weka: use makeWrapper

This commit is contained in:
Jörg Thalheim 2018-04-05 19:21:16 +01:00
parent 05bffb5a0d
commit fb3b3d6394

View file

@ -1,4 +1,4 @@
{ stdenv, fetchurl, jre, unzip }:
{ stdenv, fetchurl, jre, unzip, makeWrapper }:
stdenv.mkDerivation rec {
name = "weka-${version}";
@ -9,20 +9,16 @@ stdenv.mkDerivation rec {
sha256 = "0zwmhspmqb0a7cm6k6i0s6q3w19ws1g9dx3cp2v3g3vsif6cdh31";
};
buildInputs = [ unzip ];
buildInputs = [ unzip makeWrapper ];
# The -Xmx1000M comes suggested from their download page:
# http://www.cs.waikato.ac.nz/ml/weka/downloading.html
installPhase = ''
mkdir -pv $out/share/weka $out/bin
mkdir -pv $out/share/weka
cp -Rv * $out/share/weka
cat > $out/bin/weka << EOF
#!${stdenv.shell}
${jre}/bin/java -Xmx1000M -jar $out/share/weka/weka.jar
EOF
chmod +x $out/bin/weka
makeWrapper ${jre}/bin/java $out/bin/weka \
--add-flags "-Xmx1000M -jar $out/share/weka/weka.jar"
'';
meta = {