10596faeddefbf198de137d5e893708495ab1584cFredrik Roubert// © 2016 and later: Unicode, Inc. and others. 264339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert// License & terms of use: http://www.unicode.org/copyright.html 3b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/* 4b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru****************************************************************************** 5b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* 664339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert* Copyright (C) 1997-2016, International Business Machines 7b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* Corporation and others. All Rights Reserved. 8b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* 9b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru****************************************************************************** 10b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* 11b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* FILE NAME : putil.c (previously putil.cpp and ptypes.cpp) 12b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* 13b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* Date Name Description 14b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* 04/14/97 aliu Creation. 15b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* 04/24/97 aliu Added getDefaultDataDirectory() and 16b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* getDefaultLocaleID(). 17b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* 04/28/97 aliu Rewritten to assume Unix and apply general methods 18b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* for assumed case. Non-UNIX platforms must be 19b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* special-cased. Rewrote numeric methods dealing 20b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* with NaN and Infinity to be platform independent 21b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* over all IEEE 754 platforms. 22b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* 05/13/97 aliu Restored sign of timezone 23b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* (semantics are hours West of GMT) 24b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* 06/16/98 erm Added IEEE_754 stuff, cleaned up isInfinite, isNan, 25b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* nextDouble.. 26b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* 07/22/98 stephen Added remainder, max, min, trunc 27b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* 08/13/98 stephen Added isNegativeInfinity, isPositiveInfinity 28b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* 08/24/98 stephen Added longBitsFromDouble 29b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* 09/08/98 stephen Minor changes for Mac Port 30b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* 03/02/99 stephen Removed openFile(). Added AS400 support. 31b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* Fixed EBCDIC tables 32b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* 04/15/99 stephen Converted to C. 33b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* 06/28/99 stephen Removed mutex locking in u_isBigEndian(). 34b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* 08/04/99 jeffrey R. Added OS/2 changes 35b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* 11/15/99 helena Integrated S/390 IEEE support. 36b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* 04/26/01 Barry N. OS/400 support for uprv_getDefaultLocaleID 37b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru* 08/15/01 Steven H. OS/400 support for uprv_getDefaultCodepage 3885bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho* 01/03/08 Steven L. Fake Time Support 39b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru****************************************************************************** 40b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru*/ 41b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 42103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius// Defines _XOPEN_SOURCE for access to POSIX functions. 43103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius// Must be before any other #includes. 44103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#include "uposixdefs.h" 45b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 460596faeddefbf198de137d5e893708495ab1584cFredrik Roubert// First, the platform type. Need this for U_PLATFORM. 470596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#include "unicode/platform.h" 480596faeddefbf198de137d5e893708495ab1584cFredrik Roubert 490596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#if U_PLATFORM == U_PF_MINGW && defined __STRICT_ANSI__ 500596faeddefbf198de137d5e893708495ab1584cFredrik Roubert/* tzset isn't defined in strict ANSI on MinGW. */ 510596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#undef __STRICT_ANSI__ 520596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#endif 530596faeddefbf198de137d5e893708495ab1584cFredrik Roubert 540596faeddefbf198de137d5e893708495ab1584cFredrik Roubert/* 550596faeddefbf198de137d5e893708495ab1584cFredrik Roubert * Cygwin with GCC requires inclusion of time.h after the above disabling strict asci mode statement. 560596faeddefbf198de137d5e893708495ab1584cFredrik Roubert */ 570596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#include <time.h> 580596faeddefbf198de137d5e893708495ab1584cFredrik Roubert 590596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#if !U_PLATFORM_USES_ONLY_WIN32_API 600596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#include <sys/time.h> 610596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#endif 620596faeddefbf198de137d5e893708495ab1584cFredrik Roubert 630596faeddefbf198de137d5e893708495ab1584cFredrik Roubert/* include the rest of the ICU headers */ 64b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#include "unicode/putil.h" 65b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#include "unicode/ustring.h" 66b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#include "putilimp.h" 67b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#include "uassert.h" 68b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#include "umutex.h" 69b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#include "cmemory.h" 70b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#include "cstring.h" 71b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#include "locmap.h" 72b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#include "ucln_cmn.h" 73f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius#include "charstr.h" 74b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 75b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/* Include standard headers. */ 76b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#include <stdio.h> 77b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#include <stdlib.h> 78b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#include <string.h> 79b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#include <math.h> 80b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#include <locale.h> 81b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#include <float.h> 82b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 83103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#ifndef U_COMMON_IMPLEMENTATION 84103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#error U_COMMON_IMPLEMENTATION not set - must be set for all ICU source files in common/ - see http://userguide.icu-project.org/howtouseicu 85103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#endif 86103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius 87103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius 88b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/* include system headers */ 89103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#if U_PLATFORM_USES_ONLY_WIN32_API 90103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius /* 91103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius * TODO: U_PLATFORM_USES_ONLY_WIN32_API includes MinGW. 92103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius * Should Cygwin be included as well (U_PLATFORM_HAS_WIN32_API) 93103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius * to use native APIs as much as possible? 94103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius */ 950596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#ifndef WIN32_LEAN_AND_MEAN 96b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru# define WIN32_LEAN_AND_MEAN 970596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#endif 98b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru# define VC_EXTRALEAN 99b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru# define NOUSER 100b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru# define NOSERVICE 101b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru# define NOIME 102b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru# define NOMCX 103b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru# include <windows.h> 104ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert# include "unicode/uloc.h" 1050596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#if U_PLATFORM_HAS_WINUWP_API == 0 106b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru# include "wintz.h" 1070596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#else // U_PLATFORM_HAS_WINUWP_API 1080596faeddefbf198de137d5e893708495ab1584cFredrik Rouberttypedef PVOID LPMSG; // TODO: figure out how to get rid of this typedef 1090596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#include <Windows.Globalization.h> 1100596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#include <windows.system.userprofile.h> 111ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert#include <wrl/wrappers/corewrappers.h> 112ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert#include <wrl/client.h> 1130596faeddefbf198de137d5e893708495ab1584cFredrik Roubert 1140596faeddefbf198de137d5e893708495ab1584cFredrik Roubertusing namespace ABI::Windows::Foundation; 1150596faeddefbf198de137d5e893708495ab1584cFredrik Roubertusing namespace Microsoft::WRL; 1160596faeddefbf198de137d5e893708495ab1584cFredrik Roubertusing namespace Microsoft::WRL::Wrappers; 1170596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#endif 118103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#elif U_PLATFORM == U_PF_OS400 119b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru# include <float.h> 120b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru# include <qusec.h> /* error code structure */ 121b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru# include <qusrjobi.h> 122b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru# include <qliept.h> /* EPT_CALL macro - this include must be after all other "QSYSINCs" */ 123b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru# include <mih/testptr.h> /* For uprv_maximumPtr */ 124103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#elif U_PLATFORM == U_PF_OS390 125b26ce3a7367e4ed2ee7ddddcdc3f3d3377a455c2claireho# include "unicode/ucnv.h" /* Needed for UCNV_SWAP_LFNL_OPTION_STRING */ 1268393335b955da7340c9f19b1b4b2d6c0c2c04be7Craig Cornelius#elif U_PLATFORM_IS_DARWIN_BASED || U_PLATFORM_IS_LINUX_BASED || U_PLATFORM == U_PF_BSD || U_PLATFORM == U_PF_SOLARIS 127b26ce3a7367e4ed2ee7ddddcdc3f3d3377a455c2claireho# include <limits.h> 128b26ce3a7367e4ed2ee7ddddcdc3f3d3377a455c2claireho# include <unistd.h> 1298393335b955da7340c9f19b1b4b2d6c0c2c04be7Craig Cornelius# if U_PLATFORM == U_PF_SOLARIS 1308393335b955da7340c9f19b1b4b2d6c0c2c04be7Craig Cornelius# ifndef _XPG4_2 1318393335b955da7340c9f19b1b4b2d6c0c2c04be7Craig Cornelius# define _XPG4_2 1328393335b955da7340c9f19b1b4b2d6c0c2c04be7Craig Cornelius# endif 1338393335b955da7340c9f19b1b4b2d6c0c2c04be7Craig Cornelius# endif 134103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#elif U_PLATFORM == U_PF_QNX 135b26ce3a7367e4ed2ee7ddddcdc3f3d3377a455c2claireho# include <sys/neutrino.h> 13650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 13750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 138b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/* 139b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * Only include langinfo.h if we have a way to get the codeset. If we later 140b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * depend on more feature, we can test on U_HAVE_NL_LANGINFO. 141b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * 142b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru */ 143b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 144b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#if U_HAVE_NL_LANGINFO_CODESET 145b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#include <langinfo.h> 146b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 147b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 14850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho/** 14950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * Simple things (presence of functions, etc) should just go in configure.in and be added to 15050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * icucfg.h via autoheader. 15150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho */ 152103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#if U_PLATFORM_IMPLEMENTS_POSIX 153103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius# if U_PLATFORM == U_PF_OS400 154103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius# define HAVE_DLFCN_H 0 155103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius# define HAVE_DLOPEN 0 156103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius# else 157103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius# ifndef HAVE_DLFCN_H 158103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius# define HAVE_DLFCN_H 1 159103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius# endif 160103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius# ifndef HAVE_DLOPEN 161103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius# define HAVE_DLOPEN 1 162103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius# endif 163103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius# endif 164103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius# ifndef HAVE_GETTIMEOFDAY 165103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius# define HAVE_GETTIMEOFDAY 1 166103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius# endif 167103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#else 168103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius# define HAVE_DLFCN_H 0 169103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius# define HAVE_DLOPEN 0 170103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius# define HAVE_GETTIMEOFDAY 0 17150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 17250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 173f9878a236aa0d9662d8e40cafdaf2e04cd615835ccorneliusU_NAMESPACE_USE 174103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius 175b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/* Define the extension for data files, again... */ 176b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#define DATA_TYPE "dat" 177b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 178b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/* Leave this copyright notice here! */ 179b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Querustatic const char copyright[] = U_COPYRIGHT_STRING; 180b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 181b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/* floating point implementations ------------------------------------------- */ 182b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 183b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/* We return QNAN rather than SNAN*/ 184b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#define SIGN 0x80000000U 185b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 186b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/* Make it easy to define certain types of constants */ 187b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Querutypedef union { 188b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru int64_t i64; /* This must be defined first in order to allow the initialization to work. This is a C89 feature. */ 189b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru double d64; 190b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} BitPatternConversion; 191b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Querustatic const BitPatternConversion gNan = { (int64_t) INT64_C(0x7FF8000000000000) }; 192b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Querustatic const BitPatternConversion gInf = { (int64_t) INT64_C(0x7FF0000000000000) }; 193b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 194b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/*--------------------------------------------------------------------------- 195b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru Platform utilities 196b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru Our general strategy is to assume we're on a POSIX platform. Platforms which 197b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru are non-POSIX must declare themselves so. The default POSIX implementation 198b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru will sometimes work for non-POSIX platforms as well (e.g., the NaN-related 199b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru functions). 200b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru ---------------------------------------------------------------------------*/ 201b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 202f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius#if U_PLATFORM_USES_ONLY_WIN32_API || U_PLATFORM == U_PF_OS400 203b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru# undef U_POSIX_LOCALE 204b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#else 205b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru# define U_POSIX_LOCALE 1 206b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 207b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 208b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/* 209b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru WARNING! u_topNBytesOfDouble and u_bottomNBytesOfDouble 210b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru can't be properly optimized by the gcc compiler sometimes (i.e. gcc 3.2). 211b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru*/ 212b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#if !IEEE_754 213b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Querustatic char* 214b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruu_topNBytesOfDouble(double* d, int n) 215b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 216b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#if U_IS_BIG_ENDIAN 217b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return (char*)d; 218b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#else 219b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return (char*)(d + 1) - n; 220b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 221b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 222b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 223b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Querustatic char* 224b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruu_bottomNBytesOfDouble(double* d, int n) 225b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 226b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#if U_IS_BIG_ENDIAN 227b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return (char*)(d + 1) - n; 228b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#else 229b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return (char*)d; 230b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 231b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 23227f654740f2a26ad62a5c155af9199af9e69b889claireho#endif /* !IEEE_754 */ 23327f654740f2a26ad62a5c155af9199af9e69b889claireho 23427f654740f2a26ad62a5c155af9199af9e69b889claireho#if IEEE_754 23527f654740f2a26ad62a5c155af9199af9e69b889clairehostatic UBool 23627f654740f2a26ad62a5c155af9199af9e69b889clairehou_signBit(double d) { 23727f654740f2a26ad62a5c155af9199af9e69b889claireho uint8_t hiByte; 23827f654740f2a26ad62a5c155af9199af9e69b889claireho#if U_IS_BIG_ENDIAN 23927f654740f2a26ad62a5c155af9199af9e69b889claireho hiByte = *(uint8_t *)&d; 24027f654740f2a26ad62a5c155af9199af9e69b889claireho#else 24127f654740f2a26ad62a5c155af9199af9e69b889claireho hiByte = *(((uint8_t *)&d) + sizeof(double) - 1); 24227f654740f2a26ad62a5c155af9199af9e69b889claireho#endif 24327f654740f2a26ad62a5c155af9199af9e69b889claireho return (hiByte & 0x80) != 0; 24427f654740f2a26ad62a5c155af9199af9e69b889claireho} 24527f654740f2a26ad62a5c155af9199af9e69b889claireho#endif 24627f654740f2a26ad62a5c155af9199af9e69b889claireho 24727f654740f2a26ad62a5c155af9199af9e69b889claireho 248b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 24985bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho#if defined (U_DEBUG_FAKETIME) 25085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho/* Override the clock to test things without having to move the system clock. 25185bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho * Assumes POSIX gettimeofday() will function 25285bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho */ 25385bf2e2fbc60a9f938064abc8127d61da7d19882Claire HoUDate fakeClock_t0 = 0; /** Time to start the clock from **/ 25485bf2e2fbc60a9f938064abc8127d61da7d19882Claire HoUDate fakeClock_dt = 0; /** Offset (fake time - real time) **/ 25585bf2e2fbc60a9f938064abc8127d61da7d19882Claire HoUBool fakeClock_set = FALSE; /** True if fake clock has spun up **/ 25654dcd9b6a06071f647dac967e9e267abb9410720Craig Corneliusstatic UMutex fakeClockMutex = U_MUTEX_INTIALIZER; 25785bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho 25885bf2e2fbc60a9f938064abc8127d61da7d19882Claire Hostatic UDate getUTCtime_real() { 25985bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho struct timeval posixTime; 26085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho gettimeofday(&posixTime, NULL); 26185bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho return (UDate)(((int64_t)posixTime.tv_sec * U_MILLIS_PER_SECOND) + (posixTime.tv_usec/1000)); 26285bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho} 26385bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho 26485bf2e2fbc60a9f938064abc8127d61da7d19882Claire Hostatic UDate getUTCtime_fake() { 26585bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho umtx_lock(&fakeClockMutex); 26685bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho if(!fakeClock_set) { 26785bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho UDate real = getUTCtime_real(); 26885bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho const char *fake_start = getenv("U_FAKETIME_START"); 26927f654740f2a26ad62a5c155af9199af9e69b889claireho if((fake_start!=NULL) && (fake_start[0]!=0)) { 27085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho sscanf(fake_start,"%lf",&fakeClock_t0); 27127f654740f2a26ad62a5c155af9199af9e69b889claireho fakeClock_dt = fakeClock_t0 - real; 27227f654740f2a26ad62a5c155af9199af9e69b889claireho fprintf(stderr,"U_DEBUG_FAKETIME was set at compile time, so the ICU clock will start at a preset value\n" 27327f654740f2a26ad62a5c155af9199af9e69b889claireho "env variable U_FAKETIME_START=%.0f (%s) for an offset of %.0f ms from the current time %.0f\n", 27427f654740f2a26ad62a5c155af9199af9e69b889claireho fakeClock_t0, fake_start, fakeClock_dt, real); 27527f654740f2a26ad62a5c155af9199af9e69b889claireho } else { 27627f654740f2a26ad62a5c155af9199af9e69b889claireho fakeClock_dt = 0; 27727f654740f2a26ad62a5c155af9199af9e69b889claireho fprintf(stderr,"U_DEBUG_FAKETIME was set at compile time, but U_FAKETIME_START was not set.\n" 27827f654740f2a26ad62a5c155af9199af9e69b889claireho "Set U_FAKETIME_START to the number of milliseconds since 1/1/1970 to set the ICU clock.\n"); 27985bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 28085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho fakeClock_set = TRUE; 28185bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 28285bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho umtx_unlock(&fakeClockMutex); 28385bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho 28485bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho return getUTCtime_real() + fakeClock_dt; 28585bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho} 28685bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho#endif 28785bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho 288103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#if U_PLATFORM_USES_ONLY_WIN32_API 289b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Querutypedef union { 290b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru int64_t int64; 291b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru FILETIME fileTime; 292b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} FileTimeConversion; /* This is like a ULARGE_INTEGER */ 293b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 294b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/* Number of 100 nanoseconds from 1/1/1601 to 1/1/1970 */ 295b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#define EPOCH_BIAS INT64_C(116444736000000000) 296b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#define HECTONANOSECOND_PER_MILLISECOND 10000 297b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 298b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 299b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 300b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/*--------------------------------------------------------------------------- 301b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru Universal Implementations 302b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru These are designed to work on all platforms. Try these, and if they 303b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru don't work on your platform, then special case your platform with new 304b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru implementations. 