2004-08-30 22:13:08 +00:00
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/*
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*******************************************************************************
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*
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2005-01-10 18:02:54 +00:00
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* Copyright (C) 2004-2005, International Business Machines
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2004-08-30 22:13:08 +00:00
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* Corporation and others. All Rights Reserved.
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*
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*******************************************************************************
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* file name: gencase.c
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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: 2004aug28
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* created by: Markus W. Scherer
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*
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* This program reads several of the Unicode character database text files,
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* parses them, and the case mapping properties for each character.
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* It then writes a binary file containing the properties
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* that is designed to be used directly for random-access to
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* the properties of each Unicode character.
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*/
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#include <stdio.h>
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#include "unicode/utypes.h"
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#include "unicode/uchar.h"
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#include "unicode/uset.h"
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#include "unicode/putil.h"
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#include "unicode/uclean.h"
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#include "cmemory.h"
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#include "cstring.h"
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#include "uarrsort.h"
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#include "unewdata.h"
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#include "uoptions.h"
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#include "uparse.h"
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#include "uprops.h"
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#include "propsvec.h"
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#include "gencase.h"
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#define LENGTHOF(array) (sizeof(array)/sizeof((array)[0]))
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/* data --------------------------------------------------------------------- */
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uint32_t *pv;
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UBool beVerbose=FALSE, haveCopyright=TRUE;
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/*
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* Unicode set collecting the case-sensitive characters;
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* see uchar.h UCHAR_CASE_SENSITIVE.
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* Add code points from case mappings/foldings in
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* the root locale and with default options.
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*/
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static USet *caseSensitive;
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/* prototypes --------------------------------------------------------------- */
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static void
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parseSpecialCasing(const char *filename, UErrorCode *pErrorCode);
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static void
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parseCaseFolding(const char *filename, UErrorCode *pErrorCode);
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static void
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parseDB(const char *filename, UErrorCode *pErrorCode);
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/* parse files with multiple binary properties ------------------------------ */
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/* TODO: more common code, move functions to uparse.h|c */
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/* TODO: similar to genprops/props2.c but not the same */
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struct Binary {
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const char *propName;
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int32_t vecWord;
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uint32_t vecValue, vecMask;
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};
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typedef struct Binary Binary;
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struct Binaries {
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const char *ucdFile;
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const Binary *binaries;
