scuffed-code/icu4c/source/common/ucln_cmn.c

129 lines
3.3 KiB
C

/*
******************************************************************************
* *
* Copyright (C) 2001-2001, International Business Machines *
* Corporation and others. All Rights Reserved. *
* *
******************************************************************************
* file name: ucln_cmn.c
* encoding: US-ASCII
* tab size: 8 (not used)
* indentation:4
*
* created on: 2001July05
* created by: George Rhoten
*/
#include "unicode/uclean.h"
#include "unicode/uchar.h"
#include "ucln_cmn.h"
#include "umutex.h"
#include "ucln.h"
static cleanupFunc *gCleanupFunctions[UCLN_COMMON] = {
NULL,
NULL,
NULL
};
U_CAPI void U_EXPORT2
ucln_registerCleanup(ECleanupLibraryType type,
cleanupFunc *func)
{
if (UCLN_START < type && type < UCLN_COMMON)
{
gCleanupFunctions[type] = func;
}
}
/************************************************
The cleanup order is important in this function.
Please be sure that you have read ucln.h
************************************************/
U_CAPI void U_EXPORT2
u_cleanup(void)
{
ECleanupLibraryType libType = UCLN_START;
while (++libType < UCLN_COMMON)
{
if (gCleanupFunctions[libType])
{
gCleanupFunctions[libType]();
}
}
ustrprep_cleanup();
#if !UCONFIG_NO_BREAK_ITERATION
breakiterator_cleanup();
#endif
#if !UCONFIG_NO_SERVICE
service_cleanup();
#endif
ures_cleanup();
locale_cleanup();
uloc_cleanup();
unorm_cleanup();
uset_cleanup();
unames_cleanup();
pname_cleanup();
uchar_cleanup();
ucnv_cleanup();
ucnv_io_cleanup();
udata_cleanup();
putil_cleanup();
/*
* WARNING! Destroying the global mutex can cause synchronization
* problems. ICU must be reinitialized from a single thread
* before the library is used again. You never want two
* threads trying to initialize the global mutex at the same
* time. The global mutex is being destroyed so that heap and
* resource checkers don't complain. [grhoten]
*/
umtx_destroy(NULL);
}
static UMTX InitMutex = NULL;
U_CAPI void U_EXPORT2
u_init(UErrorCode *status) {
/*
* Lock and unlock the global mutex, thus forcing into existence
* if it hasn't already been created.
*/
umtx_lock(NULL);
umtx_unlock(NULL);
/* Lock a private mutex for the duration of the initialization,
* ensuring that there are no races through here, and to serve as
* a memory barrier. Don't use the global mutex, because of the
* possibility that some of the functions called within here might
* use it.
*/
umtx_lock(&InitMutex);
/*
* Do a simple operation using each of the data-requiring APIs that do
* not have a service object, ensuring that the required data is loaded.
*/
/* Char Properties */
u_hasBinaryProperty(0x20, UCHAR_WHITE_SPACE);
/* Char Names */
{
char buf[100];
u_charName(0x20, U_UNICODE_CHAR_NAME, buf, 100, status);
}
/* TODO: the rest of 'em */
umtx_unlock(&InitMutex);
}