jsoncpp: 1.7.2->1.8.0

I also re-added some stuff lost in previous update (83fd63995a), like
darwin support and maintainers info.

pkgs/development/libraries/jsoncpp/default.nix

@@ -1,34 +1,47 @@
 { stdenv
-, fetchgit
+, fetchFromGitHub
 , cmake
 , python
 }:
 stdenv.mkDerivation rec {
   name = "jsoncpp-${version}";
-  version = "1.7.2";
+  version = "1.8.0";
 
-  src = fetchgit {
-    url = https://github.com/open-source-parsers/jsoncpp.git;
-    sha256 = "04w4cfmvyv52rpqhc370ln8rhlsrr515778bixhgafqbp3p4x34k";
-    rev = "c8054483f82afc3b4db7efe4e5dc034721649ec8";
+  src = fetchFromGitHub {
+    owner = "open-source-parsers";
+    repo = "jsoncpp";
+    rev = version;
+    sha256 = "1lg22zrjnl10x1bw0wfz72xd2kfbzynyggk8vdwd89mp1g8xjl9d";
   };
 
-  configurePhase = ''
-    mkdir -p Build
-    pushd Build
+  /* During darwin bootstrap, we have a cp that doesn't understand the
+   * --reflink=auto flag, which is used in the default unpackPhase for dirs
+   */
+  unpackPhase = ''
+    cp -a ${src} ${src.name}
+    chmod -R +w ${src.name}
+    export sourceRoot=${src.name}
+  '';
 
-    mkdir -p $out
-    cmake .. -DCMAKE_INSTALL_PREFIX=$out \
-             -DBUILD_SHARED_LIBS=ON \
-             -DCMAKE_BUILD_TYPE=Release
-  ''; 
+  # Hack to be able to run the test, broken because we use
+  # CMAKE_SKIP_BUILD_RPATH to avoid cmake resetting rpath on install
+  preBuild = ''
+    export LD_LIBRARY_PATH="`pwd`/src/lib_json:$LD_LIBRARY_PATH"
+  '';
 
-  buildInputs = [ cmake python ];
+  nativeBuildInputs = [ cmake python ];
+
+  cmakeFlags = [
+    "-DBUILD_SHARED_LIBS=ON"
+    "-DBUILD_STATIC_LIBS=OFF"
+  ];
 
   meta = with stdenv.lib; {
+    inherit version;
     homepage = https://github.com/open-source-parsers/jsoncpp;
     description = "A C++ library for interacting with JSON.";
+    maintainers = with maintainers; [ ttuegel page ];
     license = licenses.mit;
-    platforms = platforms.linux;
+    platforms = platforms.all;
   };
 }