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scuffed-code/icu4c/source/tools/gencase/gencase.c

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/*
*******************************************************************************
*
* Copyright (C) 2004-2009, International Business Machines
* Corporation and others. All Rights Reserved.
*
*******************************************************************************
* file name: gencase.c
* encoding: US-ASCII
* tab size: 8 (not used)
* indentation:4
*
* created on: 2004aug28
* created by: Markus W. Scherer
*
* This program reads several of the Unicode character database text files,
* parses them, and the case mapping properties for each character.
* It then writes a binary file containing the properties
* that is designed to be used directly for random-access to
* the properties of each Unicode character.
*/
#include <stdio.h>
#include "unicode/utypes.h"
#include "unicode/uchar.h"
#include "unicode/uset.h"
#include "unicode/putil.h"
#include "unicode/uclean.h"
#include "cmemory.h"
#include "cstring.h"
#include "uarrsort.h"
#include "unewdata.h"
#include "uoptions.h"
#include "uparse.h"
#include "uprops.h"
#include "propsvec.h"
#include "gencase.h"
#define LENGTHOF(array) (sizeof(array)/sizeof((array)[0]))
/* data --------------------------------------------------------------------- */
UPropsVectors *pv;
UBool beVerbose=FALSE, haveCopyright=TRUE;
/*
* Unicode set collecting the case-sensitive characters;
* see uchar.h UCHAR_CASE_SENSITIVE.
* Add code points from case mappings/foldings in
* the root locale and with default options.
*/
static USet *caseSensitive;
/* prototypes --------------------------------------------------------------- */
static void
parseSpecialCasing(const char *filename, UErrorCode *pErrorCode);
static void
parseCaseFolding(const char *filename, UErrorCode *pErrorCode);
static void
parseDB(const char *filename, UErrorCode *pErrorCode);
/* parse files with multiple binary properties ------------------------------ */
/* TODO: more common code, move functions to uparse.h|c */
/* TODO: similar to genprops/props2.c but not the same */
struct Binary {
const char *propName;
int32_t vecWord;
uint32_t vecValue, vecMask;
};
typedef struct Binary Binary;
struct Binaries {
const char *ucdFile;
const Binary *binaries;
int32_t binariesCount;
};
typedef struct Binaries Binaries;
static const Binary
propListNames[]={
{ "Soft_Dotted", 0, UCASE_SOFT_DOTTED, UCASE_DOT_MASK }
};
static const Binaries
propListBinaries={
"PropList", propListNames, LENGTHOF(propListNames)
};
static const Binary
derCorePropsNames[]={
{ "Lowercase", 0, UCASE_LOWER, UCASE_TYPE_MASK },
{ "Uppercase", 0, UCASE_UPPER, UCASE_TYPE_MASK },
/* Unicode 5.2 adds Case_Ignorable as a public property. See comments in store.c. */
{ "Case_Ignorable", 1, U_MASK(UGENCASE_IS_MID_LETTER_SHIFT), U_MASK(UGENCASE_IS_MID_LETTER_SHIFT) }
};
static const Binaries
derCorePropsBinaries={
"DerivedCoreProperties", derCorePropsNames, LENGTHOF(derCorePropsNames)
};
/*
* Treat Word_Break=MidLetter and MidNumLet as a single binary property.
* We need not distinguish between them because both add to case-ignorable.
* We ignore all other Word_Break values.
