Qt5 & VTK builds. VTK works with Qt 4 and 5.

var/spack/packages/qt/package.py

@@ -3,7 +3,16 @@
 class Qt(Package):
     """Qt is a comprehensive cross-platform C++ application framework."""
     homepage = "http://qt.io"
+    list_url   = 'http://download.qt-project.org/official_releases/qt/'
+    list_depth = 2
 
+    version('5.4.0', 'e8654e4b37dd98039ba20da7a53877e6',
+            url='http://download.qt-project.org/official_releases/qt/5.4/5.4.0/single/qt-everywhere-opensource-src-5.4.0.tar.gz')
+    version('5.3.2', 'febb001129927a70174467ecb508a682',
+            url='http://download.qt.io/archive/qt/5.3/5.3.2/single/qt-everywhere-opensource-src-5.3.2.tar.gz')
+
+    version('5.2.1', 'a78408c887c04c34ce615da690e0b4c8',
+            url='http://download.qt.io/archive/qt/5.2/5.2.1/single/qt-everywhere-opensource-src-5.2.1.tar.gz')
     version('4.8.6', '2edbe4d6c2eff33ef91732602f3518eb',
             url="http://download.qt-project.org/official_releases/qt/4.8/4.8.6/qt-everywhere-opensource-src-4.8.6.tar.gz")
 
@@ -20,25 +29,62 @@ class Qt(Package):
     depends_on("libmng")
     depends_on("jpeg")
 
+    depends_on("gperf") # Needed to build Qt with webkit.
+
     def patch(self):
-        # Fix qmake compilers in the default mkspec
+        if self.spec.satisfies('@4'):
             qmake_conf = 'mkspecs/common/g++-base.conf'
+        elif self.spec.satisfies('@5'):
+            qmake_conf = 'qtbase/mkspecs/common/g++-base.conf'
+        else:
+            return
+
+        # Fix qmake compilers in the default mkspec
+        filter_file(r'^QMAKE_COMPILER *=.*$',  'QMAKE_COMPILER = cc', qmake_conf)
         filter_file(r'^QMAKE_CC *=.*$',        'QMAKE_CC = cc',       qmake_conf)
         filter_file(r'^QMAKE_CXX *=.*$',       'QMAKE_CXX = c++',     qmake_conf)
 
 
-    def install(self, spec, prefix):
-        configure('-v',
-                  '-confirm-license',
+    @property
+    def common_config_args(self):
+        return [
+            '-prefix', self.prefix,
+            '-v',
             '-opensource',
-                  '-prefix', prefix,
+            "-release",
+            '-shared',
+            '-confirm-license',
             '-openssl-linked',
             '-dbus-linked',
-                  '-fast',
             '-optimized-qmake',
+            '-no-openvg',
             '-no-pch',
-                  '-no-phonon',
+            # For now, disable all the database drivers
+            "-no-sql-db2", "-no-sql-ibase", "-no-sql-mysql", "-no-sql-oci", "-no-sql-odbc",
+            "-no-sql-psql", "-no-sql-sqlite", "-no-sql-sqlite2", "-no-sql-tds",
+            # NIS is deprecated in more recent glibc
+            "-no-nis"]
+
+
+    @when('@4')
+    def configure(self):
+        configure('-no-phonon',
                   '-no-phonon-backend',
-                  '-no-openvg')
+                  '-fast',
+                  *self.common_config_args)
+
+
+    @when('@5')
+    def configure(self):
+        configure('-no-eglfs',
+                  '-no-directfb',
+                  '-qt-xcb',
+                  # If someone wants to get a webkit build working, be my guest!
+                  '-skip', 'qtwebkit',
+                  *self.common_config_args)
+
+
+    def install(self, spec, prefix):
+        self.configure()
         make()
         make("install")

var/spack/packages/vtk/package.py

@@ -0,0 +1,40 @@
+from spack import *
+
+class Vtk(Package):
+    """The Visualization Toolkit (VTK) is an open-source, freely
+    available software system for 3D computer graphics, image
+    processing and visualization. """
+    homepage = "http://www.vtk.org"
+    url      = "http://www.vtk.org/files/release/6.1/VTK-6.1.0.tar.gz"
+
+    version('6.1.0', '25e4dfb3bad778722dcaec80cd5dab7d')
+
+    depends_on("qt")
+
+    def install(self, spec, prefix):
+        with working_dir('spack-build', create=True):
+            cmake_args = [
+                "..",
+                "-DBUILD_SHARED_LIBS=ON",
+                # Disable wrappers for other languages.
+                "-DVTK_WRAP_PYTHON=OFF",
+                "-DVTK_WRAP_JAVA=OFF",
+                "-DVTK_WRAP_TCL=OFF"]
+            cmake_args.extend(std_cmake_args)
+
+            # Enable Qt support here.
+            cmake_args.extend([
+                "-DQT_QMAKE_EXECUTABLE:PATH=%s/qmake" % spec['qt'].prefix.bin,
+                "-DVTK_Group_Qt:BOOL=ON",
+                # Ignore webkit because it's hard to build w/Qt
+                "-DVTK_Group_Qt=OFF",
+                "-DModule_vtkGUISupportQt:BOOL=ON",
+                "-DModule_vtkGUISupportQtOpenGL:BOOL=ON"
+                ])
+
+            if spec['qt'].satisfies('@5'):
+                cmake_args.append("-DVTK_QT_VERSION:STRING=5")
+
+            cmake(*cmake_args)
+            make()
+            make("install")