GNU bug report logs - #39204
r-rgdal: Reading of vector GIS data causes segfault

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Message #17 received at 39204 <at> debbugs.gnu.org (full text, mbox):

From: zimoun <zimon.toutoune <at> gmail.com>
To: Arun Isaac <arunisaac <at> systemreboot.net>
Cc: wz <at> freeshell.de, 39204 <at> debbugs.gnu.org
Subject: Re: bug#39204: r-rgdal: Reading of vector GIS data causes segfault
Date: Fri, 21 Feb 2020 12:19:11 +0100

Hi Arun,

On Thu, 20 Feb 2020 at 18:11, Arun Isaac <arunisaac <at> systemreboot.net> wrote:

> >  2. a regression of r-rgdal introduced by your commit
> > f9d328833fc1f5d0fb76b61b12d1a3cb013932e6
>
> Replacing proj.4 with proj in the r-rgdal package seems to fix this
> regression. Can you confirm?

Maybe, but it is not what the user expects. Upstream explicitly
mentions proj.4, see [1].

[1] https://cloud.r-project.org/web/packages/rgdal/index.html

which is reflected by:

--8<---------------cut here---------------start------------->8---
$ guix show r-rgdal
name: r-rgdal
version: 1.4-8
outputs: out
systems: x86_64-linux i686-linux
dependencies: gdal <at> 3.0.2 pkg-config <at> 0.29.2 proj.4 <at> 4.9.3 r-sp <at> 1.3-2 zlib <at> 1.2.11
location: gnu/packages/cran.scm:15897:2
homepage: http://rgdal.r-forge.r-project.org
license: GPL 2+
synopsis: Bindings for the Geospatial Data Abstraction Library
description: This package provides bindings to the Geospatial Data
+ Abstraction Library (GDAL) and access to projection/transformation
+ operations from the PROJ.4 library.
--8<---------------cut here---------------end--------------->8---



The question is: why proj instead of proj.4 in libgeotiff?
The bug [1] cannot be solved using proj.4, why?


[2] https://github.com/OSGeo/libgeotiff/issues/22


All the best,
simon

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