753 lines
22 KiB
C
753 lines
22 KiB
C
/*
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********************************************************************************
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*
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* Copyright (C) 1998-2003, 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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*
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*
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* makeconv.c:
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* tool creating a binary (compressed) representation of the conversion mapping
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* table (IBM NLTC ucmap format).
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*
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* 05/04/2000 helena Added fallback mapping into the picture...
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* 06/29/2000 helena Major rewrite of the callback APIs.
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*/
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#include <stdio.h>
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#include "unicode/putil.h"
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#include "ucnv_io.h"
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#include "unicode/ucnv_err.h"
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#include "ucnv_bld.h"
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#include "ucnv_imp.h"
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#include "ucnv_cnv.h"
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#include "cstring.h"
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#include "cmemory.h"
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#include "filestrm.h"
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#include "toolutil.h"
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#include "uoptions.h"
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#include "unicode/udata.h"
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#include "unewdata.h"
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#include "uparse.h"
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#include "ucm.h"
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#include "makeconv.h"
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#include "genmbcs.h"
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#define DEBUG 0
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typedef struct ConvData {
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UCMFile *ucm;
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NewConverter *cnvData, *extData;
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UConverterSharedData sharedData;
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UConverterStaticData staticData;
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} ConvData;
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static void
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initConvData(ConvData *data) {
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uprv_memset(data, 0, sizeof(ConvData));
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data->sharedData.structSize=sizeof(UConverterSharedData);
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data->staticData.structSize=sizeof(UConverterStaticData);
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data->sharedData.staticData=&data->staticData;
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}
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static void
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cleanupConvData(ConvData *data) {
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if(data!=NULL) {
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if(data->cnvData!=NULL) {
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data->cnvData->close(data->cnvData);
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data->cnvData=NULL;
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}
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if(data->extData!=NULL) {
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data->extData->close(data->extData);
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data->extData=NULL;
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}
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ucm_close(data->ucm);
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data->ucm=NULL;
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}
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}
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/*
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* from ucnvstat.c - static prototypes of data-based converters
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*/
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extern const UConverterStaticData * ucnv_converterStaticData[UCNV_NUMBER_OF_SUPPORTED_CONVERTER_TYPES];
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/*
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* Global - verbosity
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*/
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UBool VERBOSE = FALSE;
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UBool TOUCHFILE = FALSE;
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static void
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createConverter(ConvData *data, const char* converterName, UErrorCode *pErrorCode);
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/*
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* Set up the UNewData and write the converter..
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*/
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static void
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writeConverterData(ConvData *data, const char *cnvName, const char *cnvDir, UErrorCode *status);
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UBool haveCopyright=TRUE;
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static UDataInfo dataInfo={
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sizeof(UDataInfo),
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0,
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U_IS_BIG_ENDIAN,
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U_CHARSET_FAMILY,
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sizeof(UChar),
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0,
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{0x63, 0x6e, 0x76, 0x74}, /* dataFormat="cnvt" */
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{6, 2, 0, 0}, /* formatVersion */
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{0, 0, 0, 0} /* dataVersion (calculated at runtime) */
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};
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static void
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writeConverterData(ConvData *data, const char *cnvName, const char *cnvDir, UErrorCode *status)
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{
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UNewDataMemory *mem = NULL;
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uint32_t sz2;
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uint32_t size = 0;
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int32_t tableType;
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if(U_FAILURE(*status))
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{
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return;
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}
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tableType=TABLE_NONE;
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if(data->cnvData!=NULL) {
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tableType|=TABLE_BASE;
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}
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if(data->extData!=NULL) {
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tableType|=TABLE_EXT;
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}
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mem = udata_create(cnvDir, "cnv", cnvName, &dataInfo, haveCopyright ? U_COPYRIGHT_STRING : NULL, status);
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if(U_FAILURE(*status))
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{
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fprintf(stderr, "Couldn't create the udata %s.%s: %s\n",
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cnvName,
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"cnv",
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u_errorName(*status));
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return;
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}