*/
static const Binary
wordBreakNames[]={
{ "MidLetter", 1, U_MASK(UGENCASE_IS_MID_LETTER_SHIFT), U_MASK(UGENCASE_IS_MID_LETTER_SHIFT) },
{ "MidNumLet", 1, U_MASK(UGENCASE_IS_MID_LETTER_SHIFT), U_MASK(UGENCASE_IS_MID_LETTER_SHIFT) }
};
static const Binaries
wordBreakBinaries={
"WordBreakProperty", wordBreakNames, LENGTHOF(wordBreakNames)
};
static void U_CALLCONV
binariesLineFn(void *context,
char *fields[][2], int32_t fieldCount,
UErrorCode *pErrorCode) {
const Binaries *bin;
char *s;
uint32_t start, end;
int32_t i;
bin=(const Binaries *)context;
u_parseCodePointRange(fields[0][0], &start, &end, pErrorCode);
if(U_FAILURE(*pErrorCode)) {
fprintf(stderr, "gencase: syntax error in %s.txt field 0 at %s\n", bin->ucdFile, fields[0][0]);
exit(*pErrorCode);
}
/* parse binary property name */
s=(char *)u_skipWhitespace(fields[1][0]);
for(i=0;; ++i) {
if(i==bin->binariesCount) {
/* ignore unrecognized properties */
return;
}
if(isToken(bin->binaries[i].propName, s)) {
break;
}
}
if(bin->binaries[i].vecMask==0) {
fprintf(stderr, "gencase error: mask value %d==0 for %s %s\n",
(int)bin->binaries[i].vecMask, bin->ucdFile, bin->binaries[i].propName);
exit(U_INTERNAL_PROGRAM_ERROR);
}
upvec_setValue(pv, start, end, bin->binaries[i].vecWord, bin->binaries[i].vecValue, bin->binaries[i].vecMask, pErrorCode);
if(U_FAILURE(*pErrorCode)) {
fprintf(stderr, "gencase error: unable to set %s, code: %s\n",
bin->binaries[i].propName, u_errorName(*pErrorCode));
exit(*pErrorCode);
}
}
static void
parseBinariesFile(char *filename, char *basename, const char *suffix,
const Binaries *bin,
UErrorCode *pErrorCode) {
char *fields[2][2];
if(pErrorCode==NULL || U_FAILURE(*pErrorCode)) {
return;
}
writeUCDFilename(basename, bin->ucdFile, suffix);
u_parseDelimitedFile(filename, ';', fields, 2, binariesLineFn, (void *)bin, pErrorCode);
if(U_FAILURE(*pErrorCode)) {
fprintf(stderr, "error parsing %s.txt: %s\n", bin->ucdFile, u_errorName(*pErrorCode));
}
}
/* -------------------------------------------------------------------------- */
enum
{
HELP_H,
HELP_QUESTION_MARK,
VERBOSE,
COPYRIGHT,
DESTDIR,
SOURCEDIR,
UNICODE_VERSION,
ICUDATADIR,
CSOURCE
};
/* Keep these values in sync with the above enums */
static UOption options[]={
UOPTION_HELP_H,
UOPTION_HELP_QUESTION_MARK,
UOPTION_VERBOSE,
UOPTION_COPYRIGHT,
UOPTION_DESTDIR,
UOPTION_SOURCEDIR,
UOPTION_DEF("unicode", 'u', UOPT_REQUIRES_ARG),
UOPTION_ICUDATADIR,
UOPTION_DEF("csource", 'C', UOPT_NO_ARG)
};
extern int
main(int argc, char* argv[]) {
char filename[300];
const char *srcDir=NULL, *destDir=NULL, *suffix=NULL;
char *basename=NULL;
UErrorCode errorCode=U_ZERO_ERROR;
U_MAIN_INIT_ARGS(argc, argv);
/* preset then read command line options */
options[DESTDIR].value=u_getDataDirectory();
options[SOURCEDIR].value="";
options[UNICODE_VERSION].value="";
options[ICUDATADIR].value=u_getDataDirectory();
argc=u_parseArgs(argc, argv, sizeof(options)/sizeof(options[0]), options);
/* error handling, printing usage message */
if(argc<0) {
fprintf(stderr,
"error in command line argument \"%s\"\n",
argv[-argc]);
}
if(argc<0 || options[HELP_H].doesOccur || options[HELP_QUESTION_MARK].doesOccur) {
/*
* Broken into chunks because the C89 standard says the minimum
* required supported string length is 509 bytes.
