Qianqian, is there any update on this, or anything where I might be 
able to help?

cu
Adrian

On Tue, Apr 06, 2021 at 12:58:51PM +0200, Sébastien Villemot wrote:
> Le vendredi 02 avril 2021 à 14:56 -0400, Qianqian Fang a écrit :
> > On 4/2/21 9:26 AM, Sébastien Villemot wrote:
> > > Thanks for looking at this issue.
> > > 
> > > I don’t think that creating those symlinks in iso2mesh-tools is the
> > > right solution. Such symlinks should only be created by the tetgen
> > > package, otherwise this only creates confusion over package
> > > boundaries.
> > > 
> > > I think the right solution is to drop the symlinks, and rather to
> > > create a Debian-specific patch that replaces “tetgen1.5” with
> > > “tetgen” in brain2mesh.m.
> > 
> > understood. I agree patching brain2mesh and other related demo
> > scripts is a better solution than the symbolic link, however,
> > iso2mesh has been used by other widely distributed tools, like
> > brainstorm, fieldtrip etc, and I am afraid that dropping this link
> > can lead to broken scripts (unless all upstream codes are patched).
> 
> Note that I’m not suggesting that you patch the code upstream at this
> stage. Only that you modify the code shipped by Debian.
> 
> > can we upload this temporary fix for now, and I will add a fall-back
> > mechanism (in mcpath.m) in the next release of iso2mesh? once that is
> > added, I will remove the symbolic link.
> 
> I still think that the symlink is the wrong solution.
> 
> Nevertheless, in the context of the freeze, the ultimate decision will
> be taken by the Release Team members, who will decide to unblock (or
> not) your proposed fix.
> 
> I therefore suggest that you submit a so-called “pre-approval” unblock
> request, so that we know their decision. If it is positive, then I will
> make the upload. 
> 
> For instructions on unblock requests, see: 
> https://release.debian.org/bullseye/freeze_policy.html#appropriate
> (you should explicitly say in your bug report that this is a “pre-
> approval” unblock request)
> 
> Best,
> 
> -- 
> ⢀⣴⠾⠻⢶⣦⠀  Sébastien Villemot
> ⣾⠁⢠⠒⠀⣿⡁  Debian Developer
> ⢿⡄⠘⠷⠚⠋⠀  https://sebastien.villemot.name
> ⠈⠳⣄⠀⠀⠀⠀  https://www.debian.org
> 

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