305b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru---------------------------------------------------------------------------*/ 306b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 307b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI UDate U_EXPORT2 308b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruuprv_getUTCtime() 309b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 31085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho#if defined(U_DEBUG_FAKETIME) 31185bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho return getUTCtime_fake(); /* Hook for overriding the clock */ 31227f654740f2a26ad62a5c155af9199af9e69b889claireho#else 31327f654740f2a26ad62a5c155af9199af9e69b889claireho return uprv_getRawUTCtime(); 31427f654740f2a26ad62a5c155af9199af9e69b889claireho#endif 31527f654740f2a26ad62a5c155af9199af9e69b889claireho} 31627f654740f2a26ad62a5c155af9199af9e69b889claireho 31727f654740f2a26ad62a5c155af9199af9e69b889claireho/* Return UTC (GMT) time measured in milliseconds since 0:00 on 1/1/70.*/ 31827f654740f2a26ad62a5c155af9199af9e69b889clairehoU_CAPI UDate U_EXPORT2 31927f654740f2a26ad62a5c155af9199af9e69b889clairehouprv_getRawUTCtime() 32027f654740f2a26ad62a5c155af9199af9e69b889claireho{ 321f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius#if U_PLATFORM_USES_ONLY_WIN32_API 322b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 323b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru FileTimeConversion winTime; 324b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru GetSystemTimeAsFileTime(&winTime.fileTime); 325b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return (UDate)((winTime.int64 - EPOCH_BIAS) / HECTONANOSECOND_PER_MILLISECOND); 326b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#else 32750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 328103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#if HAVE_GETTIMEOFDAY 329b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru struct timeval posixTime; 330b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru gettimeofday(&posixTime, NULL); 331b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return (UDate)(((int64_t)posixTime.tv_sec * U_MILLIS_PER_SECOND) + (posixTime.tv_usec/1000)); 33250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#else 333b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru time_t epochtime; 334b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru time(&epochtime); 335b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return (UDate)epochtime * U_MILLIS_PER_SECOND; 336b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 33750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 33850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 339b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 340b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 341b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/*----------------------------------------------------------------------------- 342b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru IEEE 754 343b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru These methods detect and return NaN and infinity values for doubles 344b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru conforming to IEEE 754. Platforms which support this standard include X86, 345b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru Mac 680x0, Mac PowerPC, AIX RS/6000, and most others. 346b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru If this doesn't work on your platform, you have non-IEEE floating-point, and 347b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru will need to code your own versions. A naive implementation is to return 0.0 348b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru for getNaN and getInfinity, and false for isNaN and isInfinite. 349b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru ---------------------------------------------------------------------------*/ 350b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 351b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI UBool U_EXPORT2 352b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruuprv_isNaN(double number) 353b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 354b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#if IEEE_754 355b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru BitPatternConversion convertedNumber; 356b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru convertedNumber.d64 = number; 357b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* Infinity is 0x7FF0000000000000U. Anything greater than that is a NaN */ 358b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return (UBool)((convertedNumber.i64 & U_INT64_MAX) > gInf.i64); 359b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 360103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#elif U_PLATFORM == U_PF_OS390 361b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uint32_t highBits = *(uint32_t*)u_topNBytesOfDouble(&number, 362b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru sizeof(uint32_t)); 363b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uint32_t lowBits = *(uint32_t*)u_bottomNBytesOfDouble(&number, 364b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru sizeof(uint32_t)); 365b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 366b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return ((highBits & 0x7F080000L) == 0x7F080000L) && 367b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru (lowBits == 0x00000000L); 368b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 369b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#else 370b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* If your platform doesn't support IEEE 754 but *does* have an NaN value,*/ 371b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* you'll need to replace this default implementation with what's correct*/ 372b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* for your platform.*/ 373b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return number != number; 374b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 375b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 376b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 377b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI UBool U_EXPORT2 378b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruuprv_isInfinite(double number) 379b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 380b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#if IEEE_754 381b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru BitPatternConversion convertedNumber; 382b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru convertedNumber.d64 = number; 383b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* Infinity is exactly 0x7FF0000000000000U. */ 384b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return (UBool)((convertedNumber.i64 & U_INT64_MAX) == gInf.i64); 385103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#elif U_PLATFORM == U_PF_OS390 386b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uint32_t highBits = *(uint32_t*)u_topNBytesOfDouble(&number, 387b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru sizeof(uint32_t)); 388b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uint32_t lowBits = *(uint32_t*)u_bottomNBytesOfDouble(&number, 389b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru sizeof(uint32_t)); 390b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 391b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return ((highBits & ~SIGN) == 0x70FF0000L) && (lowBits == 0x00000000L); 392b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 393b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#else 394b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* If your platform doesn't support IEEE 754 but *does* have an infinity*/ 395b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* value, you'll need to replace this default implementation with what's*/ 396b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* correct for your platform.*/ 397b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return number == (2.0 * number); 398b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 399b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 400b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 401b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI UBool U_EXPORT2 402b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruuprv_isPositiveInfinity(double number) 403b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 404103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#if IEEE_754 || U_PLATFORM == U_PF_OS390 405b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return (UBool)(number > 0 && uprv_isInfinite(number)); 406b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#else 407b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return uprv_isInfinite(number); 408b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 409b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 410b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 411b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI UBool U_EXPORT2 412b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruuprv_isNegativeInfinity(double number) 413b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 414103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#if IEEE_754 || U_PLATFORM == U_PF_OS390 415b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return (UBool)(number < 0 && uprv_isInfinite(number)); 416b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 417b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#else 418b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uint32_t highBits = *(uint32_t*)u_topNBytesOfDouble(&number, 419b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru sizeof(uint32_t)); 420b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return((highBits & SIGN) && uprv_isInfinite(number)); 421b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 422b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 423b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 424b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 425b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI double U_EXPORT2 426b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruuprv_getNaN() 427b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 428103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#if IEEE_754 || U_PLATFORM == U_PF_OS390 429b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return gNan.d64; 430b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#else 431b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* If your platform doesn't support IEEE 754 but *does* have an NaN value,*/ 432b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* you'll need to replace this default implementation with what's correct*/ 433b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* for your platform.*/ 434b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return 0.0; 435b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 436b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 437b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 438b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI double U_EXPORT2 439b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruuprv_getInfinity() 440b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 441103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#if IEEE_754 || U_PLATFORM == U_PF_OS390 442b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return gInf.d64; 443b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#else 444b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* If your platform doesn't support IEEE 754 but *does* have an infinity*/ 445b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* value, you'll need to replace this default implementation with what's*/ 446b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* correct for your platform.*/ 447b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return 0.0; 448b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 449b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 450b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 451b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI double U_EXPORT2 452b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruuprv_floor(double x) 453b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 454b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return floor(x); 455b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 456b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 457b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI double U_EXPORT2 458b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruuprv_ceil(double x) 459b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 460b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return ceil(x); 461b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 462b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 463b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI double U_EXPORT2 464b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruuprv_round(double x) 465b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 466b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return uprv_floor(x + 0.5); 467b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 468b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 469b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI double U_EXPORT2 470b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruuprv_fabs(double x) 471b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 472b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return fabs(x); 473b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 474b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 475b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI double U_EXPORT2 476b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruuprv_modf(double x, double* y) 477b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 478b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return modf(x, y); 479b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 480b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 481b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI double U_EXPORT2 482b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruuprv_fmod(double x, double y) 483b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 484b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return fmod(x, y); 485b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 486b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 487b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI double U_EXPORT2 488b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruuprv_pow(double x, double y) 489b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 490b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* This is declared as "double pow(double x, double y)" */ 491b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return pow(x, y); 492b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 493b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 494b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI double U_EXPORT2 495b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruuprv_pow10(int32_t x) 496b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 497b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return pow(10.0, (double)x); 498b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 499b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 500b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI double U_EXPORT2 501b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruuprv_fmax(double x, double y) 502b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 503b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#if IEEE_754 504b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* first handle NaN*/ 505b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if(uprv_isNaN(x) || uprv_isNaN(y)) 506b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return uprv_getNaN(); 507b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 508b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* check for -0 and 0*/ 50927f654740f2a26ad62a5c155af9199af9e69b889claireho if(x == 0.0 && y == 0.0 && u_signBit(x)) 510b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return y; 511b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 512b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 513b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 51427f654740f2a26ad62a5c155af9199af9e69b889claireho /* this should work for all flt point w/o NaN and Inf special cases */ 515b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return (x > y ? x : y); 516b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 517b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 518b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI double U_EXPORT2 519b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruuprv_fmin(double x, double y) 520b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 521b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#if IEEE_754 522b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* first handle NaN*/ 523b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if(uprv_isNaN(x) || uprv_isNaN(y)) 524b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return uprv_getNaN(); 525b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 526b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* check for -0 and 0*/ 52727f654740f2a26ad62a5c155af9199af9e69b889claireho if(x == 0.0 && y == 0.0 && u_signBit(y)) 528b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return y; 529b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 530b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 531b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 532b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* this should work for all flt point w/o NaN and Inf special cases */ 533b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return (x > y ? y : x); 534b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 535b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 536b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/** 537b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * Truncates the given double. 538b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * trunc(3.3) = 3.0, trunc (-3.3) = -3.0 539b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * This is different than calling floor() or ceil(): 540b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * floor(3.3) = 3, floor(-3.3) = -4 541b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * ceil(3.3) = 4, ceil(-3.3) = -3 542b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru */ 543b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI double U_EXPORT2 544b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruuprv_trunc(double d) 545b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 546b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#if IEEE_754 547b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* handle error cases*/ 548b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if(uprv_isNaN(d)) 549b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return uprv_getNaN(); 550b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if(uprv_isInfinite(d)) 551b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return uprv_getInfinity(); 552b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 55327f654740f2a26ad62a5c155af9199af9e69b889claireho if(u_signBit(d)) /* Signbit() picks up -0.0; d<0 does not. */ 554b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return ceil(d); 555b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru else 556b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return floor(d); 557b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 558b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#else 559b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return d >= 0 ? floor(d) : ceil(d); 560b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 561b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 562b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 563b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 564b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/** 565b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * Return the largest positive number that can be represented by an integer 566b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * type of arbitrary bit length. 567b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru */ 568b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI double U_EXPORT2 569b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruuprv_maxMantissa(void) 570b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 571b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return pow(2.0, DBL_MANT_DIG + 1.0) - 1.0; 572b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 573b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 574b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI double U_EXPORT2 575b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruuprv_log(double d) 576b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 577b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return log(d); 578b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 579b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 580b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI void * U_EXPORT2 581b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruuprv_maximumPtr(void * base) 582b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 583103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#if U_PLATFORM == U_PF_OS400 584b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* 58585bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho * With the provided function we should never be out of range of a given segment 586b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * (a traditional/typical segment that is). Our segments have 5 bytes for the 587b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * id and 3 bytes for the offset. The key is that the casting takes care of 588b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * only retrieving the offset portion minus x1000. Hence, the smallest offset 589b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * seen in a program is x001000 and when casted to an int would be 0. 590b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * That's why we can only add 0xffefff. Otherwise, we would exceed the segment. 591b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * 59285bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho * Currently, 16MB is the current addressing limitation on i5/OS if the activation is 593b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * non-TERASPACE. If it is TERASPACE it is 2GB - 4k(header information). 59485bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho * This function determines the activation based on the pointer that is passed in and 59585bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho * calculates the appropriate maximum available size for 596b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * each pointer type (TERASPACE and non-TERASPACE) 597b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * 598b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * Unlike other operating systems, the pointer model isn't determined at 599b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * compile time on i5/OS. 600b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru */ 601b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if ((base != NULL) && (_TESTPTR(base, _C_TERASPACE_CHECK))) { 602b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* if it is a TERASPACE pointer the max is 2GB - 4k */ 603b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return ((void *)(((char *)base)-((uint32_t)(base))+((uint32_t)0x7fffefff))); 604b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 605b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* otherwise 16MB since NULL ptr is not checkable or the ptr is not TERASPACE */ 606b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return ((void *)(((char *)base)-((uint32_t)(base))+((uint32_t)0xffefff))); 607b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 608b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#else 60985bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho return U_MAX_PTR(base); 610b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 611b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 612b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 613b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/*--------------------------------------------------------------------------- 614b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru Platform-specific Implementations 615b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru Try these, and if they don't work on your platform, then special case your 616b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru platform with new implementations. 