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-PROJ is a generic coordinate transformation software, that transforms
+proj is a generic coordinate transformation software, that transforms
coordinates from one coordinate reference system (CRS) to another. This
includes cartographic projections as well as geodetic transformations.
-This SlackBuild also includes the datum grid files for PROJ (excluding the
-regional resource packages).
+For datum grids, install the proj-data package. Without this package,
+proj can fetch required grids from the internet as needed.
+
+By default, the script does not build nor run the tests. You can use the
+option TESTBUILD=YES to build and run the tests before the make install
+part.