201 lines
6.8 KiB
C++
201 lines
6.8 KiB
C++
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#include "il2cpp-config.h"
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#if IL2CPP_TARGET_POSIX && !IL2CPP_USE_PLATFORM_SPECIFIC_LOCALE
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#include <clocale>
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#include <locale.h>
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#if IL2CPP_TARGET_DARWIN
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#include <xlocale.h>
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#include <CoreFoundation/CoreFoundation.h>
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#endif
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#include "os/Locale.h"
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#include "utils/Memory.h"
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namespace il2cpp
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{
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namespace os
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{
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#if IL2CPP_TARGET_ANDROID
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std::string AndroidGetLocale();
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#endif
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#if IL2CPP_TARGET_DARWIN
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static std::string DarwinGetLocale()
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{
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char *darwin_locale = NULL;
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CFLocaleRef locale = NULL;
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CFStringRef locale_language = NULL;
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CFStringRef locale_country = NULL;
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CFStringRef locale_script = NULL;
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CFStringRef locale_cfstr = NULL;
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CFIndex bytes_converted;
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CFIndex bytes_written;
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CFIndex len;
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locale = CFLocaleCopyCurrent();
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if (locale)
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{
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locale_language = (CFStringRef)CFLocaleGetValue(locale, kCFLocaleLanguageCode);
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if (locale_language != NULL && CFStringGetBytes(locale_language, CFRangeMake(0, CFStringGetLength(locale_language)), kCFStringEncodingMacRoman, 0, FALSE, NULL, 0, &bytes_converted) > 0)
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{
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len = bytes_converted + 1;
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locale_country = (CFStringRef)CFLocaleGetValue(locale, kCFLocaleCountryCode);
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if (locale_country != NULL && CFStringGetBytes(locale_country, CFRangeMake(0, CFStringGetLength(locale_country)), kCFStringEncodingMacRoman, 0, FALSE, NULL, 0, &bytes_converted) > 0)
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{
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len += bytes_converted + 1;
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locale_script = (CFStringRef)CFLocaleGetValue(locale, kCFLocaleScriptCode);
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if (locale_script != NULL && CFStringGetBytes(locale_script, CFRangeMake(0, CFStringGetLength(locale_script)), kCFStringEncodingMacRoman, 0, FALSE, NULL, 0, &bytes_converted) > 0)
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{
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len += bytes_converted + 1;
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}
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darwin_locale = (char *)IL2CPP_MALLOC(len + 1);
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CFStringGetBytes(locale_language, CFRangeMake(0, CFStringGetLength(locale_language)), kCFStringEncodingMacRoman, 0, FALSE, (UInt8 *)darwin_locale, len, &bytes_converted);
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darwin_locale[bytes_converted] = '-';
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bytes_written = bytes_converted + 1;
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if (locale_script != NULL && CFStringGetBytes(locale_script, CFRangeMake(0, CFStringGetLength(locale_script)), kCFStringEncodingMacRoman, 0, FALSE, (UInt8 *)&darwin_locale[bytes_written], len - bytes_written, &bytes_converted) > 0)
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{
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darwin_locale[bytes_written + bytes_converted] = '-';
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bytes_written += bytes_converted + 1;
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}
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CFStringGetBytes(locale_country, CFRangeMake(0, CFStringGetLength(locale_country)), kCFStringEncodingMacRoman, 0, FALSE, (UInt8 *)&darwin_locale[bytes_written], len - bytes_written, &bytes_converted);
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darwin_locale[bytes_written + bytes_converted] = '\0';
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}
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}
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if (darwin_locale == NULL)
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{
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locale_cfstr = CFLocaleGetIdentifier(locale);
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if (locale_cfstr)
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{
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len = CFStringGetMaximumSizeForEncoding(CFStringGetLength(locale_cfstr), kCFStringEncodingMacRoman) + 1;
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darwin_locale = (char *)IL2CPP_MALLOC(len);
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if (!CFStringGetCString(locale_cfstr, darwin_locale, len, kCFStringEncodingMacRoman))
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{
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IL2CPP_FREE(darwin_locale);
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CFRelease(locale);
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return std::string();
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}
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for (int i = 0; i < strlen(darwin_locale); i++)
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if (darwin_locale[i] == '_')
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darwin_locale[i] = '-';
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}
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}
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CFRelease(locale);
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}
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std::string result(darwin_locale);
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IL2CPP_FREE(darwin_locale);
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return result;
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}
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#endif
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/*
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* The following method is modified from the ICU source code. (http://oss.software.ibm.com/icu)
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* Copyright (c) 1995-2003 International Business Machines Corporation and others
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* All rights reserved.
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*/
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static std::string PosixGetLocale()
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{
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const char* posix_locale = NULL;
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posix_locale = getenv("LC_ALL");
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if (posix_locale == 0)
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{
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posix_locale = getenv("LANG");
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if (posix_locale == 0)
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{
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#ifdef SETLOCALE_NULL_NOT_SUPPORTED
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posix_locale = setlocale(LC_ALL, "C");
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#else
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posix_locale = setlocale(LC_ALL, NULL);
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#endif
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}
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}
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if (posix_locale == NULL)
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return std::string();
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#if IL2CPP_TARGET_JAVASCRIPT || IL2CPP_TARGET_ANDROID
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// This code is here due to a few factors:
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// 1. Emscripten and Android give us a "C" locale (the POSIX default).
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// 2. The Mono class library code uses managed exceptions for flow control.
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// 3. We need to support Emscripten builds with exceptions disabled.
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// 4. Our localization tables don't have any entry for the "C" locale.
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// These factors mean that with Emscripten, the class library code _always_
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// throws a managed exception to due CultureInfo processing. To make this
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// work without exceptions enabled, let's map "C" -> "en-us" for Emscripten.
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if (strcmp(posix_locale, "C.UTF-8") == 0)
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posix_locale = "en-us";
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#endif
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if ((strcmp("C", posix_locale) == 0) || (strchr(posix_locale, ' ') != NULL)
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|| (strchr(posix_locale, '/') != NULL))
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{
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/*
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* HPUX returns 'C C C C C C C'
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* Solaris can return /en_US/C/C/C/C/C on the second try.
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* Maybe we got some garbage.
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*/
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return std::string();
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}
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return std::string(posix_locale);
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}
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std::string Locale::GetLocale()
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{
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std::string locale;
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#if IL2CPP_TARGET_DARWIN
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locale = DarwinGetLocale();
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#elif IL2CPP_TARGET_ANDROID
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locale = AndroidGetLocale();
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#endif
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if (locale.empty())
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locale = PosixGetLocale();
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return locale;
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}
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#if IL2CPP_SUPPORT_LOCALE_INDEPENDENT_PARSING
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static locale_t s_cLocale = NULL;
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#endif
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void Locale::Initialize()
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{
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#if IL2CPP_SUPPORT_LOCALE_INDEPENDENT_PARSING
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s_cLocale = newlocale(LC_ALL_MASK, "", NULL);
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#endif
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}
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void Locale::UnInitialize()
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{
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#if IL2CPP_SUPPORT_LOCALE_INDEPENDENT_PARSING
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if (s_cLocale)
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freelocale(s_cLocale);
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s_cLocale = NULL;
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#endif
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}
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#if IL2CPP_SUPPORT_LOCALE_INDEPENDENT_PARSING
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double Locale::DoubleParseLocaleIndependentImpl(char *ptr, char** endptr)
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{
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return strtod_l(ptr, endptr, s_cLocale);
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}
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#endif
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} /* namespace os */
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} /* namespace il2cpp */
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#endif
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