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ICU-5794 Prevent an infinite loop.

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X-SVN-Rev: 23153
This commit is contained in:
George Rhoten 2008-01-02 21:00:31 +00:00
parent e221b8c263
commit 35aa7a6339
1 changed files with 13 additions and 13 deletions
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26
icu4c/source/i18n/plurrule.cpp
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@ -1,6 +1,6 @@
/*
*******************************************************************************
* Copyright (C) 2007, International Business Machines Corporation and
* Copyright (C) 2007-2008, International Business Machines Corporation and
* others. All Rights Reserved.
*******************************************************************************
*
@ -96,7 +96,7 @@ static const UChar uCharPluralRules[NUMBER_PLURAL_RULES][128] = {
LOW_R, 0},
};
static Hashtable *fPluralRuleLocaleHash=NULL;
static Hashtable *gPluralRuleLocaleHash=NULL;
static const UChar PLURAL_KEYWORD_ZERO[] = {LOW_Z,LOW_E,LOW_R,LOW_O, 0};
static const UChar PLURAL_KEYWORD_ONE[]={LOW_O,LOW_N,LOW_E,0};
static const UChar PLURAL_KEYWORD_TWO[]={LOW_T,LOW_W,LOW_O,0};
@ -185,17 +185,17 @@ PluralRules::forLocale(const Locale& locale, UErrorCode& status) {
delete newRules;
return NULL;
}
UnicodeString localeName=UnicodeString(locale.getName());
locRules = (RuleChain *) (fPluralRuleLocaleHash->get(localeName));
if ( locRules==NULL ) {
UnicodeString localeName(locale.getName());
locRules = (RuleChain *) (newRules->fLocaleStringsHash->get(localeName));
if (locRules == NULL) {
// Check parent locales.
char parentLocale[50];
char parentLocale[ULOC_FULLNAME_CAPACITY];
const char *curLocaleName=locale.getName();
int32_t localeNameLen=0;
uprv_strcpy(parentLocale, curLocaleName);
while((localeNameLen=uloc_getParent(parentLocale, parentLocale, 50, &status))>=0 ) {
locRules = (RuleChain *) (fPluralRuleLocaleHash->get(localeName));
if ( locRules != NULL ) {
while ((localeNameLen=uloc_getParent(parentLocale, parentLocale, ULOC_FULLNAME_CAPACITY, &status)) > 0) {
locRules = (RuleChain *) (newRules->fLocaleStringsHash->get(localeName));
if (locRules != NULL) {
break;
}
}
@ -452,16 +452,16 @@ PluralRules::initHashtable(UErrorCode& status) {
if (fLocaleStringsHash!=NULL) {
return;
}
if ( fPluralRuleLocaleHash == NULL ) {
if ( gPluralRuleLocaleHash == NULL ) {
Mutex mutex;
// This static PluralRule hashtable residents in memory until end of application.
if ((fPluralRuleLocaleHash = new Hashtable(TRUE, status))!=NULL) {
fLocaleStringsHash = fPluralRuleLocaleHash;
if ((gPluralRuleLocaleHash = new Hashtable(TRUE, status))!=NULL) {
fLocaleStringsHash = gPluralRuleLocaleHash;
return;
}
}
else {
fLocaleStringsHash = fPluralRuleLocaleHash;
fLocaleStringsHash = gPluralRuleLocaleHash;
}
}