2002-06-25 17:23:07 +00:00
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/*
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**********************************************************************
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2009-08-04 21:09:17 +00:00
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* Copyright (C) 2002-2009, International Business Machines
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2002-06-25 17:23:07 +00:00
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* Corporation and others. All Rights Reserved.
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**********************************************************************
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*
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* File genbrk.c
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*/
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//--------------------------------------------------------------------
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//
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// Tool for generating RuleBasedBreakIterator data files (.brk files).
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// .brk files contain the precompiled rules for standard types
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// of iterators - word, line, sentence, etc.
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//
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// Usage: genbrk [options] -r rule-file.txt -o output-file.brk
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//
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// options: -v verbose
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// -? or -h help
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//
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// The input rule file is a plain text file containing break rules
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// in the input format accepted by RuleBasedBreakIterators. The
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// file can be encoded as utf-8, or utf-16 (either endian), or
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// in the default code page (platform dependent.). utf encoded
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// files must include a BOM.
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//
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//--------------------------------------------------------------------
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2002-10-01 01:26:49 +00:00
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#include "unicode/utypes.h"
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2002-06-25 17:23:07 +00:00
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#include "unicode/ucnv.h"
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#include "unicode/unistr.h"
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#include "unicode/rbbi.h"
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#include "unicode/uclean.h"
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#include "unicode/udata.h"
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2004-11-10 03:47:56 +00:00
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#include "unicode/putil.h"
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2002-06-25 17:23:07 +00:00
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#include "uoptions.h"
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2002-10-01 17:44:04 +00:00
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#include "unewdata.h"
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2002-06-25 17:23:07 +00:00
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#include "ucmndata.h"
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2005-03-28 05:21:50 +00:00
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#include "rbbidata.h"
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#include "cmemory.h"
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2002-06-25 17:23:07 +00:00
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2002-07-16 02:34:19 +00:00
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#include <stdio.h>
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#include <stdlib.h>
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2002-10-01 17:44:04 +00:00
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#include <string.h>
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2006-09-04 16:28:24 +00:00
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U_NAMESPACE_USE
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2002-06-25 17:23:07 +00:00
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static char *progName;
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static UOption options[]={
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2002-08-09 20:55:35 +00:00
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UOPTION_HELP_H, /* 0 */
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UOPTION_HELP_QUESTION_MARK, /* 1 */
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UOPTION_VERBOSE, /* 2 */
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{ "rules", NULL, NULL, NULL, 'r', UOPT_REQUIRES_ARG, 0 }, /* 3 */
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{ "out", NULL, NULL, NULL, 'o', UOPT_REQUIRES_ARG, 0 }, /* 4 */
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2003-05-05 16:52:15 +00:00
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UOPTION_ICUDATADIR, /* 5 */
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2003-09-03 21:12:50 +00:00
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UOPTION_DESTDIR, /* 6 */
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UOPTION_COPYRIGHT, /* 7 */
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2002-06-25 17:23:07 +00:00
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};
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void usageAndDie(int retCode) {
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2003-12-02 02:31:40 +00:00
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printf("Usage: %s [-v] [-options] -r rule-file -o output-file\n", progName);
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2003-09-03 21:12:50 +00:00
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printf("\tRead in break iteration rules text and write out the binary data\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-v or --verbose turn on verbose output\n"
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"\t-i or --icudatadir directory for locating any needed intermediate data files,\n"
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"\t followed by path, defaults to %s\n"
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"\t-d or --destdir destination directory, followed by the path\n",
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u_getDataDirectory());
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2002-06-25 17:23:07 +00:00
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exit (retCode);
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}
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2002-10-01 17:44:04 +00:00
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2009-08-04 21:09:17 +00:00
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#if UCONFIG_NO_BREAK_ITERATION || UCONFIG_NO_FILE_IO
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2002-10-01 17:44:04 +00:00
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/* dummy UDataInfo cf. udata.h */
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static UDataInfo dummyDataInfo = {
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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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U_SIZEOF_UCHAR,
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0,
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{ 0, 0, 0, 0 }, /* dummy dataFormat */
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{ 0, 0, 0, 0 }, /* dummy formatVersion */
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{ 0, 0, 0, 0 } /* dummy dataVersion */
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};
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#else
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//
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// Set up the ICU data header, defined in ucmndata.h
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//
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DataHeader dh ={
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{sizeof(DataHeader), // Struct MappedData
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0xda,
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0x27},
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{ // struct UDataInfo
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sizeof(UDataInfo), // size
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0, // reserved
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U_IS_BIG_ENDIAN,
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U_CHARSET_FAMILY,
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U_SIZEOF_UCHAR,
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0, // reserved
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{ 0x42, 0x72, 0x6b, 0x20 }, // dataFormat="Brk "
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2005-03-28 05:21:50 +00:00
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{ 0xff, 0, 0, 0 }, // formatVersion. Filled in later with values
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// from the RBBI rule builder. The values declared
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// here should never appear in any real RBBI data.
