Tidy nullptr usage

Move away from using 0 as pointer literal.

Done using clang-tidy. This is not complete as
run-clang-tidy can't handle all of qtbase in one go.

Change-Id: I1076a21f32aac0dab078af6f175f7508145eece0
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
Reviewed-by: Lars Knoll <lars.knoll@qt.io>

6 files changed, 18 insertions, 18 deletions

diff --git a/src/plugins/platforms/eglfs/api/qeglfscontext.cpp b/src/plugins/platforms/eglfs/api/qeglfscontext.cpp
index c10b6facbb..48fafbda8d 100644
--- a/src/plugins/platforms/eglfs/api/qeglfscontext.cpp
+++ b/src/plugins/platforms/eglfs/api/qeglfscontext.cpp
@@ -78,7 +78,7 @@ EGLSurface QEglFSContext::createTemporaryOffscreenSurface()
         }
     }
     EGLConfig config = q_configFromGLFormat(eglDisplay(), format());
-    return eglCreateWindowSurface(eglDisplay(), config, m_tempWindow, 0);
+    return eglCreateWindowSurface(eglDisplay(), config, m_tempWindow, nullptr);
 }
 
 void QEglFSContext::destroyTemporaryOffscreenSurface(EGLSurface surface)
diff --git a/src/plugins/platforms/eglfs/api/qeglfscursor.cpp b/src/plugins/platforms/eglfs/api/qeglfscursor.cpp
index 22319fcc66..98e05195ee 100644
--- a/src/plugins/platforms/eglfs/api/qeglfscursor.cpp
+++ b/src/plugins/platforms/eglfs/api/qeglfscursor.cpp
@@ -62,7 +62,7 @@ QEglFSCursor::QEglFSCursor(QPlatformScreen *screen)
   : m_visible(true),
     m_screen(static_cast<QEglFSScreen *>(screen)),
     m_activeScreen(nullptr),
-    m_deviceListener(0),
+    m_deviceListener(nullptr),
     m_updateRequested(false)
 {
     QByteArray hideCursorVal = qgetenv("QT_QPA_EGLFS_HIDECURSOR");
diff --git a/src/plugins/platforms/eglfs/api/qeglfsintegration.cpp b/src/plugins/platforms/eglfs/api/qeglfsintegration.cpp
index d3f51c0d0e..d9a3545a95 100644
--- a/src/plugins/platforms/eglfs/api/qeglfsintegration.cpp
+++ b/src/plugins/platforms/eglfs/api/qeglfsintegration.cpp
@@ -109,10 +109,10 @@ QT_BEGIN_NAMESPACE
 
 QEglFSIntegration::QEglFSIntegration()
     : m_display(EGL_NO_DISPLAY),
-      m_inputContext(0),
+      m_inputContext(nullptr),
       m_fontDb(new QGenericUnixFontDatabase),
       m_services(new QGenericUnixServices),
-      m_kbdMgr(0),
+      m_kbdMgr(nullptr),
       m_disableInputHandlers(false)
 {
     m_disableInputHandlers = qEnvironmentVariableIntValue("QT_QPA_EGLFS_DISABLE_INPUT");
@@ -223,7 +223,7 @@ QPlatformOpenGLContext *QEglFSIntegration::createPlatformOpenGLContext(QOpenGLCo
         EGLConfig config = QEglFSDeviceIntegration::chooseConfig(dpy, adjustedFormat);
         ctx = new QEglFSContext(adjustedFormat, share, dpy, &config, QVariant());
     } else {
-        ctx = new QEglFSContext(adjustedFormat, share, dpy, 0, nativeHandle);
+        ctx = new QEglFSContext(adjustedFormat, share, dpy, nullptr, nativeHandle);
     }
     nativeHandle = QVariant::fromValue<QEGLNativeContext>(QEGLNativeContext(ctx->eglContext(), dpy));
 
@@ -307,7 +307,7 @@ static int resourceType(const QByteArray &key)
 
 void *QEglFSIntegration::nativeResourceForIntegration(const QByteArray &resource)
 {
-    void *result = 0;
+    void *result = nullptr;
 
     switch (resourceType(resource)) {
     case EglDisplay:
@@ -329,7 +329,7 @@ void *QEglFSIntegration::nativeResourceForIntegration(const QByteArray &resource
 
 void *QEglFSIntegration::nativeResourceForScreen(const QByteArray &resource, QScreen *screen)
 {
-    void *result = 0;
+    void *result = nullptr;
 
     switch (resourceType(resource)) {
     case XlibDisplay:
@@ -347,7 +347,7 @@ void *QEglFSIntegration::nativeResourceForScreen(const QByteArray &resource, QSc
 
 void *QEglFSIntegration::nativeResourceForWindow(const QByteArray &resource, QWindow *window)
 {
-    void *result = 0;
+    void *result = nullptr;
 
     switch (resourceType(resource)) {
     case EglDisplay:
@@ -374,7 +374,7 @@ void *QEglFSIntegration::nativeResourceForWindow(const QByteArray &resource, QWi
 #ifndef QT_NO_OPENGL
 void *QEglFSIntegration::nativeResourceForContext(const QByteArray &resource, QOpenGLContext *context)
 {
-    void *result = 0;
+    void *result = nullptr;
 
     switch (resourceType(resource)) {
     case EglContext:
@@ -402,7 +402,7 @@ static void *eglContextForContext(QOpenGLContext *context)
 
