Index: icu46/source/tools/gencnval/gencnval.c |
=================================================================== |
--- icu46/source/tools/gencnval/gencnval.c (revision 0) |
+++ icu46/source/tools/gencnval/gencnval.c (revision 0) |
@@ -0,0 +1,1119 @@ |
+/* |
+******************************************************************************* |
+* |
+* Copyright (C) 1999-2009, International Business Machines |
+* Corporation and others. All Rights Reserved. |
+* |
+******************************************************************************* |
+* file name: gencnval.c |
+* encoding: US-ASCII |
+* tab size: 8 (not used) |
+* indentation:4 |
+* |
+* created on: 1999nov05 |
+* created by: Markus W. Scherer |
+* |
+* This program reads convrtrs.txt and writes a memory-mappable |
+* converter name alias table to cnvalias.dat . |
+* |
+* This program currently writes version 2.1 of the data format. See |
+* ucnv_io.c for more details on the format. Note that version 2.1 |
+* is written in such a way that a 2.0 reader will be able to use it, |
+* and a 2.1 reader will be able to read 2.0. |
+*/ |
+ |
+#include "unicode/utypes.h" |
+#include "unicode/putil.h" |
+#include "unicode/ucnv.h" /* ucnv_compareNames() */ |
+#include "ucnv_io.h" |
+#include "cmemory.h" |
+#include "cstring.h" |
+#include "uinvchar.h" |
+#include "filestrm.h" |
+#include "unicode/uclean.h" |
+#include "unewdata.h" |
+#include "uoptions.h" |
+ |
+#include <stdio.h> |
+#include <stdlib.h> |
+#include <ctype.h> |
+ |
+/* TODO: Need to check alias name length is less than UCNV_MAX_CONVERTER_NAME_LENGTH */ |
+ |
+/* STRING_STORE_SIZE + TAG_STORE_SIZE <= ((2^16 - 1) * 2) |
+ That is the maximum size for the string stores combined |
+ because the strings are index at 16-bit boundries by a |
+ 16-bit index, and there is only one section for the |
+ strings. |
+ */ |
+#define STRING_STORE_SIZE 0x1FBFE /* 130046 */ |
+#define TAG_STORE_SIZE 0x400 /* 1024 */ |
+ |
+/* The combined tag and converter count can affect the number of lists |
+ created. The size of all lists must be less than (2^17 - 1) |
+ because the lists are indexed as a 16-bit array with a 16-bit index. |
+ */ |
+#define MAX_TAG_COUNT 0x3F /* 63 */ |
+#define MAX_CONV_COUNT UCNV_CONVERTER_INDEX_MASK |
+#define MAX_ALIAS_COUNT 0xFFFF /* 65535 */ |
+ |
+/* The maximum number of aliases that a standard tag/converter combination can have. |
+ At this moment 6/18/2002, IANA has 12 names for ASCII. Don't go below 15 for |
+ this value. I don't recommend more than 31 for this value. |
+ */ |
+#define MAX_TC_ALIAS_COUNT 0x1F /* 31 */ |
+ |
+#define MAX_LINE_SIZE 0x7FFF /* 32767 */ |
+#define MAX_LIST_SIZE 0xFFFF /* 65535 */ |
+ |
+#define DATA_NAME "cnvalias" |
+#define DATA_TYPE "icu" /* ICU alias table */ |
+ |
+#define ALL_TAG_STR "ALL" |
+#define ALL_TAG_NUM 1 |
+#define EMPTY_TAG_NUM 0 |
+ |
+/* UDataInfo cf. udata.h */ |
+static const UDataInfo dataInfo={ |
+ sizeof(UDataInfo), |
+ 0, |
+ |
+ U_IS_BIG_ENDIAN, |
+ U_CHARSET_FAMILY, |
+ sizeof(UChar), |
+ 0, |
+ |
+ {0x43, 0x76, 0x41, 0x6c}, /* dataFormat="CvAl" */ |
+ {3, 0, 1, 0}, /* formatVersion */ |
+ {1, 4, 2, 0} /* dataVersion */ |
+}; |
+ |
+typedef struct { |
+ char *store; |
+ uint32_t top; |
+ uint32_t max; |
+} StringBlock; |
+ |
+static char stringStore[STRING_STORE_SIZE]; |
+static StringBlock stringBlock = { stringStore, 0, STRING_STORE_SIZE }; |
+ |
+typedef struct { |
+ uint16_t aliasCount; |
+ uint16_t *aliases; /* Index into stringStore */ |
+} AliasList; |
+ |
+typedef struct { |
+ uint16_t converter; /* Index into stringStore */ |
+ uint16_t totalAliasCount; /* Total aliases in this column */ |
+} Converter; |
+ |
+static Converter converters[MAX_CONV_COUNT]; |
+static uint16_t converterCount=0; |
+ |
+static char tagStore[TAG_STORE_SIZE]; |
+static StringBlock tagBlock = { tagStore, 0, TAG_STORE_SIZE }; |
+ |
+typedef struct { |
+ uint16_t tag; /* Index into tagStore */ |
+ uint16_t totalAliasCount; /* Total aliases in this row */ |
+ AliasList aliasList[MAX_CONV_COUNT]; |
+} Tag; |
+ |
+/* Think of this as a 3D array. It's tagCount by converterCount by aliasCount */ |
+static Tag tags[MAX_TAG_COUNT]; |
+static uint16_t tagCount = 0; |
+ |
+/* Used for storing all aliases */ |
+static uint16_t knownAliases[MAX_ALIAS_COUNT]; |
+static uint16_t knownAliasesCount = 0; |
+/*static uint16_t duplicateKnownAliasesCount = 0;*/ |
+ |
+/* Used for storing the lists section that point to aliases */ |
+static uint16_t aliasLists[MAX_LIST_SIZE]; |