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int32_t binariesCount;
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};
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typedef struct Binaries Binaries;
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static const Binary
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propListNames[]={
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{ "Soft_Dotted", 0, UCASE_SOFT_DOTTED, UCASE_DOT_MASK }
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};
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static const Binaries
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propListBinaries={
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"PropList", propListNames, LENGTHOF(propListNames)
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};
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static const Binary
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derCorePropsNames[]={
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{ "Lowercase", 0, UCASE_LOWER, UCASE_TYPE_MASK },
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{ "Uppercase", 0, UCASE_UPPER, UCASE_TYPE_MASK }
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};
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static const Binaries
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derCorePropsBinaries={
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"DerivedCoreProperties", derCorePropsNames, LENGTHOF(derCorePropsNames)
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};
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2005-01-10 18:02:54 +00:00
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/* treat Word_Break=MidLetter as a binary property (we ignore all other Word_Break values) */
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static const Binary
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wordBreakNames[]={
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{ "MidLetter", 1, U_MASK(UGENCASE_IS_MID_LETTER_SHIFT), U_MASK(UGENCASE_IS_MID_LETTER_SHIFT) }
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};
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static const Binaries
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wordBreakBinaries={
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"WordBreakProperty", wordBreakNames, LENGTHOF(wordBreakNames)
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};
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2004-08-30 22:13:08 +00:00
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static void U_CALLCONV
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binariesLineFn(void *context,
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char *fields[][2], int32_t fieldCount,
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UErrorCode *pErrorCode) {
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const Binaries *bin;
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char *s;
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uint32_t start, limit;
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int32_t i;
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bin=(const Binaries *)context;
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u_parseCodePointRange(fields[0][0], &start, &limit, pErrorCode);
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if(U_FAILURE(*pErrorCode)) {
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fprintf(stderr, "gencase: syntax error in %s.txt field 0 at %s\n", bin->ucdFile, fields[0][0]);
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exit(*pErrorCode);
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}
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++limit;
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/* parse binary property name */
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s=(char *)u_skipWhitespace(fields[1][0]);
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for(i=0;; ++i) {
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if(i==bin->binariesCount) {
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/* ignore unrecognized properties */
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return;
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}
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if(isToken(bin->binaries[i].propName, s)) {
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break;
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}
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}
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if(bin->binaries[i].vecMask==0) {
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fprintf(stderr, "gencase error: mask value %d==0 for %s %s\n",
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(int)bin->binaries[i].vecMask, bin->ucdFile, bin->binaries[i].propName);
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exit(U_INTERNAL_PROGRAM_ERROR);
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}
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if(!upvec_setValue(pv, start, limit, bin->binaries[i].vecWord, bin->binaries[i].vecValue, bin->binaries[i].vecMask, pErrorCode)) {
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fprintf(stderr, "gencase error: unable to set %s, code: %s\n",
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bin->binaries[i].propName, u_errorName(*pErrorCode));
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exit(*pErrorCode);
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}
