Changes for returning support Qt 5.0 and GCC 4.6.

--HG--
branch : develop

src/app/tape/dialogs/configpages/tapeconfigurationpage.cpp

@@ -290,7 +290,7 @@ QGroupBox *TapeConfigurationPage::GradationGroup()
     {
         defSizeCombo->setCurrentIndex(index);
     }
-    connect(defHeightCombo, static_cast<void (QComboBox::*)(int)>(&QComboBox::currentIndexChanged), this,
+    connect(defHeightCombo, static_cast<void (QComboBox::*)(int)>(&QComboBox::currentIndexChanged),
             DefGradationChanged);
     gradationLayout->addRow(defSizeLabel, defSizeCombo);
 

src/app/tape/tape.pro

@@ -376,6 +376,15 @@ DEPENDPATH += $$PWD/../../libs/fervor
 win32:!win32-g++: PRE_TARGETDEPS += $$OUT_PWD/../../libs/fervor/$${DESTDIR}/fervor.lib
 else:unix|win32-g++: PRE_TARGETDEPS += $$OUT_PWD/../../libs/fervor/$${DESTDIR}/libfervor.a
 
+# IFC static library (depend on QMuParser, VMisc)
+unix|win32: LIBS += -L$$OUT_PWD/../../libs/ifc/$${DESTDIR}/ -lifc
+
+INCLUDEPATH += $$PWD/../../libs/ifc
+DEPENDPATH += $$PWD/../../libs/ifc
+
+win32:!win32-g++: PRE_TARGETDEPS += $$OUT_PWD/../../libs/ifc/$${DESTDIR}/ifc.lib
+else:unix|win32-g++: PRE_TARGETDEPS += $$OUT_PWD/../../libs/ifc/$${DESTDIR}/libifc.a
+
 #VMisc static library
 unix|win32: LIBS += -L$$OUT_PWD/../../libs/vmisc/$${DESTDIR}/ -lvmisc
 
@@ -394,15 +403,6 @@ DEPENDPATH += $$PWD/../../libs/vgeometry
 win32:!win32-g++: PRE_TARGETDEPS += $$OUT_PWD/../../libs/vgeometry/$${DESTDIR}/vgeometry.lib
 else:unix|win32-g++: PRE_TARGETDEPS += $$OUT_PWD/../../libs/vgeometry/$${DESTDIR}/libvgeometry.a
 
-# IFC static library (depend on QMuParser)
-unix|win32: LIBS += -L$$OUT_PWD/../../libs/ifc/$${DESTDIR}/ -lifc
-
-INCLUDEPATH += $$PWD/../../libs/ifc
-DEPENDPATH += $$PWD/../../libs/ifc
-
-win32:!win32-g++: PRE_TARGETDEPS += $$OUT_PWD/../../libs/ifc/$${DESTDIR}/ifc.lib
-else:unix|win32-g++: PRE_TARGETDEPS += $$OUT_PWD/../../libs/ifc/$${DESTDIR}/libifc.a
-
 # VLayout static library
 unix|win32: LIBS += -L$$OUT_PWD/../../libs/vlayout/$${DESTDIR}/ -lvlayout
 

src/app/tape/tmainwindow.cpp

@@ -1734,10 +1734,11 @@ void TMainWindow::SetupMenu()
 
     for (int i = 0; i < MaxRecentFiles; ++i)
     {
-        recentFileActs[i] = new QAction(this);
+        QAction *action = new QAction(this);
-        connect(recentFileActs[i], &QAction::triggered, this, [this]()
+        recentFileActs[i] = action;
+        connect(action, &QAction::triggered, [action, this]()
         {
-            if (auto action = qobject_cast<QAction *>(sender()))
+            if (action)
             {
                 const QString filePath = action->data().toString();
                 if (not filePath.isEmpty())
@@ -2783,6 +2784,7 @@ void TMainWindow::CreateWindowMenu(QMenu *menu)
 //---------------------------------------------------------------------------------------------------------------------
 bool TMainWindow::IgnoreLocking(int error, const QString &path)
 {
+#if QT_VERSION >= QT_VERSION_CHECK(5, 1, 0)
     QMessageBox::StandardButton answer = QMessageBox::Abort;
     if (not qApp->IsTestMode())
     {
@@ -2844,6 +2846,11 @@ bool TMainWindow::IgnoreLocking(int error, const QString &path)
         return false;
     }
     return true;
+#else
+    Q_UNUSED(error);
+    Q_UNUSED(path);
+    return true;// On older Qt lock assumed always taken. Allow user to ignore warning.
+#endif // QT_VERSION >= QT_VERSION_CHECK(5, 1, 0)
 }
 