+static uint16_t aliasListsSize = 0; |
+ |
+/* Were the standard tags declared before the aliases. */ |
+static UBool standardTagsUsed = FALSE; |
+static UBool verbose = FALSE; |
+static int lineNum = 1; |
+ |
+static UConverterAliasOptions tableOptions = { |
+ UCNV_IO_STD_NORMALIZED, |
+ 1 /* containsCnvOptionInfo */ |
+}; |
+ |
+ |
+/** |
+ * path to convrtrs.txt |
+ */ |
+const char *path; |
+ |
+/* prototypes --------------------------------------------------------------- */ |
+ |
+static void |
+parseLine(const char *line); |
+ |
+static void |
+parseFile(FileStream *in); |
+ |
+static int32_t |
+chomp(char *line); |
+ |
+static void |
+addOfficialTaggedStandards(char *line, int32_t lineLen); |
+ |
+static uint16_t |
+addAlias(const char *alias, uint16_t standard, uint16_t converter, UBool defaultName); |
+ |
+static uint16_t |
+addConverter(const char *converter); |
+ |
+static char * |
+allocString(StringBlock *block, const char *s, int32_t length); |
+ |
+static uint16_t |
+addToKnownAliases(const char *alias); |
+ |
+static int |
+compareAliases(const void *alias1, const void *alias2); |
+ |
+static uint16_t |
+getTagNumber(const char *tag, uint16_t tagLen); |
+ |
+/*static void |
+addTaggedAlias(uint16_t tag, const char *alias, uint16_t converter);*/ |
+ |
+static void |
+writeAliasTable(UNewDataMemory *out); |
+ |
+/* -------------------------------------------------------------------------- */ |
+ |
+/* Presumes that you used allocString() */ |
+#define GET_ALIAS_STR(index) (stringStore + ((size_t)(index) << 1)) |
+#define GET_TAG_STR(index) (tagStore + ((size_t)(index) << 1)) |
+ |
+/* Presumes that you used allocString() */ |
+#define GET_ALIAS_NUM(str) ((uint16_t)((str - stringStore) >> 1)) |
+#define GET_TAG_NUM(str) ((uint16_t)((str - tagStore) >> 1)) |
+ |
+enum |
+{ |
+ HELP1, |
+ HELP2, |
+ VERBOSE, |
+ COPYRIGHT, |
+ DESTDIR, |
+ SOURCEDIR |
+}; |
+ |
+static UOption options[]={ |
+ UOPTION_HELP_H, |
+ UOPTION_HELP_QUESTION_MARK, |
+ UOPTION_VERBOSE, |
+ UOPTION_COPYRIGHT, |
+ UOPTION_DESTDIR, |
+ UOPTION_SOURCEDIR |
+}; |
+ |
+extern int |
+main(int argc, char* argv[]) { |
+ char pathBuf[512]; |
+ FileStream *in; |
+ UNewDataMemory *out; |
+ UErrorCode errorCode=U_ZERO_ERROR; |
+ |
+ U_MAIN_INIT_ARGS(argc, argv); |
+ |
+ /* preset then read command line options */ |
+ options[DESTDIR].value=options[SOURCEDIR].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[HELP1].doesOccur || options[HELP2].doesOccur) { |
+ fprintf(stderr, |
+ "usage: %s [-options] [convrtrs.txt]\n" |
+ "\tread convrtrs.txt and create " U_ICUDATA_NAME "_" DATA_NAME "." DATA_TYPE "\n" |
+ "options:\n" |
+ "\t-h or -? or --help this usage text\n" |
+ "\t-v or --verbose prints out extra information about the alias table\n" |
+ "\t-c or --copyright include a copyright notice\n" |
+ "\t-d or --destdir destination directory, followed by the path\n" |
+ "\t-s or --sourcedir source directory, followed by the path\n", |
+ argv[0]); |
+ return argc<0 ? U_ILLEGAL_ARGUMENT_ERROR : U_ZERO_ERROR; |
+ } |
+ |
+ if(options[VERBOSE].doesOccur) { |
+ verbose = TRUE; |
+ } |
+ |
+ if(argc>=2) { |
+ path=argv[1]; |
+ } else { |
+ path=options[SOURCEDIR].value; |
+ if(path!=NULL && *path!=0) { |
+ char *end; |
+ |
+ uprv_strcpy(pathBuf, path); |
+ end = uprv_strchr(pathBuf, 0); |
+ if(*(end-1)!=U_FILE_SEP_CHAR) { |
+ *(end++)=U_FILE_SEP_CHAR; |
+ } |
+ uprv_strcpy(end, "convrtrs.txt"); |
+ path=pathBuf; |
+ } else { |
+ path = "convrtrs.txt"; |
+ } |
+ } |
+ |
+ uprv_memset(stringStore, 0, sizeof(stringStore)); |
+ uprv_memset(tagStore, 0, sizeof(tagStore)); |
+ uprv_memset(converters, 0, sizeof(converters)); |
+ uprv_memset(tags, 0, sizeof(tags)); |
+ uprv_memset(aliasLists, 0, sizeof(aliasLists)); |
+ uprv_memset(knownAliases, 0, sizeof(aliasLists)); |
+ |
+ |
+ in=T_FileStream_open(path, "r"); |
+ if(in==NULL) { |
+ fprintf(stderr, "gencnval: unable to open input file %s\n", path); |
+ exit(U_FILE_ACCESS_ERROR); |
+ } |
+ parseFile(in); |
+ T_FileStream_close(in); |
+ |
+ /* create the output file */ |
+ out=udata_create(options[DESTDIR].value, DATA_TYPE, DATA_NAME, &dataInfo, |
+ options[COPYRIGHT].doesOccur ? U_COPYRIGHT_STRING : NULL, &errorCode); |
+ if(U_FAILURE(errorCode)) { |
+ fprintf(stderr, "gencnval: unable to open output file - error %s\n", u_errorName(errorCode)); |
+ exit(errorCode); |
+ } |
+ |
+ /* write the table of aliases based on a tag/converter name combination */ |
+ writeAliasTable(out); |