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{ 4, 1, 0, 0 } // dataVersion (Unicode version)
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2002-10-01 17:44:04 +00:00
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}};
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#endif
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2002-06-25 17:23:07 +00:00
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//----------------------------------------------------------------------------
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//
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// main for genbrk
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//
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//----------------------------------------------------------------------------
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int main(int argc, char **argv) {
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UErrorCode status = U_ZERO_ERROR;
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const char *ruleFileName;
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const char *outFileName;
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2003-05-05 16:52:15 +00:00
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const char *outDir = NULL;
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2003-09-03 21:12:50 +00:00
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const char *copyright = NULL;
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2002-06-25 17:23:07 +00:00
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//
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// Pick up and check the command line arguments,
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// using the standard ICU tool utils option handling.
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//
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U_MAIN_INIT_ARGS(argc, argv);
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2002-07-16 02:34:19 +00:00
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progName = argv[0];
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2002-06-25 17:23:07 +00:00
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argc=u_parseArgs(argc, argv, sizeof(options)/sizeof(options[0]), options);
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if(argc<0) {
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// Unrecognized option
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fprintf(stderr, "error in command line argument \"%s\"\n", argv[-argc]);
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usageAndDie(U_ILLEGAL_ARGUMENT_ERROR);
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}
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if(options[0].doesOccur || options[1].doesOccur) {
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// -? or -h for help.
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usageAndDie(0);
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}
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if (!(options[3].doesOccur && options[4].doesOccur)) {
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fprintf(stderr, "rule file and output file must both be specified.\n");
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usageAndDie(U_ILLEGAL_ARGUMENT_ERROR);
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}
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ruleFileName = options[3].value;
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outFileName = options[4].value;
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2002-08-09 20:55:35 +00:00
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if (options[5].doesOccur) {
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u_setDataDirectory(options[5].value);
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}
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2003-08-15 01:26:22 +00:00
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status = U_ZERO_ERROR;
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2003-05-05 16:52:15 +00:00
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/* Combine the directory with the file name */
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if(options[6].doesOccur) {
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outDir = options[6].value;
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}
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2003-09-03 21:12:50 +00:00
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if (options[7].doesOccur) {
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copyright = U_COPYRIGHT_STRING;
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2003-05-05 16:52:15 +00:00
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}
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2009-08-04 21:09:17 +00:00
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#if UCONFIG_NO_BREAK_ITERATION || UCONFIG_NO_FILE_IO
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2002-10-01 17:44:04 +00:00
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UNewDataMemory *pData;
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2006-02-01 08:33:58 +00:00
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char msg[1024];
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2002-10-01 17:44:04 +00:00
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/* write message with just the name */
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2009-08-04 21:09:17 +00:00
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sprintf(msg, "genbrk writes dummy %s because of UCONFIG_NO_BREAK_ITERATION and/or UCONFIG_NO_FILE_IO, see uconfig.h", outFileName);
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2002-10-01 17:44:04 +00:00
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fprintf(stderr, "%s\n", msg);
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/* write the dummy data file */
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2006-02-01 08:33:58 +00:00
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pData = udata_create(outDir, NULL, outFileName, &dummyDataInfo, NULL, &status);
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2002-10-01 17:44:04 +00:00
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udata_writeBlock(pData, msg, strlen(msg));
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udata_finish(pData, &status);
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return (int)status;
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#else
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2009-08-04 21:09:17 +00:00
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/* Initialize ICU */
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u_init(&status);
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if (U_FAILURE(status)) {
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fprintf(stderr, "%s: can not initialize ICU. status = %s\n",
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argv[0], u_errorName(status));
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exit(1);
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}
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status = U_ZERO_ERROR;
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2002-10-01 17:44:04 +00:00
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2002-06-25 17:23:07 +00:00
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//
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// Read in the rule source file
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//
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2003-12-11 05:00:40 +00:00
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long result;
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2002-06-25 17:23:07 +00:00
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long ruleFileSize;
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FILE *file;
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char *ruleBufferC;
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file = fopen(ruleFileName, "rb");
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if( file == 0 ) {
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fprintf(stderr, "Could not open file \"%s\"\n", ruleFileName);
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exit(-1);
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}
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fseek(file, 0, SEEK_END);
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ruleFileSize = ftell(file);
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fseek(file, 0, SEEK_SET);
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ruleBufferC = new char[ruleFileSize+10];
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2003-12-11 05:00:40 +00:00
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result = (long)fread(ruleBufferC, 1, ruleFileSize, file);
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2002-06-25 17:23:07 +00:00
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if (result != ruleFileSize) {
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fprintf(stderr, "Error reading file \"%s\"\n", ruleFileName);
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exit (-1);
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}
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ruleBufferC[ruleFileSize]=0;
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fclose(file);
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//
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// Look for a Unicode Signature (BOM) on the rule file
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//
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int32_t signatureLength;
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const char * ruleSourceC = ruleBufferC;
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const char* encoding = ucnv_detectUnicodeSignature(
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ruleSourceC, ruleFileSize, &signatureLength, &status);
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if (U_FAILURE(status)) {
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exit(status);
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}
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if(encoding!=NULL ){
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ruleSourceC += signatureLength;
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ruleFileSize -= signatureLength;
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}
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//
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// Open a converter to take the rule file to UTF-16
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//
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UConverter* conv;
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conv = ucnv_open(encoding, &status);
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if (U_FAILURE(status)) {
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fprintf(stderr, "ucnv_open: ICU Error \"%s\"\n", u_errorName(status));
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exit(status);
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}
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//
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// Convert the rules to UChar.
