instance()

template<typename T, int N = 0>

static T & fl::SingletonShared< T, N >::instance ( )

inlinestatic

Definition at line 81 of file singleton.h.

                                     {
        // Check the process-wide registry first (handles cross-DLL sharing).
        // FL_PRETTY_FUNCTION produces a unique string per template instantiation
        // (includes template parameters in the signature).
        void* existing = detail::singleton_registry_get(FL_PRETTY_FUNCTION);
        if (existing) {
            return *static_cast<T*>(existing);
        }
        // First time for this type — create and register
        T* ptr = instanceInner();
        detail::singleton_registry_set(FL_PRETTY_FUNCTION, ptr);
        return *ptr;
    }

References FL_NOEXCEPT, FL_PRETTY_FUNCTION, instanceInner(), fl::detail::singleton_registry_get(), and fl::detail::singleton_registry_set().

Referenced by fl::get_async_logger_by_index(), and fl::detail::ActiveLoggerRegistry::instance().

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