617b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru ---------------------------------------------------------------------------*/ 618b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 619b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/* Generic time zone layer -------------------------------------------------- */ 620b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 621b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/* Time zone utilities */ 622b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI void U_EXPORT2 623b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruuprv_tzset() 624b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 625b26ce3a7367e4ed2ee7ddddcdc3f3d3377a455c2claireho#if defined(U_TZSET) 626b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru U_TZSET(); 627b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#else 628b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* no initialization*/ 629b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 630b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 631b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 632b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI int32_t U_EXPORT2 633b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruuprv_timezone() 634b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 635b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#ifdef U_TIMEZONE 636b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return U_TIMEZONE; 637b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#else 638b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru time_t t, t1, t2; 639b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru struct tm tmrec; 640b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru int32_t tdiff = 0; 641b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 642b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru time(&t); 643b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uprv_memcpy( &tmrec, localtime(&t), sizeof(tmrec) ); 64459d709d503bab6e2b61931737e662dd293b40578ccornelius#if U_PLATFORM != U_PF_IPHONE 64559d709d503bab6e2b61931737e662dd293b40578ccornelius UBool dst_checked = (tmrec.tm_isdst != 0); /* daylight savings time is checked*/ 64659d709d503bab6e2b61931737e662dd293b40578ccornelius#endif 647b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru t1 = mktime(&tmrec); /* local time in seconds*/ 648b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uprv_memcpy( &tmrec, gmtime(&t), sizeof(tmrec) ); 649b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru t2 = mktime(&tmrec); /* GMT (or UTC) in seconds*/ 650b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru tdiff = t2 - t1; 65159d709d503bab6e2b61931737e662dd293b40578ccornelius 65259d709d503bab6e2b61931737e662dd293b40578ccornelius#if U_PLATFORM != U_PF_IPHONE 653b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* imitate NT behaviour, which returns same timezone offset to GMT for 65454dcd9b6a06071f647dac967e9e267abb9410720Craig Cornelius winter and summer. 65554dcd9b6a06071f647dac967e9e267abb9410720Craig Cornelius This does not work on all platforms. For instance, on glibc on Linux 65654dcd9b6a06071f647dac967e9e267abb9410720Craig Cornelius and on Mac OS 10.5, tdiff calculated above remains the same 65759d709d503bab6e2b61931737e662dd293b40578ccornelius regardless of whether DST is in effect or not. iOS is another 65859d709d503bab6e2b61931737e662dd293b40578ccornelius platform where this does not work. Linux + glibc and Mac OS 10.5 65959d709d503bab6e2b61931737e662dd293b40578ccornelius have U_TIMEZONE defined so that this code is not reached. 66059d709d503bab6e2b61931737e662dd293b40578ccornelius */ 661b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (dst_checked) 662b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru tdiff += 3600; 66359d709d503bab6e2b61931737e662dd293b40578ccornelius#endif 664b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return tdiff; 665b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 666b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 667b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 668b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/* Note that U_TZNAME does *not* have to be tzname, but if it is, 66985bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho some platforms need to have it declared here. */ 670b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 6710596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#if defined(U_TZNAME) && (U_PLATFORM == U_PF_IRIX || U_PLATFORM_IS_DARWIN_BASED) 672b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/* RS6000 and others reject char **tzname. */ 673b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruextern U_IMPORT char *U_TZNAME[]; 674b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 675b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 67659d709d503bab6e2b61931737e662dd293b40578ccornelius#if !UCONFIG_NO_FILE_IO && ((U_PLATFORM_IS_DARWIN_BASED && (U_PLATFORM != U_PF_IPHONE || defined(U_TIMEZONE))) || U_PLATFORM_IS_LINUX_BASED || U_PLATFORM == U_PF_BSD || U_PLATFORM == U_PF_SOLARIS) 677b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/* These platforms are likely to use Olson timezone IDs. */ 678ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert/* common targets of the symbolic link at TZDEFAULT are: 679ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert * "/usr/share/zoneinfo/<olsonID>" default, older Linux distros, macOS to 10.12 680ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert * "../usr/share/zoneinfo/<olsonID>" newer Linux distros: Red Hat Enterprise Linux 7, Ubuntu 16, SuSe Linux 12 681ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert * "/usr/share/lib/zoneinfo/<olsonID>" Solaris 682ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert * "../usr/share/lib/zoneinfo/<olsonID>" Solaris 683ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert * "/var/db/timezone/zoneinfo/<olsonID>" macOS 10.13 684ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert * To avoid checking lots of paths, just check that the target path 685ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert * before the <olsonID> ends with "/zoneinfo/", and the <olsonID> is valid. 686ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert */ 687ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert 688b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#define CHECK_LOCALTIME_LINK 1 689103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#if U_PLATFORM_IS_DARWIN_BASED 690b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#include <tzfile.h> 691b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#define TZZONEINFO (TZDIR "/") 6928393335b955da7340c9f19b1b4b2d6c0c2c04be7Craig Cornelius#elif U_PLATFORM == U_PF_SOLARIS 6938393335b955da7340c9f19b1b4b2d6c0c2c04be7Craig Cornelius#define TZDEFAULT "/etc/localtime" 6948393335b955da7340c9f19b1b4b2d6c0c2c04be7Craig Cornelius#define TZZONEINFO "/usr/share/lib/zoneinfo/" 6958393335b955da7340c9f19b1b4b2d6c0c2c04be7Craig Cornelius#define TZ_ENV_CHECK "localtime" 69685bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho#else 69785bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho#define TZDEFAULT "/etc/localtime" 69885bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho#define TZZONEINFO "/usr/share/zoneinfo/" 69985bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho#endif 700ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert#define TZZONEINFOTAIL "/zoneinfo/" 70185bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho#if U_HAVE_DIRENT_H 70250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#define TZFILE_SKIP "posixrules" /* tz file to skip when searching. */ 70327f654740f2a26ad62a5c155af9199af9e69b889claireho/* Some Linux distributions have 'localtime' in /usr/share/zoneinfo 70427f654740f2a26ad62a5c155af9199af9e69b889claireho symlinked to /etc/localtime, which makes searchForTZFile return 70527f654740f2a26ad62a5c155af9199af9e69b889claireho 'localtime' when it's the first match. */ 70627f654740f2a26ad62a5c155af9199af9e69b889claireho#define TZFILE_SKIP2 "localtime" 70785bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho#define SEARCH_TZFILE 70885bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho#include <dirent.h> /* Needed to search through system timezone files */ 709b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 710b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Querustatic char gTimeZoneBuffer[PATH_MAX]; 711b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Querustatic char *gTimeZoneBufferPtr = NULL; 712b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 713b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 714103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#if !U_PLATFORM_USES_ONLY_WIN32_API 715b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#define isNonDigit(ch) (ch < '0' || '9' < ch) 716b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Querustatic UBool isValidOlsonID(const char *id) { 717b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru int32_t idx = 0; 718b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 719b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* Determine if this is something like Iceland (Olson ID) 720b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru or AST4ADT (non-Olson ID) */ 721b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru while (id[idx] && isNonDigit(id[idx]) && id[idx] != ',') { 722b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru idx++; 723b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 724b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 725b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* If we went through the whole string, then it might be okay. 726b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru The timezone is sometimes set to "CST-7CDT", "CST6CDT5,J129,J131/19:30", 727b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru "GRNLNDST3GRNLNDDT" or similar, so we cannot use it. 728b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru The rest of the time it could be an Olson ID. George */ 729b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return (UBool)(id[idx] == 0 730b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru || uprv_strcmp(id, "PST8PDT") == 0 731b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru || uprv_strcmp(id, "MST7MDT") == 0 732b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru || uprv_strcmp(id, "CST6CDT") == 0 733b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru || uprv_strcmp(id, "EST5EDT") == 0); 734b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 73527f654740f2a26ad62a5c155af9199af9e69b889claireho 73627f654740f2a26ad62a5c155af9199af9e69b889claireho/* On some Unix-like OS, 'posix' subdirectory in 73727f654740f2a26ad62a5c155af9199af9e69b889claireho /usr/share/zoneinfo replicates the top-level contents. 'right' 73827f654740f2a26ad62a5c155af9199af9e69b889claireho subdirectory has the same set of files, but individual files 73927f654740f2a26ad62a5c155af9199af9e69b889claireho are different from those in the top-level directory or 'posix' 74027f654740f2a26ad62a5c155af9199af9e69b889claireho because 'right' has files for TAI (Int'l Atomic Time) while 'posix' 74127f654740f2a26ad62a5c155af9199af9e69b889claireho has files for UTC. 74227f654740f2a26ad62a5c155af9199af9e69b889claireho When the first match for /etc/localtime is in either of them 74327f654740f2a26ad62a5c155af9199af9e69b889claireho (usually in posix because 'right' has different file contents), 74427f654740f2a26ad62a5c155af9199af9e69b889claireho or TZ environment variable points to one of them, createTimeZone 74527f654740f2a26ad62a5c155af9199af9e69b889claireho fails because, say, 'posix/America/New_York' is not an Olson 74627f654740f2a26ad62a5c155af9199af9e69b889claireho timezone id ('America/New_York' is). So, we have to skip 74727f654740f2a26ad62a5c155af9199af9e69b889claireho 'posix/' and 'right/' at the beginning. */ 74827f654740f2a26ad62a5c155af9199af9e69b889clairehostatic void skipZoneIDPrefix(const char** id) { 74927f654740f2a26ad62a5c155af9199af9e69b889claireho if (uprv_strncmp(*id, "posix/", 6) == 0 75027f654740f2a26ad62a5c155af9199af9e69b889claireho || uprv_strncmp(*id, "right/", 6) == 0) 75127f654740f2a26ad62a5c155af9199af9e69b889claireho { 75227f654740f2a26ad62a5c155af9199af9e69b889claireho *id += 6; 75327f654740f2a26ad62a5c155af9199af9e69b889claireho } 75427f654740f2a26ad62a5c155af9199af9e69b889claireho} 755b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 756b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 757103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#if defined(U_TZNAME) && !U_PLATFORM_USES_ONLY_WIN32_API 758b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 759b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#define CONVERT_HOURS_TO_SECONDS(offset) (int32_t)(offset*3600) 760b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Querutypedef struct OffsetZoneMapping { 761b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru int32_t offsetSeconds; 762103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius int32_t daylightType; /* 0=U_DAYLIGHT_NONE, 1=daylight in June-U_DAYLIGHT_JUNE, 2=daylight in December=U_DAYLIGHT_DECEMBER*/ 763b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru const char *stdID; 764b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru const char *dstID; 765b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru const char *olsonID; 766b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} OffsetZoneMapping; 767b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 768103e9ffba2cba345d0078eb8b8db33249f81840aCraig Corneliusenum { U_DAYLIGHT_NONE=0,U_DAYLIGHT_JUNE=1,U_DAYLIGHT_DECEMBER=2 }; 769103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius 770b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/* 771b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruThis list tries to disambiguate a set of abbreviated timezone IDs and offsets 772b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruand maps it to an Olson ID. 773b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruBefore adding anything to this list, take a look at 774b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruicu/source/tools/tzcode/tz.alias 775b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruSometimes no daylight savings (0) is important to define due to aliases. 776b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruThis list can be tested with icu/source/test/compat/tzone.pl 777b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruMore values could be added to daylightType to increase precision. 778b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru*/ 779b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Querustatic const struct OffsetZoneMapping OFFSET_ZONE_MAPPINGS[] = { 780b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-45900, 2, "CHAST", "CHADT", "Pacific/Chatham"}, 781b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-43200, 1, "PETT", "PETST", "Asia/Kamchatka"}, 782b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-43200, 2, "NZST", "NZDT", "Pacific/Auckland"}, 783b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-43200, 1, "ANAT", "ANAST", "Asia/Anadyr"}, 784b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-39600, 1, "MAGT", "MAGST", "Asia/Magadan"}, 785b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-37800, 2, "LHST", "LHST", "Australia/Lord_Howe"}, 786b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-36000, 2, "EST", "EST", "Australia/Sydney"}, 787b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-36000, 1, "SAKT", "SAKST", "Asia/Sakhalin"}, 788b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-36000, 1, "VLAT", "VLAST", "Asia/Vladivostok"}, 789b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-34200, 2, "CST", "CST", "Australia/South"}, 790b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-32400, 1, "YAKT", "YAKST", "Asia/Yakutsk"}, 791b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-32400, 1, "CHOT", "CHOST", "Asia/Choibalsan"}, 792b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-31500, 2, "CWST", "CWST", "Australia/Eucla"}, 793b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-28800, 1, "IRKT", "IRKST", "Asia/Irkutsk"}, 794b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-28800, 1, "ULAT", "ULAST", "Asia/Ulaanbaatar"}, 795b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-28800, 2, "WST", "WST", "Australia/West"}, 796b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-25200, 1, "HOVT", "HOVST", "Asia/Hovd"}, 797b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-25200, 1, "KRAT", "KRAST", "Asia/Krasnoyarsk"}, 798b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-21600, 1, "NOVT", "NOVST", "Asia/Novosibirsk"}, 799b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-21600, 1, "OMST", "OMSST", "Asia/Omsk"}, 800b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-18000, 1, "YEKT", "YEKST", "Asia/Yekaterinburg"}, 801b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-14400, 1, "SAMT", "SAMST", "Europe/Samara"}, 802b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-14400, 1, "AMT", "AMST", "Asia/Yerevan"}, 803b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-14400, 1, "AZT", "AZST", "Asia/Baku"}, 804b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-10800, 1, "AST", "ADT", "Asia/Baghdad"}, 805b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-10800, 1, "MSK", "MSD", "Europe/Moscow"}, 806b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-10800, 1, "VOLT", "VOLST", "Europe/Volgograd"}, 807b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-7200, 0, "EET", "CEST", "Africa/Tripoli"}, 808b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-7200, 1, "EET", "EEST", "Europe/Athens"}, /* Conflicts with Africa/Cairo */ 809b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-7200, 1, "IST", "IDT", "Asia/Jerusalem"}, 810b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-3600, 0, "CET", "WEST", "Africa/Algiers"}, 811b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {-3600, 2, "WAT", "WAST", "Africa/Windhoek"}, 812b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {0, 1, "GMT", "IST", "Europe/Dublin"}, 813b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {0, 1, "GMT", "BST", "Europe/London"}, 814b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {0, 0, "WET", "WEST", "Africa/Casablanca"}, 815b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {0, 0, "WET", "WET", "Africa/El_Aaiun"}, 816b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {3600, 1, "AZOT", "AZOST", "Atlantic/Azores"}, 817b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {3600, 1, "EGT", "EGST", "America/Scoresbysund"}, 818b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {10800, 1, "PMST", "PMDT", "America/Miquelon"}, 819b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {10800, 2, "UYT", "UYST", "America/Montevideo"}, 820b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {10800, 1, "WGT", "WGST", "America/Godthab"}, 821b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {10800, 2, "BRT", "BRST", "Brazil/East"}, 822b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {12600, 1, "NST", "NDT", "America/St_Johns"}, 823b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {14400, 1, "AST", "ADT", "Canada/Atlantic"}, 824b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {14400, 2, "AMT", "AMST", "America/Cuiaba"}, 825b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {14400, 2, "CLT", "CLST", "Chile/Continental"}, 826b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {14400, 2, "FKT", "FKST", "Atlantic/Stanley"}, 827b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {14400, 2, "PYT", "PYST", "America/Asuncion"}, 828b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {18000, 1, "CST", "CDT", "America/Havana"}, 829b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {18000, 1, "EST", "EDT", "US/Eastern"}, /* Conflicts with America/Grand_Turk */ 830b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {21600, 2, "EAST", "EASST", "Chile/EasterIsland"}, 831b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {21600, 0, "CST", "MDT", "Canada/Saskatchewan"}, 832b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {21600, 0, "CST", "CDT", "America/Guatemala"}, 833b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {21600, 1, "CST", "CDT", "US/Central"}, /* Conflicts with Mexico/General */ 834b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {25200, 1, "MST", "MDT", "US/Mountain"}, /* Conflicts with Mexico/BajaSur */ 835b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {28800, 0, "PST", "PST", "Pacific/Pitcairn"}, 836b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {28800, 1, "PST", "PDT", "US/Pacific"}, /* Conflicts with Mexico/BajaNorte */ 837b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {32400, 1, "AKST", "AKDT", "US/Alaska"}, 838b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru {36000, 1, "HAST", "HADT", "US/Aleutian"} 839b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru}; 840b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 841b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/*#define DEBUG_TZNAME*/ 842b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 843b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Querustatic const char* remapShortTimeZone(const char *stdID, const char *dstID, int32_t daylightType, int32_t offset) 844b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 845b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru int32_t idx; 846b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#ifdef DEBUG_TZNAME 847b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru fprintf(stderr, "TZ=%s std=%s dst=%s daylight=%d offset=%d\n", getenv("TZ"), stdID, dstID, daylightType, offset); 848b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 849f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius for (idx = 0; idx < UPRV_LENGTHOF(OFFSET_ZONE_MAPPINGS); idx++) 850b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru { 851b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (offset == OFFSET_ZONE_MAPPINGS[idx].offsetSeconds 852b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru && daylightType == OFFSET_ZONE_MAPPINGS[idx].daylightType 853b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru && strcmp(OFFSET_ZONE_MAPPINGS[idx].stdID, stdID) == 0 854b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru && strcmp(OFFSET_ZONE_MAPPINGS[idx].dstID, dstID) == 0) 855b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru { 856b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return OFFSET_ZONE_MAPPINGS[idx].olsonID; 857b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 858b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 859b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return NULL; 860b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 861b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 862b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 86385bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho#ifdef SEARCH_TZFILE 86485bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho#define MAX_READ_SIZE 512 86585bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho 86685bf2e2fbc60a9f938064abc8127d61da7d19882Claire Hotypedef struct DefaultTZInfo { 86785bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho char* defaultTZBuffer; 86885bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho int64_t defaultTZFileSize; 86985bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho FILE* defaultTZFilePtr; 87085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho UBool defaultTZstatus; 87185bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho int32_t defaultTZPosition; 87285bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho} DefaultTZInfo; 87385bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho 87485bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho/* 87585bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho * This method compares the two files given to see if they are a match. 87685bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho * It is currently use to compare two TZ files. 87785bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho */ 87885bf2e2fbc60a9f938064abc8127d61da7d19882Claire Hostatic UBool compareBinaryFiles(const char* defaultTZFileName, const char* TZFileName, DefaultTZInfo* tzInfo) { 87985bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho FILE* file; 88085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho int64_t sizeFile; 88185bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho int64_t sizeFileLeft; 88285bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho int32_t sizeFileRead; 88385bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho int32_t sizeFileToRead; 88485bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho char bufferFile[MAX_READ_SIZE]; 88585bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho UBool result = TRUE; 88685bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho 88785bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho if (tzInfo->defaultTZFilePtr == NULL) { 88885bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho tzInfo->defaultTZFilePtr = fopen(defaultTZFileName, "r"); 88985bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 89085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho file = fopen(TZFileName, "r"); 89185bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho 89285bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho tzInfo->defaultTZPosition = 0; /* reset position to begin search */ 89385bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho 89485bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho if (file != NULL && tzInfo->defaultTZFilePtr != NULL) { 89585bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho /* First check that the file size are equal. */ 89685bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho if (tzInfo->defaultTZFileSize == 0) { 89785bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho fseek(tzInfo->defaultTZFilePtr, 0, SEEK_END); 89885bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho tzInfo->defaultTZFileSize = ftell(tzInfo->defaultTZFilePtr); 89985bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 90085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho fseek(file, 0, SEEK_END); 90185bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho sizeFile = ftell(file); 90285bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho sizeFileLeft = sizeFile; 90385bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho 90485bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho if (sizeFile != tzInfo->defaultTZFileSize) { 90585bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho result = FALSE; 90685bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } else { 90785bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho /* Store the data from the files in seperate buffers and 90885bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho * compare each byte to determine equality. 