check_gdal: Check GDAL installation

In pobsteta/theia2r: An R toolbox to find, download and preprocess Sentinel-2 data

Description

The function check that GDAL is installed and updated to the minimum required version (2.1.3, since previous versions do not manage SAFE format).

Usage

check_gdal(abort = TRUE, force = FALSE)

Arguments

abort	Logical parameter: if TRUE (default), the function aborts in case no GDAL installation is found; if FALSE, a warning is shown and FALSE is returned.
force	(optional) Logical: if TRUE, install even if it is already installed (default is FALSE).

Value

Logical (invisible): TRUE in case the installation is ok, FALSE if GDAL is missing and abort=FALSE (otherwise, the function stops).

Note

License: GPL 3.0

Author(s)

Luigi Ranghetti, phD (2017) [e-mail]

Examples

## Not run: 

# Remove previous GDAL information
options("gdalUtils_gdalPath" = NULL)
getOption("gdalUtils_gdalPath")

# Use function
check_gdal()
getOption("gdalUtils_gdalPath")

## End(Not run)

pobsteta/theia2r documentation built on May 25, 2019, 2:21 p.m.