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}
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static void
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parseBinariesFile(char *filename, char *basename, const char *suffix,
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const Binaries *bin,
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UErrorCode *pErrorCode) {
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char *fields[2][2];
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if(pErrorCode==NULL || U_FAILURE(*pErrorCode)) {
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return;
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}
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writeUCDFilename(basename, bin->ucdFile, suffix);
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u_parseDelimitedFile(filename, ';', fields, 2, binariesLineFn, (void *)bin, pErrorCode);
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if(U_FAILURE(*pErrorCode)) {
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fprintf(stderr, "error parsing %s.txt: %s\n", bin->ucdFile, u_errorName(*pErrorCode));
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}
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}
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/* -------------------------------------------------------------------------- */
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enum
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{
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HELP_H,
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HELP_QUESTION_MARK,
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VERBOSE,
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COPYRIGHT,
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DESTDIR,
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SOURCEDIR,
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UNICODE_VERSION,
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ICUDATADIR
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};
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/* Keep these values in sync with the above enums */
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static UOption options[]={
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UOPTION_HELP_H,
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UOPTION_HELP_QUESTION_MARK,
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UOPTION_VERBOSE,
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UOPTION_COPYRIGHT,
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UOPTION_DESTDIR,
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UOPTION_SOURCEDIR,
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{ "unicode", NULL, NULL, NULL, 'u', UOPT_REQUIRES_ARG, 0 },
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UOPTION_ICUDATADIR
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};
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extern int
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main(int argc, char* argv[]) {
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char filename[300];
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const char *srcDir=NULL, *destDir=NULL, *suffix=NULL;
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char *basename=NULL;
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UErrorCode errorCode=U_ZERO_ERROR;
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U_MAIN_INIT_ARGS(argc, argv);
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/* preset then read command line options */
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options[DESTDIR].value=u_getDataDirectory();
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options[SOURCEDIR].value="";
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options[UNICODE_VERSION].value="";
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options[ICUDATADIR].value=u_getDataDirectory();
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argc=u_parseArgs(argc, argv, sizeof(options)/sizeof(options[0]), options);
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/* error handling, printing usage message */
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if(argc<0) {
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fprintf(stderr,
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"error in command line argument \"%s\"\n",
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argv[-argc]);
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}
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if(argc<0 || options[HELP_H].doesOccur || options[HELP_QUESTION_MARK].doesOccur) {
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/*
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* Broken into chucks because the C89 standard says the minimum
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* required supported string length is 509 bytes.
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*/
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fprintf(stderr,
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"Usage: %s [-options] [suffix]\n"
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"\n"
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"read the UnicodeData.txt file and other Unicode properties files and\n"
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2004-09-06 16:00:23 +00:00
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"create a binary file " UCASE_DATA_NAME "." UCASE_DATA_TYPE " with the case mapping properties\n"
