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authorvvvv <vvvv@yandex-team.ru>2022-03-19 03:08:17 +0300
committervvvv <vvvv@yandex-team.ru>2022-03-19 03:08:17 +0300
commita5903a6577baec274cc9b12cb8f6310a6d909288 (patch)
tree691b05518934c908d56b814d9362ce70bcac0413 /contrib/libs/icu/common/locutil.cpp
parent91c4444d50a2eb5df5072ef181a6f2bd5471b77b (diff)
downloadydb-a5903a6577baec274cc9b12cb8f6310a6d909288.tar.gz
don't export pg_wrapper in opensource build yet
ref:4e1943a79707d4ee2518b60ffd3919b3e6341d12
Diffstat (limited to 'contrib/libs/icu/common/locutil.cpp')
-rw-r--r--contrib/libs/icu/common/locutil.cpp275
1 files changed, 0 insertions, 275 deletions
diff --git a/contrib/libs/icu/common/locutil.cpp b/contrib/libs/icu/common/locutil.cpp
deleted file mode 100644
index 3d9d69ff7e..0000000000
--- a/contrib/libs/icu/common/locutil.cpp
+++ /dev/null
@@ -1,275 +0,0 @@
-// © 2016 and later: Unicode, Inc. and others.
-// License & terms of use: http://www.unicode.org/copyright.html
-/*
- *******************************************************************************
- * Copyright (C) 2002-2014, International Business Machines Corporation and
- * others. All Rights Reserved.
- *******************************************************************************
- */
-#include "unicode/utypes.h"
-
-#if !UCONFIG_NO_SERVICE || !UCONFIG_NO_TRANSLITERATION
-
-#include "unicode/resbund.h"
-#include "unicode/uenum.h"
-#include "cmemory.h"
-#include "ustrfmt.h"
-#include "locutil.h"
-#include "charstr.h"
-#include "ucln_cmn.h"
-#include "uassert.h"
-#include "umutex.h"
-
-// see LocaleUtility::getAvailableLocaleNames
-static icu::UInitOnce LocaleUtilityInitOnce = U_INITONCE_INITIALIZER;
-static icu::Hashtable * LocaleUtility_cache = NULL;
-
-#define UNDERSCORE_CHAR ((UChar)0x005f)
-#define AT_SIGN_CHAR ((UChar)64)
-#define PERIOD_CHAR ((UChar)46)
-
-/*
- ******************************************************************
- */
-
-/**
- * Release all static memory held by Locale Utility.
- */
-U_CDECL_BEGIN
-static UBool U_CALLCONV service_cleanup(void) {
- if (LocaleUtility_cache) {
- delete LocaleUtility_cache;
- LocaleUtility_cache = NULL;
- }
- return TRUE;
-}
-
-
-static void U_CALLCONV locale_utility_init(UErrorCode &status) {
- using namespace icu;
- U_ASSERT(LocaleUtility_cache == NULL);
- ucln_common_registerCleanup(UCLN_COMMON_SERVICE, service_cleanup);
- LocaleUtility_cache = new Hashtable(status);
- if (U_FAILURE(status)) {
- delete LocaleUtility_cache;
- LocaleUtility_cache = NULL;
- return;
- }
- if (LocaleUtility_cache == NULL) {
- status = U_MEMORY_ALLOCATION_ERROR;
- return;
- }
- LocaleUtility_cache->setValueDeleter(uhash_deleteHashtable);
-}
-
-U_CDECL_END
-
-U_NAMESPACE_BEGIN
-
-UnicodeString&
-LocaleUtility::canonicalLocaleString(const UnicodeString* id, UnicodeString& result)
-{
- if (id == NULL) {
- result.setToBogus();
- } else {
- // Fix case only (no other changes) up to the first '@' or '.' or
- // end of string, whichever comes first. In 3.0 I changed this to
- // stop at first '@' or '.'. It used to run out to the end of
- // string. My fix makes the tests pass but is probably
- // structurally incorrect. See below. [alan 3.0]
-
- // TODO: Doug, you might want to revise this...
- result = *id;
- int32_t i = 0;
- int32_t end = result.indexOf(AT_SIGN_CHAR);
- int32_t n = result.indexOf(PERIOD_CHAR);
- if (n >= 0 && n < end) {
- end = n;
- }
- if (end < 0) {
- end = result.length();
- }
- n = result.indexOf(UNDERSCORE_CHAR);
- if (n < 0) {
- n = end;
- }
- for (; i < n; ++i) {
- UChar c = result.charAt(i);
- if (c >= 0x0041 && c <= 0x005a) {
- c += 0x20;
- result.setCharAt(i, c);
- }
- }
- for (n = end; i < n; ++i) {
- UChar c = result.charAt(i);
- if (c >= 0x0061 && c <= 0x007a) {
- c -= 0x20;
- result.setCharAt(i, c);
- }
- }
- }
- return result;
-
-#if 0
- // This code does a proper full level 2 canonicalization of id.
- // It's nasty to go from UChar to char to char to UChar -- but
- // that's what you have to do to use the uloc_canonicalize
- // function on UnicodeStrings.
-
- // I ended up doing the alternate fix (see above) not for
- // performance reasons, although performance will certainly be
- // better, but because doing a full level 2 canonicalization
- // causes some tests to fail. [alan 3.0]
-
- // TODO: Doug, you might want to revisit this...