90985bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho */ 91085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho if (tzInfo->defaultTZBuffer == NULL) { 91185bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho rewind(tzInfo->defaultTZFilePtr); 91285bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho tzInfo->defaultTZBuffer = (char*)uprv_malloc(sizeof(char) * tzInfo->defaultTZFileSize); 9131b7d32f919554dda9c193b32188251337bc756f1Fredrik Roubert sizeFileRead = fread(tzInfo->defaultTZBuffer, 1, tzInfo->defaultTZFileSize, tzInfo->defaultTZFilePtr); 91485bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 91585bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho rewind(file); 91685bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho while(sizeFileLeft > 0) { 91785bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho uprv_memset(bufferFile, 0, MAX_READ_SIZE); 91885bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho sizeFileToRead = sizeFileLeft < MAX_READ_SIZE ? sizeFileLeft : MAX_READ_SIZE; 91985bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho 92085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho sizeFileRead = fread(bufferFile, 1, sizeFileToRead, file); 92185bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho if (memcmp(tzInfo->defaultTZBuffer + tzInfo->defaultTZPosition, bufferFile, sizeFileRead) != 0) { 92285bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho result = FALSE; 92385bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho break; 92485bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 92585bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho sizeFileLeft -= sizeFileRead; 92685bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho tzInfo->defaultTZPosition += sizeFileRead; 92785bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 92885bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 92985bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } else { 93085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho result = FALSE; 93185bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 93285bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho 93385bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho if (file != NULL) { 93485bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho fclose(file); 93585bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 93685bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho 93785bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho return result; 93885bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho} 93964339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert 94064339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert 94185bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho/* dirent also lists two entries: "." and ".." that we can safely ignore. */ 94285bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho#define SKIP1 "." 94385bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho#define SKIP2 ".." 94464339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubertstatic UBool U_CALLCONV putil_cleanup(void); 94564339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubertstatic CharString *gSearchTZFileResult = NULL; 94664339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert 94764339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert/* 94864339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert * This method recursively traverses the directory given for a matching TZ file and returns the first match. 94964339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert * This function is not thread safe - it uses a global, gSearchTZFileResult, to hold its results. 95064339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert */ 95185bf2e2fbc60a9f938064abc8127d61da7d19882Claire Hostatic char* searchForTZFile(const char* path, DefaultTZInfo* tzInfo) { 952ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert DIR* dirp = NULL; 95385bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho struct dirent* dirEntry = NULL; 95485bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho char* result = NULL; 955ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert UErrorCode status = U_ZERO_ERROR; 956ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert 957ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert /* Save the current path */ 958ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert CharString curpath(path, -1, status); 959ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert if (U_FAILURE(status)) { 960ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert goto cleanupAndReturn; 961ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert } 962ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert 963ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert dirp = opendir(path); 96450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if (dirp == NULL) { 965ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert goto cleanupAndReturn; 96650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 96785bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho 96864339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert if (gSearchTZFileResult == NULL) { 96964339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert gSearchTZFileResult = new CharString; 97064339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert if (gSearchTZFileResult == NULL) { 971ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert goto cleanupAndReturn; 97264339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert } 97364339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert ucln_common_registerCleanup(UCLN_COMMON_PUTIL, putil_cleanup); 97464339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert } 97564339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert 97685bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho /* Check each entry in the directory. */ 97785bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho while((dirEntry = readdir(dirp)) != NULL) { 97827f654740f2a26ad62a5c155af9199af9e69b889claireho const char* dirName = dirEntry->d_name; 97927f654740f2a26ad62a5c155af9199af9e69b889claireho if (uprv_strcmp(dirName, SKIP1) != 0 && uprv_strcmp(dirName, SKIP2) != 0) { 98085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho /* Create a newpath with the new entry to test each entry in the directory. */ 98164339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert CharString newpath(curpath, status); 98264339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert newpath.append(dirName, -1, status); 98364339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert if (U_FAILURE(status)) { 984ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert break; 98564339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert } 98685bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho 987ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert DIR* subDirp = NULL; 98864339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert if ((subDirp = opendir(newpath.data())) != NULL) { 98985bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho /* If this new path is a directory, make a recursive call with the newpath. */ 99085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho closedir(subDirp); 99164339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert newpath.append('/', status); 99264339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert if (U_FAILURE(status)) { 993ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert break; 99464339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert } 99564339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert result = searchForTZFile(newpath.data(), tzInfo); 99627f654740f2a26ad62a5c155af9199af9e69b889claireho /* 99727f654740f2a26ad62a5c155af9199af9e69b889claireho Have to get out here. Otherwise, we'd keep looking 99827f654740f2a26ad62a5c155af9199af9e69b889claireho and return the first match in the top-level directory 99927f654740f2a26ad62a5c155af9199af9e69b889claireho if there's a match in the top-level. If not, this function 100027f654740f2a26ad62a5c155af9199af9e69b889claireho would return NULL and set gTimeZoneBufferPtr to NULL in initDefault(). 100127f654740f2a26ad62a5c155af9199af9e69b889claireho It worked without this in most cases because we have a fallback of calling 100227f654740f2a26ad62a5c155af9199af9e69b889claireho localtime_r to figure out the default timezone. 100327f654740f2a26ad62a5c155af9199af9e69b889claireho */ 100427f654740f2a26ad62a5c155af9199af9e69b889claireho if (result != NULL) 100527f654740f2a26ad62a5c155af9199af9e69b889claireho break; 100627f654740f2a26ad62a5c155af9199af9e69b889claireho } else if (uprv_strcmp(TZFILE_SKIP, dirName) != 0 && uprv_strcmp(TZFILE_SKIP2, dirName) != 0) { 100764339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert if(compareBinaryFiles(TZDEFAULT, newpath.data(), tzInfo)) { 100864339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert int32_t amountToSkip = sizeof(TZZONEINFO) - 1; 100964339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert if (amountToSkip > newpath.length()) { 101064339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert amountToSkip = newpath.length(); 101164339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert } 101264339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert const char* zoneid = newpath.data() + amountToSkip; 101327f654740f2a26ad62a5c155af9199af9e69b889claireho skipZoneIDPrefix(&zoneid); 101464339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert gSearchTZFileResult->clear(); 101564339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert gSearchTZFileResult->append(zoneid, -1, status); 101664339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert if (U_FAILURE(status)) { 1017ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert break; 101864339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert } 101964339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert result = gSearchTZFileResult->data(); 102085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho /* Get out after the first one found. */ 102185bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho break; 102285bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 102385bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 102485bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 102585bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 1026ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert 1027ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert cleanupAndReturn: 1028ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert if (dirp) { 1029ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert closedir(dirp); 1030ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert } 103185bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho return result; 103285bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho} 103385bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho#endif 103464339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert 103564339d36f8bd4db5025fe2988eda22b491a9219cFredrik RoubertU_CAPI void U_EXPORT2 103664339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubertuprv_tzname_clear_cache() 103764339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert{ 103864339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert#if defined(CHECK_LOCALTIME_LINK) && !defined(DEBUG_SKIP_LOCALTIME_LINK) 103964339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert gTimeZoneBufferPtr = NULL; 104064339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert#endif 104164339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert} 104264339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert 10430596faeddefbf198de137d5e893708495ab1584cFredrik Roubert// With the Universal Windows Platform we can just ask Windows for the name 10440596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#if U_PLATFORM_HAS_WINUWP_API 10450596faeddefbf198de137d5e893708495ab1584cFredrik RoubertU_CAPI const char* U_EXPORT2 10460596faeddefbf198de137d5e893708495ab1584cFredrik Roubertuprv_getWindowsTimeZone() 10470596faeddefbf198de137d5e893708495ab1584cFredrik Roubert{ 10480596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // Get default Windows timezone. 10490596faeddefbf198de137d5e893708495ab1584cFredrik Roubert ComPtr<IInspectable> calendar; 10500596faeddefbf198de137d5e893708495ab1584cFredrik Roubert HRESULT hr = RoActivateInstance( 10510596faeddefbf198de137d5e893708495ab1584cFredrik Roubert HStringReference(RuntimeClass_Windows_Globalization_Calendar).Get(), 10520596faeddefbf198de137d5e893708495ab1584cFredrik Roubert &calendar); 10530596faeddefbf198de137d5e893708495ab1584cFredrik Roubert if (SUCCEEDED(hr)) 10540596faeddefbf198de137d5e893708495ab1584cFredrik Roubert { 10550596faeddefbf198de137d5e893708495ab1584cFredrik Roubert ComPtr<ABI::Windows::Globalization::ITimeZoneOnCalendar> timezone; 10560596faeddefbf198de137d5e893708495ab1584cFredrik Roubert hr = calendar.As(&timezone); 10570596faeddefbf198de137d5e893708495ab1584cFredrik Roubert if (SUCCEEDED(hr)) 10580596faeddefbf198de137d5e893708495ab1584cFredrik Roubert { 10590596faeddefbf198de137d5e893708495ab1584cFredrik Roubert HString timezoneString; 10600596faeddefbf198de137d5e893708495ab1584cFredrik Roubert hr = timezone->GetTimeZone(timezoneString.GetAddressOf()); 10610596faeddefbf198de137d5e893708495ab1584cFredrik Roubert if (SUCCEEDED(hr)) 10620596faeddefbf198de137d5e893708495ab1584cFredrik Roubert { 1063ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert int32_t length = static_cast<int32_t>(wcslen(timezoneString.GetRawBuffer(NULL))); 10640596faeddefbf198de137d5e893708495ab1584cFredrik Roubert char* asciiId = (char*)uprv_calloc(length + 1, sizeof(char)); 10650596faeddefbf198de137d5e893708495ab1584cFredrik Roubert if (asciiId != nullptr) 10660596faeddefbf198de137d5e893708495ab1584cFredrik Roubert { 10670596faeddefbf198de137d5e893708495ab1584cFredrik Roubert u_UCharsToChars((UChar*)timezoneString.GetRawBuffer(NULL), asciiId, length); 10680596faeddefbf198de137d5e893708495ab1584cFredrik Roubert return asciiId; 10690596faeddefbf198de137d5e893708495ab1584cFredrik Roubert } 10700596faeddefbf198de137d5e893708495ab1584cFredrik Roubert } 10710596faeddefbf198de137d5e893708495ab1584cFredrik Roubert } 10720596faeddefbf198de137d5e893708495ab1584cFredrik Roubert } 10730596faeddefbf198de137d5e893708495ab1584cFredrik Roubert 10740596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // Failed 10750596faeddefbf198de137d5e893708495ab1584cFredrik Roubert return nullptr; 10760596faeddefbf198de137d5e893708495ab1584cFredrik Roubert} 10770596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#endif 10780596faeddefbf198de137d5e893708495ab1584cFredrik Roubert 1079b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI const char* U_EXPORT2 1080b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruuprv_tzname(int n) 1081b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 1082ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert (void)n; // Avoid unreferenced parameter warning. 1083b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru const char *tzid = NULL; 1084103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#if U_PLATFORM_USES_ONLY_WIN32_API 10850596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#if U_PLATFORM_HAS_WINUWP_API > 0 10860596faeddefbf198de137d5e893708495ab1584cFredrik Roubert tzid = uprv_getWindowsTimeZone(); 10870596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#else 1088b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru tzid = uprv_detectWindowsTimeZone(); 10890596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#endif 1090b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1091b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (tzid != NULL) { 1092b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return tzid; 1093b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 10940596faeddefbf198de137d5e893708495ab1584cFredrik Roubert 10950596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#ifndef U_TZNAME 10960596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // The return value is free'd in timezone.cpp on Windows because 10970596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // the other code path returns a pointer to a heap location. 10980596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // If we don't have a name already, then tzname wouldn't be any 10990596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // better, so just fall back. 11000596faeddefbf198de137d5e893708495ab1584cFredrik Roubert return uprv_strdup("Etc/UTC"); 11010596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#endif // !U_TZNAME 11020596faeddefbf198de137d5e893708495ab1584cFredrik Roubert 1103b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#else 1104b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1105103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius/*#if U_PLATFORM_IS_DARWIN_BASED 1106b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru int ret; 1107b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1108b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru tzid = getenv("TZFILE"); 1109b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (tzid != NULL) { 1110b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return tzid; 1111b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1112b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif*/ 1113b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1114b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/* This code can be temporarily disabled to test tzname resolution later on. */ 1115b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#ifndef DEBUG_TZNAME 1116b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru tzid = getenv("TZ"); 11178393335b955da7340c9f19b1b4b2d6c0c2c04be7Craig Cornelius if (tzid != NULL && isValidOlsonID(tzid) 11188393335b955da7340c9f19b1b4b2d6c0c2c04be7Craig Cornelius#if U_PLATFORM == U_PF_SOLARIS 11198393335b955da7340c9f19b1b4b2d6c0c2c04be7Craig Cornelius /* When TZ equals localtime on Solaris, check the /etc/localtime file. */ 11208393335b955da7340c9f19b1b4b2d6c0c2c04be7Craig Cornelius && uprv_strcmp(tzid, TZ_ENV_CHECK) != 0 11218393335b955da7340c9f19b1b4b2d6c0c2c04be7Craig Cornelius#endif 11228393335b955da7340c9f19b1b4b2d6c0c2c04be7Craig Cornelius ) { 11238de051c3d18a56cc126f0f44e368495a52f9148cFredrik Roubert /* The colon forces tzset() to treat the remainder as zoneinfo path */ 11248de051c3d18a56cc126f0f44e368495a52f9148cFredrik Roubert if (tzid[0] == ':') { 11258de051c3d18a56cc126f0f44e368495a52f9148cFredrik Roubert tzid++; 11268de051c3d18a56cc126f0f44e368495a52f9148cFredrik Roubert } 1127b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* This might be a good Olson ID. */ 112827f654740f2a26ad62a5c155af9199af9e69b889claireho skipZoneIDPrefix(&tzid); 1129b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return tzid; 1130b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1131b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* else U_TZNAME will give a better result. */ 1132b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 1133b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1134103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#if defined(CHECK_LOCALTIME_LINK) && !defined(DEBUG_SKIP_LOCALTIME_LINK) 1135b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* Caller must handle threading issues */ 1136b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (gTimeZoneBufferPtr == NULL) { 1137b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* 1138b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru This is a trick to look at the name of the link to get the Olson ID 1139b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru because the tzfile contents is underspecified. 1140b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru This isn't guaranteed to work because it may not be a symlink. 1141b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru */ 114264339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert int32_t ret = (int32_t)readlink(TZDEFAULT, gTimeZoneBuffer, sizeof(gTimeZoneBuffer)-1); 1143b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (0 < ret) { 1144ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert int32_t tzZoneInfoTailLen = uprv_strlen(TZZONEINFOTAIL); 1145b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru gTimeZoneBuffer[ret] = 0; 1146ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert char * tzZoneInfoTailPtr = uprv_strstr(gTimeZoneBuffer, TZZONEINFOTAIL); 1147ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert 1148ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert if (tzZoneInfoTailPtr != NULL 1149ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert && isValidOlsonID(tzZoneInfoTailPtr + tzZoneInfoTailLen)) 115059d709d503bab6e2b61931737e662dd293b40578ccornelius { 1151ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert return (gTimeZoneBufferPtr = tzZoneInfoTailPtr + tzZoneInfoTailLen); 115259d709d503bab6e2b61931737e662dd293b40578ccornelius } 115385bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } else { 115485bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho#if defined(SEARCH_TZFILE) 115585bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho DefaultTZInfo* tzInfo = (DefaultTZInfo*)uprv_malloc(sizeof(DefaultTZInfo)); 115685bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho if (tzInfo != NULL) { 115785bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho tzInfo->defaultTZBuffer = NULL; 115885bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho tzInfo->defaultTZFileSize = 0; 115985bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho tzInfo->defaultTZFilePtr = NULL; 116085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho tzInfo->defaultTZstatus = FALSE; 116185bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho tzInfo->defaultTZPosition = 0; 116285bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho 116385bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho gTimeZoneBufferPtr = searchForTZFile(TZZONEINFO, tzInfo); 116485bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho 116585bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho /* Free previously allocated memory */ 116685bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho if (tzInfo->defaultTZBuffer != NULL) { 116785bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho uprv_free(tzInfo->defaultTZBuffer); 116885bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 116985bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho if (tzInfo->defaultTZFilePtr != NULL) { 117085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho fclose(tzInfo->defaultTZFilePtr); 117185bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 117285bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho uprv_free(tzInfo); 117385bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 117485bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho 117585bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho if (gTimeZoneBufferPtr != NULL && isValidOlsonID(gTimeZoneBufferPtr)) { 117685bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho return gTimeZoneBufferPtr; 117785bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 117885bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho#endif 1179b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1180b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1181b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru else { 1182b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return gTimeZoneBufferPtr; 1183b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1184b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 1185b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 1186b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1187b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#ifdef U_TZNAME 1188103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#if U_PLATFORM_USES_ONLY_WIN32_API 118950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* The return value is free'd in timezone.cpp on Windows because 119050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * the other code path returns a pointer to a heap location. */ 119150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return uprv_strdup(U_TZNAME[n]); 119250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#else 1193b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* 1194b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru U_TZNAME is usually a non-unique abbreviation, which isn't normally usable. 1195b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru So we remap the abbreviation to an olson ID. 1196b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1197b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru Since Windows exposes a little more timezone information, 1198b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru we normally don't use this code on Windows because 1199b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uprv_detectWindowsTimeZone should have already given the correct answer. 