 //---------------------------------------------------------------------------------------------------------------------

src/app/valentina/mainwindow.cpp

@@ -3612,11 +3612,12 @@ void MainWindow::CreateActions()
     //Actions for recent files loaded by a main window application.
     for (int i = 0; i < MaxRecentFiles; ++i)
     {
-        recentFileActs[i] = new QAction(this);
+        QAction *action = new QAction(this);
-        recentFileActs[i]->setVisible(false);
+        action->setVisible(false);
-        connect(recentFileActs[i], &QAction::triggered, this, [this]()
+        recentFileActs[i] = action;
+        connect(recentFileActs[i], &QAction::triggered, [action, this]()
         {
-            if (QAction *action = qobject_cast<QAction *>(sender()))
+            if (action)
             {
                 const QString filePath = action->data().toString();
                 if (not filePath.isEmpty())
@@ -4524,6 +4525,7 @@ void MainWindow::UpdateWindowTitle()
 //---------------------------------------------------------------------------------------------------------------------
 bool MainWindow::IgnoreLocking(int error, const QString &path)
 {
+#if QT_VERSION >= QT_VERSION_CHECK(5, 1, 0)
     QMessageBox::StandardButton answer = QMessageBox::Abort;
     if (VApplication::IsGUIMode())
     {
@@ -4586,6 +4588,11 @@ bool MainWindow::IgnoreLocking(int error, const QString &path)
         return false;
     }
     return true;
+#else
+    Q_UNUSED(error);
+    Q_UNUSED(path);
+    return true;// On older Qt lock assumed always taken. Allow user to ignore warning.
+#endif // QT_VERSION >= QT_VERSION_CHECK(5, 1, 0)
 }
 
 //---------------------------------------------------------------------------------------------------------------------

src/libs/vdxf/dxflib/dl_writer_ascii.cpp

@@ -67,6 +67,9 @@ void DL_WriterA::dxfReal(int gc, double value) const
     char str[256];
 QT_WARNING_PUSH
 QT_WARNING_DISABLE_MSVC(4996)
+#if defined(__GNUC__) && (__GNUC__ * 100 + __GNUC_MINOR__) < 408
+QT_WARNING_DISABLE_GCC("-Wformat")
+#endif
     if (version==DL_Codes::AC1009_MIN)
     {
         sprintf(str, "%.6lf", value);

src/libs/vmisc/abstracttest.h

@@ -41,10 +41,18 @@ template <class T> class QVector;
 #include <ciso646>
 #endif /* Q_CC_MSVC */
 
+#ifdef __GNUC__
+#define V_UNUSED __attribute__ ((unused))
+#else
+#define V_UNUSED
+#endif
+
 // Return codes for testing run application
-static const auto TST_EX_BIN = -1;      // Can't find binary.
+static const auto V_UNUSED TST_EX_BIN = -1;      // Can't find binary.
-static const auto TST_EX_TIME_OUT = -2; // The operation timed out or an error occurred.
+static const auto V_UNUSED TST_EX_TIME_OUT = -2; // The operation timed out or an error occurred.
-static const auto TST_EX_CRASH = -3;    // Program crashed.
+static const auto V_UNUSED TST_EX_CRASH = -3;    // Program crashed.
+
+#undef V_UNUSED
 
 enum ErrorState {ErrorLoad = 0, ErrorInstall, ErrorSize, NoError};
 

src/libs/vmisc/backport/qsavefile.cpp

@@ -47,7 +47,7 @@
 #include <QtCore/QTemporaryFile>
 
 QSaveFilePrivate::QSaveFilePrivate()
-    : tempFile(0), error(QFile::NoError)
+    : fileName(), tempFile(0), error(QFile::NoError)
 {
 }
 
