libgdal, netcdf: disable hdf in cross builds.

hdf5 cannot be cross compiled and the ARM repos are
staged due to this.

Fixes #19614

srcpkgs/libgdal/template

@@ -6,7 +6,7 @@ wrksrc="gdal-${version}"
 build_style=gnu-configure
 configure_args="--with-liblzma --with-webp --with-zstd --with-podofo"
 hostmakedepends="gettext-devel pkg-config python-numpy json-c-devel"
-makedepends="freexl-devel geos-devel hdf5-devel jasper-devel json-c-devel
+makedepends="freexl-devel geos-devel jasper-devel json-c-devel
  libcurl-devel libopenexr-devel libopenjpeg2-devel libpodofo-devel libqhull-devel
  libwebp-devel libxml2-devel libzstd-devel netcdf-devel opencl-headers pcre2-devel
  proj-devel sqlite-devel"
@@ -18,6 +18,10 @@ distfiles="http://download.osgeo.org/gdal/${version}/gdal-${version}.tar.xz"
 checksum=5569a4daa1abcbba47a9d535172fc335194d9214fdb96cd0f139bb57329ae277
 subpackages="libgdal-devel libgdal-tools"
 
+if [ -z "$CROSS_BUILD" ]; then
+	makedepends+=" hdf5-devel"
+fi
+
 post_install() {
 	vinstall gdal.pc 644 usr/lib/pkgconfig
 	vlicense LICENSE.TXT

srcpkgs/netcdf/template

@@ -6,7 +6,7 @@ wrksrc="netcdf-c-${version}"
 build_style=gnu-configure
 configure_args="--enable-shared"
 hostmakedepends="m4"
-makedepends="hdf5-devel libcurl-devel"
+makedepends="libcurl-devel"
 short_desc="Machine-independent format for representing scientific data"
 maintainer="Hans Grob <woufrous@gmail.com>"
 license="NetCDF"
@@ -14,6 +14,13 @@ homepage="https://www.unidata.ucar.edu/software/netcdf/"
 distfiles="https://github.com/Unidata/netcdf-c/archive/v${version}.tar.gz"
 checksum=05d064a2d55147b83feff3747bea13deb77bef390cb562df4f9f9f1ce147840d
 
+if [ "$CROSS_BUILD" ]; then
+	configure_args+=" --disable-netcdf-4"
+else
+	configure_args+=" --enable-netcdf-4"
+	makedepends+=" hdf5-devel"
+fi
+
 post_install() {
 	# Remove references to hardening -specs.
 	sed -e "s|-specs=.*hardened-ld||g" -e "s|-specs=.*hardened-cc1||g" \