gcc7: Removed java as a target language

pkgs/development/compilers/gcc/7/default.nix

@@ -2,23 +2,22 @@
 , langC ? true, langCC ? true, langFortran ? false
 , langObjC ? targetPlatform.isDarwin
 , langObjCpp ? targetPlatform.isDarwin
-, langJava ? false
 , langGo ? false
 , profiledCompiler ? false
 , staticCompiler ? false
 , enableShared ? true
 , texinfo ? null
-, perl ? null # optional, for texi2pod (then pod2man); required for Java
+, perl ? null # optional, for texi2pod (then pod2man)
 , gmp, mpfr, libmpc, gettext, which
 , libelf                      # optional, for link-time optimizations (LTO)
 , isl ? null # optional, for the Graphite optimization framework.
-, zlib ? null, boehmgc ? null
-, zip ? null, unzip ? null, pkgconfig ? null
+, zlib ? null
+,   pkgconfig ? null
 , gtk2 ? null, libart_lgpl ? null
 , libX11 ? null, libXt ? null, libSM ? null, libICE ? null, libXtst ? null
 , libXrender ? null, xproto ? null, renderproto ? null, xextproto ? null
 , libXrandr ? null, libXi ? null, inputproto ? null, randrproto ? null
-, x11Support ? langJava
+, x11Support ? false
 , enableMultilib ? false
 , enablePlugin ? hostPlatform == buildPlatform # Whether to support user-supplied plug-ins
 , name ? "gcc"
@@ -33,10 +32,6 @@
 , buildPackages
 }:
 
-assert langJava     -> zip != null && unzip != null
-                       && zlib != null && boehmgc != null
-                       && perl != null;  # for `--enable-java-home'
-
 # LTO needs libelf and zlib.
 assert libelf != null -> zlib != null;
 
@@ -70,29 +65,11 @@ let version = "7.3.0";
       })
       ++ optional langFortran ../gfortran-driving.patch;
 
-    javaEcj = fetchurl {
-      # The `$(top_srcdir)/ecj.jar' file is automatically picked up at
-      # `configure' time.
-
-      # XXX: Eventually we might want to take it from upstream.
-      url = "ftp://sourceware.org/pub/java/ecj-4.3.jar";
-      sha256 = "0jz7hvc0s6iydmhgh5h2m15yza7p2rlss2vkif30vm9y77m97qcx";
-    };
-
-    # Antlr (optional) allows the Java `gjdoc' tool to be built.  We want a
-    # binary distribution here to allow the whole chain to be bootstrapped.
-    javaAntlr = fetchurl {
-      url = http://www.antlr.org/download/antlr-4.4-complete.jar;
-      sha256 = "02lda2imivsvsis8rnzmbrbp8rh1kb8vmq4i67pqhkwz7lf8y6dz";
-    };
-
     xlibs = [
       libX11 libXt libSM libICE libXtst libXrender libXrandr libXi
       xproto renderproto xextproto inputproto randrproto
     ];
 
-    javaAwtGtk = langJava && x11Support;
-
     /* Platform flags */
     platformFlags = let
         gccArch = targetPlatform.platform.gcc.arch or null;
@@ -282,13 +259,12 @@ stdenv.mkDerivation ({
 
   # TODO(@Ericson2314): Make passthru instead. Weird to avoid mass rebuild,
   crossStageStatic = targetPlatform == hostPlatform || crossStageStatic;
-  inherit noSysDirs staticCompiler langJava
+  inherit noSysDirs staticCompiler
     libcCross crossMingw;
 
   depsBuildBuild = [ buildPackages.stdenv.cc ];
   nativeBuildInputs = [ texinfo which gettext ]
-    ++ (optional (perl != null) perl)
-    ++ (optional javaAwtGtk pkgconfig);
+    ++ (optional (perl != null) perl);
 
