407 lines
12 KiB
C
407 lines
12 KiB
C
/*
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*******************************************************************************
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*
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* Copyright (C) 1999, 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: genprops.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: 1999dec08
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* created by: Markus W. Scherer
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*
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* This program reads the Unicode character database text file,
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* parses it, and extracts most of the 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 <stdlib.h>
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#include "unicode/utypes.h"
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#include "unicode/uchar.h"
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#include "unicode/putil.h"
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#include "cmemory.h"
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#include "cstring.h"
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#include "unicode/udata.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 "genprops.h"
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UBool beVerbose=FALSE, haveCopyright=TRUE;
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/* prototypes --------------------------------------------------------------- */
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static void
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init(void);
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static void
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parseMirror(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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/* -------------------------------------------------------------------------- */
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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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};
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extern int
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main(int argc, const 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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/* preset then read command line options */
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options[4].value=u_getDataDirectory();
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options[5].value="";
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options[6].value="3.0.0";
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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[0].doesOccur || options[1].doesOccur) {
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fprintf(stderr,
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"usage: %s [-options] [suffix]\n"
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"\tread the UnicodeData.txt file and other Unicode properties files and\n"
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"\tcreate a binary file " DATA_NAME "." DATA_TYPE " with the character properties\n"
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"\toptions:\n"
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"\t\t-h or -? or --help this usage text\n"
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"\t\t-v or --verbose verbose output\n"
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"\t\t-c or --copyright include a copyright notice\n"
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"\t\t-d or --destdir destination directory, followed by the path\n"
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"\t\t-s or --sourcedir source directory, followed by the path\n"
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"\t\t-u or --unicode Unicode version, followed by the version like 3.0.0\n"
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"\t\tsuffix suffix that is to be appended with a '-'\n"
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"\t\t to the source file basenames before opening;\n"
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"\t\t 'genprops new' will read UnicodeData-new.txt etc.\n",
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argv[0]);
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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[2].doesOccur;
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haveCopyright=options[3].doesOccur;
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srcDir=options[5].value;
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destDir=options[4].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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setUnicodeVersion(options[6].value);
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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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init();
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initStore();
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/* process Mirror.txt */
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if(suffix==NULL) {
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uprv_strcpy(basename, "Mirror.txt");
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} else {
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uprv_strcpy(basename, "Mirror");
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basename[6]='-';
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uprv_strcpy(basename+7, suffix);
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uprv_strcat(basename+7, ".txt");
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}
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parseMirror(filename, &errorCode);
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/* process UnicodeData.txt */
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if(suffix==NULL) {
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uprv_strcpy(basename, "UnicodeData.txt");
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} else {
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uprv_strcpy(basename, "UnicodeData");
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basename[11]='-';
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uprv_strcpy(basename+12, suffix);
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uprv_strcat(basename+12, ".txt");
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}
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parseDB(filename, &errorCode);
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/* process parsed data */
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if(U_SUCCESS(errorCode)) {
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repeatProps();
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compactProps();
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compactStage3();
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compactStage2();
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/* write the properties data file */
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generateData(destDir);
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}
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return errorCode;
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}
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static void
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init(void) {
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}
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/* parser for Mirror.txt ---------------------------------------------------- */
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#define MAX_MIRROR_COUNT 2000
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static uint32_t mirrorMappings[MAX_MIRROR_COUNT][2];
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static int32_t mirrorCount=0;
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static void
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mirrorLineFn(void *context,
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char *fields[][2], int32_t fieldCount,
