Adds initial intermediate qt6 porting state

qt6-after/qt6-migrated-legatus/Z/src/NGLLogger/NGLLoggerBootstrap.h

@@ -0,0 +1,59 @@
+
+
+
+#ifndef NGLLOGGERBOOTSTRAP_H
+#define NGLLOGGERBOOTSTRAP_H
+
+#include "INGLLogger.h"
+#include "NGLLogger_export.h"
+
+namespace NGL
+{
+
+namespace NGLLoggerBootstrap
+{
+class AlreadyCreatedError final : public std::exception
+{
+  const char* what() const noexcept override
+  {
+    return "NGLLogger rootlogger already created!";
+  }
+};
+
+class NotCreatedError final : public std::exception
+{
+  const char* what() const noexcept override
+  {
+    return "NGLLogger rootlogger not yet created!";
+  }
+};
+
+
+
+
+NGLLOGGER_EXPORT INGLLogger &getNGLRootLogger();
+
+
+
+
+
+
+
+
+NGLLOGGER_EXPORT INGLLogger &createNGLRootLogger(const QString &configfilename,
+                                                 bool ignorealreadycreated,
+                                                 const QString &logOutputName = QString(),
+                                                 bool quiet = false);
+inline INGLLogger &createNGLRootLogger(const char *configfilename,
+                                       bool ignorealreadycreated,
+                                       const QString &logOutputName = QString())
+{
+  return createNGLRootLogger(QString::fromUtf8(configfilename), ignorealreadycreated, logOutputName);
+}
+
+} 
+
+} 
+
+
+#endif