+ |
+ /* finish */ |
+ udata_finish(out, &errorCode); |
+ if(U_FAILURE(errorCode)) { |
+ fprintf(stderr, "gencnval: error finishing output file - %s\n", u_errorName(errorCode)); |
+ exit(errorCode); |
+ } |
+ |
+ return 0; |
+} |
+ |
+static void |
+parseFile(FileStream *in) { |
+ char line[MAX_LINE_SIZE]; |
+ char lastLine[MAX_LINE_SIZE]; |
+ int32_t lineSize = 0; |
+ int32_t lastLineSize = 0; |
+ UBool validParse = TRUE; |
+ |
+ lineNum = 0; |
+ |
+ /* Add the empty tag, which is for untagged aliases */ |
+ getTagNumber("", 0); |
+ getTagNumber(ALL_TAG_STR, 3); |
+ allocString(&stringBlock, "", 0); |
+ |
+ /* read the list of aliases */ |
+ while (validParse) { |
+ validParse = FALSE; |
+ |
+ /* Read non-empty lines that don't start with a space character. */ |
+ while (T_FileStream_readLine(in, lastLine, MAX_LINE_SIZE) != NULL) { |
+ lastLineSize = chomp(lastLine); |
+ if (lineSize == 0 || (lastLineSize > 0 && isspace(*lastLine))) { |
+ uprv_strcpy(line + lineSize, lastLine); |
+ lineSize += lastLineSize; |
+ } else if (lineSize > 0) { |
+ validParse = TRUE; |
+ break; |
+ } |
+ lineNum++; |
+ } |
+ |
+ if (validParse || lineSize > 0) { |
+ if (isspace(*line)) { |
+ fprintf(stderr, "%s:%d: error: cannot start an alias with a space\n", path, lineNum-1); |
+ exit(U_PARSE_ERROR); |
+ } else if (line[0] == '{') { |
+ if (!standardTagsUsed && line[lineSize - 1] != '}') { |
+ fprintf(stderr, "%s:%d: error: alias needs to start with a converter name\n", path, lineNum); |
+ exit(U_PARSE_ERROR); |
+ } |
+ addOfficialTaggedStandards(line, lineSize); |
+ standardTagsUsed = TRUE; |
+ } else { |
+ if (standardTagsUsed) { |
+ parseLine(line); |
+ } |
+ else { |
+ fprintf(stderr, "%s:%d: error: alias table needs to start a list of standard tags\n", path, lineNum); |
+ exit(U_PARSE_ERROR); |
+ } |
+ } |
+ /* Was the last line consumed */ |
+ if (lastLineSize > 0) { |
+ uprv_strcpy(line, lastLine); |
+ lineSize = lastLineSize; |
+ } |
+ else { |
+ lineSize = 0; |
+ } |
+ } |
+ lineNum++; |
+ } |
+} |
+ |
+/* This works almost like the Perl chomp. |
+ It removes the newlines, comments and trailing whitespace (not preceding whitespace). |
+*/ |
+static int32_t |
+chomp(char *line) { |
+ char *s = line; |
+ char *lastNonSpace = line; |
+ while(*s!=0) { |
+ /* truncate at a newline or a comment */ |
+ if(*s == '\r' || *s == '\n' || *s == '#') { |
+ *s = 0; |
+ break; |
+ } |
+ if (!isspace(*s)) { |
+ lastNonSpace = s; |
+ } |
+ ++s; |
+ } |
+ if (lastNonSpace++ > line) { |
+ *lastNonSpace = 0; |
+ s = lastNonSpace; |
+ } |
+ return (int32_t)(s - line); |
+} |
+ |
+static void |
+parseLine(const char *line) { |
+ uint16_t pos=0, start, limit, length, cnv; |
+ char *converter, *alias; |
+ |
+ /* skip leading white space */ |
+ /* There is no whitespace at the beginning anymore */ |
+/* while(line[pos]!=0 && isspace(line[pos])) { |
+ ++pos; |
+ } |
+*/ |
+ |
+ /* is there nothing on this line? */ |
+ if(line[pos]==0) { |
+ return; |
+ } |
+ |
+ /* get the converter name */ |
+ start=pos; |
+ while(line[pos]!=0 && !isspace(line[pos])) { |
+ ++pos; |
+ } |
+ limit=pos; |
+ |
+ /* store the converter name */ |
+ length=(uint16_t)(limit-start); |
+ converter=allocString(&stringBlock, line+start, length); |
+ |
+ /* add the converter to the converter table */ |
+ cnv=addConverter(converter); |
+ |
+ /* The name itself may be tagged, so let's added it to the aliases list properly */ |
+ pos = start; |
+ |
+ /* get all the real aliases */ |
+ for(;;) { |
+ |
+ /* skip white space */ |
+ while(line[pos]!=0 && isspace(line[pos])) { |
+ ++pos; |
+ } |
+ |
+ /* is there no more alias name on this line? */ |
+ if(line[pos]==0) { |
+ break; |
+ } |
+ |
+ /* get an alias name */ |
+ start=pos; |
+ while(line[pos]!=0 && line[pos]!='{' && !isspace(line[pos])) { |
+ ++pos; |
+ } |
+ limit=pos; |
+ |
+ /* store the alias name */ |
+ length=(uint16_t)(limit-start); |
+ if (start == 0) { |
+ /* add the converter as its own alias to the alias table */ |
+ alias = converter; |
+ addAlias(alias, ALL_TAG_NUM, cnv, TRUE); |
+ } |
+ else { |
+ alias=allocString(&stringBlock, line+start, length); |
+ addAlias(alias, ALL_TAG_NUM, cnv, FALSE); |
+ } |
+ addToKnownAliases(alias); |
+ |
+ /* add the alias/converter pair to the alias table */ |
+ /* addAlias(alias, 0, cnv, FALSE);*/ |
+ |
+ /* skip whitespace */ |
+ while (line[pos] && isspace(line[pos])) { |
+ ++pos; |
+ } |
+ |
+ /* handle tags if they are present */ |
+ if (line[pos] == '{') { |
+ ++pos; |