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if(VERBOSE)
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{
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fprintf(stderr, "- Opened udata %s.%s\n", cnvName, "cnv");
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}
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/* all read only, clean, platform independent data. Mmmm. :) */
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udata_writeBlock(mem, &data->staticData, sizeof(UConverterStaticData));
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size += sizeof(UConverterStaticData); /* Is 4-aligned - by size */
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/* Now, write the table */
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if(tableType&TABLE_BASE) {
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size += data->cnvData->write(data->cnvData, &data->staticData, mem, tableType);
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}
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if(tableType&TABLE_EXT) {
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size += data->extData->write(data->extData, &data->staticData, mem, tableType);
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}
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sz2 = udata_finish(mem, status);
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if(size != sz2)
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{
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fprintf(stderr, "error: wrote %d bytes to the .cnv file but counted %d bytes\n", sz2, size);
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*status=U_INTERNAL_PROGRAM_ERROR;
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}
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if(VERBOSE)
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{
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fprintf(stderr, "- Wrote %d bytes to the udata.\n", sz2);
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}
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}
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static UOption options[]={
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UOPTION_HELP_H, /* 0 Numbers for those who*/
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UOPTION_HELP_QUESTION_MARK, /* 1 can't count. */
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UOPTION_COPYRIGHT, /* 2 */
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UOPTION_VERSION, /* 3 */
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UOPTION_DESTDIR, /* 4 */
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UOPTION_VERBOSE, /* 5 */
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UOPTION_PACKAGE_NAME, /* 6 */
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UOPTION_DEF( "touchfile", 't', UOPT_NO_ARG) /* 7 */
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};
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int main(int argc, char* argv[])
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{
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ConvData data;
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UErrorCode err = U_ZERO_ERROR, localError;
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char outFileName[UCNV_MAX_FULL_FILE_NAME_LENGTH];
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char touchFileName[UCNV_MAX_FULL_FILE_NAME_LENGTH];
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const char* destdir, *arg;
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const char *pkgName = NULL;
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size_t destdirlen;
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char* dot = NULL, *outBasename;
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char cnvName[UCNV_MAX_FULL_FILE_NAME_LENGTH];
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char cnvNameWithPkg[UCNV_MAX_FULL_FILE_NAME_LENGTH];
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UVersionInfo icuVersion;
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err = U_ZERO_ERROR;
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U_MAIN_INIT_ARGS(argc, argv);
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/* Set up the ICU version number */
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u_getVersion(icuVersion);
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uprv_memcpy(&dataInfo.dataVersion, &icuVersion, sizeof(UVersionInfo));
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/* preset then read command line options */
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options[4].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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} else if(argc<2) {
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argc=-1;
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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] files...\n"
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"\tread .ucm codepage mapping files and write .cnv files\n"
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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 --version show a version message\n"
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"\t-c or --copyright include a copyright notice\n"
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"\t-d or --destdir destination directory, followed by the path\n"
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"\t-v or --verbose Turn on verbose output\n",
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argv[0]);
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fprintf(stderr,
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"\t-p or --pkgname sets the 'package' name for output files.\n"
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"\t If name is ICUDATA, then the default icu package\n"
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"\t name will be used.\n"
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"\t-t or --touchfile Generate additional small file without packagename, for nmake\n");
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return argc<0 ? U_ILLEGAL_ARGUMENT_ERROR : U_ZERO_ERROR;
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}
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if(options[3].doesOccur) {
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fprintf(stderr,"makeconv version %hu.%hu, ICU tool to read .ucm codepage mapping files and write .cnv files\n",
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dataInfo.formatVersion[0], dataInfo.formatVersion[1]);
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fprintf(stderr, "Copyright (C) 1998-2000, International Business Machines\n");
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fprintf(stderr,"Corporation and others. All Rights Reserved.\n");
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exit(0);
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}
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TOUCHFILE = options[7].doesOccur;
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if(!options[6].doesOccur)
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{
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fprintf(stderr, "%s : option -p (package name) is required.\n",
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argv[0]);
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exit(1);
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}
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else
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{
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pkgName =options[6].value;
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if(!strcmp(pkgName, "ICUDATA"))
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{
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pkgName = U_ICUDATA_NAME;
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}
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if(pkgName[0] == 0)
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{
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pkgName = NULL;
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if(TOUCHFILE)
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{
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fprintf(stderr, "%s: Don't use touchfile option with an empty packagename.\n",
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argv[0]);
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exit(1);
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}
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}
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}
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/* get the options values */
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haveCopyright = options[2].doesOccur;
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destdir = options[4].value;
