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nixpkgs/pkgs/development/eclipse/ecj/default.nix
Robert Helgesson 923dda992b ecj: require jdk7 instead of jdk
The ecj build fails in Java 8 due to backwards incompatible changes in
the `javax.lang.model` namespace so with this change we specifically ask
for a JDK for Java 7.
2015-07-27 17:37:37 +02:00

60 lines
1.6 KiB
Nix

{ stdenv, fetchurl, unzip, ant, jdk7, makeWrapper }:
let
version = "3.7.2";
date = "201202080800";
in
stdenv.mkDerivation rec {
name = "ecj-${version}";
src = fetchurl {
url = "http://eclipse.ialto.org/eclipse/downloads/drops/R-${version}-${date}/ecjsrc-${version}.jar";
sha256 = "0swyysbyfmv068x8q1c5jqpwk5zb4xahg17aypx5rwb660f8fpbm";
};
buildInputs = [ unzip ant jdk7 makeWrapper ];
unpackPhase = ''
mkdir "${name}"
cd "${name}"
unzip "$src"
'';
# Use whatever compiler Ant knows.
buildPhase = "ant build";
installPhase = ''
mkdir -pv $out/share/java
cp -v *.jar $out/share/java
mkdir -pv $out/bin
makeWrapper ${jdk7.jre}/bin/java $out/bin/ecj \
--add-flags "-cp $out/share/java/ecj.jar org.eclipse.jdt.internal.compiler.batch.Main"
# Add a setup hook that causes Ant to use the ECJ.
mkdir -p $out/nix-support
cat <<EOF > $out/nix-support/setup-hook
export NIX_ANT_ARGS="-Dbuild.compiler=org.eclipse.jdt.core.JDTCompilerAdapter \$NIX_ANT_ARGS"
EOF
'';
meta = {
description = "The Eclipse Compiler for Java (ECJ)";
longDescription = ''
ECJ is an incremental Java compiler. Implemented as an Eclipse
builder, it is based on technology evolved from VisualAge for Java
compiler. In particular, it allows users to run and debug code which
still contains unresolved errors.
'';
homepage = http://www.eclipse.org/jdt/core/index.php;
# http://www.eclipse.org/legal/epl-v10.html (free software, copyleft)
license = stdenv.lib.licenses.epl10;
platforms = stdenv.lib.platforms.linux ++ stdenv.lib.platforms.darwin;
};
}