1200b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru */ 1201b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru { 1202b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru struct tm juneSol, decemberSol; 1203b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru int daylightType; 1204b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru static const time_t juneSolstice=1182478260; /*2007-06-21 18:11 UT*/ 1205b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru static const time_t decemberSolstice=1198332540; /*2007-12-22 06:09 UT*/ 1206b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1207b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* This probing will tell us when daylight savings occurs. */ 1208b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru localtime_r(&juneSolstice, &juneSol); 1209b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru localtime_r(&decemberSolstice, &decemberSol); 1210103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius if(decemberSol.tm_isdst > 0) { 1211103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius daylightType = U_DAYLIGHT_DECEMBER; 1212103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius } else if(juneSol.tm_isdst > 0) { 1213103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius daylightType = U_DAYLIGHT_JUNE; 1214103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius } else { 1215103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius daylightType = U_DAYLIGHT_NONE; 1216103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius } 1217b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru tzid = remapShortTimeZone(U_TZNAME[0], U_TZNAME[1], daylightType, uprv_timezone()); 1218b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (tzid != NULL) { 1219b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return tzid; 1220b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1221b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1222b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return U_TZNAME[n]; 122350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 1224b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#else 1225b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return ""; 1226b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 1227b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 1228b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1229b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/* Get and set the ICU data directory --------------------------------------- */ 1230b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1231f9878a236aa0d9662d8e40cafdaf2e04cd615835ccorneliusstatic icu::UInitOnce gDataDirInitOnce = U_INITONCE_INITIALIZER; 1232b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Querustatic char *gDataDirectory = NULL; 1233f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius 1234f9878a236aa0d9662d8e40cafdaf2e04cd615835ccorneliusUInitOnce gTimeZoneFilesInitOnce = U_INITONCE_INITIALIZER; 1235f9878a236aa0d9662d8e40cafdaf2e04cd615835ccorneliusstatic CharString *gTimeZoneFilesDirectory = NULL; 1236f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius 123759d709d503bab6e2b61931737e662dd293b40578ccornelius#if U_POSIX_LOCALE || U_PLATFORM_USES_ONLY_WIN32_API 1238ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert static const char *gCorrectedPOSIXLocale = NULL; /* Sometimes heap allocated */ 12390596faeddefbf198de137d5e893708495ab1584cFredrik Roubert static bool gCorrectedPOSIXLocaleHeapAllocated = false; 1240b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 1241b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1242b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Querustatic UBool U_CALLCONV putil_cleanup(void) 1243b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 1244b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (gDataDirectory && *gDataDirectory) { 1245b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uprv_free(gDataDirectory); 1246b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1247b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru gDataDirectory = NULL; 1248f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius gDataDirInitOnce.reset(); 1249f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius 1250f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius delete gTimeZoneFilesDirectory; 1251f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius gTimeZoneFilesDirectory = NULL; 1252f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius gTimeZoneFilesInitOnce.reset(); 1253f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius 125464339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert#ifdef SEARCH_TZFILE 125564339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert delete gSearchTZFileResult; 125664339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert gSearchTZFileResult = NULL; 125764339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert#endif 125864339d36f8bd4db5025fe2988eda22b491a9219cFredrik Roubert 125959d709d503bab6e2b61931737e662dd293b40578ccornelius#if U_POSIX_LOCALE || U_PLATFORM_USES_ONLY_WIN32_API 12600596faeddefbf198de137d5e893708495ab1584cFredrik Roubert if (gCorrectedPOSIXLocale && gCorrectedPOSIXLocaleHeapAllocated) { 1261ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert uprv_free(const_cast<char *>(gCorrectedPOSIXLocale)); 1262b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru gCorrectedPOSIXLocale = NULL; 12630596faeddefbf198de137d5e893708495ab1584cFredrik Roubert gCorrectedPOSIXLocaleHeapAllocated = false; 1264b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1265b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 1266b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return TRUE; 1267b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 1268b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1269b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/* 1270b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * Set the data directory. 1271b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * Make a copy of the passed string, and set the global data dir to point to it. 1272b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru */ 1273b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI void U_EXPORT2 1274b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruu_setDataDirectory(const char *directory) { 1275b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru char *newDataDir; 1276b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru int32_t length; 1277b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1278b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if(directory==NULL || *directory==0) { 1279b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* A small optimization to prevent the malloc and copy when the 1280b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru shared library is used, and this is a way to make sure that NULL 1281b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru is never returned. 1282b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru */ 1283b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru newDataDir = (char *)""; 1284b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1285b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru else { 1286b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru length=(int32_t)uprv_strlen(directory); 1287b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru newDataDir = (char *)uprv_malloc(length + 2); 128885bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho /* Exit out if newDataDir could not be created. */ 128985bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho if (newDataDir == NULL) { 129085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho return; 129185bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 1292b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uprv_strcpy(newDataDir, directory); 1293b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1294b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#if (U_FILE_SEP_CHAR != U_FILE_ALT_SEP_CHAR) 1295b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru { 1296b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru char *p; 1297ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert while((p = uprv_strchr(newDataDir, U_FILE_ALT_SEP_CHAR)) != NULL) { 1298b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru *p = U_FILE_SEP_CHAR; 1299b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1300b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1301b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 1302b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1303b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1304b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (gDataDirectory && *gDataDirectory) { 1305b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uprv_free(gDataDirectory); 1306b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1307b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru gDataDirectory = newDataDir; 1308b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru ucln_common_registerCleanup(UCLN_COMMON_PUTIL, putil_cleanup); 1309b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 1310b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1311b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI UBool U_EXPORT2 131285bf2e2fbc60a9f938064abc8127d61da7d19882Claire Houprv_pathIsAbsolute(const char *path) 1313b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 131485bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho if(!path || !*path) { 131585bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho return FALSE; 1316b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1317b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1318b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if(*path == U_FILE_SEP_CHAR) { 1319b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return TRUE; 1320b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1321b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1322b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#if (U_FILE_SEP_CHAR != U_FILE_ALT_SEP_CHAR) 1323b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if(*path == U_FILE_ALT_SEP_CHAR) { 1324b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return TRUE; 1325b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1326b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 1327b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1328103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#if U_PLATFORM_USES_ONLY_WIN32_API 1329b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if( (((path[0] >= 'A') && (path[0] <= 'Z')) || 1330b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru ((path[0] >= 'a') && (path[0] <= 'z'))) && 1331b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru path[1] == ':' ) { 1332b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return TRUE; 1333b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1334b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 1335b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1336b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return FALSE; 1337b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 1338b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 133927f654740f2a26ad62a5c155af9199af9e69b889claireho/* Temporary backup setting of ICU_DATA_DIR_PREFIX_ENV_VAR 134027f654740f2a26ad62a5c155af9199af9e69b889claireho until some client wrapper makefiles are updated */ 1341103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#if U_PLATFORM_IS_DARWIN_BASED && TARGET_IPHONE_SIMULATOR 134227f654740f2a26ad62a5c155af9199af9e69b889claireho# if !defined(ICU_DATA_DIR_PREFIX_ENV_VAR) 134327f654740f2a26ad62a5c155af9199af9e69b889claireho# define ICU_DATA_DIR_PREFIX_ENV_VAR "IPHONE_SIMULATOR_ROOT" 134427f654740f2a26ad62a5c155af9199af9e69b889claireho# endif 134527f654740f2a26ad62a5c155af9199af9e69b889claireho#endif 134627f654740f2a26ad62a5c155af9199af9e69b889claireho 1347f9878a236aa0d9662d8e40cafdaf2e04cd615835ccorneliusstatic void U_CALLCONV dataDirectoryInitFn() { 1348f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius /* If we already have the directory, then return immediately. Will happen if user called 1349f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius * u_setDataDirectory(). 1350f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius */ 1351f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius if (gDataDirectory) { 1352f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius return; 1353f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius } 1354f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius 1355b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru const char *path = NULL; 135602fdd983fede27bf25bddfbe3b5deb20813df5efElliott Hughes#if defined(ICU_DATA_DIR_PREFIX_ENV_VAR) 135750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho char datadir_path_buffer[PATH_MAX]; 135850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 1359b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1360b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* 1361b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru When ICU_NO_USER_DATA_OVERRIDE is defined, users aren't allowed to 1362b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru override ICU's data with the ICU_DATA environment variable. This prevents 1363b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru problems where multiple custom copies of ICU's specific version of data 1364b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru are installed on a system. Either the application must define the data 1365b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru directory with u_setDataDirectory, define ICU_DATA_DIR when compiling 1366b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru ICU, set the data with udata_setCommonData or trust that all of the 1367b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru required data is contained in ICU's data library that contains 1368b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru the entry point defined by U_ICUDATA_ENTRY_POINT. 1369b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1370b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru There may also be some platforms where environment variables 1371b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru are not allowed. 1372b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru */ 1373b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru# if !defined(ICU_NO_USER_DATA_OVERRIDE) && !UCONFIG_NO_FILE_IO 1374b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* First try to get the environment variable */ 13750596faeddefbf198de137d5e893708495ab1584cFredrik Roubert# if U_PLATFORM_HAS_WINUWP_API == 0 // Windows UWP does not support getenv 13760596faeddefbf198de137d5e893708495ab1584cFredrik Roubert path=getenv("ICU_DATA"); 13770596faeddefbf198de137d5e893708495ab1584cFredrik Roubert# endif 1378b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru# endif 1379b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 138027f654740f2a26ad62a5c155af9199af9e69b889claireho /* ICU_DATA_DIR may be set as a compile option. 138127f654740f2a26ad62a5c155af9199af9e69b889claireho * U_ICU_DATA_DEFAULT_DIR is provided and is set by ICU at compile time 138227f654740f2a26ad62a5c155af9199af9e69b889claireho * and is used only when data is built in archive mode eliminating the need 138327f654740f2a26ad62a5c155af9199af9e69b889claireho * for ICU_DATA_DIR to be set. U_ICU_DATA_DEFAULT_DIR is set to the installation 138427f654740f2a26ad62a5c155af9199af9e69b889claireho * directory of the data dat file. Users should use ICU_DATA_DIR if they want to 138527f654740f2a26ad62a5c155af9199af9e69b889claireho * set their own path. 138627f654740f2a26ad62a5c155af9199af9e69b889claireho */ 138727f654740f2a26ad62a5c155af9199af9e69b889claireho#if defined(ICU_DATA_DIR) || defined(U_ICU_DATA_DEFAULT_DIR) 1388b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if(path==NULL || *path==0) { 138927f654740f2a26ad62a5c155af9199af9e69b889claireho# if defined(ICU_DATA_DIR_PREFIX_ENV_VAR) 139002fdd983fede27bf25bddfbe3b5deb20813df5efElliott Hughes const char *prefix = getenv(ICU_DATA_DIR_PREFIX_ENV_VAR); 139127f654740f2a26ad62a5c155af9199af9e69b889claireho# endif 139227f654740f2a26ad62a5c155af9199af9e69b889claireho# ifdef ICU_DATA_DIR 139327f654740f2a26ad62a5c155af9199af9e69b889claireho path=ICU_DATA_DIR; 139427f654740f2a26ad62a5c155af9199af9e69b889claireho# else 139527f654740f2a26ad62a5c155af9199af9e69b889claireho path=U_ICU_DATA_DEFAULT_DIR; 139627f654740f2a26ad62a5c155af9199af9e69b889claireho# endif 139727f654740f2a26ad62a5c155af9199af9e69b889claireho# if defined(ICU_DATA_DIR_PREFIX_ENV_VAR) 139802fdd983fede27bf25bddfbe3b5deb20813df5efElliott Hughes if (prefix != NULL) { 139927f654740f2a26ad62a5c155af9199af9e69b889claireho snprintf(datadir_path_buffer, PATH_MAX, "%s%s", prefix, path); 140050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho path=datadir_path_buffer; 140150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 140227f654740f2a26ad62a5c155af9199af9e69b889claireho# endif 1403b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 140427f654740f2a26ad62a5c155af9199af9e69b889claireho#endif 1405b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 14060596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#if defined(ICU_DATA_DIR_WINDOWS) && U_PLATFORM_HAS_WINUWP_API != 0 14070596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // Use data from the %windir%\globalization\icu directory 14080596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // This is only available if ICU is built as a system component 14090596faeddefbf198de137d5e893708495ab1584cFredrik Roubert char datadir_path_buffer[MAX_PATH]; 14100596faeddefbf198de137d5e893708495ab1584cFredrik Roubert UINT length = GetWindowsDirectoryA(datadir_path_buffer, UPRV_LENGTHOF(datadir_path_buffer)); 14110596faeddefbf198de137d5e893708495ab1584cFredrik Roubert if (length > 0 && length < (UPRV_LENGTHOF(datadir_path_buffer) - sizeof(ICU_DATA_DIR_WINDOWS) - 1)) 14120596faeddefbf198de137d5e893708495ab1584cFredrik Roubert { 14130596faeddefbf198de137d5e893708495ab1584cFredrik Roubert if (datadir_path_buffer[length - 1] != '\\') 14140596faeddefbf198de137d5e893708495ab1584cFredrik Roubert { 14150596faeddefbf198de137d5e893708495ab1584cFredrik Roubert datadir_path_buffer[length++] = '\\'; 14160596faeddefbf198de137d5e893708495ab1584cFredrik Roubert datadir_path_buffer[length] = '\0'; 14170596faeddefbf198de137d5e893708495ab1584cFredrik Roubert } 14180596faeddefbf198de137d5e893708495ab1584cFredrik Roubert 14190596faeddefbf198de137d5e893708495ab1584cFredrik Roubert if ((length + 1 + sizeof(ICU_DATA_DIR_WINDOWS)) < UPRV_LENGTHOF(datadir_path_buffer)) 14200596faeddefbf198de137d5e893708495ab1584cFredrik Roubert { 14210596faeddefbf198de137d5e893708495ab1584cFredrik Roubert uprv_strcat(datadir_path_buffer, ICU_DATA_DIR_WINDOWS); 14220596faeddefbf198de137d5e893708495ab1584cFredrik Roubert path = datadir_path_buffer; 14230596faeddefbf198de137d5e893708495ab1584cFredrik Roubert } 14240596faeddefbf198de137d5e893708495ab1584cFredrik Roubert } 14250596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#endif 14260596faeddefbf198de137d5e893708495ab1584cFredrik Roubert 1427b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if(path==NULL) { 1428b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* It looks really bad, set it to something. */ 14290596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#if U_PLATFORM_HAS_WIN32_API 14300596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // Windows UWP will require icudtl.dat file in same directory as icuuc.dll 14310596faeddefbf198de137d5e893708495ab1584cFredrik Roubert path = ".\\"; 14320596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#else 1433b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru path = ""; 14340596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#endif 1435b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1436b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1437b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru u_setDataDirectory(path); 1438f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius return; 1439f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius} 1440f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius 1441f9878a236aa0d9662d8e40cafdaf2e04cd615835ccorneliusU_CAPI const char * U_EXPORT2 1442f9878a236aa0d9662d8e40cafdaf2e04cd615835ccorneliusu_getDataDirectory(void) { 1443f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius umtx_initOnce(gDataDirInitOnce, &dataDirectoryInitFn); 1444b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return gDataDirectory; 1445b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 1446b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1447f9878a236aa0d9662d8e40cafdaf2e04cd615835ccorneliusstatic void setTimeZoneFilesDir(const char *path, UErrorCode &status) { 1448f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius if (U_FAILURE(status)) { 1449f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius return; 1450f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius } 1451f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius gTimeZoneFilesDirectory->clear(); 1452f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius gTimeZoneFilesDirectory->append(path, status); 1453f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius#if (U_FILE_SEP_CHAR != U_FILE_ALT_SEP_CHAR) 1454f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius char *p = gTimeZoneFilesDirectory->data(); 1455ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert while ((p = uprv_strchr(p, U_FILE_ALT_SEP_CHAR)) != NULL) { 1456f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius *p = U_FILE_SEP_CHAR; 1457f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius } 1458f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius#endif 1459f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius} 1460b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1461f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius#define TO_STRING(x) TO_STRING_2(x) 1462f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius#define TO_STRING_2(x) #x 1463b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1464f9878a236aa0d9662d8e40cafdaf2e04cd615835ccorneliusstatic void U_CALLCONV TimeZoneDataDirInitFn(UErrorCode &status) { 1465f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius U_ASSERT(gTimeZoneFilesDirectory == NULL); 1466f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius ucln_common_registerCleanup(UCLN_COMMON_PUTIL, putil_cleanup); 1467f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius gTimeZoneFilesDirectory = new CharString(); 1468f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius if (gTimeZoneFilesDirectory == NULL) { 1469f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius status = U_MEMORY_ALLOCATION_ERROR; 1470f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius return; 1471f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius } 14720596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#if U_PLATFORM_HAS_WINUWP_API == 0 1473f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius const char *dir = getenv("ICU_TIMEZONE_FILES_DIR"); 14740596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#else 14750596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // TODO: UWP does not support alternate timezone data directories at this time 14760596faeddefbf198de137d5e893708495ab1584cFredrik Roubert const char *dir = ""; 14770596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#endif // U_PLATFORM_HAS_WINUWP_API 1478f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius#if defined(U_TIMEZONE_FILES_DIR) 1479f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius if (dir == NULL) { 1480f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius dir = TO_STRING(U_TIMEZONE_FILES_DIR); 1481f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius } 1482f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius#endif 1483f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius if (dir == NULL) { 1484f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius dir = ""; 1485f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius } 1486f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius setTimeZoneFilesDir(dir, status); 1487f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius} 1488b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1489b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1490f9878a236aa0d9662d8e40cafdaf2e04cd615835ccorneliusU_CAPI const char * U_EXPORT2 1491f9878a236aa0d9662d8e40cafdaf2e04cd615835ccorneliusu_getTimeZoneFilesDirectory(UErrorCode *status) { 1492f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius umtx_initOnce(gTimeZoneFilesInitOnce, &TimeZoneDataDirInitFn, *status); 1493f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius return U_SUCCESS(*status) ? gTimeZoneFilesDirectory->data() : ""; 1494f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius} 1495f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius 1496f9878a236aa0d9662d8e40cafdaf2e04cd615835ccorneliusU_CAPI void U_EXPORT2 1497f9878a236aa0d9662d8e40cafdaf2e04cd615835ccorneliusu_setTimeZoneFilesDirectory(const char *path, UErrorCode *status) { 1498f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius umtx_initOnce(gTimeZoneFilesInitOnce, &TimeZoneDataDirInitFn, *status); 1499f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius setTimeZoneFilesDir(path, *status); 1500f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius 1501f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius // Note: this function does some extra churn, first setting based on the 1502f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius // environment, then immediately replacing with the value passed in. 1503f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius // The logic is simpler that way, and performance shouldn't be an issue. 1504f9878a236aa0d9662d8e40cafdaf2e04cd615835ccornelius} 1505b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1506b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1507b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#if U_POSIX_LOCALE 150827f654740f2a26ad62a5c155af9199af9e69b889claireho/* A helper function used by uprv_getPOSIXIDForDefaultLocale and 150927f654740f2a26ad62a5c155af9199af9e69b889claireho * uprv_getPOSIXIDForDefaultCodepage. Returns the posix locale id for 151027f654740f2a26ad62a5c155af9199af9e69b889claireho * LC_CTYPE and LC_MESSAGES. It doesn't support other locale categories. 151127f654740f2a26ad62a5c155af9199af9e69b889claireho */ 151227f654740f2a26ad62a5c155af9199af9e69b889clairehostatic const char *uprv_getPOSIXIDForCategory(int category) 1513b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 151427f654740f2a26ad62a5c155af9199af9e69b889claireho const char* posixID = NULL; 151527f654740f2a26ad62a5c155af9199af9e69b889claireho if (category == LC_MESSAGES || category == LC_CTYPE) { 1516b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* 151785bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho * On Solaris two different calls to setlocale can result in 1518b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * different values. Only get this value once. 1519b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * 1520b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * We must check this first because an application can set this. 1521b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * 1522b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * LC_ALL can't be used because it's platform dependent. The LANG 1523b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * environment variable seems to affect LC_CTYPE variable by default. 1524b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * Here is what setlocale(LC_ALL, NULL) can return. 1525b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * HPUX can return 'C C C C C C C' 1526b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * Solaris can return /en_US/C/C/C/C/C on the second try. 1527b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * Linux can return LC_CTYPE=C;LC_NUMERIC=C;... 1528b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * 1529b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * The default codepage detection also needs to use LC_CTYPE. 