| | 1 | // © 2016 and later: Unicode, Inc. and others. |
| | 2 | // License & terms of use: http://www.unicode.org/copyright.html |
| | 3 | /* |
| | 4 | ****************************************************************************** |
| | 5 | * Copyright (C) 2001-2015, International Business Machines |
| | 6 | * Corporation and others. All Rights Reserved. |
| | 7 | ****************************************************************************** |
| | 8 | * file name: uinit.cpp |
| | 9 | * encoding: UTF-8 |
| | 10 | * tab size: 8 (not used) |
| | 11 | * indentation:4 |
| | 12 | * |
| | 13 | * created on: 2001July05 |
| | 14 | * created by: George Rhoten |
| | 15 | */ |
| | 16 | |
| | 17 | #include "unicode/utypes.h" |
| | 18 | #include "unicode/icuplug.h" |
| | 19 | #include "unicode/uclean.h" |
| | 20 | #include "cmemory.h" |
| | 21 | #include "icuplugimp.h" |
| | 22 | #include "ucln_cmn.h" |
| | 23 | #include "ucnv_io.h" |
| | 24 | #include "umutex.h" |
| | 25 | #include "utracimp.h" |
| | 26 | |
| | 27 | U_NAMESPACE_BEGIN |
| | 28 | |
| | 29 | static UInitOnce gICUInitOnce = U_INITONCE_INITIALIZER; |
| | 30 | |
| | 31 | static UBool U_CALLCONV uinit_cleanup() { |
| | 32 | gICUInitOnce.reset(); |
| | 33 | return TRUE; |
| | 34 | } |
| | 35 | |
| | 36 | static void U_CALLCONV |
| | 37 | initData(UErrorCode &status) |
| | 38 | { |
| | 39 | #if UCONFIG_ENABLE_PLUGINS |
| | 40 | /* initialize plugins */ |
| | 41 | uplug_init(&status); |
| | 42 | #endif |
| | 43 | |
| | 44 | #if !UCONFIG_NO_CONVERSION |
| | 45 | /* |
| | 46 | * 2005-may-02 |
| | 47 | * |
| | 48 | * ICU4C 3.4 (jitterbug 4497) hardcodes the data for Unicode character |
| | 49 | * properties for APIs that want to be fast. |
| | 50 | * Therefore, we need not load them here nor check for errors. |
| | 51 | * Instead, we load the converter alias table to see if any ICU data |
| | 52 | * is available. |
| | 53 | * Users should really open the service objects they need and check |
| | 54 | * for errors there, to make sure that the actual items they need are |
| | 55 | * available. |
| | 56 | */ |
| | 57 | ucnv_io_countKnownConverters(&status); |
| | 58 | #endif |
| | 59 | ucln_common_registerCleanup(UCLN_COMMON_UINIT, uinit_cleanup); |
| | 60 | } |
| | 61 | |
| | 62 | U_NAMESPACE_END |
| | 63 | |
| | 64 | U_NAMESPACE_USE |
| | 65 | |
| | 66 | /* |
| | 67 | * ICU Initialization Function. Need not be called. |
| | 68 | */ |
| | 69 | U_CAPI void U_EXPORT2 |
| | 70 | u_init(UErrorCode *status) { |
| | 71 | UTRACE_ENTRY_OC(UTRACE_U_INIT); |
| | 72 | umtx_initOnce(gICUInitOnce, &initData, *status); |
| | 73 | UTRACE_EXIT_STATUS(*status); |
| | 74 | } |
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