/**
 * Free static memory.
 */
void TransliteratorIDParser::cleanup() {
    if (SPECIAL_INVERSES) {
        delete SPECIAL_INVERSES;
        SPECIAL_INVERSES = NULL;
    }
    gSpecialInversesInitOnce.reset();
}

//------------------------------------------------------------------------------
//
//   regex_cleanup      Memory cleanup function, free/delete all
//                      cached memory.  Called by ICU's u_cleanup() function.
//
//------------------------------------------------------------------------------
UBool
RegexStaticSets::cleanup(void) {
    delete RegexStaticSets::gStaticSets;
    RegexStaticSets::gStaticSets = NULL;
    gStaticSetsInitOnce.reset();
    return TRUE;
}

//------------------------------------------------------------------------------
//
//   smpdtfmt_cleanup     Memory cleanup function, free/delete all
//                      cached memory.  Called by ICU's u_cleanup() function.
//
//------------------------------------------------------------------------------
UBool
SimpleDateFormatStaticSets::cleanup(void)
{
    delete gStaticSets;
    gStaticSets = NULL;
    gSimpleDateFormatStaticSetsInitOnce.reset();
    return TRUE;
}

U_CDECL_BEGIN
static UBool calendar_dangi_cleanup(void) {
    if (gDangiCalendarZoneAstroCalc) {
        delete gDangiCalendarZoneAstroCalc;
        gDangiCalendarZoneAstroCalc = NULL;
    }
    gDangiCalendarInitOnce.reset();
    return TRUE;
}

static UBool U_CALLCONV
uspoof_cleanupDefaultData(void) {
    if (gDefaultSpoofData) {
        // Will delete, assuming all user-level spoof checkers were closed.
        gDefaultSpoofData->removeReference();
        gDefaultSpoofData = nullptr;
        gSpoofInitDefaultOnce.reset();
    }
    return TRUE;
}

static UBool U_CALLCONV
uspoof_cleanup(void) {
    delete gInclusionSet;
    gInclusionSet = NULL;
    delete gRecommendedSet;
    gRecommendedSet = NULL;
    gNfdNormalizer = NULL;
    gSpoofInitOnce.reset();
    return TRUE;
}

U_CDECL_BEGIN

static UBool U_CALLCONV gender_cleanup(void) {
  if (gGenderInfoCache != NULL) {
    uhash_close(gGenderInfoCache);
    gGenderInfoCache = NULL;
    delete [] gObjs;
  }
  gGenderInitOnce.reset();
  return TRUE;
}

static UBool U_CALLCONV locale_cleanup(void)
{
    U_NAMESPACE_USE

    delete [] gLocaleCache;
    gLocaleCache = NULL;
    gLocaleCacheInitOnce.reset();

    if (gDefaultLocalesHashT) {
        uhash_close(gDefaultLocalesHashT);   // Automatically deletes all elements, using deleter func.
        gDefaultLocalesHashT = NULL;
    }
    gDefaultLocale = NULL;
    return TRUE;
}

U_CDECL_BEGIN
static UBool U_CALLCONV
IdentifierInfo_cleanup(void) {
    delete ASCII;
    ASCII = NULL;
    delete JAPANESE;
    JAPANESE = NULL;
    delete CHINESE;
    CHINESE = NULL;
    delete KOREAN;
    KOREAN = NULL;
    delete CONFUSABLE_WITH_LATIN;
    CONFUSABLE_WITH_LATIN = NULL;
    gIdentifierInfoInitOnce.reset(); 
    return TRUE;
}

static inline UBool
hasService(void)
{
    return !gInitOnce.isReset() && getService() != NULL;
}