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VERBOSE = options[5].doesOccur;
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if (destdir != NULL && *destdir != 0) {
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uprv_strcpy(outFileName, destdir);
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destdirlen = uprv_strlen(destdir);
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outBasename = outFileName + destdirlen;
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if (*(outBasename - 1) != U_FILE_SEP_CHAR) {
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*outBasename++ = U_FILE_SEP_CHAR;
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++destdirlen;
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}
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} else {
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destdirlen = 0;
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outBasename = outFileName;
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}
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#if DEBUG
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{
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int i;
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printf("makeconv: processing %d files...\n", argc - 1);
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for(i=1; i<argc; ++i) {
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printf("%s ", argv[i]);
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}
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printf("\n");
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fflush(stdout);
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}
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#endif
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err = U_ZERO_ERROR;
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for (++argv; --argc; ++argv)
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{
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arg = getLongPathname(*argv);
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/*produces the right destination path for display*/
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if (destdirlen != 0)
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{
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const char *basename;
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/* find the last file sepator */
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basename = findBasename(arg);
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uprv_strcpy(outBasename, basename);
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}
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else
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{
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uprv_strcpy(outFileName, arg);
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}
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/*removes the extension if any is found*/
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dot = uprv_strrchr(outBasename, '.');
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if (dot)
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{
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*dot = '\0';
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}
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/* the basename without extension is the converter name */
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uprv_strcpy(cnvName, outBasename);
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if(TOUCHFILE)
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{
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uprv_strcpy(touchFileName, outBasename);
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uprv_strcat(touchFileName, ".cnv");
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}
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if(pkgName != NULL)
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{
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/* changes both basename and filename */
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uprv_strcpy(outBasename, pkgName);
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uprv_strcat(outBasename, "_");
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uprv_strcat(outBasename, cnvName);
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}
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/*Adds the target extension*/
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uprv_strcat(outBasename, CONVERTER_FILE_EXTENSION);
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#if DEBUG
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printf("makeconv: processing %s ...\n", arg);
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fflush(stdout);
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#endif
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localError = U_ZERO_ERROR;
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initConvData(&data);
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createConverter(&data, arg, &localError);
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if (U_FAILURE(localError))
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{
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/* if an error is found, print out an error msg and keep going */
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fprintf(stderr, "Error creating converter for \"%s\" file for \"%s\" (%s)\n", outFileName, arg,
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u_errorName(localError));
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if(U_SUCCESS(err)) {
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err = localError;
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}
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}
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else
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{
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/* Make the static data name equal to the file name */
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if( /*VERBOSE && */ uprv_stricmp(cnvName,data.staticData.name))
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{
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fprintf(stderr, "Warning: %s%s claims to be '%s'\n",
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cnvName,
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CONVERTER_FILE_EXTENSION,
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data.staticData.name);
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}
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uprv_strcpy((char*)data.staticData.name, cnvName);
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if(!uprv_isInvariantString((char*)data.staticData.name, -1)) {
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fprintf(stderr,
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"Error: A converter name must contain only invariant characters.\n"
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"%s is not a valid converter name.\n",
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data.staticData.name);
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if(U_SUCCESS(err)) {
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err = U_INVALID_TABLE_FORMAT;
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}
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}
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if(pkgName == NULL)
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{
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uprv_strcpy(cnvNameWithPkg, cnvName);
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}
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else
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{
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uprv_strcpy(cnvNameWithPkg, pkgName);
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uprv_strcat(cnvNameWithPkg, "_");
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uprv_strcat(cnvNameWithPkg, cnvName);
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}
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localError = U_ZERO_ERROR;
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writeConverterData(&data, cnvNameWithPkg, destdir, &localError);
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if(TOUCHFILE)
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{
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FileStream *q;
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char msg[1024];
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sprintf(msg, "This empty file tells nmake that %s in package %s has been updated.\n",
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cnvName, pkgName);
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q = T_FileStream_open(touchFileName, "w");