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2004-08-30 22:13:08 +00:00
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"\n",
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argv[0]);
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fprintf(stderr,
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"Options:\n"
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"\t-h or -? or --help this usage text\n"
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"\t-v or --verbose verbose output\n"
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"\t-c or --copyright include a copyright notice\n"
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"\t-u or --unicode Unicode version, followed by the version like 3.0.0\n");
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fprintf(stderr,
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"\t-d or --destdir destination directory, followed by the path\n"
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"\t-s or --sourcedir source directory, followed by the path\n"
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"\t-i or --icudatadir directory for locating any needed intermediate data files,\n"
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"\t followed by path, defaults to %s\n"
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"\tsuffix suffix that is to be appended with a '-'\n"
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"\t to the source file basenames before opening;\n"
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"\t 'gencase new' will read UnicodeData-new.txt etc.\n",
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u_getDataDirectory());
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return argc<0 ? U_ILLEGAL_ARGUMENT_ERROR : U_ZERO_ERROR;
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}
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/* get the options values */
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beVerbose=options[VERBOSE].doesOccur;
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haveCopyright=options[COPYRIGHT].doesOccur;
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srcDir=options[SOURCEDIR].value;
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destDir=options[DESTDIR].value;
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if(argc>=2) {
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suffix=argv[1];
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} else {
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suffix=NULL;
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}
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if(options[UNICODE_VERSION].doesOccur) {
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setUnicodeVersion(options[UNICODE_VERSION].value);
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}
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/* else use the default dataVersion in store.c */
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if (options[ICUDATADIR].doesOccur) {
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u_setDataDirectory(options[ICUDATADIR].value);
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}
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/* prepare the filename beginning with the source dir */
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uprv_strcpy(filename, srcDir);
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basename=filename+uprv_strlen(filename);
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if(basename>filename && *(basename-1)!=U_FILE_SEP_CHAR) {
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*basename++=U_FILE_SEP_CHAR;
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}
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/* initialize */
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2005-01-10 18:02:54 +00:00
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pv=upvec_open(2, 10000);
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2004-08-30 22:13:08 +00:00
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caseSensitive=uset_open(1, 0); /* empty set (start>end) */
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/* process SpecialCasing.txt */
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writeUCDFilename(basename, "SpecialCasing", suffix);
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parseSpecialCasing(filename, &errorCode);
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/* process CaseFolding.txt */
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writeUCDFilename(basename, "CaseFolding", suffix);
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parseCaseFolding(filename, &errorCode);
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/* process additional properties files */
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*basename=0;
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parseBinariesFile(filename, basename, suffix, &propListBinaries, &errorCode);
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parseBinariesFile(filename, basename, suffix, &derCorePropsBinaries, &errorCode);
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2005-01-10 18:02:54 +00:00
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if(ucdVersion>=UNI_4_1) {
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parseBinariesFile(filename, basename, suffix, &wordBreakBinaries, &errorCode);
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}
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2004-08-30 22:13:08 +00:00