- result.setToBogus();
- if (id != 0) {
- int32_t buflen = id->length() + 8; // space for NUL
- char* buf = (char*) uprv_malloc(buflen);
- char* canon = (buf == 0) ? 0 : (char*) uprv_malloc(buflen);
- if (buf != 0 && canon != 0) {
- U_ASSERT(id->extract(0, INT32_MAX, buf, buflen) < buflen);
- UErrorCode ec = U_ZERO_ERROR;
- uloc_canonicalize(buf, canon, buflen, &ec);
- if (U_SUCCESS(ec)) {
- result = UnicodeString(canon);
- }
- }
- uprv_free(buf);
- uprv_free(canon);
- }
- return result;
-#endif
-}
-
-Locale&
-LocaleUtility::initLocaleFromName(const UnicodeString& id, Locale& result)
-{
- enum { BUFLEN = 128 }; // larger than ever needed
-
- if (id.isBogus() || id.length() >= BUFLEN) {
- result.setToBogus();
- } else {
- /*
- * We need to convert from a UnicodeString to char * in order to
- * create a Locale.
- *
- * Problem: Locale ID strings may contain '@' which is a variant
- * character and cannot be handled by invariant-character conversion.
- *
- * Hack: Since ICU code can handle locale IDs with multiple encodings
- * of '@' (at least for EBCDIC; it's not known to be a problem for
- * ASCII-based systems),
- * we use regular invariant-character conversion for everything else
- * and manually convert U+0040 into a compiler-char-constant '@'.
- * While this compilation-time constant may not match the runtime
- * encoding of '@', it should be one of the encodings which ICU
- * recognizes.
- *
- * There should be only at most one '@' in a locale ID.
- */
- char buffer[BUFLEN];
- int32_t prev, i;
- prev = 0;
- for(;;) {
- i = id.indexOf((UChar)0x40, prev);
- if(i < 0) {
- // no @ between prev and the rest of the string
- id.extract(prev, INT32_MAX, buffer + prev, BUFLEN - prev, US_INV);
- break; // done
- } else {
- // normal invariant-character conversion for text between @s
- id.extract(prev, i - prev, buffer + prev, BUFLEN - prev, US_INV);
- // manually "convert" U+0040 at id[i] into '@' at buffer[i]
- buffer[i] = '@';
- prev = i + 1;
- }
- }
- result = Locale::createFromName(buffer);
- }
- return result;
-}
-
-UnicodeString&
-LocaleUtility::initNameFromLocale(const Locale& locale, UnicodeString& result)
-{
- if (locale.isBogus()) {
- result.setToBogus();
- } else {
- result.append(UnicodeString(locale.getName(), -1, US_INV));
- }
- return result;
-}
-
-const Hashtable*
-LocaleUtility::getAvailableLocaleNames(const UnicodeString& bundleID)
-{
- // LocaleUtility_cache is a hash-of-hashes. The top-level keys
- // are path strings ('bundleID') passed to
- // ures_openAvailableLocales. The top-level values are
- // second-level hashes. The second-level keys are result strings
- // from ures_openAvailableLocales. The second-level values are
- // garbage ((void*)1 or other random pointer).
-
- UErrorCode status = U_ZERO_ERROR;
- umtx_initOnce(LocaleUtilityInitOnce, locale_utility_init, status);
- Hashtable *cache = LocaleUtility_cache;
- if (cache == NULL) {
- // Catastrophic failure.
- return NULL;
- }
-
- Hashtable* htp;
- umtx_lock(NULL);
- htp = (Hashtable*) cache->get(bundleID);
- umtx_unlock(NULL);
-
- if (htp == NULL) {
- htp = new Hashtable(status);
- if (htp && U_SUCCESS(status)) {
- CharString cbundleID;
- cbundleID.appendInvariantChars(bundleID, status);
- const char* path = cbundleID.isEmpty() ? NULL : cbundleID.data();
- icu::LocalUEnumerationPointer uenum(ures_openAvailableLocales(path, &status));
- for (;;) {
- const UChar* id = uenum_unext(uenum.getAlias(), NULL, &status);
- if (id == NULL) {
- break;
- }
- htp->put(UnicodeString(id), (void*)htp, status);
- }
- if (U_FAILURE(status)) {
- delete htp;
- return NULL;
- }
- umtx_lock(NULL);
- Hashtable *t = static_cast<Hashtable *>(cache->get(bundleID));
- if (t != NULL) {
- // Another thread raced through this code, creating the cache entry first.
- // Discard ours and return theirs.
- umtx_unlock(NULL);
- delete htp;
- htp = t;
- } else {
- cache->put(bundleID, (void*)htp, status);
- umtx_unlock(NULL);
- }
- }
- }
- return htp;
-}
-
-UBool
-LocaleUtility::isFallbackOf(const UnicodeString& root, const UnicodeString& child)
-{
- return child.indexOf(root) == 0 &&
- (child.length() == root.length() ||
- child.charAt(root.length()) == UNDERSCORE_CHAR);
-}
-
-U_NAMESPACE_END
-
-/* !UCONFIG_NO_SERVICE */
-#endif
-
-