1 // © 2016 and later: Unicode, Inc. and others. 2 // License & terms of use: http://www.unicode.org/copyright.html 3 /* 4 ****************************************************************************** 5 * * 6 * Copyright (C) 2001-2014, International Business Machines * 7 * Corporation and others. All Rights Reserved. * 8 * * 9 ****************************************************************************** 10 * file name: ucln_io.cpp 11 * encoding: UTF-8 12 * tab size: 8 (not used) 13 * indentation:4 14 * 15 * created on: 2006August11 16 * created by: George Rhoten 17 */ 18 19 #include "unicode/utypes.h" 20 #include "mutex.h" 21 #include "ucln.h" 22 #include "ucln_io.h" 23 #include "uassert.h" 24 25 #ifndef U_IO_IMPLEMENTATION 26 #error U_IO_IMPLEMENTATION not set - must be set for all ICU source files in io/ - see https://unicode-org.github.io/icu/userguide/howtouseicu 27 #endif 28 29 30 /** Auto-client */ 31 #define UCLN_TYPE UCLN_IO 32 #include "ucln_imp.h" 33 34 /* Leave this copyright notice here! It needs to go somewhere in this library. */ 35 static const char copyright[] = U_COPYRIGHT_STRING; 36 37 static cleanupFunc *gCleanupFunctions[UCLN_IO_COUNT]; 38 io_cleanup(void)39static UBool U_CALLCONV io_cleanup(void) 40 { 41 int32_t libType = UCLN_IO_START; 42 43 (void)copyright; // Suppress unused variable warning. 44 while (++libType<UCLN_IO_COUNT) { 45 if (gCleanupFunctions[libType]) 46 { 47 gCleanupFunctions[libType](); 48 gCleanupFunctions[libType] = NULL; 49 } 50 } 51 #if !UCLN_NO_AUTO_CLEANUP && (defined(UCLN_AUTO_ATEXIT) || defined(UCLN_AUTO_LOCAL)) 52 ucln_unRegisterAutomaticCleanup(); 53 #endif 54 return TRUE; 55 } 56 ucln_io_registerCleanup(ECleanupIOType type,cleanupFunc * func)57void ucln_io_registerCleanup(ECleanupIOType type, 58 cleanupFunc *func) { 59 U_ASSERT(UCLN_IO_START < type && type < UCLN_IO_COUNT); 60 { 61 icu::Mutex m; // See ticket 10295 for discussion. 62 ucln_registerCleanup(UCLN_IO, io_cleanup); 63 if (UCLN_IO_START < type && type < UCLN_IO_COUNT) { 64 gCleanupFunctions[type] = func; 65 } 66 } 67 68 #if !UCLN_NO_AUTO_CLEANUP && (defined(UCLN_AUTO_ATEXIT) || defined(UCLN_AUTO_LOCAL)) 69 ucln_registerAutomaticCleanup(); 70 #endif 71 } 72