apache-maven: Update to version 3.8.4

Some newer projects (Neo4j) are unhappy with the older version 3.6.0

apache-maven-3.8.4-0.build.sh

@@ -0,0 +1,48 @@
+#! /bin/bash
+
+PKG=apache-maven
+VERSION=3.8.4
+BUILD=0
+
+# Orig: https://dlcdn.apache.org/maven/maven-3/3.8.4/source/apache-maven-3.8.4-src.tar.gz
+URL=https://beehive.molgen.mpg.de/ae8674b3ec8e901066d17b33b45eeb21/apache-maven-3.8.4-src.tar.gz
+SRC=$( echo $URL | rev | cut -d/ -f1 | rev )
+
+PREFIX=/pkg/$PKG-$VERSION-$BUILD
+
+set -xe
+umask 022
+
+# Note: setting HOME doesn't prevent maven from placing files in
+# /scratch/local/build_home/.m2/repository
+
+exec </dev/null
+
+PATH=/bin:/usr/bin:/usr/sbin:/usr/local/package/bin:/usr/local/bin
+
+mkdir -p $PREFIX
+cat >$PREFIX/profile <<-EOF
+	PATH=$PREFIX/bin:\$PATH
+EOF
+. $PREFIX/profile
+
+# this won't work, maven commits suicide by deleting $PREFIX after a 'failed' clean -- oops :)
+# BUILDDIR=$PREFIX/build
+# I'm curious what will happen when the prefix is set to /usr.
+
+COOKIE=$(mcookie)
+BUILDDIR=/scratch/local2/maven_build-$COOKIE
+
+mkdir -p $BUILDDIR
+cd $BUILDDIR
+
+test -e $SRC || wget $URL
+test -d $PKG-$VERSION || tar xf $SRC
+
+cd $PKG-$VERSION
+# dear maven, you can not delete $PREFIX ...
+mvn -DdistributionTargetDir="$PREFIX/__tmp__" clean package
+mv $PREFIX/__tmp__/* $PREFIX
+rmdir $PREFIX/__tmp__
+rm -r $BUILDDIR
+exit