Bug#990397: What are the development priorities for the csironn library? (was Bug#990397: depends on deprecated qhull library)

Timo Röhling roehling at debian.org
Sun Jul 4 10:17:35 BST 2021


Hi Alan!

* Alan W. Irwin <Alan.W.Irwin1234 at gmail.com> [2021-07-04 01:16]:
>  However, I quarrel with that "likely to disappear soon" phrase since
>  on that subject the qhull developers say the following (from
>  <http://www.qhull.org/html/qh-code.htm#reentrant>):
>
>  "New code should be written with libqhull_r. Existing users of
>  libqhull should consider converting to libqhull_r. Although *libqhull
>  will be supported indefinitely* [emphasis mine], improvements may not be
>  implemented."

As the submitter of the original bugreport and co-maintainer of the
Debian qhull packages, I admit I overlooked that statement of
indefinite support. However, upstream did stop building the libqhull
shared library in their CMakeLists.txt and I had to patch the file
to re-enable it for the latest release [1]. I felt this development
was justification enough to prod the qhull reverse-dependencies to
move towards the reentrant version.

Of course, I'm not going to drop libqhull support unless all
reverse-dependencies in Debian have transitioned to the reentrant
version or upstream forces my hand by actively removing the sources
from the release (which seems very unlikely now in light of the
above statement), so the transition is still beneficial (IMHO), but
not urgent.


Cheers
Timo

[1] https://sources.debian.org/src/qhull/2020.2-3/debian/patches/0006-Build-deprecated-libqhull-for-now.patch/

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