@@ -256,7 +256,7 @@ bool QSaveFile::open(OpenMode mode)
   Cannot be called.
   Call commit() instead.
 */
-void QSaveFile::close()
+Q_NORETURN void QSaveFile::close()
 {
     qFatal("QSaveFile::close called");
 }

src/libs/vmisc/backport/qsavefile_p.h

@@ -69,6 +69,8 @@ public:
     QTemporaryFile *tempFile;
 
     QFile::FileError error;
+private:
+    Q_DISABLE_COPY(QSaveFilePrivate)
 };
 
 #endif // QT_VERSION < QT_VERSION_CHECK(5, 1, 0)

src/libs/vmisc/debugbreak.h

@@ -42,11 +42,11 @@ extern "C" {
 enum {
     /* gcc optimizers consider code after __builtin_trap() dead.
      * Making __builtin_trap() unsuitable for breaking into the debugger */
-    DEBUG_BREAK_PREFER_BUILTIN_TRAP_TO_SIGTRAP = 0,
+    DEBUG_BREAK_PREFER_BUILTIN_TRAP_TO_SIGTRAP = 0
 };
 
 #if defined(__i386__) || defined(__x86_64__)
-enum { HAVE_TRAP_INSTRUCTION = 1, };
+enum { HAVE_TRAP_INSTRUCTION = 1 };
 __attribute__((gnu_inline, always_inline))
 __inline__ static void trap_instruction(void)
 {
@@ -81,7 +81,7 @@ __inline__ static void trap_instruction(void)
      */
 }
 #elif defined(__arm__) && !defined(__thumb__)
-enum { HAVE_TRAP_INSTRUCTION = 1, };
+enum { HAVE_TRAP_INSTRUCTION = 1 };
 __attribute__((gnu_inline, always_inline))
 __inline__ static void trap_instruction(void)
 {
@@ -92,7 +92,7 @@ __inline__ static void trap_instruction(void)
      * as Thumb mode */
 }
 #elif defined(__aarch64__)
-enum { HAVE_TRAP_INSTRUCTION = 1, };
+enum { HAVE_TRAP_INSTRUCTION = 1 };
 __attribute__((gnu_inline, always_inline))
 __inline__ static void trap_instruction(void)
 {
@@ -101,7 +101,7 @@ __inline__ static void trap_instruction(void)
     __asm__ volatile(".inst 0xd4200000");
 }
 #else
-enum { HAVE_TRAP_INSTRUCTION = 0, };
+enum { HAVE_TRAP_INSTRUCTION = 0 };
 #endif
 
 __attribute__((gnu_inline, always_inline))

src/libs/vmisc/vlockguard.h

@@ -45,7 +45,7 @@
 #define PEDANT_COMPILER ,lock(nullptr)
 #else
 #define PEDANT_COMPILER
-#warning To have lock-file support you must use Qt 5.1+. Expect collissions when run 2 copies of the program.
+#pragma message("To have lock-file support you must use Qt 5.1+. Expect collissions when run 2 copies of the program.")
 #endif
 
 /*@brief
@@ -188,6 +188,10 @@ bool VLockGuard<Guarded>::TryLock(const QString &lockName, int stale, int timeou
         SetFileAttributesW(lockFile.toStdWString().c_str(), FILE_ATTRIBUTE_HIDDEN);
 #endif
     }
+#else
+    Q_UNUSED(lockName);
+    Q_UNUSED(stale);
+    Q_UNUSED(timeout);
 #endif
     return res;
 }

src/libs/vmisc/vsysexits.h

@@ -31,40 +31,53 @@
 
 #include <QTextStream>
 
-static const auto V_EX_OK = 0;               /*Indicate the successful exit.*/
+#ifdef __GNUC__
+#define V_UNUSED __attribute__ ((unused))
+#else
+#define V_UNUSED
+#endif
 
-static const auto V_EX_USAGE = 64;           /*The command was used incorrectly, e.g., with the wrong number of
+static const auto V_UNUSED V_EX_OK = 0;           /*Indicate the successful exit.*/
+
+static const auto V_UNUSED V_EX_USAGE = 64;       /*The command was used incorrectly, e.g., with the wrong number of
                                                     arguments, a bad flag, a bad syntax in a parameter, or whatever.*/
 
