Clean up class definitions of makefile generators

Remove pointless constructors and destructors.

Change-Id: I7aea8587bf3598b6f5324aac8898edf227475d63
Reviewed-by: Christian Kandeler <christian.kandeler@qt.io>

qmake/generators/mac/pbuilder_pbx.cpp

@@ -60,11 +60,6 @@ static QString qtSha1(const QByteArray &src)
     return QString::fromLatin1(digest.toHex());
 }
 
-ProjectBuilderMakefileGenerator::ProjectBuilderMakefileGenerator() : UnixMakefileGenerator()
-{
-
-}
-
 bool
 ProjectBuilderMakefileGenerator::writeMakefile(QTextStream &t)
 {

qmake/generators/mac/pbuilder_pbx.h

@@ -61,19 +61,12 @@ class ProjectBuilderMakefileGenerator : public UnixMakefileGenerator
     QString writeSettings(const QString &var, const ProStringList &vals, int flags=0, int indent_level=0);
 
 public:
-    ProjectBuilderMakefileGenerator();
-    ~ProjectBuilderMakefileGenerator();
-
     bool supportsMetaBuild() override { return false; }
     bool openOutput(QFile &, const QString &) const override;
 protected:
     bool doPrecompiledHeaders() const override { return false; }
     bool doDepends() const override { return writingUnixMakefileGenerator && UnixMakefileGenerator::doDepends(); }
 };
-
-inline ProjectBuilderMakefileGenerator::~ProjectBuilderMakefileGenerator()
-{ }
-
 QT_END_NAMESPACE
 
 #endif // PBUILDER_PBX_H

qmake/generators/makefile.cpp

@@ -94,13 +94,6 @@ bool MakefileGenerator::mkdir(const QString &in_path) const
     return QDir().mkpath(path);
 }
 
-// ** base makefile generator
-MakefileGenerator::MakefileGenerator() :
-    no_io(false), project(nullptr)
-{
-}
-
-
 void
 MakefileGenerator::verifyCompilers()
 {

qmake/generators/makefile.h

@@ -54,7 +54,7 @@ struct ReplaceExtraCompilerCacheKey;
 class MakefileGenerator : protected QMakeSourceFileInfo
 {
     QString spec;
-    bool no_io;
+    bool no_io = false;
     bool resolveDependenciesInFrameworks = false;
     QHash<QString, bool> init_compiler_already;
     QString makedir, chkexists;
@@ -131,7 +131,7 @@ protected:
     QMakeLocalFileName fixPathForFile(const QMakeLocalFileName &, bool) override;
     QMakeLocalFileName findFileForDep(const QMakeLocalFileName &, const QMakeLocalFileName &) override;
     QFileInfo findFileInfo(const QMakeLocalFileName &) override;
-    QMakeProject *project;
+    QMakeProject *project = nullptr;
 
     //escape
     virtual QString escapeFilePath(const QString &path) const = 0;
@@ -256,8 +256,6 @@ protected:
                             const QString &fixedFile);
 
 public:
-    MakefileGenerator();
-    ~MakefileGenerator();
     QMakeProject *projectFile() const;
     void setProjectFile(QMakeProject *p);
 
@@ -295,9 +293,6 @@ inline QString MakefileGenerator::installRoot() const
 inline bool MakefileGenerator::findLibraries(bool, bool)
 { return true; }
 
-inline MakefileGenerator::~MakefileGenerator()
-{ }
-
 struct ReplaceExtraCompilerCacheKey
 {
     mutable uint hash;

qmake/generators/projectgenerator.cpp

@@ -50,10 +50,6 @@ QString project_builtin_regx() //calculate the builtin regular expression..
     return ret;
 }
 
-ProjectGenerator::ProjectGenerator() : MakefileGenerator()
-{
-}
-
 void
 ProjectGenerator::init()
 {

qmake/generators/projectgenerator.h

@@ -46,15 +46,10 @@ protected:
     QString escapeFilePath(const QString &path) const override { Q_ASSERT(false); return QString(); }
 
 public:
-    ProjectGenerator();
-    ~ProjectGenerator();
     bool supportsMetaBuild() override { return false; }
     bool openOutput(QFile &, const QString &) const override;
 };
 
