chromium/third_party/icu/source/common/locavailable.cpp

// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/*
*******************************************************************************
*
*   Copyright (C) 1997-2013, International Business Machines
*   Corporation and others.  All Rights Reserved.
*
*******************************************************************************
*   file name:  locavailable.cpp
*   encoding:   UTF-8
*   tab size:   8 (not used)
*   indentation:4
*
*   created on: 2010feb25
*   created by: Markus W. Scherer
*
*   Code for available locales, separated out from other .cpp files
*   that then do not depend on resource bundle code and res_index bundles.
*/

#include "unicode/errorcode.h"
#include "unicode/utypes.h"
#include "unicode/locid.h"
#include "unicode/uloc.h"
#include "unicode/ures.h"
#include "cmemory.h"
#include "cstring.h"
#include "ucln_cmn.h"
#include "uassert.h"
#include "umutex.h"
#include "uresimp.h"

// C++ API ----------------------------------------------------------------- ***

U_NAMESPACE_BEGIN

static icu::Locale*  availableLocaleList = …;
static int32_t  availableLocaleListCount;
static icu::UInitOnce gInitOnceLocale { … };

U_NAMESPACE_END

U_CDECL_BEGIN

static UBool U_CALLCONV locale_available_cleanup()
{ … }

U_CDECL_END

U_NAMESPACE_BEGIN

void U_CALLCONV locale_available_init() { … }

const Locale* U_EXPORT2
Locale::getAvailableLocales(int32_t& count)
{ … }


U_NAMESPACE_END

// C API ------------------------------------------------------------------- ***

U_NAMESPACE_USE

/* ### Constants **************************************************/

namespace {

// Enough capacity for the two lists in the res_index.res file
const char** gAvailableLocaleNames[2] = …;
int32_t gAvailableLocaleCounts[2] = …;
icu::UInitOnce ginstalledLocalesInitOnce { … };

class AvailableLocalesSink : public ResourceSink { … };

class AvailableLocalesStringEnumeration : public StringEnumeration { … };

/* ### Get available **************************************************/

static UBool U_CALLCONV uloc_cleanup() { … }

// Load Installed Locales. This function will be called exactly once
//   via the initOnce mechanism.

static void U_CALLCONV loadInstalledLocales(UErrorCode& status) { … }

void _load_installedLocales(UErrorCode& status) { … }

} // namespace

U_CAPI const char* U_EXPORT2
uloc_getAvailable(int32_t offset) { … }

U_CAPI int32_t  U_EXPORT2
uloc_countAvailable() { … }

U_CAPI UEnumeration* U_EXPORT2
uloc_openAvailableByType(ULocAvailableType type, UErrorCode* status) { … }