-static const auto V_EX_DATAERR = 65;         /*The input data was incorrect in some way.  This should only be used for
+static const auto V_UNUSED V_EX_DATAERR = 65;     /*The input data was incorrect in some way.  This should only be 
-                                             user's data and not system files.*/
+                                                    used for user's data and not system files.*/
 
-static const auto V_EX_NOINPUT = 66;         /*An input file (not a system file) did not exist or was not readable.*/
+static const auto V_UNUSED V_EX_NOINPUT = 66;     /*An input file (not a system file) did not exist or was not 
+                                                    readable.*/
 
-static const auto V_EX_UNAVAILABLE = 69;     /*A service is unavailable.  This can occur if a support program or file
+static const auto V_UNUSED V_EX_UNAVAILABLE = 69; /*A service is unavailable.  This can occur if a support program or 
-                                             does not exist.  This can also be used as a catchall message when
+                                                    file does not exist.  This can also be used as a catchall message 
-                                             something you wanted to do doesn't work, but you don't know why.*/
+                                                    when something you wanted to do doesn't work, but you don't know 
+                                                    why.*/
 
-static const auto V_EX_SOFTWARE = 70;        /*An internal software error has been detected.  This should be limited to
+static const auto V_UNUSED V_EX_SOFTWARE = 70;    /*An internal software error has been detected.  This should be 
-                                             nonoperating operating system related errors as possible.*/
+                                                    limited to nonoperating operating system related errors as 
+                                                    possible.*/
 
-static const auto V_EX_OSERR = 71;           /*An operating system error has been detected.  This is intended to be
+static const auto V_UNUSED V_EX_OSERR = 71;       /*An operating system error has been detected.  This is intended to be
-                                             used for such things as ``cannot fork'', ``cannot create pipe'', or the
+                                                    used for such things as ``cannot fork'', ``cannot create pipe'', or 
-                                             like. It includes things like getuid returning a user that does not exist
+                                                    the like. It includes things like getuid returning a user that does 
-                                             in the passwd file.*/
+                                                    not exist in the passwd file.*/
 
-static const auto V_EX_OSFILE = 72;          /*Some system file (e.g., /etc/passwd, /var/run/utmp, etc.) does not exist,
+static const auto V_UNUSED V_EX_OSFILE = 72;      /*Some system file (e.g., /etc/passwd, /var/run/utmp, etc.) does not 
-                                             cannot be opened, or has some sort of error (e.g., syntax error).*/
+                                                    exist, cannot be opened, or has some sort of error (e.g., syntax 
+                                                    error).*/
 
-static const auto V_EX_CANTCREAT = 73;       /*A (user specified) output file cannot be created.*/
+static const auto V_UNUSED V_EX_CANTCREAT = 73;   /*A (user specified) output file cannot be created.*/
 
-static const auto V_EX_IOERR = 74;           /*An error occurred while doing I/O on some file.*/
+static const auto V_UNUSED V_EX_IOERR = 74;       /*An error occurred while doing I/O on some file.*/
 
-static const auto V_EX_NOPERM = 77;          /*You did not have sufficient permission to perform the operation.  This
+static const auto V_UNUSED V_EX_NOPERM = 77;      /*You did not have sufficient permission to perform the operation. 
-                                             is not intended for file system problems, which should use EX_NOINPUT or
+                                                    This is not intended for file system problems, which should use
-                                             EX_CANTCREAT, but rather for higher level permissions.*/
+                                                    EX_NOINPUT or EX_CANTCREAT, but rather for higher level 
+                                                    permissions.*/
 
-static const auto V_EX_CONFIG = 78;          /*Something was found in an unconfigured or misconfigured state.*/
+static const auto V_UNUSED V_EX_CONFIG = 78;      /*Something was found in an unconfigured or misconfigured state.*/
+
+#undef V_UNUSED
 
 //---------------------------------------------------------------------------------------------------------------------
 inline QTextStream& vStdErr()

src/libs/vobj/predicates.cpp

@@ -113,7 +113,11 @@ QT_WARNING_PUSH
 QT_WARNING_DISABLE_MSVC(4701)
 QT_WARNING_DISABLE_GCC("-Wold-style-cast")
 QT_WARNING_DISABLE_GCC("-Wfloat-equal")
+#if defined(__GNUC__) && (__GNUC__ * 100 + __GNUC_MINOR__) >= 408
 QT_WARNING_DISABLE_GCC("-Wmaybe-uninitialized")
+#else
+QT_WARNING_DISABLE_GCC("-Wuninitialized")
+#endif
 
