Fixed a couple of GCC warnings and CppCheck issues.

application/gui/adjusterwidgets/abstractadjusterwidget.h

@@ -146,8 +146,8 @@ namespace campvis {
     template<typename T>
     AbstractAdjusterWidget<T>::AbstractAdjusterWidget(QWidget* parent /*= 0*/)
         : QWidget(parent)
-        , _slider(0)
-        , _spinBox(0)
+        , _slider(nullptr)
+        , _spinBox(nullptr)
     {
         _spinBox = new typename AdjusterWidgetTraits<T>::SpinBoxType;
         _spinBox->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Preferred);

core/tools/quadrenderer.cpp

@@ -30,12 +30,9 @@ namespace campvis {
 
     QuadRenderer::QuadRenderer()
         : cgt::Singleton<QuadRenderer>()
-        , _quad11(nullptr)
-        , _quad01(nullptr)
-    {
-        _quad11 = GeometryDataFactory::createQuad(cgt::vec3(-1.f, -1.f, 0.f), cgt::vec3(1.f), cgt::vec3(0.f), cgt::vec3(1.f));
-        _quad01 = GeometryDataFactory::createQuad(cgt::vec3(0.f), cgt::vec3(1.f), cgt::vec3(0.f), cgt::vec3(1.f));
-    }
+        , _quad11(GeometryDataFactory::createQuad(cgt::vec3(-1.f, -1.f, 0.f), cgt::vec3(1.f), cgt::vec3(0.f), cgt::vec3(1.f)))
+        , _quad01(GeometryDataFactory::createQuad(cgt::vec3(0.f), cgt::vec3(1.f), cgt::vec3(0.f), cgt::vec3(1.f)))
+    {}
 
     QuadRenderer::~QuadRenderer() {
     }

modules/io/processors/mhdimagereader.cpp

@@ -189,7 +189,7 @@ namespace campvis {
 
                 while (!file->eof()) {
                     std::string line = StringUtils::trim(file->getLine());
-                    if (line.find("ElementDataFile") == 0) {
+                    if (line.compare("ElementDataFile") == 0) {
                         offset = file->tell();
                     }
                 file->close();

scripting/CMakeLists.txt

@@ -57,6 +57,8 @@ MACRO(DECLARE_LUA_MODULE InterfaceFile)
 
     IF(WIN32)
         ADD_DEFINITIONS("/wd4244 /wd4267")
+    ELSEIF(UNIX)
+        ADD_DEFINITIONS("-Wno-error=maybe-uninitialized")
     ENDIF()
     
     SET_SOURCE_FILES_PROPERTIES(${InterfaceFile} PROPERTIES CPLUSPLUS ON)