Fixed gcc4 warnings

client/portstatsproxymodel.h

@@ -41,7 +41,7 @@ protected:
         return filterRegExp().exactMatch(user) ? true : false;
     }
     bool filterAcceptsRow(int sourceRow, 
-                          const QModelIndex &sourceParent) const
+                          const QModelIndex &/*sourceParent*/) const
     {
         // Hide row 0 - username (needed only by this filter class)
         return (sourceRow > 0) ? true : false;

client/updater.cpp

@@ -77,7 +77,7 @@ void Updater::responseReceived(QHttpResponseHeader response)
             response.statusCode(), qPrintable(response.reasonPhrase()));
 }
 
-void Updater::parseXml(int id, bool error) 
+void Updater::parseXml(int /*id*/, bool error) 
 {
     QXmlStreamReader xml;
     QString newVersion;

common/pythonfileformat.cpp

@@ -46,8 +46,8 @@ PythonFileFormat::~PythonFileFormat()
     // Nothing to do
 }
 
-bool PythonFileFormat::openStreams(const QString fileName, 
-        OstProto::StreamConfigList &streams, QString &error)
+bool PythonFileFormat::openStreams(const QString /*fileName*/, 
+        OstProto::StreamConfigList &/*streams*/, QString &/*error*/)
 {
     // NOT SUPPORTED!
     return false;
@@ -219,10 +219,13 @@ bool PythonFileFormat::saveStreams(const OstProto::StreamConfigList streams,
     return true;
 
 _open_fail:
+    error = QString(tr("Error opening %1 (Error Code = %2)"))
+        .arg(fileName)
+        .arg(file.error());
     return false;
 }
 
-bool PythonFileFormat::isMyFileFormat(const QString fileName)
+bool PythonFileFormat::isMyFileFormat(const QString /*fileName*/)
 {
     // isMyFileFormat() is used for file open case to detect
     // file format - Open not supported for Python Scripts

protobuf.pri

@@ -29,14 +29,14 @@ protobuf_impl.name  = protobuf implementation
 protobuf_impl.input = PROTOS
 protobuf_impl.output  = ${QMAKE_FILE_BASE}.pb.cc
 protobuf_impl.depends  = ${QMAKE_FILE_BASE}.pb.h
-protobuf_impl.commands = $$escape_expand(\n)
+protobuf_impl.commands = $$escape_expand(\\n)
 protobuf_impl.variable_out = GENERATED_SOURCES
 QMAKE_EXTRA_COMPILERS += protobuf_impl 
 
 protobuf_py.name  = protobuf python binding
 protobuf_py.input = PROTOS
 protobuf_py.output  = ../binding/protocols/${QMAKE_FILE_BASE}_pb2.py
-protobuf_py.commands = $$escape_expand(\n)
+protobuf_py.commands = $$escape_expand(\\n)
 #protobuf_py.commands = protoc --python_out="../binding/protocols" $${PROTOPATHS} ${QMAKE_FILE_NAME}
 protobuf_py.variable_out = GENERATED_FILES 
 QMAKE_EXTRA_COMPILERS += protobuf_py 

rpc/pbrpcchannel.cpp

@@ -208,7 +208,7 @@ _top:
         {
             static quint32 cumLen = 0;
             QIODevice *blob;
-            int l;
+            int l = 0;
 
             blob = static_cast<PbRpcController*>(controller)->binaryBlob();
             Q_ASSERT(blob != NULL);
@@ -294,7 +294,7 @@ _top:
         {
             static quint32 cumLen = 0;
             static QByteArray error;
-            int l;
+            int l = 0;
 
             while (cumLen < len)
             {