add extra arguments for qmake

unlike user arguments, extra arguments are not user editable

Change-Id: I0413c2da699c6d2fce1db10a8bc3dd938c8477b0
Reviewed-by: Tobias Hunger <tobias.hunger@qt.io>

src/plugins/qmakeprojectmanager/qmakestep.cpp

@@ -86,6 +86,7 @@ QMakeStep::QMakeStep(BuildStepList *bsl, Core::Id id) :
 QMakeStep::QMakeStep(BuildStepList *bsl, QMakeStep *bs) :
     AbstractProcessStep(bsl, bs),
     m_userArgs(bs->m_userArgs),
+    m_extraArgs(bs->m_extraArgs),
     m_forced(bs->m_forced),
     m_linkQmlDebuggingLibrary(bs->m_linkQmlDebuggingLibrary),
     m_useQtQuickCompiler(bs->m_useQtQuickCompiler),
@@ -154,6 +155,8 @@ QString QMakeStep::allArguments(const BaseQtVersion *v, bool shorted) const
     QString args = QtcProcess::joinArgs(arguments);
     // User arguments
     QtcProcess::addArgs(&args, m_userArgs);
+    foreach (QString arg, m_extraArgs)
+        QtcProcess::addArgs(&args, arg);
     return args;
 }
 
@@ -405,6 +408,21 @@ void QMakeStep::setUserArguments(const QString &arguments)
     qmakeBuildConfiguration()->emitProFileEvaluateNeeded();
 }
 
+QStringList QMakeStep::extraArguments() const
+{
+    return m_extraArgs;
+}
+
+void QMakeStep::setExtraArguments(const QStringList &args)
+{
+    if (m_extraArgs != args) {
+        m_extraArgs = args;
+        emit extraArgumentsChanged();
+        qmakeBuildConfiguration()->emitQMakeBuildConfigurationChanged();
+        qmakeBuildConfiguration()->emitProFileEvaluateNeeded();
+    }
+}
+
 bool QMakeStep::linkQmlDebuggingLibrary() const
 {
     return m_linkQmlDebuggingLibrary;
@@ -517,6 +535,7 @@ QString QMakeStep::userArguments()
 FileName QMakeStep::mkspec() const
 {
     QString additionalArguments = m_userArgs;
+    QtcProcess::addArgs(&additionalArguments, m_extraArgs);
     for (QtcProcess::ArgIterator ait(&additionalArguments); ait.next(); ) {
         if (ait.value() == QLatin1String("-spec")) {
             if (ait.next())

src/plugins/qmakeprojectmanager/qmakestep.h

@@ -135,8 +135,11 @@ public:
     QStringList parserArguments();
     // arguments set by the user
     QString userArguments();
-    Utils::FileName mkspec() const;
     void setUserArguments(const QString &arguments);
+    // QMake extra arguments. Not user editable.
+    QStringList extraArguments() const;
+    void setExtraArguments(const QStringList &args);
+    Utils::FileName mkspec() const;
     bool linkQmlDebuggingLibrary() const;
     void setLinkQmlDebuggingLibrary(bool enable);
     bool useQtQuickCompiler() const;
@@ -152,6 +155,7 @@ public:
 
 signals:
     void userArgumentsChanged();
+    void extraArgumentsChanged();
     void linkQmlDebuggingLibraryChanged();
     void useQtQuickCompilerChanged();
     void separateDebugInfoChanged();
@@ -174,6 +178,8 @@ private:
     QString m_makeExecutable;
     QString m_makeArguments;
     QString m_userArgs;
+    // Extra arguments for qmake.
+    QStringList m_extraArgs;
 
     QFutureInterface<bool> m_inputFuture;
     QFutureWatcher<bool> m_inputWatcher;