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// Preflight first to determine required buffer size.
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//
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uint32_t destCap = ucnv_toUChars(conv,
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NULL, // dest,
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0, // destCapacity,
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ruleSourceC,
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ruleFileSize,
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&status);
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if (status != U_BUFFER_OVERFLOW_ERROR) {
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fprintf(stderr, "ucnv_toUChars: ICU Error \"%s\"\n", u_errorName(status));
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exit(status);
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};
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status = U_ZERO_ERROR;
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UChar *ruleSourceU = new UChar[destCap+1];
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ucnv_toUChars(conv,
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ruleSourceU, // dest,
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destCap+1,
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ruleSourceC,
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ruleFileSize,
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&status);
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if (U_FAILURE(status)) {
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fprintf(stderr, "ucnv_toUChars: ICU Error \"%s\"\n", u_errorName(status));
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exit(status);
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};
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ucnv_close(conv);
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//
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// Put the source rules into a UnicodeString
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//
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UnicodeString ruleSourceS(FALSE, ruleSourceU, destCap);
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//
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// Create the break iterator from the rules
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// This will compile the rules.
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//
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UParseError parseError;
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2004-11-11 23:34:58 +00:00
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parseError.line = 0;
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parseError.offset = 0;
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2002-06-25 17:23:07 +00:00
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RuleBasedBreakIterator *bi = new RuleBasedBreakIterator(ruleSourceS, parseError, status);
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if (U_FAILURE(status)) {
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fprintf(stderr, "createRuleBasedBreakIterator: ICU Error \"%s\" at line %d, column %d\n",
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2004-05-17 06:33:22 +00:00
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u_errorName(status), (int)parseError.line, (int)parseError.offset);
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2002-06-25 17:23:07 +00:00
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exit(status);
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};
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//
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// Get the compiled rule data from the break iterator.
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//
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uint32_t outDataSize;
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const uint8_t *outData;
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2002-06-27 01:50:22 +00:00
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outData = bi->getBinaryRules(outDataSize);
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2002-06-25 17:23:07 +00:00
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2005-03-28 05:21:50 +00:00
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// Copy the data format version numbers from the RBBI data header into the UDataMemory header.
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uprv_memcpy(dh.info.formatVersion, ((RBBIDataHeader *)outData)->fFormatVersion, sizeof(dh.info.formatVersion));
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2002-06-25 17:23:07 +00:00
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//
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// Create the output file
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//
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size_t bytesWritten;
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2003-09-03 21:12:50 +00:00
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UNewDataMemory *pData;
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pData = udata_create(outDir, NULL, outFileName, &(dh.info), copyright, &status);
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if(U_FAILURE(status)) {
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fprintf(stderr, "genbrk: Could not open output file \"%s\", \"%s\"\n",
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outFileName, u_errorName(status));
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exit(status);
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2002-06-25 17:23:07 +00:00
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}
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2005-03-28 05:21:50 +00:00
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2002-06-25 17:23:07 +00:00
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// Write the data itself.
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2003-09-03 21:12:50 +00:00
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udata_writeBlock(pData, outData, outDataSize);
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// finish up
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bytesWritten = udata_finish(pData, &status);
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if(U_FAILURE(status)) {
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fprintf(stderr, "genbrk: error %d writing the output file\n", status);
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exit(status);
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}
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2002-06-25 17:23:07 +00:00
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if (bytesWritten != outDataSize) {
|
2003-09-03 21:12:50 +00:00
|
|
|
fprintf(stderr, "Error writing to output file \"%s\"\n", outFileName);
|
2002-06-25 17:23:07 +00:00
|
|
|
exit(-1);
|
|
|
|
}
|
|
|
|
|
|
|
|
delete bi;
|
2002-12-06 07:21:53 +00:00
|
|
|
delete[] ruleSourceU;
|
|
|
|
delete[] ruleBufferC;
|
2002-06-25 17:23:07 +00:00
|
|
|
u_cleanup();
|
|
|
|
|
|
|
|
|
|
|
|
printf("genbrk: tool completed successfully.\n");
|
|
|
|
return 0;
|
2002-10-01 01:26:49 +00:00
|
|
|
|
|
|
|
#endif /* #if !UCONFIG_NO_BREAK_ITERATION */
|
2003-09-03 15:25:40 +00:00
|
|
|
}
|
|
|
|
|