ICU-2984 Use fewer magic numbers, and fix the U_BUFFER_OVERFLOW_ERROR error for some locales
X-SVN-Rev: 12334
This commit is contained in:
George Rhoten
parent
2ef06e4b28
commit
cb24fda3d8
@ -1,6 +1,6 @@
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/*
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**********************************************************************
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* Copyright (c) 2002-2003, International Business Machines
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* Copyright (c) 2002, International Business Machines
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* Corporation and others. All Rights Reserved.
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**********************************************************************
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*/
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@ -129,107 +129,107 @@ _findMetaData(const UChar* currency) {
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// don't use ICUService since we don't need fallback
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struct CReg;
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static UMTX gCRegLock = 0;
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static CReg* gCRegHead = 0;
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struct CReg : public UMemory {
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static UMTX gCRegLock;
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static CReg* gCRegHead;
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CReg *next;
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UChar iso[4];
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char id[12];
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CReg *next;
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UChar iso[4];
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char id[12];
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CReg(const UChar* _iso, const char* _id)
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: next(0)
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{
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int32_t len = uprv_strlen(_id);
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if (len > (int32_t)(sizeof(id)-1)) {
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len = (sizeof(id)-1);
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}
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uprv_strncpy(id, _id, len);
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id[len] = 0;
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uprv_memcpy(iso, _iso, 3 * sizeof(const UChar));
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iso[3] = 0;
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}
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static UCurrRegistryKey reg(const UChar* _iso, const char* _id, UErrorCode* status)
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{
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if (status && U_SUCCESS(*status) && _iso && _id) {
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CReg* n = new CReg(_iso, _id);
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if (n) {
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Mutex mutex(&gCRegLock);
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if (!gCRegHead) {
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ucln_i18n_registerCleanup();
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CReg(const UChar* _iso, const char* _id)
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: next(0)
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{
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int32_t len = uprv_strlen(_id);
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if (len > (int32_t)(sizeof(id)-1)) {
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len = (sizeof(id)-1);
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}
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n->next = gCRegHead;
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gCRegHead = n;
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return n;
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}
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*status = U_MEMORY_ALLOCATION_ERROR;
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}
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return 0;
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}
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static UBool unreg(UCurrRegistryKey key) {
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Mutex mutex(&gCRegLock);
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if (gCRegHead == key) {
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gCRegHead = gCRegHead->next;
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delete (CReg*)key;
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return TRUE;
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uprv_strncpy(id, _id, len);
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id[len] = 0;
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uprv_memcpy(iso, _iso, 3 * sizeof(const UChar));
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iso[3] = 0;
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}
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CReg* p = gCRegHead;
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while (p) {
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if (p->next == key) {
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p->next = ((CReg*)key)->next;
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delete (CReg*)key;
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return TRUE;
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}
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p = p->next;
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static UCurrRegistryKey reg(const UChar* _iso, const char* _id, UErrorCode* status)
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{
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if (status && U_SUCCESS(*status) && _iso && _id) {
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CReg* n = new CReg(_iso, _id);
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if (n) {
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Mutex mutex(&gCRegLock);
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if (!gCRegHead) {
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ucln_i18n_registerCleanup();
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}
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n->next = gCRegHead;
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gCRegHead = n;
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return n;
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}
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*status = U_MEMORY_ALLOCATION_ERROR;
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}
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return 0;
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}
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return FALSE;
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}
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static UBool unreg(UCurrRegistryKey key) {
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Mutex mutex(&gCRegLock);
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if (gCRegHead == key) {
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gCRegHead = gCRegHead->next;
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delete (CReg*)key;
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return TRUE;
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}
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static const UChar* get(const char* id) {
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Mutex mutex(&gCRegLock);
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CReg* p = gCRegHead;
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while (p) {
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if (uprv_strcmp(id, p->id) == 0) {
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return p->iso;
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}
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p = p->next;
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CReg* p = gCRegHead;
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while (p) {
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if (p->next == key) {
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p->next = ((CReg*)key)->next;
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delete (CReg*)key;
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return TRUE;
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}
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p = p->next;
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}
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return FALSE;
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}
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return NULL;
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}
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static void cleanup(void) {
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while (gCRegHead) {
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CReg* n = gCRegHead;
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gCRegHead = gCRegHead->next;
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delete n;
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static const UChar* get(const char* id) {
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Mutex mutex(&gCRegLock);
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CReg* p = gCRegHead;
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while (p) {
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if (uprv_strcmp(id, p->id) == 0) {
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return p->iso;
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}
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p = p->next;
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}
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return NULL;
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}
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umtx_destroy(&gCRegLock);
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}
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static void cleanup(void) {
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while (gCRegHead) {
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CReg* n = gCRegHead;
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gCRegHead = gCRegHead->next;
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delete n;
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}
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umtx_destroy(&gCRegLock);
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}
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};
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UMTX CReg::gCRegLock = 0;
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CReg* CReg:: gCRegHead = 0;
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// -------------------------------------
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static void
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idForLocale(const char* locale, char* buffer, int capacity, UErrorCode* ec) {
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// !!! this is internal only, assumes buffer is not null and capacity is sufficient
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// Extract the country name and variant name. We only
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// recognize two variant names, EURO and PREEURO.