*/
fprintf(stderr,
"Usage: %s [-options] [suffix]\n"
"\n"
"read the UnicodeData.txt file and other Unicode properties files and\n"
"create a binary file " UCASE_DATA_NAME "." UCASE_DATA_TYPE " with the case mapping properties\n"
"\n",
argv[0]);
fprintf(stderr,
"Options:\n"
"\t-h or -? or --help this usage text\n"
"\t-v or --verbose verbose output\n"
"\t-c or --copyright include a copyright notice\n"
"\t-u or --unicode Unicode version, followed by the version like 3.0.0\n"
"\t-C or --csource generate a .c source file rather than the .icu binary\n");
fprintf(stderr,
"\t-d or --destdir destination directory, followed by the path\n"
"\t-s or --sourcedir source directory, followed by the path\n"
"\t-i or --icudatadir directory for locating any needed intermediate data files,\n"
"\t followed by path, defaults to %s\n"
"\tsuffix suffix that is to be appended with a '-'\n"
"\t to the source file basenames before opening;\n"
"\t 'gencase new' will read UnicodeData-new.txt etc.\n",
u_getDataDirectory());
return argc<0 ? U_ILLEGAL_ARGUMENT_ERROR : U_ZERO_ERROR;
}
/* get the options values */
beVerbose=options[VERBOSE].doesOccur;
haveCopyright=options[COPYRIGHT].doesOccur;
srcDir=options[SOURCEDIR].value;
destDir=options[DESTDIR].value;
if(argc>=2) {
suffix=argv[1];
} else {
suffix=NULL;
}
if(options[UNICODE_VERSION].doesOccur) {
setUnicodeVersion(options[UNICODE_VERSION].value);
}
/* else use the default dataVersion in store.c */
if (options[ICUDATADIR].doesOccur) {
u_setDataDirectory(options[ICUDATADIR].value);
}
/* prepare the filename beginning with the source dir */
uprv_strcpy(filename, srcDir);
basename=filename+uprv_strlen(filename);
if(basename>filename && *(basename-1)!=U_FILE_SEP_CHAR) {
*basename++=U_FILE_SEP_CHAR;
}
/* initialize */
pv=upvec_open(2, &errorCode);
caseSensitive=uset_open(1, 0); /* empty set (start>end) */
/* process SpecialCasing.txt */
writeUCDFilename(basename, "SpecialCasing", suffix);
parseSpecialCasing(filename, &errorCode);
/* process CaseFolding.txt */
writeUCDFilename(basename, "CaseFolding", suffix);
parseCaseFolding(filename, &errorCode);
/* process additional properties files */
*basename=0;
parseBinariesFile(filename, basename, suffix, &propListBinaries, &errorCode);
parseBinariesFile(filename, basename, suffix, &derCorePropsBinaries, &errorCode);
if(ucdVersion>=UNI_4_1) {
parseBinariesFile(filename, basename, suffix, &wordBreakBinaries, &errorCode);
}
/* process UnicodeData.txt */
writeUCDFilename(basename, "UnicodeData", suffix);
parseDB(filename, &errorCode);
/* process parsed data */
makeCaseClosure();
makeExceptions();
if(U_SUCCESS(errorCode)) {
/* write the properties data file */
generateData(destDir, options[CSOURCE].doesOccur);
}
u_cleanup();
return errorCode;
}
U_CFUNC void
writeUCDFilename(char *basename, const char *filename, const char *suffix) {
int32_t length=(int32_t)uprv_strlen(filename);
uprv_strcpy(basename, filename);
if(suffix!=NULL) {
basename[length++]='-';
uprv_strcpy(basename+length, suffix);
length+=(int32_t)uprv_strlen(suffix);
}
uprv_strcpy(basename+length, ".txt");
}
/* TODO: move to toolutil */
U_CFUNC UBool
isToken(const char *token, const char *s) {
const char *z;
int32_t j;
s=u_skipWhitespace(s);
for(j=0;; ++j) {
if(token[j]!=0) {
if(s[j]!=token[j]) {
break;
}
} else {
z=u_skipWhitespace(s+j);
if(*z==';' || *z==0) {
return TRUE;
} else {
break;
}
}
}
return FALSE;
}
static int32_t
getTokenIndex(const char *const tokens[], int32_t countTokens, const char *s) {
const char *t, *z;
int32_t i, j;
s=u_skipWhitespace(s);
for(i=0; i<countTokens; ++i) {
t=tokens[i];
if(t!=NULL) {
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;
}
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 ----------------------------------------------- */
/* 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"
};
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;
int32_t i;
/* 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 */
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);
}
/* 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);
}
p.cc=(uint8_t)value;
/* 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 */
setProps(&p);
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:
*
*/
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