AlkantarClanX12
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/*
*******************************************************************************
*
* © 2016 and later: Unicode, Inc. and others.
* License & terms of use: http://www.unicode.org/copyright.html#License
*
*******************************************************************************
*******************************************************************************
*
* Copyright (C) 2001-2005, International Business Machines
* Corporation and others. All Rights Reserved.
*
*******************************************************************************
* file name: oldcol.cpp
* encoding: UTF-8
* tab size: 8 (not used)
* indentation:4
*
* created on: 2001jul24
* created by: Vladimir Weinstein
*/
/******************************************************************************
* This is the module that uses old collation
******************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <unicode/putil.h>
#include <unicode/ucol.h>
// Very simple example code - sticks a sortkey in the buffer
// Not much error checking
int32_t getSortKey_legacy(const char *locale, const UChar *string, int32_t sLen, uint8_t *buffer, int32_t bLen) {
UErrorCode status = U_ZERO_ERROR;
UCollator *coll = ucol_open(locale, &status);
if(U_FAILURE(status)) {
return -1;
}
int32_t result = ucol_getSortKey(coll, string, sLen, buffer, bLen);
ucol_close(coll);
return result;
}
// This one can be used for passing to qsort function
// Not thread safe or anything
static UCollator *compareCollator = NULL;
int compare_legacy(const void *string1, const void *string2) {
if(compareCollator != NULL) {
UCollationResult res = ucol_strcoll(compareCollator, (UChar *) string1, -1, (UChar *) string2, -1);
if(res == UCOL_LESS) {
return -1;
} else if(res == UCOL_GREATER) {
return 1;
} else {
return 0;
}
} else {
return 0;
}
}
void initCollator_legacy(const char *locale) {
UErrorCode status = U_ZERO_ERROR;
compareCollator = ucol_open(locale, &status);
if(U_FAILURE(status))
{
fprintf(stderr, "initCollator_legacy(%s): error opening collator, %s!\n", locale, u_errorName(status));
fprintf(stderr, "Note: ICU data directory is %s\n", u_getDataDirectory());
fprintf(stderr, "Read the README!\n");
exit(0);
}
}
void closeCollator_legacy(void) {
if(compareCollator != NULL)
{
ucol_close(compareCollator);
}
else
{
fprintf(stderr, "closeCollator_legacy(): collator was already NULL!\n");
}
compareCollator = NULL;
}
extern "C" void test_legacy(UChar data[][5], uint32_t size, uint32_t maxlen, uint8_t keys[4][32]) {
uint32_t i = 0;
int32_t keySize = 0;
UVersionInfo uvi;
u_getVersion(uvi);
fprintf(stderr, "Entered legacy, version: [%d.%d.%d.%d]\nMoving to sortkeys\n", uvi[0], uvi[1], uvi[2], uvi[3]);
for(i = 0; i<size; i++) {
keySize = getSortKey_legacy("ja", data[i], -1, keys[i], 32);
fprintf(stderr, "For i=%d, size of sortkey is %d\n", i, keySize);
}
fprintf(stderr, "Done sortkeys, doing qsort test\n");
initCollator_legacy("ja");
qsort(data, size, maxlen*sizeof(UChar), compare_legacy);
closeCollator_legacy();
fprintf(stderr, "Done legacy!\n");
}