/src/mozilla-central/intl/icu/source/common/uinit.cpp
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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 | 0 | static UBool U_CALLCONV uinit_cleanup() { |
32 | 0 | gICUInitOnce.reset(); |
33 | 0 | return TRUE; |
34 | 0 | } |
35 | | |
36 | | static void U_CALLCONV |
37 | | initData(UErrorCode &status) |
38 | 3 | { |
39 | | #if UCONFIG_ENABLE_PLUGINS |
40 | | /* initialize plugins */ |
41 | | uplug_init(&status); |
42 | | #endif |
43 | | |
44 | 3 | #if !UCONFIG_NO_CONVERSION |
45 | 3 | /* |
46 | 3 | * 2005-may-02 |
47 | 3 | * |
48 | 3 | * ICU4C 3.4 (jitterbug 4497) hardcodes the data for Unicode character |
49 | 3 | * properties for APIs that want to be fast. |
50 | 3 | * Therefore, we need not load them here nor check for errors. |
51 | 3 | * Instead, we load the converter alias table to see if any ICU data |
52 | 3 | * is available. |
53 | 3 | * Users should really open the service objects they need and check |
54 | 3 | * for errors there, to make sure that the actual items they need are |
55 | 3 | * available. |
56 | 3 | */ |
57 | 3 | ucnv_io_countKnownConverters(&status); |
58 | 3 | #endif |
59 | 3 | ucln_common_registerCleanup(UCLN_COMMON_UINIT, uinit_cleanup); |
60 | 3 | } |
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 | 3 | u_init(UErrorCode *status) { |
71 | 3 | UTRACE_ENTRY_OC(UTRACE_U_INIT); |
72 | 3 | umtx_initOnce(gICUInitOnce, &initData, *status); |
73 | 3 | UTRACE_EXIT_STATUS(*status); |
74 | 3 | } |