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char variant[8];
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uloc_getCountry(locale, buffer, capacity, ec);
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uloc_getVariant(locale, variant, sizeof(variant), ec);
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if (0 == uprv_strcmp(variant, VAR_PRE_EURO) ||
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0 == uprv_strcmp(variant, VAR_EURO)) {
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uprv_strcat(buffer, VAR_DELIM);
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uprv_strcat(buffer, variant);
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}
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idForLocale(const char* locale, char* buffer, int capacity, UErrorCode* ec)
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{
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// !!! this is internal only, assumes buffer is not null and capacity is sufficient
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// Extract the country name and variant name. We only
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// recognize two variant names, EURO and PREEURO.
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char variant[ULOC_FULLNAME_CAPACITY];
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uloc_getCountry(locale, buffer, capacity, ec);
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uloc_getVariant(locale, variant, sizeof(variant), ec);
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if (0 == uprv_strcmp(variant, VAR_PRE_EURO) ||
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0 == uprv_strcmp(variant, VAR_EURO))
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{
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uprv_strcat(buffer, VAR_DELIM);
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uprv_strcat(buffer, variant);
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}
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}
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// -------------------------------------
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@ -237,12 +237,12 @@ idForLocale(const char* locale, char* buffer, int capacity, UErrorCode* ec) {
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U_CAPI UCurrRegistryKey U_EXPORT2
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ucurr_register(const UChar* isoCode, const char* locale, UErrorCode *status)
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{
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if (status && U_SUCCESS(*status)) {
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char id[12];
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idForLocale(locale, id, sizeof(id), status);
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return CReg::reg(isoCode, id, status);
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}
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return NULL;
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if (status && U_SUCCESS(*status)) {
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char id[ULOC_FULLNAME_CAPACITY];
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idForLocale(locale, id, sizeof(id), status);
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return CReg::reg(isoCode, id, status);
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}
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return NULL;
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}
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// -------------------------------------
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@ -250,41 +250,41 @@ ucurr_register(const UChar* isoCode, const char* locale, UErrorCode *status)
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U_CAPI UBool U_EXPORT2
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ucurr_unregister(UCurrRegistryKey key, UErrorCode* status)
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{
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if (status && U_SUCCESS(*status)) {
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return CReg::unreg(key);
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}
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return FALSE;
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if (status && U_SUCCESS(*status)) {
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return CReg::unreg(key);
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}
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return FALSE;
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}
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// -------------------------------------
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U_CAPI const UChar* U_EXPORT2
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ucurr_forLocale(const char* locale, UErrorCode* ec) {
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if (ec != NULL && U_SUCCESS(*ec)) {
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char id[12];
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idForLocale(locale, id, sizeof(id), ec);
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if (U_FAILURE(*ec)) {
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return NULL;
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}
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if (ec != NULL && U_SUCCESS(*ec)) {
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char id[ULOC_FULLNAME_CAPACITY];
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idForLocale(locale, id, sizeof(id), ec);
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if (U_FAILURE(*ec)) {
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return NULL;
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}
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const UChar* result = CReg::get(id);
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if (result) {
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return result;
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}
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const UChar* result = CReg::get(id);
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if (result) {
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return result;
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}
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// Look up the CurrencyMap element in the root bundle.
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UResourceBundle* rb = ures_open(NULL, "", ec);
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UResourceBundle* cm = ures_getByKey(rb, CURRENCY_MAP, NULL, ec);
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int32_t len;
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const UChar* s = ures_getStringByKey(cm, id, &len, ec);
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ures_close(cm);
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ures_close(rb);
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// Look up the CurrencyMap element in the root bundle.
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UResourceBundle* rb = ures_open(NULL, "", ec);
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UResourceBundle* cm = ures_getByKey(rb, CURRENCY_MAP, NULL, ec);
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int32_t len;
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const UChar* s = ures_getStringByKey(cm, id, &len, ec);
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ures_close(cm);
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ures_close(rb);
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if (U_SUCCESS(*ec)) {
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return s;
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if (U_SUCCESS(*ec)) {
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return s;
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}
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}
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}
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return NULL;
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return NULL;
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}
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// end registration
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@ -350,7 +350,7 @@ ucurr_getName(const UChar* currency,
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// this function.
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UErrorCode ec2 = U_ZERO_ERROR;
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char loc[100];
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char loc[ULOC_FULLNAME_CAPACITY];
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uloc_getName(locale, loc, sizeof(loc), &ec2);
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if (U_FAILURE(ec2) || ec2 == U_STRING_NOT_TERMINATED_WARNING) {
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*ec = U_ILLEGAL_ARGUMENT_ERROR;
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@ -407,7 +407,7 @@ ucurr_getName(const UChar* currency,
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//!U_CAPI const UChar* U_EXPORT2
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//!ucurr_getSymbol(const UChar* currency,
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//! const char* locale,
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//! int32_t* len, // fillin
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//! int32_t* len, // fillin
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//! UErrorCode* ec) {
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//! UBool isChoiceFormat;
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//! const UChar* s = ucurr_getName(currency, locale, UCURR_SYMBOL_NAME,
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@ -445,8 +445,8 @@ ucurr_getRoundingIncrement(const UChar* currency) {
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* Release all static memory held by currency.
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*/
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U_CFUNC UBool currency_cleanup(void) {
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CReg::cleanup();
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return TRUE;
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CReg::cleanup();
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return TRUE;
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}
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#endif /* #if !UCONFIG_NO_FORMATTING */
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