 /* On some machines, the exact arithmetic routines might be defeated by the  */
 /*   use of internal extended precision floating-point registers.  Sometimes */

src/libs/vtools/tools/drawTools/vdrawtool.h

@@ -239,7 +239,7 @@ QString VDrawTool::ObjectName(quint32 id) const
 {
     try
     {
-        return VAbstractTool::data.GeometricObject<T>(id)->name();
+        return data.GeometricObject<T>(id)->name();
     }
     catch (const VExceptionBadId &e)
     {

src/libs/vtools/tools/vtooluniondetails.cpp

@@ -1053,7 +1053,12 @@ quint32 VToolUnionDetails::TakeNextId(QVector<quint32> &children)
     quint32 idChild = NULL_ID;
     if (not children.isEmpty())
     {
+#if QT_VERSION >= QT_VERSION_CHECK(5, 1, 0)
         idChild = children.takeFirst();
+#else 
+        idChild = children.first(); 
+        children.remove(0); 
+#endif
     }
     else
     {

src/libs/vtools/visualization/line/vistoolrotation.cpp

@@ -271,7 +271,7 @@ QGraphicsPathItem *VisToolRotation::GetCurve(quint32 i, const QColor &color)
 template <class Item>
 int VisToolRotation::AddCurve(qreal angle, const QPointF &origin, quint32 id, int i)
 {
-    const QSharedPointer<Item> curve = Visualization::data->GeometricObject<Item>(id);
+    const QSharedPointer<Item> curve = Visualization::data->template GeometricObject<Item>(id);
 
     ++i;
     QGraphicsPathItem *path = GetCurve(i, supportColor2);

src/test/ValentinaTest/ValentinaTest.pro

@@ -137,6 +137,15 @@ DEPENDPATH += $$PWD/../../libs/vpatterndb
 win32:!win32-g++: PRE_TARGETDEPS += $$OUT_PWD/../../libs/vpatterndb/$${DESTDIR}/vpatterndb.lib
 else:unix|win32-g++: PRE_TARGETDEPS += $$OUT_PWD/../../libs/vpatterndb/$${DESTDIR}/libvpatterndb.a
 
+# IFC static library (depend on QMuParser, VMisc)
+unix|win32: LIBS += -L$$OUT_PWD/../../libs/ifc/$${DESTDIR}/ -lifc
+
+INCLUDEPATH += $$PWD/../../libs/ifc
+DEPENDPATH += $$PWD/../../libs/ifc
+
+win32:!win32-g++: PRE_TARGETDEPS += $$OUT_PWD/../../libs/ifc/$${DESTDIR}/ifc.lib
+else:unix|win32-g++: PRE_TARGETDEPS += $$OUT_PWD/../../libs/ifc/$${DESTDIR}/libifc.a
+
 #VMisc static library
 unix|win32: LIBS += -L$$OUT_PWD/../../libs/vmisc/$${DESTDIR}/ -lvmisc
 
@@ -155,15 +164,6 @@ DEPENDPATH += $$PWD/../../libs/vgeometry
 win32:!win32-g++: PRE_TARGETDEPS += $$OUT_PWD/../../libs/vgeometry/$${DESTDIR}/vgeometry.lib
 else:unix|win32-g++: PRE_TARGETDEPS += $$OUT_PWD/../../libs/vgeometry/$${DESTDIR}/libvgeometry.a
 
-# IFC static library (depend on QMuParser)
-unix|win32: LIBS += -L$$OUT_PWD/../../libs/ifc/$${DESTDIR}/ -lifc
-
-INCLUDEPATH += $$PWD/../../libs/ifc
-DEPENDPATH += $$PWD/../../libs/ifc
-
-win32:!win32-g++: PRE_TARGETDEPS += $$OUT_PWD/../../libs/ifc/$${DESTDIR}/ifc.lib
-else:unix|win32-g++: PRE_TARGETDEPS += $$OUT_PWD/../../libs/ifc/$${DESTDIR}/libifc.a
-
 # VLayout static library
 unix|win32: LIBS += -L$$OUT_PWD/../../libs/vlayout/$${DESTDIR} -lvlayout