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923dda992b
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.
60 lines
1.6 KiB
Nix
60 lines
1.6 KiB
Nix
{ stdenv, fetchurl, unzip, ant, jdk7, makeWrapper }:
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let
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version = "3.7.2";
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date = "201202080800";
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in
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stdenv.mkDerivation rec {
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name = "ecj-${version}";
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src = fetchurl {
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url = "http://eclipse.ialto.org/eclipse/downloads/drops/R-${version}-${date}/ecjsrc-${version}.jar";
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sha256 = "0swyysbyfmv068x8q1c5jqpwk5zb4xahg17aypx5rwb660f8fpbm";
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};
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buildInputs = [ unzip ant jdk7 makeWrapper ];
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unpackPhase = ''
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mkdir "${name}"
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cd "${name}"
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unzip "$src"
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'';
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# Use whatever compiler Ant knows.
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buildPhase = "ant build";
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installPhase = ''
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mkdir -pv $out/share/java
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cp -v *.jar $out/share/java
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mkdir -pv $out/bin
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makeWrapper ${jdk7.jre}/bin/java $out/bin/ecj \
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--add-flags "-cp $out/share/java/ecj.jar org.eclipse.jdt.internal.compiler.batch.Main"
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# Add a setup hook that causes Ant to use the ECJ.
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mkdir -p $out/nix-support
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cat <<EOF > $out/nix-support/setup-hook
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export NIX_ANT_ARGS="-Dbuild.compiler=org.eclipse.jdt.core.JDTCompilerAdapter \$NIX_ANT_ARGS"
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EOF
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'';
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meta = {
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description = "The Eclipse Compiler for Java (ECJ)";
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longDescription = ''
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ECJ is an incremental Java compiler. Implemented as an Eclipse
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builder, it is based on technology evolved from VisualAge for Java
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compiler. In particular, it allows users to run and debug code which
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still contains unresolved errors.
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'';
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homepage = http://www.eclipse.org/jdt/core/index.php;
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# http://www.eclipse.org/legal/epl-v10.html (free software, copyleft)
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license = stdenv.lib.licenses.epl10;
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platforms = stdenv.lib.platforms.linux ++ stdenv.lib.platforms.darwin;
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};
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}
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