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if(q == NULL)
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{
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fprintf(stderr, "Error writing touchfile \"%s\"\n", touchFileName);
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localError = U_FILE_ACCESS_ERROR;
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}
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else
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{
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T_FileStream_write(q, msg, uprv_strlen(msg));
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T_FileStream_close(q);
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}
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}
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if(U_FAILURE(localError))
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{
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/* if an error is found, print out an error msg and keep going*/
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fprintf(stderr, "Error writing \"%s\" file for \"%s\" (%s)\n", outFileName, arg,
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u_errorName(localError));
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if(U_SUCCESS(err)) {
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err = localError;
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}
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}
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else
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{
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puts(outFileName);
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}
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}
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fflush(stdout);
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fflush(stderr);
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cleanupConvData(&data);
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}
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return err;
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}
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static void
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getPlatformAndCCSIDFromName(const char *name, int8_t *pPlatform, int32_t *pCCSID) {
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if( (name[0]=='i' || name[0]=='I') &&
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(name[1]=='b' || name[1]=='B') &&
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(name[2]=='m' || name[2]=='M')
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) {
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name+=3;
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if(*name=='-') {
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++name;
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}
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*pPlatform=UCNV_IBM;
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*pCCSID=(int32_t)uprv_strtoul(name, NULL, 10);
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} else {
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*pPlatform=UCNV_UNKNOWN;
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*pCCSID=0;
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}
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}
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static void
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readHeader(ConvData *data,
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FileStream* convFile,
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const char* converterName,
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UErrorCode *pErrorCode) {
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char line[200];
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char *s, *key, *value;
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const UConverterStaticData *prototype;
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UConverterStaticData *staticData;
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if(U_FAILURE(*pErrorCode)) {
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return;
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}
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staticData=&data->staticData;
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staticData->platform=UCNV_IBM;
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staticData->subCharLen=0;
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while(T_FileStream_readLine(convFile, line, sizeof(line))) {
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/* basic parsing and handling of state-related items */
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if(ucm_parseHeaderLine(data->ucm, line, &key, &value)) {
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continue;
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}
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/* stop at the beginning of the mapping section */
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if(uprv_strcmp(line, "CHARMAP")==0) {
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break;
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}
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/* collect the information from the header field, ignore unknown keys */
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if(uprv_strcmp(key, "code_set_name")==0) {
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if(*value!=0) {
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uprv_strcpy((char *)staticData->name, value);
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getPlatformAndCCSIDFromName(value, &staticData->platform, &staticData->codepage);
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}
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} else if(uprv_strcmp(key, "subchar")==0) {
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uint8_t bytes[UCNV_EXT_MAX_BYTES];
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int8_t length;
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s=value;
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length=ucm_parseBytes(bytes, line, (const char **)&s);
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if(1<=length && length<=4 && *s==0) {
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staticData->subCharLen=length;
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uprv_memcpy(staticData->subChar, bytes, length);
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} else {
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fprintf(stderr, "error: illegal <subchar> %s\n", value);
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*pErrorCode=U_INVALID_TABLE_FORMAT;
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return;
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}
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} else if(uprv_strcmp(key, "subchar1")==0) {
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uint8_t bytes[UCNV_EXT_MAX_BYTES];
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s=value;
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if(1==ucm_parseBytes(bytes, line, &s) && *s==0) {
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staticData->subChar1=bytes[0];
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} else {
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fprintf(stderr, "error: illegal <subchar1> %s\n", value);
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*pErrorCode=U_INVALID_TABLE_FORMAT;
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return;
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}
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}
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}
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/* copy values from the UCMFile to the static data */
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staticData->maxBytesPerChar=(int8_t)data->ucm->states.maxCharLength;
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staticData->minBytesPerChar=(int8_t)data->ucm->states.minCharLength;
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staticData->conversionType=data->ucm->states.conversionType;
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/* ### TODO use UCNV_UNSUPPORTED_CONVERTER to indicate an extension-only file? */
|
|
|
|
if(staticData->conversionType==UCNV_UNSUPPORTED_CONVERTER) {
|
|
fprintf(stderr, "ucm error: missing conversion type (<uconv_class>)\n");
|
|
*pErrorCode=U_INVALID_TABLE_FORMAT;
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Now that we know the type, copy any 'default' values from the table.
|
|
* We need not check the type any further because the parser only
|
|
* recognizes what we have prototypes for.