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/* process UnicodeData.txt */
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writeUCDFilename(basename, "UnicodeData", suffix);
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parseDB(filename, &errorCode);
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/* process parsed data */
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makeCaseClosure();
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makeExceptions();
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if(U_SUCCESS(errorCode)) {
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/* write the properties data file */
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generateData(destDir);
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}
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u_cleanup();
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return errorCode;
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}
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U_CFUNC void
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writeUCDFilename(char *basename, const char *filename, const char *suffix) {
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int32_t length=(int32_t)uprv_strlen(filename);
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uprv_strcpy(basename, filename);
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if(suffix!=NULL) {
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basename[length++]='-';
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uprv_strcpy(basename+length, suffix);
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length+=(int32_t)uprv_strlen(suffix);
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}
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uprv_strcpy(basename+length, ".txt");
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}
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/* TODO: move to toolutil */
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U_CFUNC UBool
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isToken(const char *token, const char *s) {
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const char *z;
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int32_t j;
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s=u_skipWhitespace(s);
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for(j=0;; ++j) {
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if(token[j]!=0) {
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if(s[j]!=token[j]) {
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break;
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}
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} else {
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z=u_skipWhitespace(s+j);
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if(*z==';' || *z==0) {
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return TRUE;
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} else {
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break;
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}
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}
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}
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return FALSE;
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}
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2004-10-28 00:05:24 +00:00
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static int32_t
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2004-09-06 16:00:23 +00:00
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getTokenIndex(const char *const tokens[], int32_t countTokens, const char *s) {
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const char *t, *z;
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int32_t i, j;
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s=u_skipWhitespace(s);
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for(i=0; i<countTokens; ++i) {
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t=tokens[i];
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if(t!=NULL) {
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|
|
|
for(j=0;; ++j) {
|
|
|
|
if(t[j]!=0) {
|
|
|
|
if(s[j]!=t[j]) {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
z=u_skipWhitespace(s+j);
|
|
|
|
if(*z==';' || *z==0 || *z=='#' || *z=='\r' || *z=='\n') {
|
|
|
|
return i;
|
|
|
|
} else {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
2004-08-30 22:13:08 +00:00
|
|
|
static void
|
|
|
|
_set_addAll(USet *set, const UChar *s, int32_t length) {
|
|
|
|
UChar32 c;
|
|
|
|
int32_t i;
|
|
|
|
|
|
|
|
/* needs length>=0 */
|
|
|
|
for(i=0; i<length; /* U16_NEXT advances i */) {
|
|
|
|
U16_NEXT(s, i, length, c);
|
|
|
|
uset_add(set, c);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* parser for SpecialCasing.txt --------------------------------------------- */
|
|
|
|
|
|
|
|
#define MAX_SPECIAL_CASING_COUNT 500
|
|
|
|
|
|
|
|
static SpecialCasing specialCasings[MAX_SPECIAL_CASING_COUNT];
|
|
|
|
static int32_t specialCasingCount=0;
|
|
|
|
|
|
|
|
static void U_CALLCONV
|
|
|
|
specialCasingLineFn(void *context,
|
|
|
|
char *fields[][2], int32_t fieldCount,
|
|
|
|
UErrorCode *pErrorCode) {
|
|
|
|
char *end;
|
|
|
|
|
|
|
|
/* get code point */
|
|
|
|
specialCasings[specialCasingCount].code=(UChar32)uprv_strtoul(u_skipWhitespace(fields[0][0]), &end, 16);
|
|
|
|
end=(char *)u_skipWhitespace(end);
|
|
|
|
if(end<=fields[0][0] || end!=fields[0][1]) {
|
|
|
|