+ do { |
+ start = pos; |
+ while (line[pos] && line[pos] != '}' && !isspace( line[pos])) { |
+ ++pos; |
+ } |
+ limit = pos; |
+ |
+ if (start != limit) { |
+ /* add the tag to the tag table */ |
+ uint16_t tag = getTagNumber(line + start, (uint16_t)(limit - start)); |
+ addAlias(alias, tag, cnv, (UBool)(line[limit-1] == '*')); |
+ } |
+ |
+ while (line[pos] && isspace(line[pos])) { |
+ ++pos; |
+ } |
+ } while (line[pos] && line[pos] != '}'); |
+ |
+ if (line[pos] == '}') { |
+ ++pos; |
+ } else { |
+ fprintf(stderr, "%s:%d: Unterminated tag list\n", path, lineNum); |
+ exit(U_UNMATCHED_BRACES); |
+ } |
+ } else { |
+ addAlias(alias, EMPTY_TAG_NUM, cnv, (UBool)(tags[0].aliasList[cnv].aliasCount == 0)); |
+ } |
+ } |
+} |
+ |
+static uint16_t |
+getTagNumber(const char *tag, uint16_t tagLen) { |
+ char *atag; |
+ uint16_t t; |
+ UBool preferredName = ((tagLen > 0) ? (tag[tagLen - 1] == '*') : (FALSE)); |
+ |
+ if (tagCount >= MAX_TAG_COUNT) { |
+ fprintf(stderr, "%s:%d: too many tags\n", path, lineNum); |
+ exit(U_BUFFER_OVERFLOW_ERROR); |
+ } |
+ |
+ if (preferredName) { |
+/* puts(tag);*/ |
+ tagLen--; |
+ } |
+ |
+ for (t = 0; t < tagCount; ++t) { |
+ const char *currTag = GET_TAG_STR(tags[t].tag); |
+ if (uprv_strlen(currTag) == tagLen && !uprv_strnicmp(currTag, tag, tagLen)) { |
+ return t; |
+ } |
+ } |
+ |
+ /* we need to add this tag */ |
+ if (tagCount >= MAX_TAG_COUNT) { |
+ fprintf(stderr, "%s:%d: error: too many tags\n", path, lineNum); |
+ exit(U_BUFFER_OVERFLOW_ERROR); |
+ } |
+ |
+ /* allocate a new entry in the tag table */ |
+ atag = allocString(&tagBlock, tag, tagLen); |
+ |
+ if (standardTagsUsed) { |
+ fprintf(stderr, "%s:%d: error: Tag \"%s\" is not declared at the beginning of the alias table.\n", |
+ path, lineNum, atag); |
+ exit(1); |
+ } |
+ else if (tagLen > 0 && strcmp(tag, ALL_TAG_STR) != 0) { |
+ fprintf(stderr, "%s:%d: warning: Tag \"%s\" was added to the list of standards because it was not declared at beginning of the alias table.\n", |
+ path, lineNum, atag); |
+ } |
+ |
+ /* add the tag to the tag table */ |
+ tags[tagCount].tag = GET_TAG_NUM(atag); |
+ /* The aliasList should be set to 0's already */ |
+ |
+ return tagCount++; |
+} |
+ |
+/*static void |
+addTaggedAlias(uint16_t tag, const char *alias, uint16_t converter) { |
+ tags[tag].aliases[converter] = alias; |
+} |
+*/ |
+ |
+static void |
+addOfficialTaggedStandards(char *line, int32_t lineLen) { |
+ char *atag; |
+ char *endTagExp; |
+ char *tag; |
+ static const char WHITESPACE[] = " \t"; |
+ |
+ if (tagCount > UCNV_NUM_RESERVED_TAGS) { |
+ fprintf(stderr, "%s:%d: error: official tags already added\n", path, lineNum); |
+ exit(U_BUFFER_OVERFLOW_ERROR); |
+ } |
+ tag = strchr(line, '{'); |
+ if (tag == NULL) { |
+ /* Why were we called? */ |
+ fprintf(stderr, "%s:%d: error: Missing start of tag group\n", path, lineNum); |
+ exit(U_PARSE_ERROR); |
+ } |
+ tag++; |
+ endTagExp = strchr(tag, '}'); |
+ if (endTagExp == NULL) { |
+ fprintf(stderr, "%s:%d: error: Missing end of tag group\n", path, lineNum); |
+ exit(U_PARSE_ERROR); |
+ } |
+ endTagExp[0] = 0; |
+ |
+ tag = strtok(tag, WHITESPACE); |
+ while (tag != NULL) { |
+/* printf("Adding original tag \"%s\"\n", tag);*/ |
+ |
+ /* allocate a new entry in the tag table */ |
+ atag = allocString(&tagBlock, tag, -1); |
+ |
+ /* add the tag to the tag table */ |
+ tags[tagCount++].tag = (uint16_t)((atag - tagStore) >> 1); |
+ |
+ /* The aliasList should already be set to 0's */ |
+ |
+ /* Get next tag */ |
+ tag = strtok(NULL, WHITESPACE); |
+ } |
+} |
+ |
+static uint16_t |
+addToKnownAliases(const char *alias) { |
+/* uint32_t idx; */ |
+ /* strict matching */ |
+/* for (idx = 0; idx < knownAliasesCount; idx++) { |
+ uint16_t num = GET_ALIAS_NUM(alias); |
+ if (knownAliases[idx] != num |
+ && uprv_strcmp(alias, GET_ALIAS_STR(knownAliases[idx])) == 0) |
+ { |
+ fprintf(stderr, "%s:%d: warning: duplicate alias %s and %s found\n", path, |
+ lineNum, alias, GET_ALIAS_STR(knownAliases[idx])); |
+ duplicateKnownAliasesCount++; |
+ break; |
+ } |
+ else if (knownAliases[idx] != num |
+ && ucnv_compareNames(alias, GET_ALIAS_STR(knownAliases[idx])) == 0) |
+ { |
+ if (verbose) { |
+ fprintf(stderr, "%s:%d: information: duplicate alias %s and %s found\n", path, |
+ lineNum, alias, GET_ALIAS_STR(knownAliases[idx])); |
+ } |
+ duplicateKnownAliasesCount++; |
+ break; |
+ } |
+ } |
+*/ |
+ if (knownAliasesCount >= MAX_ALIAS_COUNT) { |
