New Package: GrADS (#17476)

* grads minimal package

* udpt template

* grads minima

* grads & shapelib package

* hdf4

* cleanup

* hdf5, netcdf variants

* updates environment function

* updating paths and pkgconfig

* cleanup

var/spack/repos/builtin/packages/grads/package.py

@@ -0,0 +1,65 @@
+# Copyright 2013-2020 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+from spack import *
+
+
+class Grads(AutotoolsPackage):
+    """The Grid Analysis and Display System (GrADS) is an interactive
+    desktop tool that is used for easy access, manipulation, and visualization
+    of earth science data. GrADS has two data models for handling gridded and
+    station data. GrADS supports many data file formats, including
+    binary (stream or sequential), GRIB (version 1 and 2), NetCDF,
+    HDF (version 4 and 5), and BUFR (for station data)."""
+
+    homepage = "http://cola.gmu.edu/grads/grads.php"
+    url      = "ftp://cola.gmu.edu/grads/2.2/grads-2.2.1-src.tar.gz"
+
+    version('2.2.1', sha256='695e2066d7d131720d598bac0beb61ac3ae5578240a5437401dc0ffbbe516206')
+
+    variant('geotiff', default=True, description="Enable GeoTIFF support")
+    variant('shapefile', default=True, description="Enable Shapefile support")
+
+    """
+    # FIXME: Fails with undeclared functions (tdefi, tdef, ...) in gauser.c
+    variant('hdf5', default=False, description="Enable HDF5 support")
+    variant('hdf4', default=False, description="Enable HDF4 support")
+    variant('netcdf', default=False, description="Enable NetCDF support")
+    depends_on('hdf5', when='+hdf5')
+    depends_on('hdf', when='+hdf4')
+    depends_on('netcdf-c', when='+netcdf')
+    """
+
+    depends_on('libgeotiff', when='+geotiff')
+    depends_on('shapelib', when='+shapefile')
+    depends_on('udunits')
+    depends_on('libgd')
+    depends_on('libxmu')
+    depends_on('cairo +X +pdf +fc +ft')
+    depends_on('readline')
+    depends_on('pkgconfig', type='build')
+
+    def setup_build_environment(self, env):
+        env.set('SUPPLIBS', '/')
+
+    def setup_run_environment(self, env):
+        env.set('GADDIR', self.prefix.data)
+
+    @run_after('install')
+    def copy_data(self):
+        with working_dir(self.build_directory):
+            install_tree('data', self.prefix.data)
+        with working_dir(self.package_dir):
+            install('udpt', self.prefix.data)
+            filter_file(
+                r'({lib})',
+                self.prefix.lib,
+                self.prefix.data.udpt
+            )
+
+    def configure_args(self):
+        args = []
+        args.extend(self.with_or_without('geotiff'))
+        return args

var/spack/repos/builtin/packages/grads/udpt

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+gxdisplay    Cairo    {lib}/libgxdCairo.so
+gxprint      Cairo    {lib}/libgxpCairo.so

var/spack/repos/builtin/packages/shapelib/package.py

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+# Copyright 2013-2020 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+from spack import *
+
+
+class Shapelib(CMakePackage):
+    """The Shapefile C Library provides the ability to write simple C programs
+    for reading, writing and updating (to a limited extent) ESRI Shapefiles,
+    and the associated attribute file (.dbf).
+    """
+
+    homepage = "http://shapelib.maptools.org/"
+    url      = "https://github.com/OSGeo/shapelib/archive/v1.5.0.tar.gz"
+
+    version('1.5.0', sha256='48de3a6a8691b0b111b909c0b908af4627635c75322b3a501c0c0885f3558cad')