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UErrorCode *pErrorCode) {
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char *end;
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mirrorMappings[mirrorCount][0]=uprv_strtoul(fields[0][0], &end, 16);
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if(end<=fields[0][0] || end!=fields[0][1]) {
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fprintf(stderr, "genprops: syntax error in Mirror.txt field 0 at %s\n", fields[0][0]);
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exit(U_PARSE_ERROR);
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}
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mirrorMappings[mirrorCount][1]=uprv_strtoul(fields[1][0], &end, 16);
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if(end<=fields[1][0] || end!=fields[1][1]) {
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fprintf(stderr, "genprops: syntax error in Mirror.txt field 1 at %s\n", fields[1][0]);
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exit(U_PARSE_ERROR);
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}
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if(++mirrorCount==MAX_MIRROR_COUNT) {
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fprintf(stderr, "genprops: too many mirror mappings\n");
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exit(U_INDEX_OUTOFBOUNDS_ERROR);
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}
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}
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static void
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parseMirror(const char *filename, 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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u_parseDelimitedFile(filename, ';', fields, 2, mirrorLineFn, NULL, pErrorCode);
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}
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/* parser for UnicodeData.txt ----------------------------------------------- */
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/* general categories */
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const char *const
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genCategoryNames[U_CHAR_CATEGORY_COUNT]={
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NULL,
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"Lu", "Ll", "Lt", "Lm", "Lo", "Mn", "Me",
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"Mc", "Nd", "Nl", "No",
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"Zs", "Zl", "Zp",
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"Cc", "Cf", "Co", "Cs",
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"Pd", "Ps", "Pe", "Pc", "Po",
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"Sm", "Sc", "Sk", "So",
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"Pi", "Pf",
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"Cn"
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};
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const char *const
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bidiNames[U_CHAR_DIRECTION_COUNT]={
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"L", "R", "EN", "ES", "ET", "AN", "CS", "B", "S",
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"WS", "ON", "LRE", "LRO", "AL", "RLE", "RLO", "PDF", "NSM", "BN"
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};
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/* control code properties */
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static const struct {
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uint32_t code;
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uint8_t generalCategory;
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} controlProps[]={
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/* TAB */ 0x9, U_SPACE_SEPARATOR,
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/* VT */ 0xb, U_SPACE_SEPARATOR,
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/* LF */ 0xa, U_PARAGRAPH_SEPARATOR,
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/* FF */ 0xc, U_LINE_SEPARATOR,
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/* CR */ 0xd, U_PARAGRAPH_SEPARATOR,
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/* FS */ 0x1c, U_PARAGRAPH_SEPARATOR,
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/* GS */ 0x1d, U_PARAGRAPH_SEPARATOR,
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/* RS */ 0x1e, U_PARAGRAPH_SEPARATOR,
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/* US */ 0x1f, U_SPACE_SEPARATOR,
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/* NL */ 0x85, U_PARAGRAPH_SEPARATOR
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};
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static void
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unicodeDataLineFn(void *context,
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char *fields[][2], int32_t fieldCount,
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UErrorCode *pErrorCode) {
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static int32_t mirrorIndex=0;
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Props p;
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char *end;
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uint32_t value;
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int i;
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/* reset the properties */
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uprv_memset(&p, 0, sizeof(Props));
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p.decimalDigitValue=p.digitValue=-1;
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p.numericValue=0xffffffff;
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/* get the character code, field 0 */
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p.code=uprv_strtoul(fields[0][0], &end, 16);
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if(end<=fields[0][0] || end!=fields[0][1]) {
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fprintf(stderr, "genprops: syntax error in field 0 at %s\n", fields[0][0]);
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exit(U_PARSE_ERROR);
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}
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/* get general category, field 2 */
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*fields[2][1]=0;
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for(i=1;;) {
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if(uprv_strcmp(fields[2][0], genCategoryNames[i])==0) {
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p.generalCategory=(uint8_t)i;
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break;
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}
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if(++i==U_CHAR_CATEGORY_COUNT) {
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fprintf(stderr, "genprops: unknown general category \"%s\" at code 0x%lx\n", fields[2][0], p.code);
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exit(U_PARSE_ERROR);
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}
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}
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/* get canonical combining class, field 3 */
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p.canonicalCombining=(uint8_t)uprv_strtoul(fields[3][0], &end, 10);
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if(end<=fields[3][0] || end!=fields[3][1]) {
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fprintf(stderr, "genprops: syntax error in field 3 at code 0x%lx\n", p.code);
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exit(U_PARSE_ERROR);
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}
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/* get BiDi category, field 4 */
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*fields[4][1]=0;
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for(i=0;;) {
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if(uprv_strcmp(fields[4][0], bidiNames[i])==0) {
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p.bidi=(uint8_t)i;
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break;
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}