fprintf(stderr, "gencase: syntax error in SpecialCasing.txt field 0 at %s\n", fields[0][0]);
|
|
|
|
*pErrorCode=U_PARSE_ERROR;
|
|
|
|
exit(U_PARSE_ERROR);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* is this a complex mapping? */
|
|
|
|
if(*(end=(char *)u_skipWhitespace(fields[4][0]))!=0 && *end!=';' && *end!='#') {
|
|
|
|
/* there is some condition text in the fifth field */
|
|
|
|
specialCasings[specialCasingCount].isComplex=TRUE;
|
|
|
|
|
|
|
|
/* do not store any actual mappings for this */
|
|
|
|
specialCasings[specialCasingCount].lowerCase[0]=0;
|
|
|
|
specialCasings[specialCasingCount].upperCase[0]=0;
|
|
|
|
specialCasings[specialCasingCount].titleCase[0]=0;
|
|
|
|
} else {
|
|
|
|
/* just set the "complex" flag and get the case mappings */
|
|
|
|
specialCasings[specialCasingCount].isComplex=FALSE;
|
|
|
|
specialCasings[specialCasingCount].lowerCase[0]=
|
|
|
|
(UChar)u_parseString(fields[1][0], specialCasings[specialCasingCount].lowerCase+1, 31, NULL, pErrorCode);
|
|
|
|
specialCasings[specialCasingCount].upperCase[0]=
|
|
|
|
(UChar)u_parseString(fields[3][0], specialCasings[specialCasingCount].upperCase+1, 31, NULL, pErrorCode);
|
|
|
|
specialCasings[specialCasingCount].titleCase[0]=
|
|
|
|
(UChar)u_parseString(fields[2][0], specialCasings[specialCasingCount].titleCase+1, 31, NULL, pErrorCode);
|
|
|
|
if(U_FAILURE(*pErrorCode)) {
|
|
|
|
fprintf(stderr, "gencase: error parsing special casing at %s\n", fields[0][0]);
|
|
|
|
exit(*pErrorCode);
|
|
|
|
}
|
|
|
|
|
|
|
|
uset_add(caseSensitive, (UChar32)specialCasings[specialCasingCount].code);
|
|
|
|
_set_addAll(caseSensitive, specialCasings[specialCasingCount].lowerCase+1, specialCasings[specialCasingCount].lowerCase[0]);
|
|
|
|
_set_addAll(caseSensitive, specialCasings[specialCasingCount].upperCase+1, specialCasings[specialCasingCount].upperCase[0]);
|
|
|
|
_set_addAll(caseSensitive, specialCasings[specialCasingCount].titleCase+1, specialCasings[specialCasingCount].titleCase[0]);
|
|
|
|
}
|
|
|
|
|
|
|
|
if(++specialCasingCount==MAX_SPECIAL_CASING_COUNT) {
|
|
|
|
fprintf(stderr, "gencase: too many special casing mappings\n");
|
|
|
|
*pErrorCode=U_INDEX_OUTOFBOUNDS_ERROR;
|
|
|
|
exit(U_INDEX_OUTOFBOUNDS_ERROR);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static int32_t U_CALLCONV
|
|
|
|
compareSpecialCasings(const void *context, const void *left, const void *right) {
|
|
|
|
return ((const SpecialCasing *)left)->code-((const SpecialCasing *)right)->code;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
parseSpecialCasing(const char *filename, UErrorCode *pErrorCode) {
|
|
|
|
char *fields[5][2];
|
|
|
|
int32_t i, j;
|
|
|
|
|
|
|
|
if(pErrorCode==NULL || U_FAILURE(*pErrorCode)) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
u_parseDelimitedFile(filename, ';', fields, 5, specialCasingLineFn, NULL, pErrorCode);
|
|
|
|
|
|
|
|
/* sort the special casing entries by code point */
|
|
|
|
if(specialCasingCount>0) {
|
|
|
|
uprv_sortArray(specialCasings, specialCasingCount, sizeof(SpecialCasing),
|
|
|
|
compareSpecialCasings, NULL, FALSE, pErrorCode);
|
|
|
|
}
|
|
|
|
if(U_FAILURE(*pErrorCode)) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* replace multiple entries for any code point by one "complex" one */
|
|
|
|
j=0;
|
|
|
|
for(i=1; i<specialCasingCount; ++i) {
|
|
|
|
if(specialCasings[i-1].code==specialCasings[i].code) {
|
|
|
|
/* there is a duplicate code point */
|
|
|
|
specialCasings[i-1].code=0x7fffffff; /* remove this entry in the following sorting */
|
|
|
|
specialCasings[i].isComplex=TRUE; /* make the following one complex */
|
|
|
|
specialCasings[i].lowerCase[0]=0;
|
|
|
|
specialCasings[i].upperCase[0]=0;
|
|
|
|
specialCasings[i].titleCase[0]=0;
|
|
|
|
++j;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* if some entries just were removed, then re-sort */
|
|
|
|
if(j>0) {
|
|
|
|
uprv_sortArray(specialCasings, specialCasingCount, sizeof(SpecialCasing),
|
|
|
|
compareSpecialCasings, NULL, FALSE, pErrorCode);
|
|
|
|
specialCasingCount-=j;
|
|
|
|
}
|
|
|
|
if(U_FAILURE(*pErrorCode)) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Add one complex mapping to caseSensitive that was filtered out above:
|
|
|
|
* Greek final Sigma has a conditional mapping but not locale-sensitive,
|
|
|
|
* and it is taken when lowercasing just U+03A3 alone.
|
|
|
|
* 03A3; 03C2; 03A3; 03A3; Final_Sigma; # GREEK CAPITAL LETTER SIGMA
|
|
|
|
*/
|
|
|
|
uset_add(caseSensitive, 0x3c2);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* parser for CaseFolding.txt ----------------------------------------------- */
|
|
|
|
|
|
|
|
#define MAX_CASE_FOLDING_COUNT 2000
|
|
|
|
|
|
|
|
static CaseFolding caseFoldings[MAX_CASE_FOLDING_COUNT];
|
|
|
|
static int32_t caseFoldingCount=0;
|
|
|
|
|
|
|
|
static void U_CALLCONV
|
|
|
|
caseFoldingLineFn(void *context,
|
|
|
|
char *fields[][2], int32_t fieldCount,
|
|
|
|
UErrorCode *pErrorCode) {
|
|
|
|
char *end;
|
|
|
|
static UChar32 prevCode=0;
|
|
|
|
int32_t count;
|
|
|
|
char status;
|
|
|
|
|
|
|
|
/* get code point */
|
|
|
|
caseFoldings[caseFoldingCount].code=(UChar32)uprv_strtoul(u_skipWhitespace(fields[0][0]), &end, 16);
|
|
|
|
end=(char *)u_skipWhitespace(end);
|
|
|
|
if(end<=fields[0][0] || end!=fields[0][1]) {
|
|
|
|
fprintf(stderr, "gencase: syntax error in CaseFolding.txt field 0 at %s\n", fields[0][0]);
|
|
|
|
*pErrorCode=U_PARSE_ERROR;
|
|
|
|
exit(U_PARSE_ERROR);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* get the status of this mapping */
|
|
|
|
caseFoldings[caseFoldingCount].status=status=*u_skipWhitespace(fields[1][0]);
|
|
