Added ecj (The Eclipse Compiler for Java) to Nix. This means that Java

5.0 code can now be compiled and run in Nix (the J2RE 5.0 was already
available without deployment problems).

Also, I need ecj to checkout its behaviour and warnings as a second
reference (javac).


svn path=/nixpkgs/trunk/; revision=3783

pkgs/development/compilers/ecj/builder.sh

@@ -0,0 +1,21 @@
+. $stdenv/setup
+
+unzip $src
+cd jdtcoresrc
+ant -f compilejdtcorewithjavac.xml
+
+mkdir -p $out/share/ecj
+mv ecj.jar $out/share/ecj
+
+mkdir -p $out/bin
+
+cat >> $out/bin/ecj <<EOF
+#! /bin/sh
+
+export JAVA_HOME=$j2re
+export LANG="en_US"
+
+$j2re/bin/java -cp $out/share/ecj/ecj.jar org.eclipse.jdt.internal.compiler.batch.Main \$@
+EOF
+
+chmod u+x $out/bin/ecj

pkgs/development/compilers/ecj/default.nix

@@ -0,0 +1,13 @@
+{stdenv, fetchurl, unzip, ant, j2re}: 
+
+stdenv.mkDerivation {
+  name = "ecj-3.1";
+  builder = ./builder.sh;
+  src = fetchurl {
+    url = ftp://sunsite.informatik.rwth-aachen.de/pub/mirror/eclipse/R-3.1-200506271435/eclipse-sourceBuild-srcIncluded-3.1.zip;
+    md5 = "19ad65d52005da5eaa1d3687b3a50de2";
+  };
+
+  inherit j2re;
+  buildInputs = [unzip ant j2re];
+}

pkgs/system/all-packages-generic.nix

@@ -482,6 +482,11 @@ rec {
     inherit fetchurl stdenv;
   };
 
+  ecj = (import ../development/compilers/ecj) {
+    inherit fetchurl stdenv unzip j2re;
+    ant  = apacheAntBlackdown14;
+  };
+
   blackdown = (import ../development/compilers/blackdown) {
     inherit fetchurl stdenv;
   };

pkgs/system/populate-cache.nix

@@ -110,6 +110,8 @@ let {
     blackdown
     apacheAntBlackdown14
     jikes
+    ecj
+    j2re
     jetty
   ;};