+ fprintf(stderr, "%s:%d: warning: Too many aliases defined for all converters\n", |
+ path, lineNum); |
+ exit(U_BUFFER_OVERFLOW_ERROR); |
+ } |
+ /* TODO: We could try to unlist exact duplicates. */ |
+ return knownAliases[knownAliasesCount++] = GET_ALIAS_NUM(alias); |
+} |
+ |
+/* |
+@param standard When standard is 0, then it's the "empty" tag. |
+*/ |
+static uint16_t |
+addAlias(const char *alias, uint16_t standard, uint16_t converter, UBool defaultName) { |
+ uint32_t idx, idx2; |
+ UBool dupFound = FALSE; |
+ UBool startEmptyWithoutDefault = FALSE; |
+ AliasList *aliasList; |
+ |
+ if(standard>=MAX_TAG_COUNT) { |
+ fprintf(stderr, "%s:%d: error: too many standard tags\n", path, lineNum); |
+ exit(U_BUFFER_OVERFLOW_ERROR); |
+ } |
+ if(converter>=MAX_CONV_COUNT) { |
+ fprintf(stderr, "%s:%d: error: too many converter names\n", path, lineNum); |
+ exit(U_BUFFER_OVERFLOW_ERROR); |
+ } |
+ aliasList = &tags[standard].aliasList[converter]; |
+ |
+ if (strchr(alias, '}')) { |
+ fprintf(stderr, "%s:%d: error: unmatched } found\n", path, |
+ lineNum); |
+ } |
+ |
+ if(aliasList->aliasCount + 1 >= MAX_TC_ALIAS_COUNT) { |
+ fprintf(stderr, "%s:%d: error: too many aliases for alias %s and converter %s\n", path, |
+ lineNum, alias, GET_ALIAS_STR(converters[converter].converter)); |
+ exit(U_BUFFER_OVERFLOW_ERROR); |
+ } |
+ |
+ /* Show this warning only once. All aliases are added to the "ALL" tag. */ |
+ if (standard == ALL_TAG_NUM && GET_ALIAS_STR(converters[converter].converter) != alias) { |
+ /* Normally these option values are parsed at runtime, and they can |
+ be discarded when the alias is a default converter. Options should |
+ only be on a converter and not an alias. */ |
+ if (uprv_strchr(alias, UCNV_OPTION_SEP_CHAR) != 0) |
+ { |
+ fprintf(stderr, "warning(line %d): alias %s contains a \""UCNV_OPTION_SEP_STRING"\". Options are parsed at run-time and do not need to be in the alias table.\n", |
+ lineNum, alias); |
+ } |
+ if (uprv_strchr(alias, UCNV_VALUE_SEP_CHAR) != 0) |
+ { |
+ fprintf(stderr, "warning(line %d): alias %s contains an \""UCNV_VALUE_SEP_STRING"\". Options are parsed at run-time and do not need to be in the alias table.\n", |
+ lineNum, alias); |
+ } |
+ } |
+ |
+ if (standard != ALL_TAG_NUM) { |
+ /* Check for duplicate aliases for this tag on all converters */ |
+ for (idx = 0; idx < converterCount; idx++) { |
+ for (idx2 = 0; idx2 < tags[standard].aliasList[idx].aliasCount; idx2++) { |
+ uint16_t aliasNum = tags[standard].aliasList[idx].aliases[idx2]; |
+ if (aliasNum |
+ && ucnv_compareNames(alias, GET_ALIAS_STR(aliasNum)) == 0) |
+ { |
+ if (idx == converter) { |
+ /* |
+ * (alias, standard) duplicates are harmless if they map to the same converter. |
+ * Only print a warning in verbose mode, or if the alias is a precise duplicate, |
+ * not just a lenient-match duplicate. |
+ */ |
+ if (verbose || 0 == uprv_strcmp(alias, GET_ALIAS_STR(aliasNum))) { |
+ fprintf(stderr, "%s:%d: warning: duplicate aliases %s and %s found for standard %s and converter %s\n", path, |
+ lineNum, alias, GET_ALIAS_STR(aliasNum), |
+ GET_TAG_STR(tags[standard].tag), |
+ GET_ALIAS_STR(converters[converter].converter)); |
+ } |
+ } else { |
+ fprintf(stderr, "%s:%d: warning: duplicate aliases %s and %s found for standard tag %s between converter %s and converter %s\n", path, |
+ lineNum, alias, GET_ALIAS_STR(aliasNum), |
+ GET_TAG_STR(tags[standard].tag), |
+ GET_ALIAS_STR(converters[converter].converter), |
+ GET_ALIAS_STR(converters[idx].converter)); |
+ } |
+ dupFound = TRUE; |
+ break; |
+ } |
+ } |
+ } |
+ |
+ /* Check for duplicate default aliases for this converter on all tags */ |
+ /* It's okay to have multiple standards prefer the same name */ |
+/* if (verbose && !dupFound) { |
+ for (idx = 0; idx < tagCount; idx++) { |
+ if (tags[idx].aliasList[converter].aliases) { |
+ uint16_t aliasNum = tags[idx].aliasList[converter].aliases[0]; |
+ if (aliasNum |
+ && ucnv_compareNames(alias, GET_ALIAS_STR(aliasNum)) == 0) |
+ { |
+ fprintf(stderr, "%s:%d: warning: duplicate alias %s found for converter %s and standard tag %s\n", path, |
+ lineNum, alias, GET_ALIAS_STR(converters[converter].converter), GET_TAG_STR(tags[standard].tag)); |
+ break; |
+ } |
+ } |
+ } |
+ }*/ |
+ } |
+ |
+ if (aliasList->aliasCount <= 0) { |
+ aliasList->aliasCount++; |
+ startEmptyWithoutDefault = TRUE; |
+ } |
+ aliasList->aliases = (uint16_t *)uprv_realloc(aliasList->aliases, (aliasList->aliasCount + 1) * sizeof(aliasList->aliases[0])); |
+ if (startEmptyWithoutDefault) { |