|
|
if(status!='L' && status!='E' && status!='C' && status!='S' && status!='F' && status!='I' && status!='T') {
|
|
|
|
fprintf(stderr, "gencase: unrecognized status field in CaseFolding.txt at %s\n", fields[0][0]);
|
|
|
|
*pErrorCode=U_PARSE_ERROR;
|
|
|
|
exit(U_PARSE_ERROR);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* ignore all case folding mappings that are the same as the UnicodeData.txt lowercase mappings */
|
|
|
|
if(status=='L') {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* get the mapping */
|
|
|
|
count=caseFoldings[caseFoldingCount].full[0]=
|
|
|
|
(UChar)u_parseString(fields[2][0], caseFoldings[caseFoldingCount].full+1, 31, (uint32_t *)&caseFoldings[caseFoldingCount].simple, pErrorCode);
|
|
|
|
if(U_FAILURE(*pErrorCode)) {
|
|
|
|
fprintf(stderr, "gencase: error parsing CaseFolding.txt mapping at %s\n", fields[0][0]);
|
|
|
|
exit(*pErrorCode);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* there is a simple mapping only if there is exactly one code point (count is in UChars) */
|
|
|
|
if(count==0 || count>2 || (count==2 && UTF_IS_SINGLE(caseFoldings[caseFoldingCount].full[1]))) {
|
|
|
|
caseFoldings[caseFoldingCount].simple=0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* update the case-sensitive set */
|
|
|
|
if(status!='T') {
|
|
|
|
uset_add(caseSensitive, (UChar32)caseFoldings[caseFoldingCount].code);
|
|
|
|
_set_addAll(caseSensitive, caseFoldings[caseFoldingCount].full+1, caseFoldings[caseFoldingCount].full[0]);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* check the status */
|
|
|
|
if(status=='S') {
|
|
|
|
/* check if there was a full mapping for this code point before */
|
|
|
|
if( caseFoldingCount>0 &&
|
|
|
|
caseFoldings[caseFoldingCount-1].code==caseFoldings[caseFoldingCount].code &&
|
|
|
|
caseFoldings[caseFoldingCount-1].status=='F'
|
|
|
|
) {
|
|
|
|
/* merge the two entries */
|
|
|
|
caseFoldings[caseFoldingCount-1].simple=caseFoldings[caseFoldingCount].simple;
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
} else if(status=='F') {
|
|
|
|
/* check if there was a simple mapping for this code point before */
|
|
|
|
if( caseFoldingCount>0 &&
|
|
|
|
caseFoldings[caseFoldingCount-1].code==caseFoldings[caseFoldingCount].code &&
|
|
|
|
caseFoldings[caseFoldingCount-1].status=='S'
|
|
|
|
) {
|
|
|
|
/* merge the two entries */
|
|
|
|
uprv_memcpy(caseFoldings[caseFoldingCount-1].full, caseFoldings[caseFoldingCount].full, 32*U_SIZEOF_UCHAR);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
} else if(status=='I' || status=='T') {
|
|
|
|
/* check if there was a default mapping for this code point before (remove it) */
|
|
|
|
while(caseFoldingCount>0 &&
|
|
|
|
caseFoldings[caseFoldingCount-1].code==caseFoldings[caseFoldingCount].code
|
|
|
|
) {
|
|
|
|
prevCode=0;
|
|
|
|
--caseFoldingCount;
|
|
|
|
}
|
|
|
|
/* store only a marker for special handling for cases like dotless i */
|
|
|
|
caseFoldings[caseFoldingCount].simple=0;
|
|
|
|
caseFoldings[caseFoldingCount].full[0]=0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* check that the code points (caseFoldings[caseFoldingCount].code) are in ascending order */
|
|
|
|
if(caseFoldings[caseFoldingCount].code<=prevCode && caseFoldings[caseFoldingCount].code>0) {
|
|
|
|
fprintf(stderr, "gencase: error - CaseFolding entries out of order, U+%04lx after U+%04lx\n",
|
|
|
|
(unsigned long)caseFoldings[caseFoldingCount].code,
|
|
|
|
(unsigned long)prevCode);
|
|
|
|
*pErrorCode=U_PARSE_ERROR;
|
|
|
|
exit(U_PARSE_ERROR);
|
|
|
|
}
|
|
|
|
prevCode=caseFoldings[caseFoldingCount].code;
|
|
|
|
|
|
|
|
if(++caseFoldingCount==MAX_CASE_FOLDING_COUNT) {
|
|
|
|
fprintf(stderr, "gencase: too many case folding mappings\n");
|
|
|
|
*pErrorCode=U_INDEX_OUTOFBOUNDS_ERROR;
|
|
|
|
exit(U_INDEX_OUTOFBOUNDS_ERROR);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
parseCaseFolding(const char *filename, UErrorCode *pErrorCode) {
|
|
|
|
char *fields[3][2];
|
|
|
|
|
|
|
|
if(pErrorCode==NULL || U_FAILURE(*pErrorCode)) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
u_parseDelimitedFile(filename, ';', fields, 3, caseFoldingLineFn, NULL, pErrorCode);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* parser for UnicodeData.txt ----------------------------------------------- */
|
|
|
|
|
2004-09-06 16:00:23 +00:00
|
|
|
/* general categories */
|
|
|
|
const char *const
|
|
|
|
genCategoryNames[U_CHAR_CATEGORY_COUNT]={
|
|
|
|
"Cn",
|
|
|
|
"Lu", "Ll", "Lt", "Lm", "Lo", "Mn", "Me",
|
|
|
|
"Mc", "Nd", "Nl", "No",
|
|
|
|
"Zs", "Zl", "Zp",
|
|
|
|
"Cc", "Cf", "Co", "Cs",
|
|
|
|
"Pd", "Ps", "Pe", "Pc", "Po",
|
|
|
|
"Sm", "Sc", "Sk", "So",
|
|
|
|
"Pi", "Pf"
|
|
|
|
};
|
|
|
|
|
2004-08-30 22:13:08 +00:00
|
|
|
static int32_t specialCasingIndex=0, caseFoldingIndex=0;
|
|
|
|
|
|
|
|
static void U_CALLCONV
|
|
|
|
unicodeDataLineFn(void *context,
|
|
|
|
char *fields[][2], int32_t fieldCount,
|
|
|
|
UErrorCode *pErrorCode) {
|
|
|
|
Props p;
|
|
|
|
char *end;
|
|
|
|
static UChar32 prevCode=0;
|
|
|
|
UChar32 value;
|
2004-09-06 16:00:23 +00:00
|
|
|
int32_t i;
|
2004-08-30 22:13:08 +00:00
|
|
|
|
|
|
|
/* reset the properties */
|
|
|
|
uprv_memset(&p, 0, sizeof(Props));
|
|
|
|
|
|
|
|
/* get the character code, field 0 */
|
|
|
|
p.code=(UChar32)uprv_strtoul(fields[0][0], &end, 16);
|
|
|
|
if(end<=fields[0][0] || end!=fields[0][1]) {
|
|
|
|
fprintf(stderr, "gencase: syntax error in field 0 at %s\n", fields[0][0]);
|
|
|
|
*pErrorCode=U_PARSE_ERROR;
|
|
|
|
exit(U_PARSE_ERROR);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* get general category, field 2 */
