SageMath 8.0 and MacOS 10.12.6 on a >>> mid >>> > 2012 MacBook Pro with a 2.3 GHz i7 processor and 8GB RAM. >>> > >>> > Any help is much appreciated. >>> >>> This looks like a bug in libhomfly. Just looking at the sources it >>> has some messy handling of extern variable declarations vs. >>> definitions, and many global variables are actually being defined in >>> multiple modules. I haven't run into this problem myself building >>> libhomfly but maybe my compiler is more forgiving. Regardless it >>> definitely looks wrong to me. I could see if I can reproduce on OSX >>> now that I have shiny new access to a big OSX machine :) >>> >>> Erik >>> >> -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-devel+unsubscr...@googlegroups.com. To post to this group, send email to sage-devel@googlegroups.com. Visit this group at https://groups.google.com/group/sage-devel. For more options, visit https://groups.google.com/d/optout.