+ aliasList->aliases[0] = 0; |
+ } |
+ if (defaultName) { |
+ if (aliasList->aliases[0] != 0) { |
+ fprintf(stderr, "%s:%d: error: Alias %s and %s cannot both be the default alias for standard tag %s and converter %s\n", path, |
+ lineNum, |
+ alias, |
+ GET_ALIAS_STR(aliasList->aliases[0]), |
+ GET_TAG_STR(tags[standard].tag), |
+ GET_ALIAS_STR(converters[converter].converter)); |
+ exit(U_PARSE_ERROR); |
+ } |
+ aliasList->aliases[0] = GET_ALIAS_NUM(alias); |
+ } else { |
+ aliasList->aliases[aliasList->aliasCount++] = GET_ALIAS_NUM(alias); |
+ } |
+/* aliasList->converter = converter;*/ |
+ |
+ converters[converter].totalAliasCount++; /* One more to the column */ |
+ tags[standard].totalAliasCount++; /* One more to the row */ |
+ |
+ return aliasList->aliasCount; |
+} |
+ |
+static uint16_t |
+addConverter(const char *converter) { |
+ uint32_t idx; |
+ if(converterCount>=MAX_CONV_COUNT) { |
+ fprintf(stderr, "%s:%d: error: too many converters\n", path, lineNum); |
+ exit(U_BUFFER_OVERFLOW_ERROR); |
+ } |
+ |
+ for (idx = 0; idx < converterCount; idx++) { |
+ if (ucnv_compareNames(converter, GET_ALIAS_STR(converters[idx].converter)) == 0) { |
+ fprintf(stderr, "%s:%d: error: duplicate converter %s found!\n", path, lineNum, converter); |
+ exit(U_PARSE_ERROR); |
+ break; |
+ } |
+ } |
+ |
+ converters[converterCount].converter = GET_ALIAS_NUM(converter); |
+ converters[converterCount].totalAliasCount = 0; |
+ |
+ return converterCount++; |
+} |
+ |
+/* resolve this alias based on the prioritization of the standard tags. */ |
+static void |
+resolveAliasToConverter(uint16_t alias, uint16_t *tagNum, uint16_t *converterNum) { |
+ uint16_t idx, idx2, idx3; |
+ |
+ for (idx = UCNV_NUM_RESERVED_TAGS; idx < tagCount; idx++) { |
+ for (idx2 = 0; idx2 < converterCount; idx2++) { |
+ for (idx3 = 0; idx3 < tags[idx].aliasList[idx2].aliasCount; idx3++) { |
+ uint16_t aliasNum = tags[idx].aliasList[idx2].aliases[idx3]; |
+ if (aliasNum == alias) { |
+ *tagNum = idx; |
+ *converterNum = idx2; |
+ return; |
+ } |
+ } |
+ } |
+ } |
+ /* Do the leftovers last, just in case */ |
+ /* There is no need to do the ALL tag */ |
+ idx = 0; |
+ for (idx2 = 0; idx2 < converterCount; idx2++) { |
+ for (idx3 = 0; idx3 < tags[idx].aliasList[idx2].aliasCount; idx3++) { |
+ uint16_t aliasNum = tags[idx].aliasList[idx2].aliases[idx3]; |
+ if (aliasNum == alias) { |
+ *tagNum = idx; |
+ *converterNum = idx2; |
+ return; |
+ } |
+ } |
+ } |
+ *tagNum = UINT16_MAX; |
+ *converterNum = UINT16_MAX; |
+ fprintf(stderr, "%s: warning: alias %s not found\n", |
+ path, |
+ GET_ALIAS_STR(alias)); |
+ return; |
+} |
+ |
+/* The knownAliases should be sorted before calling this function */ |
+static uint32_t |
+resolveAliases(uint16_t *uniqueAliasArr, uint16_t *uniqueAliasToConverterArr, uint16_t aliasOffset) { |
+ uint32_t uniqueAliasIdx = 0; |
+ uint32_t idx; |
+ uint16_t currTagNum, oldTagNum; |
+ uint16_t currConvNum, oldConvNum; |
+ const char *lastName; |
+ |
+ resolveAliasToConverter(knownAliases[0], &oldTagNum, &currConvNum); |
+ uniqueAliasToConverterArr[uniqueAliasIdx] = currConvNum; |
+ oldConvNum = currConvNum; |
+ uniqueAliasArr[uniqueAliasIdx] = knownAliases[0] + aliasOffset; |
+ uniqueAliasIdx++; |
+ lastName = GET_ALIAS_STR(knownAliases[0]); |
+ |
+ for (idx = 1; idx < knownAliasesCount; idx++) { |
+ resolveAliasToConverter(knownAliases[idx], &currTagNum, &currConvNum); |
+ if (ucnv_compareNames(lastName, GET_ALIAS_STR(knownAliases[idx])) == 0) { |
+ /* duplicate found */ |
+ if ((currTagNum < oldTagNum && currTagNum >= UCNV_NUM_RESERVED_TAGS) |
+ || oldTagNum == 0) { |
+ oldTagNum = currTagNum; |
+ uniqueAliasToConverterArr[uniqueAliasIdx - 1] = currConvNum; |
+ uniqueAliasArr[uniqueAliasIdx - 1] = knownAliases[idx] + aliasOffset; |
+ if (verbose) { |
+ printf("using %s instead of %s -> %s", |
+ GET_ALIAS_STR(knownAliases[idx]), |
+ lastName, |
+ GET_ALIAS_STR(converters[currConvNum].converter)); |
+ if (oldConvNum != currConvNum) { |
+ printf(" (alias conflict)"); |
+ } |
+ puts(""); |
+ } |
+ } |
+ else { |
+ /* else ignore it */ |
+ if (verbose) { |
+ printf("folding %s into %s -> %s", |
+ GET_ALIAS_STR(knownAliases[idx]), |
+ lastName, |
+ GET_ALIAS_STR(converters[oldConvNum].converter)); |
+ if (oldConvNum != currConvNum) { |
+ printf(" (alias conflict)"); |
+ } |
+ puts(""); |
+ } |
+ } |
+ if (oldConvNum != currConvNum) { |
+ uniqueAliasToConverterArr[uniqueAliasIdx - 1] |= UCNV_AMBIGUOUS_ALIAS_MAP_BIT; |
+ } |