153085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho * 1531b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * Do not call setlocale(LC_*, "")! Using an empty string instead 1532b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * of NULL, will modify the libc behavior. 1533b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru */ 153427f654740f2a26ad62a5c155af9199af9e69b889claireho posixID = setlocale(category, NULL); 1535b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if ((posixID == 0) 1536b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru || (uprv_strcmp("C", posixID) == 0) 1537b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru || (uprv_strcmp("POSIX", posixID) == 0)) 1538b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru { 1539b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* Maybe we got some garbage. Try something more reasonable */ 1540b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru posixID = getenv("LC_ALL"); 15418de051c3d18a56cc126f0f44e368495a52f9148cFredrik Roubert /* Solaris speaks POSIX - See IEEE Std 1003.1-2008 15428de051c3d18a56cc126f0f44e368495a52f9148cFredrik Roubert * This is needed to properly handle empty env. variables 15438de051c3d18a56cc126f0f44e368495a52f9148cFredrik Roubert */ 15448de051c3d18a56cc126f0f44e368495a52f9148cFredrik Roubert#if U_PLATFORM == U_PF_SOLARIS 15458de051c3d18a56cc126f0f44e368495a52f9148cFredrik Roubert if ((posixID == 0) || (posixID[0] == '\0')) { 15468de051c3d18a56cc126f0f44e368495a52f9148cFredrik Roubert posixID = getenv(category == LC_MESSAGES ? "LC_MESSAGES" : "LC_CTYPE"); 15478de051c3d18a56cc126f0f44e368495a52f9148cFredrik Roubert if ((posixID == 0) || (posixID[0] == '\0')) { 15488de051c3d18a56cc126f0f44e368495a52f9148cFredrik Roubert#else 1549b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (posixID == 0) { 155027f654740f2a26ad62a5c155af9199af9e69b889claireho posixID = getenv(category == LC_MESSAGES ? "LC_MESSAGES" : "LC_CTYPE"); 1551b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (posixID == 0) { 15528de051c3d18a56cc126f0f44e368495a52f9148cFredrik Roubert#endif 1553b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru posixID = getenv("LANG"); 1554b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1555b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1556b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 155727f654740f2a26ad62a5c155af9199af9e69b889claireho } 155827f654740f2a26ad62a5c155af9199af9e69b889claireho if ((posixID==0) 155927f654740f2a26ad62a5c155af9199af9e69b889claireho || (uprv_strcmp("C", posixID) == 0) 156027f654740f2a26ad62a5c155af9199af9e69b889claireho || (uprv_strcmp("POSIX", posixID) == 0)) 156127f654740f2a26ad62a5c155af9199af9e69b889claireho { 156227f654740f2a26ad62a5c155af9199af9e69b889claireho /* Nothing worked. Give it a nice POSIX default value. */ 156327f654740f2a26ad62a5c155af9199af9e69b889claireho posixID = "en_US_POSIX"; 156427f654740f2a26ad62a5c155af9199af9e69b889claireho } 156527f654740f2a26ad62a5c155af9199af9e69b889claireho return posixID; 156627f654740f2a26ad62a5c155af9199af9e69b889claireho} 1567b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 156827f654740f2a26ad62a5c155af9199af9e69b889claireho/* Return just the POSIX id for the default locale, whatever happens to be in 156927f654740f2a26ad62a5c155af9199af9e69b889claireho * it. It gets the value from LC_MESSAGES and indirectly from LC_ALL and LANG. 157027f654740f2a26ad62a5c155af9199af9e69b889claireho */ 157127f654740f2a26ad62a5c155af9199af9e69b889clairehostatic const char *uprv_getPOSIXIDForDefaultLocale(void) 157227f654740f2a26ad62a5c155af9199af9e69b889claireho{ 157327f654740f2a26ad62a5c155af9199af9e69b889claireho static const char* posixID = NULL; 157427f654740f2a26ad62a5c155af9199af9e69b889claireho if (posixID == 0) { 157527f654740f2a26ad62a5c155af9199af9e69b889claireho posixID = uprv_getPOSIXIDForCategory(LC_MESSAGES); 1576b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 157727f654740f2a26ad62a5c155af9199af9e69b889claireho return posixID; 157827f654740f2a26ad62a5c155af9199af9e69b889claireho} 1579b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 158054dcd9b6a06071f647dac967e9e267abb9410720Craig Cornelius#if !U_CHARSET_IS_UTF8 158127f654740f2a26ad62a5c155af9199af9e69b889claireho/* Return just the POSIX id for the default codepage, whatever happens to be in 158227f654740f2a26ad62a5c155af9199af9e69b889claireho * it. It gets the value from LC_CTYPE and indirectly from LC_ALL and LANG. 158327f654740f2a26ad62a5c155af9199af9e69b889claireho */ 158427f654740f2a26ad62a5c155af9199af9e69b889clairehostatic const char *uprv_getPOSIXIDForDefaultCodepage(void) 158527f654740f2a26ad62a5c155af9199af9e69b889claireho{ 158627f654740f2a26ad62a5c155af9199af9e69b889claireho static const char* posixID = NULL; 158727f654740f2a26ad62a5c155af9199af9e69b889claireho if (posixID == 0) { 158827f654740f2a26ad62a5c155af9199af9e69b889claireho posixID = uprv_getPOSIXIDForCategory(LC_CTYPE); 158927f654740f2a26ad62a5c155af9199af9e69b889claireho } 1590b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return posixID; 1591b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 1592b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 159354dcd9b6a06071f647dac967e9e267abb9410720Craig Cornelius#endif 1594b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1595b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/* NOTE: The caller should handle thread safety */ 1596b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI const char* U_EXPORT2 1597b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruuprv_getDefaultLocaleID() 1598b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 1599b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#if U_POSIX_LOCALE 1600b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/* 1601b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru Note that: (a '!' means the ID is improper somehow) 1602b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru LC_ALL ----> default_loc codepage 1603b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru-------------------------------------------------------- 1604b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru ab.CD ab CD 1605b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru ab@CD ab__CD - 1606b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru ab@CD.EF ab__CD EF 1607b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1608b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru ab_CD.EF@GH ab_CD_GH EF 1609b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1610b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruSome 'improper' ways to do the same as above: 1611b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru ! ab_CD@GH.EF ab_CD_GH EF 1612b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru ! ab_CD.EF@GH.IJ ab_CD_GH EF 1613b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru ! ab_CD@ZZ.EF@GH.IJ ab_CD_GH EF 1614b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1615b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru _CD@GH _CD_GH - 1616b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru _CD.EF@GH _CD_GH EF 1617b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1618b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruThe variant cannot have dots in it. 1619b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruThe 'rightmost' variant (@xxx) wins. 1620b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruThe leftmost codepage (.xxx) wins. 1621b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru*/ 1622b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru char *correctedPOSIXLocale = 0; 162327f654740f2a26ad62a5c155af9199af9e69b889claireho const char* posixID = uprv_getPOSIXIDForDefaultLocale(); 1624b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru const char *p; 1625b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru const char *q; 1626b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru int32_t len; 1627b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1628b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* Format: (no spaces) 1629b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru ll [ _CC ] [ . MM ] [ @ VV] 1630b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1631b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru l = lang, C = ctry, M = charmap, V = variant 1632b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru */ 1633b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1634b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (gCorrectedPOSIXLocale != NULL) { 163585bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho return gCorrectedPOSIXLocale; 1636b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1637b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1638b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if ((p = uprv_strchr(posixID, '.')) != NULL) { 1639b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* assume new locale can't be larger than old one? */ 164054dcd9b6a06071f647dac967e9e267abb9410720Craig Cornelius correctedPOSIXLocale = static_cast<char *>(uprv_malloc(uprv_strlen(posixID)+1)); 164185bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho /* Exit on memory allocation error. */ 164285bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho if (correctedPOSIXLocale == NULL) { 164385bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho return NULL; 164485bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 1645b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uprv_strncpy(correctedPOSIXLocale, posixID, p-posixID); 1646b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru correctedPOSIXLocale[p-posixID] = 0; 1647b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1648b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* do not copy after the @ */ 1649b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if ((p = uprv_strchr(correctedPOSIXLocale, '@')) != NULL) { 1650b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru correctedPOSIXLocale[p-correctedPOSIXLocale] = 0; 1651b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1652b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1653b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1654b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* Note that we scan the *uncorrected* ID. */ 1655b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if ((p = uprv_strrchr(posixID, '@')) != NULL) { 1656b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (correctedPOSIXLocale == NULL) { 165754dcd9b6a06071f647dac967e9e267abb9410720Craig Cornelius correctedPOSIXLocale = static_cast<char *>(uprv_malloc(uprv_strlen(posixID)+1)); 165885bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho /* Exit on memory allocation error. */ 165985bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho if (correctedPOSIXLocale == NULL) { 166085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho return NULL; 166185bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 1662b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uprv_strncpy(correctedPOSIXLocale, posixID, p-posixID); 1663b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru correctedPOSIXLocale[p-posixID] = 0; 1664b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1665b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru p++; 1666b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1667b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* Take care of any special cases here.. */ 1668b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (!uprv_strcmp(p, "nynorsk")) { 1669b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru p = "NY"; 1670b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* Don't worry about no__NY. In practice, it won't appear. */ 1671b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1672b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1673b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (uprv_strchr(correctedPOSIXLocale,'_') == NULL) { 1674b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uprv_strcat(correctedPOSIXLocale, "__"); /* aa@b -> aa__b */ 1675b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1676b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru else { 1677b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uprv_strcat(correctedPOSIXLocale, "_"); /* aa_CC@b -> aa_CC_b */ 1678b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1679b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1680b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if ((q = uprv_strchr(p, '.')) != NULL) { 1681b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* How big will the resulting string be? */ 1682b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru len = (int32_t)(uprv_strlen(correctedPOSIXLocale) + (q-p)); 1683b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uprv_strncat(correctedPOSIXLocale, p, q-p); 1684b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru correctedPOSIXLocale[len] = 0; 1685b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1686b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru else { 1687b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* Anything following the @ sign */ 1688b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uprv_strcat(correctedPOSIXLocale, p); 1689b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1690b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1691b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* Should there be a map from 'no@nynorsk' -> no_NO_NY here? 1692b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * How about 'russian' -> 'ru'? 1693b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * Many of the other locales using ISO codes will be handled by the 1694b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * canonicalization functions in uloc_getDefault. 1695b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru */ 1696b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1697b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1698b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* Was a correction made? */ 1699b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (correctedPOSIXLocale != NULL) { 1700b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru posixID = correctedPOSIXLocale; 1701b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1702b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru else { 1703b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* copy it, just in case the original pointer goes away. See j2395 */ 1704b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru correctedPOSIXLocale = (char *)uprv_malloc(uprv_strlen(posixID) + 1); 170585bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho /* Exit on memory allocation error. */ 170685bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho if (correctedPOSIXLocale == NULL) { 170785bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho return NULL; 170885bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 1709b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru posixID = uprv_strcpy(correctedPOSIXLocale, posixID); 1710b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1711b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1712b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (gCorrectedPOSIXLocale == NULL) { 1713b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru gCorrectedPOSIXLocale = correctedPOSIXLocale; 17140596faeddefbf198de137d5e893708495ab1584cFredrik Roubert gCorrectedPOSIXLocaleHeapAllocated = true; 1715b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru ucln_common_registerCleanup(UCLN_COMMON_PUTIL, putil_cleanup); 1716b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru correctedPOSIXLocale = NULL; 1717b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1718b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1719b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (correctedPOSIXLocale != NULL) { /* Was already set - clean up. */ 172085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho uprv_free(correctedPOSIXLocale); 1721b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1722b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1723b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return posixID; 1724b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1725103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#elif U_PLATFORM_USES_ONLY_WIN32_API 172659d709d503bab6e2b61931737e662dd293b40578ccornelius#define POSIX_LOCALE_CAPACITY 64 1727b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru UErrorCode status = U_ZERO_ERROR; 172859d709d503bab6e2b61931737e662dd293b40578ccornelius char *correctedPOSIXLocale = 0; 172959d709d503bab6e2b61931737e662dd293b40578ccornelius 17300596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // If we have already figured this out just use the cached value 173159d709d503bab6e2b61931737e662dd293b40578ccornelius if (gCorrectedPOSIXLocale != NULL) { 173259d709d503bab6e2b61931737e662dd293b40578ccornelius return gCorrectedPOSIXLocale; 173359d709d503bab6e2b61931737e662dd293b40578ccornelius } 173459d709d503bab6e2b61931737e662dd293b40578ccornelius 17350596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // No cached value, need to determine the current value 17360596faeddefbf198de137d5e893708495ab1584cFredrik Roubert static WCHAR windowsLocale[LOCALE_NAME_MAX_LENGTH]; 17370596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#if U_PLATFORM_HAS_WINUWP_API == 0 17380596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // If not a Universal Windows App, we'll need user default language. 17390596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // Vista and above should use Locale Names instead of LCIDs 17400596faeddefbf198de137d5e893708495ab1584cFredrik Roubert int length = GetUserDefaultLocaleName(windowsLocale, UPRV_LENGTHOF(windowsLocale)); 17410596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#else 17420596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // In a UWP app, we want the top language that the application and user agreed upon 17430596faeddefbf198de137d5e893708495ab1584cFredrik Roubert ComPtr<ABI::Windows::Foundation::Collections::IVectorView<HSTRING>> languageList; 17440596faeddefbf198de137d5e893708495ab1584cFredrik Roubert 17450596faeddefbf198de137d5e893708495ab1584cFredrik Roubert ComPtr<ABI::Windows::Globalization::IApplicationLanguagesStatics> applicationLanguagesStatics; 17460596faeddefbf198de137d5e893708495ab1584cFredrik Roubert HRESULT hr = GetActivationFactory( 17470596faeddefbf198de137d5e893708495ab1584cFredrik Roubert HStringReference(RuntimeClass_Windows_Globalization_ApplicationLanguages).Get(), 17480596faeddefbf198de137d5e893708495ab1584cFredrik Roubert &applicationLanguagesStatics); 17490596faeddefbf198de137d5e893708495ab1584cFredrik Roubert if (SUCCEEDED(hr)) 17500596faeddefbf198de137d5e893708495ab1584cFredrik Roubert { 17510596faeddefbf198de137d5e893708495ab1584cFredrik Roubert hr = applicationLanguagesStatics->get_Languages(&languageList); 17520596faeddefbf198de137d5e893708495ab1584cFredrik Roubert } 17530596faeddefbf198de137d5e893708495ab1584cFredrik Roubert 17540596faeddefbf198de137d5e893708495ab1584cFredrik Roubert if (FAILED(hr)) 17550596faeddefbf198de137d5e893708495ab1584cFredrik Roubert { 17560596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // If there is no application context, then use the top language from the user language profile 17570596faeddefbf198de137d5e893708495ab1584cFredrik Roubert ComPtr<ABI::Windows::System::UserProfile::IGlobalizationPreferencesStatics> globalizationPreferencesStatics; 17580596faeddefbf198de137d5e893708495ab1584cFredrik Roubert hr = GetActivationFactory( 17590596faeddefbf198de137d5e893708495ab1584cFredrik Roubert HStringReference(RuntimeClass_Windows_System_UserProfile_GlobalizationPreferences).Get(), 17600596faeddefbf198de137d5e893708495ab1584cFredrik Roubert &globalizationPreferencesStatics); 17610596faeddefbf198de137d5e893708495ab1584cFredrik Roubert if (SUCCEEDED(hr)) 17620596faeddefbf198de137d5e893708495ab1584cFredrik Roubert { 17630596faeddefbf198de137d5e893708495ab1584cFredrik Roubert hr = globalizationPreferencesStatics->get_Languages(&languageList); 17640596faeddefbf198de137d5e893708495ab1584cFredrik Roubert } 17650596faeddefbf198de137d5e893708495ab1584cFredrik Roubert } 17660596faeddefbf198de137d5e893708495ab1584cFredrik Roubert 17670596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // We have a list of languages, ICU knows one, so use the top one for our locale 17680596faeddefbf198de137d5e893708495ab1584cFredrik Roubert HString topLanguage; 17690596faeddefbf198de137d5e893708495ab1584cFredrik Roubert if (SUCCEEDED(hr)) 17700596faeddefbf198de137d5e893708495ab1584cFredrik Roubert { 17710596faeddefbf198de137d5e893708495ab1584cFredrik Roubert hr = languageList->GetAt(0, topLanguage.GetAddressOf()); 17720596faeddefbf198de137d5e893708495ab1584cFredrik Roubert } 17730596faeddefbf198de137d5e893708495ab1584cFredrik Roubert 17740596faeddefbf198de137d5e893708495ab1584cFredrik Roubert if (FAILED(hr)) 17750596faeddefbf198de137d5e893708495ab1584cFredrik Roubert { 17760596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // Unexpected, use en-US by default 17770596faeddefbf198de137d5e893708495ab1584cFredrik Roubert if (gCorrectedPOSIXLocale == NULL) { 17780596faeddefbf198de137d5e893708495ab1584cFredrik Roubert gCorrectedPOSIXLocale = "en_US"; 17790596faeddefbf198de137d5e893708495ab1584cFredrik Roubert } 17800596faeddefbf198de137d5e893708495ab1584cFredrik Roubert 17810596faeddefbf198de137d5e893708495ab1584cFredrik Roubert return gCorrectedPOSIXLocale; 17820596faeddefbf198de137d5e893708495ab1584cFredrik Roubert } 17830596faeddefbf198de137d5e893708495ab1584cFredrik Roubert 17840596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // ResolveLocaleName will get a likely subtags form consistent with Windows behavior. 17850596faeddefbf198de137d5e893708495ab1584cFredrik Roubert int length = ResolveLocaleName(topLanguage.GetRawBuffer(NULL), windowsLocale, UPRV_LENGTHOF(windowsLocale)); 17860596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#endif 17870596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // Now we should have a Windows locale name that needs converted to the POSIX style, 17880596faeddefbf198de137d5e893708495ab1584cFredrik Roubert if (length > 0) 17890596faeddefbf198de137d5e893708495ab1584cFredrik Roubert { 17900596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // First we need to go from UTF-16 to char (and also convert from _ to - while we're at it.) 17910596faeddefbf198de137d5e893708495ab1584cFredrik Roubert char modifiedWindowsLocale[LOCALE_NAME_MAX_LENGTH]; 17920596faeddefbf198de137d5e893708495ab1584cFredrik Roubert 17930596faeddefbf198de137d5e893708495ab1584cFredrik Roubert int32_t i; 17940596faeddefbf198de137d5e893708495ab1584cFredrik Roubert for (i = 0; i < UPRV_LENGTHOF(modifiedWindowsLocale); i++) 17950596faeddefbf198de137d5e893708495ab1584cFredrik Roubert { 17960596faeddefbf198de137d5e893708495ab1584cFredrik Roubert if (windowsLocale[i] == '_') 17970596faeddefbf198de137d5e893708495ab1584cFredrik Roubert { 17980596faeddefbf198de137d5e893708495ab1584cFredrik Roubert modifiedWindowsLocale[i] = '-'; 17990596faeddefbf198de137d5e893708495ab1584cFredrik Roubert } 18000596faeddefbf198de137d5e893708495ab1584cFredrik Roubert else 18010596faeddefbf198de137d5e893708495ab1584cFredrik Roubert { 18020596faeddefbf198de137d5e893708495ab1584cFredrik Roubert modifiedWindowsLocale[i] = static_cast<char>(windowsLocale[i]); 18030596faeddefbf198de137d5e893708495ab1584cFredrik Roubert } 18040596faeddefbf198de137d5e893708495ab1584cFredrik Roubert 18050596faeddefbf198de137d5e893708495ab1584cFredrik Roubert if (modifiedWindowsLocale[i] == '\0') 18060596faeddefbf198de137d5e893708495ab1584cFredrik Roubert { 18070596faeddefbf198de137d5e893708495ab1584cFredrik Roubert break; 18080596faeddefbf198de137d5e893708495ab1584cFredrik Roubert } 18090596faeddefbf198de137d5e893708495ab1584cFredrik Roubert } 18100596faeddefbf198de137d5e893708495ab1584cFredrik Roubert 18110596faeddefbf198de137d5e893708495ab1584cFredrik Roubert if (i >= UPRV_LENGTHOF(modifiedWindowsLocale)) 18120596faeddefbf198de137d5e893708495ab1584cFredrik Roubert { 18130596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // Ran out of room, can't really happen, maybe we'll be lucky about a matching 18140596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // locale when tags are dropped 18150596faeddefbf198de137d5e893708495ab1584cFredrik Roubert modifiedWindowsLocale[UPRV_LENGTHOF(modifiedWindowsLocale) - 1] = '\0'; 18160596faeddefbf198de137d5e893708495ab1584cFredrik Roubert } 18170596faeddefbf198de137d5e893708495ab1584cFredrik Roubert 18180596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // Now normalize the resulting name 1819ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert correctedPOSIXLocale = static_cast<char *>(uprv_malloc(POSIX_LOCALE_CAPACITY + 1)); 1820ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert /* TODO: Should we just exit on memory allocation failure? */ 18210596faeddefbf198de137d5e893708495ab1584cFredrik Roubert if (correctedPOSIXLocale) 18220596faeddefbf198de137d5e893708495ab1584cFredrik Roubert { 18230596faeddefbf198de137d5e893708495ab1584cFredrik Roubert int32_t posixLen = uloc_canonicalize(modifiedWindowsLocale, correctedPOSIXLocale, POSIX_LOCALE_CAPACITY, &status); 18240596faeddefbf198de137d5e893708495ab1584cFredrik Roubert if (U_SUCCESS(status)) 18250596faeddefbf198de137d5e893708495ab1584cFredrik Roubert { 18260596faeddefbf198de137d5e893708495ab1584cFredrik Roubert *(correctedPOSIXLocale + posixLen) = 0; 18270596faeddefbf198de137d5e893708495ab1584cFredrik Roubert gCorrectedPOSIXLocale = correctedPOSIXLocale; 18280596faeddefbf198de137d5e893708495ab1584cFredrik Roubert gCorrectedPOSIXLocaleHeapAllocated = true; 18290596faeddefbf198de137d5e893708495ab1584cFredrik Roubert ucln_common_registerCleanup(UCLN_COMMON_PUTIL, putil_cleanup); 18300596faeddefbf198de137d5e893708495ab1584cFredrik Roubert } 18310596faeddefbf198de137d5e893708495ab1584cFredrik Roubert else 18320596faeddefbf198de137d5e893708495ab1584cFredrik Roubert { 18330596faeddefbf198de137d5e893708495ab1584cFredrik Roubert uprv_free(correctedPOSIXLocale); 18340596faeddefbf198de137d5e893708495ab1584cFredrik Roubert } 183559d709d503bab6e2b61931737e662dd293b40578ccornelius } 183659d709d503bab6e2b61931737e662dd293b40578ccornelius } 1837b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 18380596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // If unable to find a locale we can agree upon, use en-US by default 183959d709d503bab6e2b61931737e662dd293b40578ccornelius if (gCorrectedPOSIXLocale == NULL) { 18400596faeddefbf198de137d5e893708495ab1584cFredrik Roubert gCorrectedPOSIXLocale = "en_US"; 1841b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 184259d709d503bab6e2b61931737e662dd293b40578ccornelius return gCorrectedPOSIXLocale; 1843b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1844103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#elif U_PLATFORM == U_PF_OS400 1845b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* locales are process scoped and are by definition thread safe */ 1846b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru static char correctedLocale[64]; 1847b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru const char *localeID = getenv("LC_ALL"); 1848b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru char *p; 1849b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1850b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (localeID == NULL) 1851b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru localeID = getenv("LANG"); 1852b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (localeID == NULL) 1853b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru localeID = setlocale(LC_ALL, NULL); 1854b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* Make sure we have something... */ 1855b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (localeID == NULL) 1856b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return "en_US_POSIX"; 1857b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1858b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* Extract the locale name from the path. */ 1859b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if((p = uprv_strrchr(localeID, '/')) != NULL) 1860b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru { 1861b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* Increment p to start of locale name. */ 1862b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru p++; 1863b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru localeID = p; 1864b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1865b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1866b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* Copy to work location. */ 1867b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uprv_strcpy(correctedLocale, localeID); 1868b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1869b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* Strip off the '.locale' extension. */ 1870b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if((p = uprv_strchr(correctedLocale, '.')) != NULL) { 1871b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru *p = 0; 1872b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1873b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1874b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* Upper case the locale name. */ 1875b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru T_CString_toUpperCase(correctedLocale); 1876b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1877b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* See if we are using the POSIX locale. Any of the 1878b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * following are equivalent and use the same QLGPGCMA 1879b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * (POSIX) locale. 