QSystemLibrary: Replace 0 with nullptr

Use modern C++ more.

Change-Id: I8ba2a6e95187976b7e4077bb39f05eab04a8575f
Reviewed-by: Mårten Nordheim <marten.nordheim@qt.io>

2 files changed, 7 insertions, 7 deletions

diff --git a/src/corelib/plugin/qsystemlibrary.cpp b/src/corelib/plugin/qsystemlibrary.cpp
index dfca23ca3a..503bb25206 100644
--- a/src/corelib/plugin/qsystemlibrary.cpp
+++ b/src/corelib/plugin/qsystemlibrary.cpp
@@ -80,10 +80,10 @@ HINSTANCE QSystemLibrary::load(const wchar_t *libraryName, bool onlySystemDirect
         }
         fullPathAttempt.append(fileName);
         HINSTANCE inst = ::LoadLibrary(reinterpret_cast<const wchar_t *>(fullPathAttempt.utf16()));
-        if (inst != 0)
+        if (inst != nullptr)
             return inst;
     }
-    return 0;
+    return nullptr;
 }
 
 QT_END_NAMESPACE
diff --git a/src/corelib/plugin/qsystemlibrary_p.h b/src/corelib/plugin/qsystemlibrary_p.h
index c24caf3c2e..ebdcaa7b74 100644
--- a/src/corelib/plugin/qsystemlibrary_p.h
+++ b/src/corelib/plugin/qsystemlibrary_p.h
@@ -28,14 +28,14 @@ public:
     explicit QSystemLibrary(const QString &libraryName)
     {
         m_libraryName = libraryName;
-        m_handle = 0;
+        m_handle = nullptr;
         m_didLoad = false;
     }
 
     explicit QSystemLibrary(const wchar_t *libraryName)
     {
         m_libraryName = QString::fromWCharArray(libraryName);
-        m_handle = 0;
+        m_handle = nullptr;
         m_didLoad = false;
     }
 
@@ -43,12 +43,12 @@ public:
     {
         m_handle = load((const wchar_t *)m_libraryName.utf16(), onlySystemDirectory);
         m_didLoad = true;
-        return (m_handle != 0);
+        return (m_handle != nullptr);
     }
 
     bool isLoaded()
     {
-        return (m_handle != 0);
+        return (m_handle != nullptr);
     }
 
     QFunctionPointer resolve(const char *symbol)
@@ -56,7 +56,7 @@ public:
         if (!m_didLoad)
             load();
         if (!m_handle)
-            return 0;
+            return nullptr;
         return QFunctionPointer(GetProcAddress(m_handle, symbol));
     }