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if(++i==U_CHAR_DIRECTION_COUNT) {
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fprintf(stderr, "genprops: unknown BiDi category \"%s\" at code 0x%lx\n", fields[4][0], p.code);
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exit(U_PARSE_ERROR);
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}
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}
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/* decimal digit value, field 6 */
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if(fields[6][0]<fields[6][1]) {
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value=uprv_strtoul(fields[6][0], &end, 10);
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if(end!=fields[6][1] || value>0x7fff) {
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fprintf(stderr, "genprops: syntax error in field 6 at code 0x%lx\n", p.code);
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exit(U_PARSE_ERROR);
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}
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p.decimalDigitValue=(int16_t)value;
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}
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/* digit value, field 7 */
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if(fields[7][0]<fields[7][1]) {
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value=uprv_strtoul(fields[7][0], &end, 10);
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if(end!=fields[7][1] || value>0x7fff) {
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fprintf(stderr, "genprops: syntax error in field 7 at code 0x%lx\n", p.code);
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exit(U_PARSE_ERROR);
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}
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p.digitValue=(int16_t)value;
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}
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/* numeric value, field 8 */
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if(fields[8][0]<fields[8][1]) {
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value=uprv_strtoul(fields[8][0], &end, 10);
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if(value>0 && *end=='/') {
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/* field 8 may contain a fractional value, get the denominator */
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p.denominator=uprv_strtoul(end+1, &end, 10);
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if(p.denominator==0) {
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fprintf(stderr, "genprops: denominator is 0 in field 8 at code 0x%lx\n", p.code);
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exit(U_PARSE_ERROR);
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}
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}
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if(end!=fields[8][1] || value>0x7fffffff) {
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fprintf(stderr, "genprops: syntax error in field 8 at code 0x%lx\n", p.code);
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exit(U_PARSE_ERROR);
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}
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p.numericValue=(int32_t)value;
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p.hasNumericValue=TRUE;
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}
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/* get Mirrored flag, field 9 */
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if(*fields[9][0]=='Y') {
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p.isMirrored=1;
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} else if(fields[9][1]-fields[9][0]!=1 || *fields[9][0]!='N') {
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fprintf(stderr, "genprops: syntax error in field 9 at code 0x%lx\n", p.code);
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exit(U_PARSE_ERROR);
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}
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/* get uppercase mapping, field 12 */
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value=uprv_strtoul(fields[12][0], &end, 16);
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if(end!=fields[12][1]) {
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fprintf(stderr, "genprops: syntax error in field 12 at code 0x%lx\n", p.code);
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exit(U_PARSE_ERROR);
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}
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p.upperCase=value;
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/* get lowercase value, field 13 */
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value=uprv_strtoul(fields[13][0], &end, 16);
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if(end!=fields[13][1]) {
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fprintf(stderr, "genprops: syntax error in field 13 at code 0x%lx\n", p.code);
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exit(U_PARSE_ERROR);
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}
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p.lowerCase=value;
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/* get titlecase value, field 14 */
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value=uprv_strtoul(fields[14][0], &end, 16);
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if(end!=fields[14][1]) {
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fprintf(stderr, "genprops: syntax error in field 14 at code 0x%lx\n", p.code);
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exit(U_PARSE_ERROR);
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}
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p.titleCase=value;
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/* override properties for some common control characters */
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if(p.generalCategory==U_CONTROL_CHAR) {
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for(i=0; i<sizeof(controlProps)/sizeof(controlProps[0]); ++i) {
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if(controlProps[i].code==p.code) {
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p.generalCategory=controlProps[i].generalCategory;
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}
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}
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}
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/* set additional properties from previously parsed files */
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if(mirrorIndex<mirrorCount && p.code==mirrorMappings[mirrorIndex][0]) {
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p.mirrorMapping=mirrorMappings[mirrorIndex++][1];
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}
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addProps(&p);
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}
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static void
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parseDB(const char *filename, UErrorCode *pErrorCode) {
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char *fields[15][2];
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if(pErrorCode==NULL || U_FAILURE(*pErrorCode)) {
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return;
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}
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u_parseDelimitedFile(filename, ';', fields, 15, unicodeDataLineFn, NULL, pErrorCode);
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}
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/*
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* Hey, Emacs, please set the following:
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*
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* Local Variables:
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* indent-tabs-mode: nil
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* End:
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*
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*/
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