|
|
*/
|
|
prototype=ucnv_converterStaticData[staticData->conversionType];
|
|
if(prototype!=NULL) {
|
|
if(staticData->name[0]==0) {
|
|
uprv_strcpy((char *)staticData->name, prototype->name);
|
|
}
|
|
|
|
if(staticData->codepage==0) {
|
|
staticData->codepage=prototype->codepage;
|
|
}
|
|
|
|
if(staticData->platform==0) {
|
|
staticData->platform=prototype->platform;
|
|
}
|
|
|
|
if(staticData->minBytesPerChar==0) {
|
|
staticData->minBytesPerChar=prototype->minBytesPerChar;
|
|
}
|
|
|
|
if(staticData->maxBytesPerChar==0) {
|
|
staticData->maxBytesPerChar=prototype->maxBytesPerChar;
|
|
}
|
|
|
|
if(staticData->subCharLen==0) {
|
|
staticData->subCharLen=prototype->subCharLen;
|
|
if(prototype->subCharLen>0) {
|
|
uprv_memcpy(staticData->subChar, prototype->subChar, prototype->subCharLen);
|
|
}
|
|
}
|
|
}
|
|
|
|
if(data->ucm->states.outputType<0) {
|
|
data->ucm->states.outputType=(int8_t)data->ucm->states.maxCharLength;
|
|
}
|
|
|
|
if( staticData->subChar1!=0 &&
|
|
(staticData->minBytesPerChar>1 ||
|
|
(staticData->conversionType!=UCNV_MBCS &&
|
|
staticData->conversionType!=UCNV_EBCDIC_STATEFUL))
|
|
) {
|
|
fprintf(stderr, "error: <subchar1> defined for a type other than MBCS or EBCDIC_STATEFUL\n");
|
|
*pErrorCode=U_INVALID_TABLE_FORMAT;
|
|
}
|
|
}
|
|
|
|
/* return TRUE if a base table was read, FALSE for an extension table */
|
|
static UBool
|
|
readFile(ConvData *data, const char* converterName,
|
|
UErrorCode *pErrorCode) {
|
|
char line[200];
|
|
char *end;
|
|
FileStream *convFile;
|
|
|
|
UCMStates *baseStates;
|
|
UBool dataIsBase;
|
|
|
|
if(U_FAILURE(*pErrorCode)) {
|
|
return FALSE;
|
|
}
|
|
|
|
data->ucm=ucm_open();
|
|
|
|
convFile=T_FileStream_open(converterName, "r");
|
|
if(convFile==NULL) {
|
|
*pErrorCode=U_FILE_ACCESS_ERROR;
|
|
return FALSE;
|
|
}
|
|
|
|
readHeader(data, convFile, converterName, pErrorCode);
|
|
if(U_FAILURE(*pErrorCode)) {
|
|
return FALSE;
|
|
}
|
|
|
|
if(data->ucm->baseName[0]==0) {
|
|
dataIsBase=TRUE;
|
|
baseStates=&data->ucm->states;
|
|
ucm_processStates(baseStates);
|
|
} else {
|
|
dataIsBase=FALSE;
|
|
baseStates=NULL;
|
|
}
|
|
|
|
/* read the base table */
|
|
ucm_readTable(data->ucm, convFile, dataIsBase, baseStates, pErrorCode);
|
|
if(U_FAILURE(*pErrorCode)) {
|
|
return FALSE;
|
|
}
|
|
|
|
/* read an extension table if there is one */
|
|
while(T_FileStream_readLine(convFile, line, sizeof(line))) {
|
|
end=uprv_strchr(line, 0);
|
|
while(line<end &&
|
|
(*(end-1)=='\n' || *(end-1)=='\r' || *(end-1)==' ' || *(end-1)=='\t')) {
|
|
--end;
|
|
}
|
|
*end=0;
|
|
|
|
if(line[0]=='#' || u_skipWhitespace(line)==end) {
|
|
continue; /* ignore empty and comment lines */
|
|
}
|
|
|
|
if(0==uprv_strcmp(line, "CHARMAP")) {
|
|
/* read the extension table */
|
|
ucm_readTable(data->ucm, convFile, FALSE, baseStates, pErrorCode);
|
|
} else {
|
|
fprintf(stderr, "unexpected text after the base mapping table\n");
|
|
}
|
|
break;
|
|
}
|
|
|
|
T_FileStream_close(convFile);
|
|
|
|