+ } |
+ else { |
+ uniqueAliasToConverterArr[uniqueAliasIdx] = currConvNum; |
+ oldConvNum = currConvNum; |
+ uniqueAliasArr[uniqueAliasIdx] = knownAliases[idx] + aliasOffset; |
+ uniqueAliasIdx++; |
+ lastName = GET_ALIAS_STR(knownAliases[idx]); |
+ oldTagNum = currTagNum; |
+ /*printf("%s -> %s\n", GET_ALIAS_STR(knownAliases[idx]), GET_ALIAS_STR(converters[currConvNum].converter));*/ |
+ } |
+ if (uprv_strchr(GET_ALIAS_STR(converters[currConvNum].converter), UCNV_OPTION_SEP_CHAR) != NULL) { |
+ uniqueAliasToConverterArr[uniqueAliasIdx-1] |= UCNV_CONTAINS_OPTION_BIT; |
+ } |
+ } |
+ return uniqueAliasIdx; |
+} |
+ |
+static void |
+createOneAliasList(uint16_t *aliasArrLists, uint32_t tag, uint32_t converter, uint16_t offset) { |
+ uint32_t aliasNum; |
+ AliasList *aliasList = &tags[tag].aliasList[converter]; |
+ |
+ if (aliasList->aliasCount == 0) { |
+ aliasArrLists[tag*converterCount + converter] = 0; |
+ } |
+ else { |
+ aliasLists[aliasListsSize++] = aliasList->aliasCount; |
+ |
+ /* write into the array area a 1's based index. */ |
+ aliasArrLists[tag*converterCount + converter] = aliasListsSize; |
+ |
+/* printf("tag %s converter %s\n", |
+ GET_TAG_STR(tags[tag].tag), |
+ GET_ALIAS_STR(converters[converter].converter));*/ |
+ for (aliasNum = 0; aliasNum < aliasList->aliasCount; aliasNum++) { |
+ uint16_t value; |
+/* printf(" %s\n", |
+ GET_ALIAS_STR(aliasList->aliases[aliasNum]));*/ |
+ if (aliasList->aliases[aliasNum]) { |
+ value = aliasList->aliases[aliasNum] + offset; |
+ } else { |
+ value = 0; |
+ if (tag != 0) { /* Only show the warning when it's not the leftover tag. */ |
+ fprintf(stderr, "%s: warning: tag %s does not have a default alias for %s\n", |
+ path, |
+ GET_TAG_STR(tags[tag].tag), |
+ GET_ALIAS_STR(converters[converter].converter)); |
+ } |
+ } |
+ aliasLists[aliasListsSize++] = value; |
+ if (aliasListsSize >= MAX_LIST_SIZE) { |
+ fprintf(stderr, "%s: error: Too many alias lists\n", path); |
+ exit(U_BUFFER_OVERFLOW_ERROR); |
+ } |
+ |
+ } |
+ } |
+} |
+ |
+static void |
+createNormalizedAliasStrings(char *normalizedStrings, const char *origStringBlock, int32_t stringBlockLength) { |
+ int32_t currStrLen; |
+ uprv_memcpy(normalizedStrings, origStringBlock, stringBlockLength); |
+ while ((currStrLen = (int32_t)uprv_strlen(origStringBlock)) < stringBlockLength) { |
+ int32_t currStrSize = currStrLen + 1; |
+ if (currStrLen > 0) { |
+ int32_t normStrLen; |
+ ucnv_io_stripForCompare(normalizedStrings, origStringBlock); |
+ normStrLen = uprv_strlen(normalizedStrings); |
+ if (normStrLen > 0) { |
+ uprv_memset(normalizedStrings + normStrLen, 0, currStrSize - normStrLen); |
+ } |
+ } |
+ stringBlockLength -= currStrSize; |
+ normalizedStrings += currStrSize; |
+ origStringBlock += currStrSize; |
+ } |
+} |
+ |
+static void |
+writeAliasTable(UNewDataMemory *out) { |
+ uint32_t i, j; |
+ uint32_t uniqueAliasesSize; |
+ uint16_t aliasOffset = (uint16_t)(tagBlock.top/sizeof(uint16_t)); |
+ uint16_t *aliasArrLists = (uint16_t *)uprv_malloc(tagCount * converterCount * sizeof(uint16_t)); |
+ uint16_t *uniqueAliases = (uint16_t *)uprv_malloc(knownAliasesCount * sizeof(uint16_t)); |
+ uint16_t *uniqueAliasesToConverter = (uint16_t *)uprv_malloc(knownAliasesCount * sizeof(uint16_t)); |
+ |
+ qsort(knownAliases, knownAliasesCount, sizeof(knownAliases[0]), compareAliases); |
+ uniqueAliasesSize = resolveAliases(uniqueAliases, uniqueAliasesToConverter, aliasOffset); |
+ |
+ /* Array index starts at 1. aliasLists[0] is the size of the lists section. */ |
+ aliasListsSize = 0; |
+ |
+ /* write the offsets of all the aliases lists in a 2D array, and create the lists. */ |
+ for (i = 0; i < tagCount; ++i) { |
+ for (j = 0; j < converterCount; ++j) { |
+ createOneAliasList(aliasArrLists, i, j, aliasOffset); |
+ } |
+ } |
+ |
+ /* Write the size of the TOC */ |
+ if (tableOptions.stringNormalizationType == UCNV_IO_UNNORMALIZED) { |
+ udata_write32(out, 8); |
+ } |
+ else { |
+ udata_write32(out, 9); |
+ } |
+ |
+ /* Write the sizes of each section */ |
+ /* All sizes are the number of uint16_t units, not bytes */ |
+ udata_write32(out, converterCount); |
+ udata_write32(out, tagCount); |
+ udata_write32(out, uniqueAliasesSize); /* list of aliases */ |
+ udata_write32(out, uniqueAliasesSize); /* The preresolved form of mapping an untagged the alias to a converter */ |
+ udata_write32(out, tagCount * converterCount); |
+ udata_write32(out, aliasListsSize + 1); |
+ udata_write32(out, sizeof(tableOptions) / sizeof(uint16_t)); |