     QEglFSContext *handle = static_cast<QEglFSContext *>(context->handle());
     if (!handle)
-        return 0;
+        return nullptr;
 
     return handle->eglContext();
 }
@@ -416,7 +416,7 @@ QPlatformNativeInterface::NativeResourceForContextFunction QEglFSIntegration::na
 #else
     Q_UNUSED(resource);
 #endif
-    return 0;
+    return nullptr;
 }
 
 QFunctionPointer QEglFSIntegration::platformFunction(const QByteArray &function) const
diff --git a/src/plugins/platforms/eglfs/api/qeglfsoffscreenwindow.cpp b/src/plugins/platforms/eglfs/api/qeglfsoffscreenwindow.cpp
index 864271cd3a..c96e329816 100644
--- a/src/plugins/platforms/eglfs/api/qeglfsoffscreenwindow.cpp
+++ b/src/plugins/platforms/eglfs/api/qeglfsoffscreenwindow.cpp
@@ -67,7 +67,7 @@ QEglFSOffscreenWindow::QEglFSOffscreenWindow(EGLDisplay display, const QSurfaceF
         return;
     }
     EGLConfig config = q_configFromGLFormat(m_display, m_format);
-    m_surface = eglCreateWindowSurface(m_display, config, m_window, 0);
+    m_surface = eglCreateWindowSurface(m_display, config, m_window, nullptr);
     if (m_surface != EGL_NO_SURFACE)
         m_format = q_glFormatFromConfig(m_display, config);
 }
diff --git a/src/plugins/platforms/eglfs/api/qeglfsscreen.cpp b/src/plugins/platforms/eglfs/api/qeglfsscreen.cpp
index 11b68c0589..8a8e8cd563 100644
--- a/src/plugins/platforms/eglfs/api/qeglfsscreen.cpp
+++ b/src/plugins/platforms/eglfs/api/qeglfsscreen.cpp
@@ -54,7 +54,7 @@ QT_BEGIN_NAMESPACE
 QEglFSScreen::QEglFSScreen(EGLDisplay dpy)
     : m_dpy(dpy),
       m_surface(EGL_NO_SURFACE),
-      m_cursor(0)
+      m_cursor(nullptr)
 {
     m_cursor = qt_egl_device_integration()->createCursor(this);
 }
@@ -164,7 +164,7 @@ void QEglFSScreen::handleCursorMove(const QPoint &pos)
         return;
     }
 
-    QWindow *enter = 0, *leave = 0;
+    QWindow *enter = nullptr, *leave = nullptr;
     for (int i = windows.count() - 1; i >= 0; --i) {
         QWindow *window = windows[i]->sourceWindow();
         const QRect geom = window->geometry();
diff --git a/src/plugins/platforms/eglfs/api/qeglfswindow.cpp b/src/plugins/platforms/eglfs/api/qeglfswindow.cpp
index 3457be116a..f7e116eb88 100644
--- a/src/plugins/platforms/eglfs/api/qeglfswindow.cpp
+++ b/src/plugins/platforms/eglfs/api/qeglfswindow.cpp
@@ -61,8 +61,8 @@ QT_BEGIN_NAMESPACE
 QEglFSWindow::QEglFSWindow(QWindow *w)
     : QPlatformWindow(w),
 #ifndef QT_NO_OPENGL
-      m_backingStore(0),
-      m_rasterCompositingContext(0),
+      m_backingStore(nullptr),
+      m_rasterCompositingContext(nullptr),
 #endif
       m_winId(0),
       m_surface(EGL_NO_SURFACE),
@@ -207,7 +207,7 @@ void QEglFSWindow::resetSurface()
     m_format = q_glFormatFromConfig(display, m_config, platformFormat);
     const QSize surfaceSize = screen()->rawGeometry().size();
     m_window = qt_egl_device_integration()->createNativeWindow(this, surfaceSize, m_format);
-    m_surface = eglCreateWindowSurface(display, m_config, m_window, NULL);
+    m_surface = eglCreateWindowSurface(display, m_config, m_window, nullptr);
 }
 
 void QEglFSWindow::setVisible(bool visible)
@@ -337,7 +337,7 @@ const QPlatformTextureList *QEglFSWindow::textures() const
     if (m_backingStore)
         return m_backingStore->textures();
 
-    return 0;
+    return nullptr;
 }
 
 void QEglFSWindow::endCompositing()