diff --git a/pkgs/applications/science/math/weka/default.nix b/pkgs/applications/science/math/weka/default.nix index a59746dcaeb..3bfb22dad93 100644 --- a/pkgs/applications/science/math/weka/default.nix +++ b/pkgs/applications/science/math/weka/default.nix @@ -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 = {