1880b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * QLGPGCMA2 means UCS2 1881b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * QLGPGCMA_4 means UTF-32 1882b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * QLGPGCMA_8 means UTF-8 1883b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru */ 1884b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if ((uprv_strcmp("C", correctedLocale) == 0) || 1885b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru (uprv_strcmp("POSIX", correctedLocale) == 0) || 1886b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru (uprv_strncmp("QLGPGCMA", correctedLocale, 8) == 0)) 1887b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru { 1888b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uprv_strcpy(correctedLocale, "en_US_POSIX"); 1889b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1890b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru else 1891b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru { 1892b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru int16_t LocaleLen; 1893b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1894b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* Lower case the lang portion. */ 1895b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru for(p = correctedLocale; *p != 0 && *p != '_'; p++) 1896b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru { 1897b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru *p = uprv_tolower(*p); 1898b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1899b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1900b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* Adjust for Euro. After '_E' add 'URO'. */ 1901b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru LocaleLen = uprv_strlen(correctedLocale); 1902b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (correctedLocale[LocaleLen - 2] == '_' && 1903b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru correctedLocale[LocaleLen - 1] == 'E') 1904b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru { 1905b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uprv_strcat(correctedLocale, "URO"); 1906b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1907b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1908b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* If using Lotus-based locale then convert to 1909b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * equivalent non Lotus. 1910b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru */ 1911b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru else if (correctedLocale[LocaleLen - 2] == '_' && 1912b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru correctedLocale[LocaleLen - 1] == 'L') 1913b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru { 1914b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru correctedLocale[LocaleLen - 2] = 0; 1915b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1916b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1917b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* There are separate simplified and traditional 1918b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * locales called zh_HK_S and zh_HK_T. 1919b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru */ 1920b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru else if (uprv_strncmp(correctedLocale, "zh_HK", 5) == 0) 1921b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru { 1922b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uprv_strcpy(correctedLocale, "zh_HK"); 1923b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1924b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1925b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* A special zh_CN_GBK locale... 1926b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru */ 1927b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru else if (uprv_strcmp(correctedLocale, "zh_CN_GBK") == 0) 1928b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru { 1929b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uprv_strcpy(correctedLocale, "zh_CN"); 1930b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1931b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1932b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1933b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1934b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return correctedLocale; 1935b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 1936b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 1937b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 1938b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 193985bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho#if !U_CHARSET_IS_UTF8 1940b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#if U_POSIX_LOCALE 1941b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/* 1942b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruDue to various platform differences, one platform may specify a charset, 1943b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruwhen they really mean a different charset. Remap the names so that they are 1944b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Querucompatible with ICU. Only conflicting/ambiguous aliases should be resolved 1945b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruhere. Before adding anything to this function, please consider adding unique 1946b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Querunames to the ICU alias table in the data directory. 1947b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru*/ 1948b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Querustatic const char* 1949b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruremapPlatformDependentCodepage(const char *locale, const char *name) { 1950b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (locale != NULL && *locale == 0) { 1951b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* Make sure that an empty locale is handled the same way. */ 1952b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru locale = NULL; 1953b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1954b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (name == NULL) { 1955b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return NULL; 1956b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1957103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#if U_PLATFORM == U_PF_AIX 1958b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (uprv_strcmp(name, "IBM-943") == 0) { 1959b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* Use the ASCII compatible ibm-943 */ 1960b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru name = "Shift-JIS"; 1961b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1962b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru else if (uprv_strcmp(name, "IBM-1252") == 0) { 1963b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* Use the windows-1252 that contains the Euro */ 1964b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru name = "IBM-5348"; 1965b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1966103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#elif U_PLATFORM == U_PF_SOLARIS 1967b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (locale != NULL && uprv_strcmp(name, "EUC") == 0) { 1968b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* Solaris underspecifies the "EUC" name. */ 1969b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (uprv_strcmp(locale, "zh_CN") == 0) { 1970b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru name = "EUC-CN"; 1971b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1972b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru else if (uprv_strcmp(locale, "zh_TW") == 0) { 1973b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru name = "EUC-TW"; 1974b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1975b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru else if (uprv_strcmp(locale, "ko_KR") == 0) { 1976b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru name = "EUC-KR"; 1977b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1978b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 1979b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru else if (uprv_strcmp(name, "eucJP") == 0) { 1980b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* 1981b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru ibm-954 is the best match. 1982b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru ibm-33722 is the default for eucJP (similar to Windows). 1983b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru */ 1984b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru name = "eucjis"; 1985b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 198685bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho else if (uprv_strcmp(name, "646") == 0) { 198785bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho /* 198885bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho * The default codepage given by Solaris is 646 but the C library routines treat it as if it was 198985bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho * ISO-8859-1 instead of US-ASCII(646). 199085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho */ 199185bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho name = "ISO-8859-1"; 199285bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 1993103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#elif U_PLATFORM_IS_DARWIN_BASED 1994b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (locale == NULL && *name == 0) { 1995b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* 1996b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru No locale was specified, and an empty name was passed in. 1997b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru This usually indicates that nl_langinfo didn't return valid information. 1998b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru Mac OS X uses UTF-8 by default (especially the locale data and console). 1999b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru */ 2000b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru name = "UTF-8"; 2001b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 200285bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho else if (uprv_strcmp(name, "CP949") == 0) { 200385bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho /* Remap CP949 to a similar codepage to avoid issues with backslash and won symbol. */ 200485bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho name = "EUC-KR"; 200585bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 200650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho else if (locale != NULL && uprv_strcmp(locale, "en_US_POSIX") != 0 && uprv_strcmp(name, "US-ASCII") == 0) { 200750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* 200850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * For non C/POSIX locale, default the code page to UTF-8 instead of US-ASCII. 200950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho */ 201050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho name = "UTF-8"; 201150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 2012103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#elif U_PLATFORM == U_PF_BSD 201385bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho if (uprv_strcmp(name, "CP949") == 0) { 201485bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho /* Remap CP949 to a similar codepage to avoid issues with backslash and won symbol. */ 201585bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho name = "EUC-KR"; 201685bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 2017103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#elif U_PLATFORM == U_PF_HPUX 201885bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho if (locale != NULL && uprv_strcmp(locale, "zh_HK") == 0 && uprv_strcmp(name, "big5") == 0) { 201985bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho /* HP decided to extend big5 as hkbig5 even though it's not compatible :-( */ 202085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho /* zh_TW.big5 is not the same charset as zh_HK.big5! */ 202185bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho name = "hkbig5"; 202285bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 202385bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho else if (uprv_strcmp(name, "eucJP") == 0) { 2024b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* 2025b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru ibm-1350 is the best match, but unavailable. 2026b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru ibm-954 is mostly a superset of ibm-1350. 2027b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru ibm-33722 is the default for eucJP (similar to Windows). 2028b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru */ 2029b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru name = "eucjis"; 2030b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2031103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#elif U_PLATFORM == U_PF_LINUX 2032b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (locale != NULL && uprv_strcmp(name, "euc") == 0) { 2033b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* Linux underspecifies the "EUC" name. */ 2034b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (uprv_strcmp(locale, "korean") == 0) { 2035b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru name = "EUC-KR"; 2036b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2037b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru else if (uprv_strcmp(locale, "japanese") == 0) { 2038b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* See comment below about eucJP */ 2039b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru name = "eucjis"; 2040b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2041b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2042b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru else if (uprv_strcmp(name, "eucjp") == 0) { 2043b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* 2044b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru ibm-1350 is the best match, but unavailable. 2045b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru ibm-954 is mostly a superset of ibm-1350. 2046b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru ibm-33722 is the default for eucJP (similar to Windows). 2047b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru */ 2048b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru name = "eucjis"; 2049b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 205050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho else if (locale != NULL && uprv_strcmp(locale, "en_US_POSIX") != 0 && 205150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho (uprv_strcmp(name, "ANSI_X3.4-1968") == 0 || uprv_strcmp(name, "US-ASCII") == 0)) { 205250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* 205350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * For non C/POSIX locale, default the code page to UTF-8 instead of US-ASCII. 205450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho */ 205550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho name = "UTF-8"; 205650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 205727f654740f2a26ad62a5c155af9199af9e69b889claireho /* 205827f654740f2a26ad62a5c155af9199af9e69b889claireho * Linux returns ANSI_X3.4-1968 for C/POSIX, but the call site takes care of 205927f654740f2a26ad62a5c155af9199af9e69b889claireho * it by falling back to 'US-ASCII' when NULL is returned from this 206027f654740f2a26ad62a5c155af9199af9e69b889claireho * function. So, we don't have to worry about it here. 206127f654740f2a26ad62a5c155af9199af9e69b889claireho */ 2062b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 2063b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* return NULL when "" is passed in */ 2064b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (*name == 0) { 2065b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru name = NULL; 2066b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2067b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return name; 2068b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 2069b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 207085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Hostatic const char* 2071b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QuerugetCodepageFromPOSIXID(const char *localeName, char * buffer, int32_t buffCapacity) 2072b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 2073b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru char localeBuf[100]; 2074b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru const char *name = NULL; 2075b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru char *variant = NULL; 2076b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 2077b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (localeName != NULL && (name = (uprv_strchr(localeName, '.'))) != NULL) { 2078b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru size_t localeCapacity = uprv_min(sizeof(localeBuf), (name-localeName)+1); 2079b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uprv_strncpy(localeBuf, localeName, localeCapacity); 2080b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru localeBuf[localeCapacity-1] = 0; /* ensure NULL termination */ 2081b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru name = uprv_strncpy(buffer, name+1, buffCapacity); 2082b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru buffer[buffCapacity-1] = 0; /* ensure NULL termination */ 2083103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius if ((variant = const_cast<char *>(uprv_strchr(name, '@'))) != NULL) { 2084b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru *variant = 0; 2085b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2086b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru name = remapPlatformDependentCodepage(localeBuf, name); 2087b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2088b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return name; 2089b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 2090b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 2091b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 209285bf2e2fbc60a9f938064abc8127d61da7d19882Claire Hostatic const char* 2093b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruint_getDefaultCodepage() 2094b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 2095103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#if U_PLATFORM == U_PF_OS400 2096b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uint32_t ccsid = 37; /* Default to ibm-37 */ 2097b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru static char codepage[64]; 2098b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru Qwc_JOBI0400_t jobinfo; 2099b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru Qus_EC_t error = { sizeof(Qus_EC_t) }; /* SPI error code */ 2100b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 2101b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru EPT_CALL(QUSRJOBI)(&jobinfo, sizeof(jobinfo), "JOBI0400", 2102b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru "* ", " ", &error); 2103b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 2104b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (error.Bytes_Available == 0) { 2105b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (jobinfo.Coded_Char_Set_ID != 0xFFFF) { 2106b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru ccsid = (uint32_t)jobinfo.Coded_Char_Set_ID; 2107b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2108b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru else if (jobinfo.Default_Coded_Char_Set_Id != 0xFFFF) { 2109b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru ccsid = (uint32_t)jobinfo.Default_Coded_Char_Set_Id; 2110b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2111b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* else use the default */ 2112b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2113b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru sprintf(codepage,"ibm-%d", ccsid); 2114b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return codepage; 2115b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 2116103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#elif U_PLATFORM == U_PF_OS390 2117b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru static char codepage[64]; 211885bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho 211985bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho strncpy(codepage, nl_langinfo(CODESET),63-strlen(UCNV_SWAP_LFNL_OPTION_STRING)); 212085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho strcat(codepage,UCNV_SWAP_LFNL_OPTION_STRING); 2121b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru codepage[63] = 0; /* NULL terminate */ 212285bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho 2123b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return codepage; 2124b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 2125103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#elif U_PLATFORM_USES_ONLY_WIN32_API 2126b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru static char codepage[64]; 21270596faeddefbf198de137d5e893708495ab1584cFredrik Roubert DWORD codepageNumber = 0; 21280596faeddefbf198de137d5e893708495ab1584cFredrik Roubert 21290596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#if U_PLATFORM_HAS_WINUWP_API > 0 21300596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // UWP doesn't have a direct API to get the default ACP as Microsoft would rather 21310596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // have folks use Unicode than a "system" code page, however this is the same 21320596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // codepage as the system default locale codepage. (FWIW, the system locale is 21330596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // ONLY used for codepage, it should never be used for anything else) 21340596faeddefbf198de137d5e893708495ab1584cFredrik Roubert GetLocaleInfoEx(LOCALE_NAME_SYSTEM_DEFAULT, LOCALE_IDEFAULTANSICODEPAGE | LOCALE_RETURN_NUMBER, 21350596faeddefbf198de137d5e893708495ab1584cFredrik Roubert (LPWSTR)&codepageNumber, sizeof(codepageNumber) / sizeof(WCHAR)); 21360596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#else 21370596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // Win32 apps can call GetACP 21380596faeddefbf198de137d5e893708495ab1584cFredrik Roubert codepageNumber = GetACP(); 21390596faeddefbf198de137d5e893708495ab1584cFredrik Roubert#endif 21400596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // Special case for UTF-8 21410596faeddefbf198de137d5e893708495ab1584cFredrik Roubert if (codepageNumber == 65001) 21420596faeddefbf198de137d5e893708495ab1584cFredrik Roubert { 21430596faeddefbf198de137d5e893708495ab1584cFredrik Roubert return "UTF-8"; 21440596faeddefbf198de137d5e893708495ab1584cFredrik Roubert } 21450596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // Windows codepages can look like windows-1252, so format the found number 21460596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // the numbers are eclectic, however all valid system code pages, besides UTF-8 21470596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // are between 3 and 19999 21480596faeddefbf198de137d5e893708495ab1584cFredrik Roubert if (codepageNumber > 0 && codepageNumber < 20000) 21490596faeddefbf198de137d5e893708495ab1584cFredrik Roubert { 21500596faeddefbf198de137d5e893708495ab1584cFredrik Roubert sprintf(codepage, "windows-%ld", codepageNumber); 21510596faeddefbf198de137d5e893708495ab1584cFredrik Roubert return codepage; 21520596faeddefbf198de137d5e893708495ab1584cFredrik Roubert } 21530596faeddefbf198de137d5e893708495ab1584cFredrik Roubert // If the codepage number call failed then return UTF-8 21540596faeddefbf198de137d5e893708495ab1584cFredrik Roubert return "UTF-8"; 2155b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 2156b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#elif U_POSIX_LOCALE 2157b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru static char codesetName[100]; 2158b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru const char *localeName = NULL; 2159b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru const char *name = NULL; 2160b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 216127f654740f2a26ad62a5c155af9199af9e69b889claireho localeName = uprv_getPOSIXIDForDefaultCodepage(); 2162b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uprv_memset(codesetName, 0, sizeof(codesetName)); 21638de051c3d18a56cc126f0f44e368495a52f9148cFredrik Roubert /* On Solaris nl_langinfo returns C locale values unless setlocale 21648de051c3d18a56cc126f0f44e368495a52f9148cFredrik Roubert * was called earlier. 