    /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
    /*
     * This file is part of the LibreOffice project.
     *
     * This Source Code Form is subject to the terms of the Mozilla Public
     * License, v. 2.0. If a copy of the MPL was not distributed with this
     * file, You can obtain one at http://mozilla.org/MPL/2.0/.
     *
     * This file incorporates work covered by the following license notice:
     *
     *   Licensed to the Apache Software Foundation (ASF) under one or more
     *   contributor license agreements. See the NOTICE file distributed
     *   with this work for additional information regarding copyright
     *   ownership. The ASF licenses this file to you under the Apache
     *   License, Version 2.0 (the "License"); you may not use this file
     *   except in compliance with the License. You may obtain a copy of
     *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
     */

    #include <rtl/bootstrap.hxx>

    #include <uno/lbnames.h>
    #include <uno/mapping.hxx>

    #include <cppuhelper/factory.hxx>
    #include <cppuhelper/compbase.hxx>
    #include <cppuhelper/component_context.hxx>
    #include <cppuhelper/supportsservice.hxx>

    #include <com/sun/star/lang/XServiceInfo.hpp>
    #include <com/sun/star/lang/XSingleComponentFactory.hpp>
    #include <com/sun/star/util/XMacroExpander.hpp>
    #include <com/sun/star/uno/RuntimeException.hpp>

    #include "macro_expander.hxx"
    #include "paths.hxx"

    #define SERVICE_NAME_A "com.sun.star.lang.MacroExpander"
    #define SERVICE_NAME_B "com.sun.star.lang.BootstrapMacroExpander"
    #define IMPL_NAME "com.sun.star.lang.comp.cppuhelper.BootstrapMacroExpander"

    using namespace ::osl;
    using namespace ::com::sun::star;
    using namespace ::com::sun::star::uno;

    using rtl::Bootstrap;
    using rtl::OUString;

    namespace cppu
    {

    Bootstrap const & get_unorc()
    {
        static rtlBootstrapHandle s_bstrap = nullptr;
        if (! s_bstrap)
        {
            OUString iniName(getUnoIniUri());
            rtlBootstrapHandle bstrap = rtl_bootstrap_args_open( iniName.pData );

            ClearableMutexGuard guard( Mutex::getGlobalMutex() );
            if (s_bstrap)
            {
                guard.clear();
                rtl_bootstrap_args_close( bstrap );
            }
            else
            {
                s_bstrap = bstrap;
            }
        }
        return *reinterpret_cast<Bootstrap const *>(&s_bstrap);
    }

    }

    namespace cppuhelper { namespace detail {

    rtl::OUString expandMacros(rtl::OUString const & text) {
        rtl::OUString t(text);
        rtl_bootstrap_expandMacros_from_handle(
            cppu::get_unorc().getHandle(), &t.pData);
        return t;
    }

    } }

    namespace
    {

    class ImplNames
    {
    private:
        Sequence<OUString> m_aNames;
    public:
        ImplNames() : m_aNames(2)
        {
            m_aNames[0] = SERVICE_NAME_A;
            m_aNames[1] = SERVICE_NAME_B;
        }
        const Sequence<OUString>& getNames() const { return m_aNames; }
    };

    class theImplNames : public rtl::Static<ImplNames, theImplNames> {};

    inline OUString s_impl_name()
    {
        return OUString(IMPL_NAME);
    }

    inline Sequence< OUString > const & s_get_service_names()
    {
        return theImplNames::get().getNames();
    }

    typedef cppu::WeakComponentImplHelper<
        util::XMacroExpander, lang::XServiceInfo > t_uno_impl;

    struct mutex_holder
    {
        Mutex m_mutex;
    };

    class Bootstrap_MacroExpander : public mutex_holder, public t_uno_impl
    {
    protected:
        virtual void SAL_CALL disposing() override;

    public:
        Bootstrap_MacroExpander()
            : t_uno_impl( m_mutex )
            {}

        // XMacroExpander impl
        virtual OUString SAL_CALL expandMacros( OUString const & exp ) override;
        // XServiceInfo impl
        virtual OUString SAL_CALL getImplementationName() override;
        virtual sal_Bool SAL_CALL supportsService( OUString const & serviceName ) override;
        virtual Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
    };

    void Bootstrap_MacroExpander::disposing()
    {}

    // XServiceInfo impl

    OUString Bootstrap_MacroExpander::getImplementationName()
    {
        return s_impl_name();
    }

    sal_Bool Bootstrap_MacroExpander::supportsService( OUString const & serviceName )
    {
        return cppu::supportsService(this, serviceName);
    }

    Sequence< OUString > Bootstrap_MacroExpander::getSupportedServiceNames()
    {
        return s_get_service_names();
    }

    // XMacroExpander impl

    OUString Bootstrap_MacroExpander::expandMacros( OUString const & exp )
    {
        return cppuhelper::detail::expandMacros( exp );
    }

    Reference< XInterface > service_create(
        SAL_UNUSED_PARAMETER Reference< XComponentContext > const & )
    {
        return static_cast< ::cppu::OWeakObject * >( new Bootstrap_MacroExpander );
    }

    }

    namespace cppuhelper { namespace detail {

    Reference< lang::XSingleComponentFactory > create_bootstrap_macro_expander_factory()
    {
        Reference< lang::XSingleComponentFactory > free(::cppu::createSingleComponentFactory(
                                                            service_create,
                                                            s_impl_name(),
                                                            s_get_service_names() ));

        uno::Environment curr_env(Environment::getCurrent());
        uno::Environment target_env(CPPU_CURRENT_LANGUAGE_BINDING_NAME);

        uno::Mapping target2curr(target_env, curr_env);

        return Reference<lang::XSingleComponentFactory>(
            static_cast<lang::XSingleComponentFactory *>(
                target2curr.mapInterface(free.get(), cppu::UnoType<decltype(free)>::get())),
            SAL_NO_ACQUIRE);
    }

    } }

    /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

↑ V547 Expression 's_bstrap' is always false.