if(data->ucm->base->flagsType==UCM_FLAGS_MIXED || data->ucm->ext->flagsType==UCM_FLAGS_MIXED) {
|
|
fprintf(stderr, "error: some entries have the mapping precision (with '|'), some do not\n");
|
|
*pErrorCode=U_INVALID_TABLE_FORMAT;
|
|
}
|
|
|
|
return dataIsBase;
|
|
}
|
|
|
|
static void
|
|
createConverter(ConvData *data, const char *converterName, UErrorCode *pErrorCode) {
|
|
ConvData baseData;
|
|
UBool dataIsBase;
|
|
|
|
if(U_FAILURE(*pErrorCode)) {
|
|
return;
|
|
}
|
|
|
|
initConvData(data);
|
|
|
|
dataIsBase=readFile(data, converterName, pErrorCode);
|
|
if(U_FAILURE(*pErrorCode)) {
|
|
return;
|
|
}
|
|
|
|
if(dataIsBase) {
|
|
data->cnvData=MBCSOpen(data->ucm);
|
|
if(data->cnvData==NULL) {
|
|
*pErrorCode=U_MEMORY_ALLOCATION_ERROR;
|
|
|
|
} else if(!data->cnvData->isValid(data->cnvData,
|
|
data->staticData.subChar, data->staticData.subCharLen)
|
|
) {
|
|
fprintf(stderr, " the substitution character byte sequence is illegal in this codepage structure!\n");
|
|
*pErrorCode=U_INVALID_TABLE_FORMAT;
|
|
|
|
} else if(data->ucm->ext->mappingsLength>0) {
|
|
/* prepare the extension table, if there is one */
|
|
data->extData=CnvExtOpen(data->ucm);
|
|
if(data->extData==NULL) {
|
|
*pErrorCode=U_MEMORY_ALLOCATION_ERROR;
|
|
|
|
} else if(
|
|
!ucm_checkBaseExt(&data->ucm->states, data->ucm->base, data->ucm->ext, data->ucm->ext, FALSE) ||
|
|
!data->extData->addTable(data->extData, data->ucm->ext, &data->staticData)
|
|
) {
|
|
*pErrorCode=U_INVALID_TABLE_FORMAT;
|
|
}
|
|
}
|
|
|
|
/* add the base table after ucm_checkBaseExt()! */
|
|
if( U_SUCCESS(*pErrorCode) &&
|
|
!data->cnvData->addTable(data->cnvData, data->ucm->base, &data->staticData)
|
|
) {
|
|
*pErrorCode=U_INVALID_TABLE_FORMAT;
|
|
}
|
|
} else {
|
|
char baseFilename[500];
|
|
char *basename;
|
|
|
|
initConvData(&baseData);
|
|
|
|
/* assemble a path/filename for data->ucm->baseName */
|
|
uprv_strcpy(baseFilename, converterName);
|
|
basename=(char *)findBasename(baseFilename);
|
|
uprv_strcpy(basename, data->ucm->baseName);
|
|
uprv_strcat(basename, ".ucm");
|
|
|
|
/* read the base table */
|
|
dataIsBase=readFile(&baseData, baseFilename, pErrorCode);
|
|
if(U_FAILURE(*pErrorCode)) {
|
|
return;
|
|
} else if(!dataIsBase) {
|
|
fprintf(stderr, "error: the <icu:base> file \"%s\" is not a base table file\n", baseFilename);
|
|
*pErrorCode=U_INVALID_TABLE_FORMAT;
|
|
} else {
|
|
/* prepare the extension table */
|
|
data->extData=CnvExtOpen(data->ucm);
|
|
if(data->extData==NULL) {
|
|
*pErrorCode=U_MEMORY_ALLOCATION_ERROR;
|
|
|
|
} else if(
|
|
!ucm_checkValidity(data->ucm->ext, &baseData.ucm->states) ||
|
|
!ucm_checkBaseExt(&baseData.ucm->states, baseData.ucm->base, data->ucm->ext, data->ucm->ext, FALSE) ||
|
|
!data->extData->addTable(data->extData, data->ucm->ext, &data->staticData)
|
|
) {
|
|
*pErrorCode=U_INVALID_TABLE_FORMAT;
|
|
}
|
|
}
|
|
|
|
cleanupConvData(&baseData);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Hey, Emacs, please set the following:
|
|
*
|
|
* Local Variables:
|
|
* indent-tabs-mode: nil
|
|
* End:
|
|
*
|
|
*/
|