   # For building runtime libs
   depsBuildTarget =
@@ -303,8 +279,6 @@ stdenv.mkDerivation ({
     targetPackages.stdenv.cc.bintools # For linking code at run-time
   ] ++ (optional (isl != null) isl)
     ++ (optional (zlib != null) zlib)
-    ++ (optionals langJava [ boehmgc zip unzip ])
-    ++ (optionals javaAwtGtk ([ gtk2 libart_lgpl ] ++ xlibs))
     ++ (optionals (targetPlatform != hostPlatform) [targetPackages.stdenv.cc.bintools])
 
     # The builder relies on GNU sed (for instance, Darwin's `sed' fails with
@@ -356,7 +330,6 @@ stdenv.mkDerivation ({
           (  optional langC        "c"
           ++ optional langCC       "c++"
           ++ optional langFortran  "fortran"
-          ++ optional langJava     "java"
           ++ optional langGo       "go"
           ++ optional langObjC     "objc"
           ++ optional langObjCpp   "obj-c++"
@@ -377,19 +350,6 @@ stdenv.mkDerivation ({
     # Optional features
     optional (isl != null) "--with-isl=${isl}" ++
 
-    # Java options
-    optionals langJava [
-      "--with-ecj-jar=${javaEcj}"
-
-      # Follow Sun's layout for the convenience of IcedTea/OpenJDK.  See
-      # <http://mail.openjdk.java.net/pipermail/distro-pkg-dev/2010-April/008888.html>.
-      "--enable-java-home"
-      "--with-java-home=\${prefix}/lib/jvm/jre"
-    ] ++
-    optional javaAwtGtk "--enable-java-awt=gtk" ++
-    optional (langJava && javaAntlr != null) "--with-antlr-jar=${javaAntlr}" ++
-
-
     platformFlags ++
     optional (targetPlatform != hostPlatform) crossConfigureFlags ++
     optional (!bootstrap) "--disable-bootstrap" ++
@@ -428,11 +388,6 @@ stdenv.mkDerivation ({
   # Setting $CPATH and $LIBRARY_PATH to make sure both `gcc' and `xgcc' find the
   # library headers and binaries, regarless of the language being compiled.
   #
-  # Note: When building the Java AWT GTK+ peer, the build system doesn't honor
-  # `--with-gmp' et al., e.g., when building
-  # `libjava/classpath/native/jni/java-math/gnu_java_math_GMP.c', so we just add
-  # them to $CPATH and $LIBRARY_PATH in this case.
-  #
   # Likewise, the LTO code doesn't find zlib.
   #
   # Cross-compiling, we need gcc not to read ./specs in order to build the g++
@@ -441,9 +396,6 @@ stdenv.mkDerivation ({
 
   CPATH = optionals (targetPlatform == hostPlatform) (makeSearchPathOutput "dev" "include" ([]
     ++ optional (zlib != null) zlib
-    ++ optional langJava boehmgc
-    ++ optionals javaAwtGtk xlibs
-    ++ optionals javaAwtGtk [ gmp mpfr ]
     ++ optional (libpthread != null) libpthread
     ++ optional (libpthreadCross != null) libpthreadCross
 
@@ -455,9 +407,6 @@ stdenv.mkDerivation ({
 
   LIBRARY_PATH = optionals (targetPlatform == hostPlatform) (makeLibraryPath ([]
     ++ optional (zlib != null) zlib
-    ++ optional langJava boehmgc
-    ++ optionals javaAwtGtk xlibs
-    ++ optionals javaAwtGtk [ gmp mpfr ]
     ++ optional (libpthread != null) libpthread)
   );
 
@@ -498,8 +447,8 @@ stdenv.mkDerivation ({
 
     longDescription = ''
       The GNU Compiler Collection includes compiler front ends for C, C++,
-      Objective-C, Fortran, OpenMP for C/C++/Fortran, Java, and Ada, as well
-      as libraries for these languages (libstdc++, libgcj, libgomp,...).
+      Objective-C, Fortran, OpenMP for C/C++/Fortran, and Ada, as well as
+      libraries for these languages (libstdc++, libgomp,...).
 
       GCC development is a part of the GNU Project, aiming to improve the
       compiler used in the GNU system including the GNU/Linux variant.