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