-inline ProjectGenerator::~ProjectGenerator()
-{ }
-
 QT_END_NAMESPACE
 
 #endif // PROJECTGENERATOR_H

qmake/generators/unix/unixmake.h

@@ -35,15 +35,11 @@ QT_BEGIN_NAMESPACE
 
 class UnixMakefileGenerator : public MakefileGenerator
 {
-    bool include_deps;
+    bool include_deps = false;
     QString libtoolFileName(bool fixify=true);
     void writeLibtoolFile();     // for libtool
     void writePrlFile(QTextStream &) override;
 
-public:
-    UnixMakefileGenerator();
-    ~UnixMakefileGenerator();
-
 protected:
     virtual bool doPrecompiledHeaders() const { return project->isActiveConfig("precompile_header"); }
     bool doDepends() const override { return !Option::mkfile::do_stub_makefile && MakefileGenerator::doDepends(); }
@@ -69,9 +65,6 @@ private:
     ProStringList libdirToFlags(const ProKey &key);
 };
 
-inline UnixMakefileGenerator::~UnixMakefileGenerator()
-{ }
-
 QT_END_NAMESPACE
 
 #endif // UNIXMAKE_H

qmake/generators/unix/unixmake2.cpp

@@ -39,11 +39,6 @@
 
 QT_BEGIN_NAMESPACE
 
-UnixMakefileGenerator::UnixMakefileGenerator() : MakefileGenerator(), include_deps(false)
-{
-
-}
-
 void
 UnixMakefileGenerator::writePrlFile(QTextStream &t)
 {

qmake/generators/win32/mingw_make.cpp

@@ -38,10 +38,6 @@
 
 QT_BEGIN_NAMESPACE
 
-MingwMakefileGenerator::MingwMakefileGenerator() : Win32MakefileGenerator()
-{
-}
-
 QString MingwMakefileGenerator::escapeDependencyPath(const QString &path) const
 {
     QString ret = path;

qmake/generators/win32/mingw_make.h

@@ -35,9 +35,6 @@ QT_BEGIN_NAMESPACE
 
 class MingwMakefileGenerator : public Win32MakefileGenerator
 {
-public:
-    MingwMakefileGenerator();
-    ~MingwMakefileGenerator();
 protected:
     using MakefileGenerator::escapeDependencyPath;
     QString escapeDependencyPath(const QString &path) const override;
@@ -65,9 +62,6 @@ private:
     QString objectsLinkLine;
 };
 
-inline MingwMakefileGenerator::~MingwMakefileGenerator()
-{ }
-
 QT_END_NAMESPACE
 
 #endif // MINGW_MAKE_H

qmake/generators/win32/msvc_nmake.cpp

@@ -38,11 +38,6 @@
 
 QT_BEGIN_NAMESPACE
 
-NmakeMakefileGenerator::NmakeMakefileGenerator() : usePCH(false), usePCHC(false)
-{
-
-}
-
 bool
 NmakeMakefileGenerator::writeMakefile(QTextStream &t)
 {

qmake/generators/win32/msvc_nmake.h

@@ -54,17 +54,10 @@ protected:
     QString var(const ProKey &value) const override;
     QString precompH, precompObj, precompPch;
     QString precompObjC, precompPchC;
-    bool usePCH, usePCHC;
+    bool usePCH = false;
-
+    bool usePCHC = false;
-public:
-    NmakeMakefileGenerator();
-    ~NmakeMakefileGenerator();
-
 };
 
-inline NmakeMakefileGenerator::~NmakeMakefileGenerator()
-{ }
-
 QT_END_NAMESPACE
 
 #endif // MSVC_NMAKE_H

qmake/generators/win32/winmakefile.cpp

@@ -40,10 +40,6 @@
 
 QT_BEGIN_NAMESPACE
 
-Win32MakefileGenerator::Win32MakefileGenerator() : MakefileGenerator()
-{
-}
-
 ProString Win32MakefileGenerator::fixLibFlag(const ProString &lib)
 {
     if (lib.startsWith("-l"))  // Fallback for unresolved -l libs.

qmake/generators/win32/winmakefile.h

@@ -35,9 +35,6 @@ QT_BEGIN_NAMESPACE
 
 class Win32MakefileGenerator : public MakefileGenerator
 {
-public:
-    Win32MakefileGenerator();
-    ~Win32MakefileGenerator();
 protected:
     QString defaultInstall(const QString &) override;
     virtual void writeCleanParts(QTextStream &t);
@@ -68,9 +65,6 @@ protected:
     virtual QString getManifestFileForRcFile() const;
 };
 
-inline Win32MakefileGenerator::~Win32MakefileGenerator()
-{ }
-
 QT_END_NAMESPACE
 
 #endif // WINMAKEFILE_H