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Re: math/nlopt rb_tree* collides with libc

On Sun, Oct 11, 2020 at 09:47:00AM -0400, Greg Troxel wrote:
> Paul Ripke <> writes:
> > In trying to get PrusaSlicer going, I tripped over the fact that
> > math/nlopt's built-in rb_tree implementation has symbols that collide
> > with NetBSD's implementation in libc.
> >
> > The following math/nlopt Makefile fragment works around the issue,
> > but I'm left wondering if there's an alternate solution to what must
> > be a fairly commonly seen issue?
> >
> > SUBST_CLASSES+=         rbtree
> > SUBST_FILES.rbtree+=    */*.[ch]
> > SUBST_MESSAGE.rbtree=   Changing rb_tree symbols that collide with NetBSD libc.
> > SUBST_SED.rbtree=       -e "s|rb_tree|nlopt_rb_tree|g"
> > SUBST_STAGE.rbtree=     post-extract
> This seems reasonable to me, but it would be good to file a bug
> upstream.  I would expect this to collide on other BSDs as well.
> Technically, the namespace should be clean from all non-POSIX-required
> symbols, but that's a bit tilting-at-windmills.

Patched upstream:

I also noticed our package is a little old, and started an upgrade
at wip/nlopt. So far, it's working as a dependency of wip/PrusaSlicer.

Paul Ripke
"Great minds discuss ideas, average minds discuss events, small minds
 discuss people."
-- Disputed: Often attributed to Eleanor Roosevelt. 1948.

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