+ udata_write32(out, (tagBlock.top + stringBlock.top) / sizeof(uint16_t)); |
+ if (tableOptions.stringNormalizationType != UCNV_IO_UNNORMALIZED) { |
+ udata_write32(out, (tagBlock.top + stringBlock.top) / sizeof(uint16_t)); |
+ } |
+ |
+ /* write the table of converters */ |
+ /* Think of this as the column headers */ |
+ for(i=0; i<converterCount; ++i) { |
+ udata_write16(out, (uint16_t)(converters[i].converter + aliasOffset)); |
+ } |
+ |
+ /* write the table of tags */ |
+ /* Think of this as the row headers */ |
+ for(i=UCNV_NUM_RESERVED_TAGS; i<tagCount; ++i) { |
+ udata_write16(out, tags[i].tag); |
+ } |
+ /* The empty tag is considered the leftover list, and put that at the end of the priority list. */ |
+ udata_write16(out, tags[EMPTY_TAG_NUM].tag); |
+ udata_write16(out, tags[ALL_TAG_NUM].tag); |
+ |
+ /* Write the unique list of aliases */ |
+ udata_writeBlock(out, uniqueAliases, uniqueAliasesSize * sizeof(uint16_t)); |
+ |
+ /* Write the unique list of aliases */ |
+ udata_writeBlock(out, uniqueAliasesToConverter, uniqueAliasesSize * sizeof(uint16_t)); |
+ |
+ /* Write the array to the lists */ |
+ udata_writeBlock(out, (const void *)(aliasArrLists + (2*converterCount)), (((tagCount - 2) * converterCount) * sizeof(uint16_t))); |
+ /* Now write the leftover part of the array for the EMPTY and ALL lists */ |
+ udata_writeBlock(out, (const void *)aliasArrLists, (2 * converterCount * sizeof(uint16_t))); |
+ |
+ /* Offset the next array to make the index start at 1. */ |
+ udata_write16(out, 0xDEAD); |
+ |
+ /* Write the lists */ |
+ udata_writeBlock(out, (const void *)aliasLists, aliasListsSize * sizeof(uint16_t)); |
+ |
+ /* Write any options for the alias table. */ |
+ udata_writeBlock(out, (const void *)&tableOptions, sizeof(tableOptions)); |
+ |
+ /* write the tags strings */ |
+ udata_writeString(out, tagBlock.store, tagBlock.top); |
+ |
+ /* write the aliases strings */ |
+ udata_writeString(out, stringBlock.store, stringBlock.top); |
+ |
+ /* write the normalized aliases strings */ |
+ if (tableOptions.stringNormalizationType != UCNV_IO_UNNORMALIZED) { |
+ char *normalizedStrings = (char *)uprv_malloc(tagBlock.top + stringBlock.top); |
+ createNormalizedAliasStrings(normalizedStrings, tagBlock.store, tagBlock.top); |
+ createNormalizedAliasStrings(normalizedStrings + tagBlock.top, stringBlock.store, stringBlock.top); |
+ |
+ /* Write out the complete normalized array. */ |
+ udata_writeString(out, normalizedStrings, tagBlock.top + stringBlock.top); |
+ uprv_free(normalizedStrings); |
+ } |
+ |
+ uprv_free(aliasArrLists); |
+ uprv_free(uniqueAliases); |
+} |
+ |
+static char * |
+allocString(StringBlock *block, const char *s, int32_t length) { |
+ uint32_t top; |
+ char *p; |
+ |
+ if(length<0) { |
+ length=(int32_t)uprv_strlen(s); |
+ } |
+ |
+ /* |
+ * add 1 for the terminating NUL |
+ * and round up (+1 &~1) |
+ * to keep the addresses on a 16-bit boundary |
+ */ |
+ top=block->top + (uint32_t)((length + 1 + 1) & ~1); |
+ |
+ if(top >= block->max) { |
+ fprintf(stderr, "%s:%d: error: out of memory\n", path, lineNum); |
+ exit(U_MEMORY_ALLOCATION_ERROR); |
+ } |
+ |
+ /* get the pointer and copy the string */ |
+ p = block->store + block->top; |
+ uprv_memcpy(p, s, length); |
+ p[length] = 0; /* NUL-terminate it */ |
+ if((length & 1) == 0) { |
+ p[length + 1] = 0; /* set the padding byte */ |
+ } |
+ |
+ /* check for invariant characters now that we have a NUL-terminated string for easy output */ |
+ if(!uprv_isInvariantString(p, length)) { |
+ fprintf(stderr, "%s:%d: error: the name %s contains not just invariant characters\n", path, lineNum, p); |
+ exit(U_INVALID_TABLE_FORMAT); |
+ } |
+ |
+ block->top = top; |
+ return p; |
+} |
+ |
+static int |
+compareAliases(const void *alias1, const void *alias2) { |
+ /* Names like IBM850 and ibm-850 need to be sorted together */ |
+ int result = ucnv_compareNames(GET_ALIAS_STR(*(uint16_t*)alias1), GET_ALIAS_STR(*(uint16_t*)alias2)); |
+ if (!result) { |
+ /* Sort the shortest first */ |
+ return (int)uprv_strlen(GET_ALIAS_STR(*(uint16_t*)alias1)) - (int)uprv_strlen(GET_ALIAS_STR(*(uint16_t*)alias2)); |
+ } |
+ return result; |
+} |
+ |
+/* |
+ * Hey, Emacs, please set the following: |
+ * |
+ * Local Variables: |
+ * indent-tabs-mode: nil |
+ * End: |
+ * |
+ */ |
+ |
Property changes on: icu46/source/tools/gencnval/gencnval.c |
___________________________________________________________________ |
Added: svn:eol-style |
+ LF |