21658de051c3d18a56cc126f0f44e368495a52f9148cFredrik Roubert */ 21668de051c3d18a56cc126f0f44e368495a52f9148cFredrik Roubert#if (U_HAVE_NL_LANGINFO_CODESET && U_PLATFORM != U_PF_SOLARIS) 216727f654740f2a26ad62a5c155af9199af9e69b889claireho /* When available, check nl_langinfo first because it usually gives more 216827f654740f2a26ad62a5c155af9199af9e69b889claireho useful names. It depends on LC_CTYPE. 2169b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru nl_langinfo may use the same buffer as setlocale. */ 2170b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru { 2171b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru const char *codeset = nl_langinfo(U_NL_LANGINFO_CODESET); 2172103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#if U_PLATFORM_IS_DARWIN_BASED || U_PLATFORM_IS_LINUX_BASED 217350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* 217450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * On Linux and MacOSX, ensure that default codepage for non C/POSIX locale is UTF-8 217550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * instead of ASCII. 217650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho */ 217750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if (uprv_strcmp(localeName, "en_US_POSIX") != 0) { 217850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho codeset = remapPlatformDependentCodepage(localeName, codeset); 217950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else 218050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 218150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho { 218250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho codeset = remapPlatformDependentCodepage(NULL, codeset); 218350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 218450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 2185b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (codeset != NULL) { 2186b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uprv_strncpy(codesetName, codeset, sizeof(codesetName)); 2187b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru codesetName[sizeof(codesetName)-1] = 0; 2188b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return codesetName; 2189b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2190b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2191b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 2192b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 219327f654740f2a26ad62a5c155af9199af9e69b889claireho /* Use setlocale in a nice way, and then check some environment variables. 219427f654740f2a26ad62a5c155af9199af9e69b889claireho Maybe the application used setlocale already. 219527f654740f2a26ad62a5c155af9199af9e69b889claireho */ 219627f654740f2a26ad62a5c155af9199af9e69b889claireho uprv_memset(codesetName, 0, sizeof(codesetName)); 219727f654740f2a26ad62a5c155af9199af9e69b889claireho name = getCodepageFromPOSIXID(localeName, codesetName, sizeof(codesetName)); 219827f654740f2a26ad62a5c155af9199af9e69b889claireho if (name) { 219927f654740f2a26ad62a5c155af9199af9e69b889claireho /* if we can find the codeset name from setlocale, return that. */ 220027f654740f2a26ad62a5c155af9199af9e69b889claireho return name; 220127f654740f2a26ad62a5c155af9199af9e69b889claireho } 220227f654740f2a26ad62a5c155af9199af9e69b889claireho 2203b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (*codesetName == 0) 2204b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru { 2205b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* Everything failed. Return US ASCII (ISO 646). */ 2206b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru (void)uprv_strcpy(codesetName, "US-ASCII"); 2207b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2208b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return codesetName; 2209b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#else 2210b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return "US-ASCII"; 2211b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru#endif 2212b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 2213b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 2214b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 2215b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI const char* U_EXPORT2 2216b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruuprv_getDefaultCodepage() 2217b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru{ 2218b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru static char const *name = NULL; 2219b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru umtx_lock(NULL); 2220b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if (name == NULL) { 2221b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru name = int_getDefaultCodepage(); 2222b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2223b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru umtx_unlock(NULL); 2224b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return name; 2225b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 222685bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho#endif /* !U_CHARSET_IS_UTF8 */ 2227b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 2228b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 2229b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/* end of platform-specific implementation -------------- */ 2230b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 2231b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/* version handling --------------------------------------------------------- */ 2232b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 2233b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI void U_EXPORT2 2234b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruu_versionFromString(UVersionInfo versionArray, const char *versionString) { 2235b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru char *end; 2236b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uint16_t part=0; 2237b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 2238b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if(versionArray==NULL) { 2239b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return; 2240b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2241b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 2242b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if(versionString!=NULL) { 2243b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru for(;;) { 2244b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru versionArray[part]=(uint8_t)uprv_strtoul(versionString, &end, 10); 2245b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if(end==versionString || ++part==U_MAX_VERSION_LENGTH || *end!=U_VERSION_DELIMITER) { 2246b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru break; 2247b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2248b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru versionString=end+1; 2249b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2250b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2251b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 2252b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru while(part<U_MAX_VERSION_LENGTH) { 2253b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru versionArray[part++]=0; 2254b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2255b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 2256b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 2257b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI void U_EXPORT2 225885bf2e2fbc60a9f938064abc8127d61da7d19882Claire Hou_versionFromUString(UVersionInfo versionArray, const UChar *versionString) { 225985bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho if(versionArray!=NULL && versionString!=NULL) { 226085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho char versionChars[U_MAX_VERSION_STRING_LENGTH+1]; 226185bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho int32_t len = u_strlen(versionString); 226285bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho if(len>U_MAX_VERSION_STRING_LENGTH) { 226385bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho len = U_MAX_VERSION_STRING_LENGTH; 226485bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 226585bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho u_UCharsToChars(versionString, versionChars, len); 226650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho versionChars[len]=0; 226785bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho u_versionFromString(versionArray, versionChars); 226885bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho } 226985bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho} 227085bf2e2fbc60a9f938064abc8127d61da7d19882Claire Ho 227185bf2e2fbc60a9f938064abc8127d61da7d19882Claire HoU_CAPI void U_EXPORT2 2272103e9ffba2cba345d0078eb8b8db33249f81840aCraig Corneliusu_versionToString(const UVersionInfo versionArray, char *versionString) { 2273b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uint16_t count, part; 2274b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru uint8_t field; 2275b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 2276b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if(versionString==NULL) { 2277b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return; 2278b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2279b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 2280b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if(versionArray==NULL) { 2281b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru versionString[0]=0; 2282b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru return; 2283b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2284b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 2285b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* count how many fields need to be written */ 2286b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru for(count=4; count>0 && versionArray[count-1]==0; --count) { 2287b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2288b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 2289b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if(count <= 1) { 2290b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru count = 2; 2291b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2292b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 2293b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* write the first part */ 2294b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* write the decimal field value */ 2295b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru field=versionArray[0]; 2296b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if(field>=100) { 2297b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru *versionString++=(char)('0'+field/100); 2298b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru field%=100; 2299b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2300b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if(field>=10) { 2301b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru *versionString++=(char)('0'+field/10); 2302b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru field%=10; 2303b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2304b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru *versionString++=(char)('0'+field); 2305b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 2306b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* write the following parts */ 2307b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru for(part=1; part<count; ++part) { 2308b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* write a dot first */ 2309b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru *versionString++=U_VERSION_DELIMITER; 2310b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 2311b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* write the decimal field value */ 2312b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru field=versionArray[part]; 2313b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if(field>=100) { 2314b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru *versionString++=(char)('0'+field/100); 2315b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru field%=100; 2316b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2317b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru if(field>=10) { 2318b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru *versionString++=(char)('0'+field/10); 2319b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru field%=10; 2320b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2321b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru *versionString++=(char)('0'+field); 2322b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru } 2323b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 2324b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru /* NUL-terminate */ 2325b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru *versionString=0; 2326b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 2327b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 2328b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste QueruU_CAPI void U_EXPORT2 2329b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queruu_getVersion(UVersionInfo versionArray) { 2330fceb39872958b9fa2505e63f8b8699a9e0f882f4ccornelius (void)copyright; // Suppress unused variable warning from clang. 2331b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru u_versionFromString(versionArray, U_ICU_VERSION); 2332b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru} 2333b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru 233450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho/** 233550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * icucfg.h dependent code 233650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho */ 233750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 2338ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert#if U_ENABLE_DYLOAD && HAVE_DLOPEN && !U_PLATFORM_USES_ONLY_WIN32_API 233950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 2340103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#if HAVE_DLFCN_H 234150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#ifdef __MVS__ 234250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#ifndef __SUSV3 234350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#define __SUSV3 1 234450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 234550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 234650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#include <dlfcn.h> 2347ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert#endif /* HAVE_DLFCN_H */ 234850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 234950294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_INTERNAL void * U_EXPORT2 235050294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouprv_dl_open(const char *libName, UErrorCode *status) { 235127f654740f2a26ad62a5c155af9199af9e69b889claireho void *ret = NULL; 235227f654740f2a26ad62a5c155af9199af9e69b889claireho if(U_FAILURE(*status)) return ret; 235327f654740f2a26ad62a5c155af9199af9e69b889claireho ret = dlopen(libName, RTLD_NOW|RTLD_GLOBAL); 235427f654740f2a26ad62a5c155af9199af9e69b889claireho if(ret==NULL) { 2355103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#ifdef U_TRACE_DYLOAD 2356103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius printf("dlerror on dlopen(%s): %s\n", libName, dlerror()); 235727f654740f2a26ad62a5c155af9199af9e69b889claireho#endif 235827f654740f2a26ad62a5c155af9199af9e69b889claireho *status = U_MISSING_RESOURCE_ERROR; 235927f654740f2a26ad62a5c155af9199af9e69b889claireho } 236027f654740f2a26ad62a5c155af9199af9e69b889claireho return ret; 236150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 236250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 236350294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_INTERNAL void U_EXPORT2 236450294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouprv_dl_close(void *lib, UErrorCode *status) { 236527f654740f2a26ad62a5c155af9199af9e69b889claireho if(U_FAILURE(*status)) return; 236627f654740f2a26ad62a5c155af9199af9e69b889claireho dlclose(lib); 236750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 236850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 2369b26ce3a7367e4ed2ee7ddddcdc3f3d3377a455c2clairehoU_INTERNAL UVoidFunction* U_EXPORT2 2370b26ce3a7367e4ed2ee7ddddcdc3f3d3377a455c2clairehouprv_dlsym_func(void *lib, const char* sym, UErrorCode *status) { 2371b26ce3a7367e4ed2ee7ddddcdc3f3d3377a455c2claireho union { 2372103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius UVoidFunction *fp; 2373103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius void *vp; 2374103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius } uret; 2375103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius uret.fp = NULL; 2376103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius if(U_FAILURE(*status)) return uret.fp; 2377103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius uret.vp = dlsym(lib, sym); 2378103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius if(uret.vp == NULL) { 2379103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#ifdef U_TRACE_DYLOAD 2380103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius printf("dlerror on dlsym(%p,%s): %s\n", lib,sym, dlerror()); 2381103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#endif 238227f654740f2a26ad62a5c155af9199af9e69b889claireho *status = U_MISSING_RESOURCE_ERROR; 238327f654740f2a26ad62a5c155af9199af9e69b889claireho } 2384103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius return uret.fp; 238550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 238650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 2387ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert#elif U_ENABLE_DYLOAD && U_PLATFORM_USES_ONLY_WIN32_API && !U_PLATFORM_HAS_WINUWP_API 238850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 2389ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert/* Windows API implementation. */ 2390ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert// Note: UWP does not expose/allow these APIs, so the UWP version gets the null implementation. */ 239150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 239250294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_INTERNAL void * U_EXPORT2 239350294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouprv_dl_open(const char *libName, UErrorCode *status) { 239427f654740f2a26ad62a5c155af9199af9e69b889claireho HMODULE lib = NULL; 239527f654740f2a26ad62a5c155af9199af9e69b889claireho 239627f654740f2a26ad62a5c155af9199af9e69b889claireho if(U_FAILURE(*status)) return NULL; 239727f654740f2a26ad62a5c155af9199af9e69b889claireho 2398b26ce3a7367e4ed2ee7ddddcdc3f3d3377a455c2claireho lib = LoadLibraryA(libName); 239927f654740f2a26ad62a5c155af9199af9e69b889claireho 240027f654740f2a26ad62a5c155af9199af9e69b889claireho if(lib==NULL) { 240127f654740f2a26ad62a5c155af9199af9e69b889claireho *status = U_MISSING_RESOURCE_ERROR; 240227f654740f2a26ad62a5c155af9199af9e69b889claireho } 240327f654740f2a26ad62a5c155af9199af9e69b889claireho 240427f654740f2a26ad62a5c155af9199af9e69b889claireho return (void*)lib; 240550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 240650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 240750294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_INTERNAL void U_EXPORT2 240850294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouprv_dl_close(void *lib, UErrorCode *status) { 240927f654740f2a26ad62a5c155af9199af9e69b889claireho HMODULE handle = (HMODULE)lib; 241027f654740f2a26ad62a5c155af9199af9e69b889claireho if(U_FAILURE(*status)) return; 241127f654740f2a26ad62a5c155af9199af9e69b889claireho 241227f654740f2a26ad62a5c155af9199af9e69b889claireho FreeLibrary(handle); 241327f654740f2a26ad62a5c155af9199af9e69b889claireho 241427f654740f2a26ad62a5c155af9199af9e69b889claireho return; 241550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 241650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 2417b26ce3a7367e4ed2ee7ddddcdc3f3d3377a455c2clairehoU_INTERNAL UVoidFunction* U_EXPORT2 2418b26ce3a7367e4ed2ee7ddddcdc3f3d3377a455c2clairehouprv_dlsym_func(void *lib, const char* sym, UErrorCode *status) { 241927f654740f2a26ad62a5c155af9199af9e69b889claireho HMODULE handle = (HMODULE)lib; 2420b26ce3a7367e4ed2ee7ddddcdc3f3d3377a455c2claireho UVoidFunction* addr = NULL; 242127f654740f2a26ad62a5c155af9199af9e69b889claireho 242227f654740f2a26ad62a5c155af9199af9e69b889claireho if(U_FAILURE(*status) || lib==NULL) return NULL; 242327f654740f2a26ad62a5c155af9199af9e69b889claireho 2424b26ce3a7367e4ed2ee7ddddcdc3f3d3377a455c2claireho addr = (UVoidFunction*)GetProcAddress(handle, sym); 242527f654740f2a26ad62a5c155af9199af9e69b889claireho 242627f654740f2a26ad62a5c155af9199af9e69b889claireho if(addr==NULL) { 242727f654740f2a26ad62a5c155af9199af9e69b889claireho DWORD lastError = GetLastError(); 242827f654740f2a26ad62a5c155af9199af9e69b889claireho if(lastError == ERROR_PROC_NOT_FOUND) { 242927f654740f2a26ad62a5c155af9199af9e69b889claireho *status = U_MISSING_RESOURCE_ERROR; 243027f654740f2a26ad62a5c155af9199af9e69b889claireho } else { 243127f654740f2a26ad62a5c155af9199af9e69b889claireho *status = U_UNSUPPORTED_ERROR; /* other unknown error. */ 243227f654740f2a26ad62a5c155af9199af9e69b889claireho } 243327f654740f2a26ad62a5c155af9199af9e69b889claireho } 243427f654740f2a26ad62a5c155af9199af9e69b889claireho 243527f654740f2a26ad62a5c155af9199af9e69b889claireho return addr; 243650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 243750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 243850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#else 243950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 2440ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert/* No dynamic loading, null (nonexistent) implementation. */ 244150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 244250294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_INTERNAL void * U_EXPORT2 244350294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouprv_dl_open(const char *libName, UErrorCode *status) { 24448de051c3d18a56cc126f0f44e368495a52f9148cFredrik Roubert (void)libName; 244550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_FAILURE(*status)) return NULL; 244650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *status = U_UNSUPPORTED_ERROR; 244750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return NULL; 244850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 244950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 245050294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_INTERNAL void U_EXPORT2 245150294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouprv_dl_close(void *lib, UErrorCode *status) { 24528de051c3d18a56cc126f0f44e368495a52f9148cFredrik Roubert (void)lib; 245350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_FAILURE(*status)) return; 245450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *status = U_UNSUPPORTED_ERROR; 245550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return; 245650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 245750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 2458b26ce3a7367e4ed2ee7ddddcdc3f3d3377a455c2clairehoU_INTERNAL UVoidFunction* U_EXPORT2 2459b26ce3a7367e4ed2ee7ddddcdc3f3d3377a455c2clairehouprv_dlsym_func(void *lib, const char* sym, UErrorCode *status) { 24608de051c3d18a56cc126f0f44e368495a52f9148cFredrik Roubert (void)lib; 24618de051c3d18a56cc126f0f44e368495a52f9148cFredrik Roubert (void)sym; 2462b26ce3a7367e4ed2ee7ddddcdc3f3d3377a455c2claireho if(U_SUCCESS(*status)) { 246350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *status = U_UNSUPPORTED_ERROR; 2464b26ce3a7367e4ed2ee7ddddcdc3f3d3377a455c2claireho } 2465b26ce3a7367e4ed2ee7ddddcdc3f3d3377a455c2claireho return (UVoidFunction*)NULL; 246650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 246750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 2468ffdc27edd5503111189fc11165c5a11289a71f79Fredrik Roubert#endif 246950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 2470b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru/* 2471b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * Hey, Emacs, please set the following: 2472b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * 2473b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * Local Variables: 2474b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * indent-tabs-mode: nil 2475b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * End: 2476b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru * 2477b13da9df870a61b11249bf741347908dbea0edd8Jean-Baptiste Queru */ 2478