|
2004-09-06 16:00:23 +00:00
|
|
|
i=getTokenIndex(genCategoryNames, U_CHAR_CATEGORY_COUNT, fields[2][0]);
|
|
|
|
if(i>=0) {
|
|
|
|
p.gc=(uint8_t)i;
|
|
|
|
} else {
|
|
|
|
fprintf(stderr, "gencase: unknown general category \"%s\" at code 0x%lx\n",
|
|
|
|
fields[2][0], (unsigned long)p.code);
|
|
|
|
*pErrorCode=U_PARSE_ERROR;
|
|
|
|
exit(U_PARSE_ERROR);
|
2004-08-30 22:13:08 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/* get canonical combining class, field 3 */
|
|
|
|
value=(UChar32)uprv_strtoul(fields[3][0], &end, 10);
|
|
|
|
if(end<=fields[3][0] || end!=fields[3][1] || value>0xff) {
|
|
|
|
fprintf(stderr, "gencase: syntax error in field 3 at %s\n", fields[0][0]);
|
|
|
|
*pErrorCode=U_PARSE_ERROR;
|
|
|
|
exit(U_PARSE_ERROR);
|
|
|
|
}
|
2004-09-06 16:00:23 +00:00
|
|
|
p.cc=(uint8_t)value;
|
2004-08-30 22:13:08 +00:00
|
|
|
|
|
|
|
/* get uppercase mapping, field 12 */
|
|
|
|
value=(UChar32)uprv_strtoul(fields[12][0], &end, 16);
|
|
|
|
if(end!=fields[12][1]) {
|
|
|
|
fprintf(stderr, "gencase: syntax error in field 12 at code 0x%lx\n",
|
|
|
|
(unsigned long)p.code);
|
|
|
|
*pErrorCode=U_PARSE_ERROR;
|
|
|
|
exit(U_PARSE_ERROR);
|
|
|
|
}
|
|
|
|
if(value!=0 && value!=p.code) {
|
|
|
|
p.upperCase=value;
|
|
|
|
uset_add(caseSensitive, p.code);
|
|
|
|
uset_add(caseSensitive, value);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* get lowercase value, field 13 */
|
|
|
|
value=(UChar32)uprv_strtoul(fields[13][0], &end, 16);
|
|
|
|
if(end!=fields[13][1]) {
|
|
|
|
fprintf(stderr, "gencase: syntax error in field 13 at code 0x%lx\n",
|
|
|
|
(unsigned long)p.code);
|
|
|
|
*pErrorCode=U_PARSE_ERROR;
|
|
|
|
exit(U_PARSE_ERROR);
|
|
|
|
}
|
|
|
|
if(value!=0 && value!=p.code) {
|
|
|
|
p.lowerCase=value;
|
|
|
|
uset_add(caseSensitive, p.code);
|
|
|
|
uset_add(caseSensitive, value);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* get titlecase value, field 14 */
|
|
|
|
value=(UChar32)uprv_strtoul(fields[14][0], &end, 16);
|
|
|
|
if(end!=fields[14][1]) {
|
|
|
|
fprintf(stderr, "gencase: syntax error in field 14 at code 0x%lx\n",
|
|
|
|
(unsigned long)p.code);
|
|
|
|
*pErrorCode=U_PARSE_ERROR;
|
|
|
|
exit(U_PARSE_ERROR);
|
|
|
|
}
|
|
|
|
if(value!=0 && value!=p.code) {
|
|
|
|
p.titleCase=value;
|
|
|
|
uset_add(caseSensitive, p.code);
|
|
|
|
uset_add(caseSensitive, value);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* set additional properties from previously parsed files */
|
|
|
|
if(specialCasingIndex<specialCasingCount && p.code==specialCasings[specialCasingIndex].code) {
|
|
|
|
p.specialCasing=specialCasings+specialCasingIndex++;
|
|
|
|
} else {
|
|
|
|
p.specialCasing=NULL;
|
|
|
|
}
|
|
|
|
if(caseFoldingIndex<caseFoldingCount && p.code==caseFoldings[caseFoldingIndex].code) {
|
|
|
|
p.caseFolding=caseFoldings+caseFoldingIndex++;
|
|
|
|
|
|
|
|
/* ignore "Common" mappings (simple==full) that map to the same code point as the regular lowercase mapping */
|
|
|
|
if( p.caseFolding->status=='C' &&
|
|
|
|
p.caseFolding->simple==p.lowerCase
|
|
|
|
) {
|
|
|
|
p.caseFolding=NULL;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
p.caseFolding=NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* check for non-character code points */
|
|
|
|
if((p.code&0xfffe)==0xfffe || (uint32_t)(p.code-0xfdd0)<0x20) {
|
|
|
|
fprintf(stderr, "gencase: error - properties for non-character code point U+%04lx\n",
|
|
|
|
(unsigned long)p.code);
|
|
|
|
*pErrorCode=U_PARSE_ERROR;
|
|
|
|
exit(U_PARSE_ERROR);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* check that the code points (p.code) are in ascending order */
|
|
|
|
if(p.code<=prevCode && p.code>0) {
|
|
|
|
fprintf(stderr, "gencase: error - UnicodeData entries out of order, U+%04lx after U+%04lx\n",
|
|
|
|
(unsigned long)p.code, (unsigned long)prevCode);
|
|
|
|
*pErrorCode=U_PARSE_ERROR;
|
|
|
|
exit(U_PARSE_ERROR);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* properties for a single code point */
|
2004-09-06 16:00:23 +00:00
|
|
|
setProps(&p);
|
2004-08-30 22:13:08 +00:00
|
|
|
|
|
|
|
prevCode=p.code;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
parseDB(const char *filename, UErrorCode *pErrorCode) {
|
|
|
|
char *fields[15][2];
|
|
|
|
UChar32 start, end;
|
|
|
|
int32_t i;
|
|
|
|
|
|
|
|
if(pErrorCode==NULL || U_FAILURE(*pErrorCode)) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
u_parseDelimitedFile(filename, ';', fields, 15, unicodeDataLineFn, NULL, pErrorCode);
|
|
|
|
|
|
|
|
/* are all sub-properties consumed? */
|
|
|
|
if(specialCasingIndex<specialCasingCount) {
|
|
|
|
fprintf(stderr, "gencase: error - some code points in SpecialCasing.txt are missing from UnicodeData.txt\n");
|
|
|
|
*pErrorCode=U_PARSE_ERROR;
|
|
|
|
exit(U_PARSE_ERROR);
|
|
|
|
}
|
|
|
|
if(caseFoldingIndex<caseFoldingCount) {
|
|
|
|
fprintf(stderr, "gencase: error - some code points in CaseFolding.txt are missing from UnicodeData.txt\n");
|
|
|
|
*pErrorCode=U_PARSE_ERROR;
|
|
|
|
exit(U_PARSE_ERROR);
|
|
|
|
}
|
|
|
|
|
|
|
|
if(U_FAILURE(*pErrorCode)) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
for(i=0;
|
|
|
|
0==uset_getItem(caseSensitive, i, &start, &end, NULL, 0, pErrorCode) && U_SUCCESS(*pErrorCode);
|
|
|
|
++i
|
|
|
|
) {
|
|
|
|
addCaseSensitive(start, end);
|
|
|
|
}
|
|
|
|
if(*pErrorCode==U_INDEX_OUTOFBOUNDS_ERROR) {
|
|
|
|
*pErrorCode=U_ZERO_ERROR;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Hey, Emacs, please set the following:
|
|
|
|
*
|
|
|
|
* Local Variables:
|
|
|
|
* indent-tabs-mode: nil
|
|
|
|
* End:
|
|
|
|
*
|
|
|
|
*/
|