[R-pkg-devel] Finding/specifying Installation path of gdal in a travis-ci build

[Lorenzo Busetto]

Hi,

Adding gdal-bin in before-install appears indeed to solve the issue! Thank
you very much for the help!

Lorenzo

On 20 Dec 2017 13:47, "Benjamin Leutner" <benjamin.leutner at uni-wuerzburg.de>
wrote:

Hi,

I can't speak for gdalUtils, but my package uses rgdal and builds well on
travis.
I'm also installing gdal-bin, which you are not. Maybe that helps.
Here's my (admittedly somewhat messy) travis file:
https://github.com/bleutner/RStoolbox/blob/master/.travis.yml

Cheers,
Benjamin


On 12/19/2017 02:45 PM, Lorenzo Busetto wrote:

> ​​
> (crossposting from StackOverflow -
> https://stackoverflow.com/q/47884874/6871135)
>
> Dear all,
>
>   in a package I am maintaining (https://github.com/lbusett/MODIStsp), I
> use
> the `gdalUtils` package as a wrapper to
> ​ ​
> ​call​
>
> gdal processing ​
> utilities. The problem is that I can not find a way to run my test suite
> and examples on TRAVIS-CI. This appears
> ​ ​
> to
> ​ ​
> be related to the fact that the gdal installation folder is not found on
> the path, so that I receive the following
> ​ ​
> error:
>
> Warning in gdalUtils::gdal_setInstallation(ignore.full_scan = TRUE)
>> No GDAL installation found. Please install 'gdal' before continuing:
>> - www.gdal.org (no HDF4 support!)
>> - www.trac.osgeo.org/osgeo4w/ (with HDF4 support RECOMMENDED)
>> - www.fwtools.maptools.org (with HDF4 support)
>>
> (see here for the full build log:
> https://travis-ci.org/lbusett/MODIStsp/jobs/318037312)
>
> `gdalUtils::gdal_setInstallation()` is supposed to search for a
> ​ ​
> valid gdal installation, by first using sys.which(), and (in
> ​ ​
> case it fails) looking on "typical" installation paths (see
> https://www.rdocumentation.org/packages/gdalUtils/versions/
> 2.0.1.7/topics/gdal_setInstallation
> ).
>
> This happens besides gdal (apparently) being installed on travis in the
> build, using the following travis.yml configuration:
>
> language: r
> cache: packages
>
> warnings_are_errors: false
>
> ​​
> before_install:
>    - sudo add-apt-repository ppa:ubuntugis/ubuntugis-unstable --yes
>    - sudo add-apt-repository -y ppa:opencpu/jq --yes
>    - sudo apt-get -qq update
>    - sudo apt-get install -y libgdal-dev libproj-dev
>    - PATH="/usr/local/gdal/bin:$PATH"
>    - export DISPLAY=:99.0
>    - sh -e /etc/init.d/xvfb start
>
> matrix:
>    include:
>      - os: linux
>        dist: trusty
>        sudo: required
>        env:
>          global:
>            - R_LIBS="http://cran.rstudio.com"
>            - R_BUILD_ARGS="--no-build-vignettes --no-manual"
>            - R_CHECK_ARGS="--no-build-vignettes --no-manual --as-cran"
>            - R_CHECK_TIMINGS_="0"
>            - BOOTSTRAP_LATEX="1"
>        apt_packages:
>              - libgdal-dev
>              - libproj-dev
>              - libcairo2-dev
>              - libatk1.0-dev
>              - libpango1.0-dev
>              - libgtk2.0-dev
>              - libglib2.0-dev
>              - libcurl4-openssl-dev
>        r_binary_packages:
>          - cairoDevice
>          - RGtk2
>
> Do you have any suggestions to solve the issue? Do I need to somehow set
> the PATH to gdal in the travis.yml script? If so, how could I find out
> where gdal is being installed? (
> I already
> ​ ​
> tried adding a line like
> ​
> - PATH="/usr/local/gdal/bin:$PATH"
> ​ ​
> in
> ​
> ​
> before_install
> ​ within​
> ​
> the yml but it did not work).
>
> Thanks in advance for any help!
>
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>
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