i18npool/source/collator/gencoll_rule.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20
  21 #include <stdio.h>
  22 #include <string.h>
  23 #include <stdlib.h>
  24 #include <errno.h>
  25 #include <sal/main.h>
  26 #include <sal/types.h>
  27 #include <rtl/ustrbuf.hxx>
  28
  29 #include <unicode/tblcoll.h>
  30
  31 U_CAPI void U_EXPORT2 uprv_free(void *mem);
  32
  33 using namespace ::rtl;
  34
  35 /* Main Procedure */
  36
  37 void data_write(char* file, char* name, sal_uInt8 *data, sal_Int32 len)
  38 {
  39     FILE *fp = fopen(file, "wb");
  40     if (fp == NULL) {
  41         fprintf(stderr, "Opening %s for writing failed: %s\n", file, strerror(errno));
  42         exit(1);
  43     }
  44
  45     fprintf(fp, "/*\n");
  46     fprintf(fp, " * Copyright(c) 1999 - 2000, Sun Microsystems, Inc.\n");
  47     fprintf(fp, " * All Rights Reserved.\n");
  48     fprintf(fp, " */\n\n");
  49     fprintf(fp, "/* !!!The file is generated automatically. DONOT edit the file manually!!! */\n\n");
  50     fprintf(fp, "#include <sal/types.h>\n");
  51     fprintf(fp, "\nextern \"C\" {\n");
  52
  53     // generate main dict. data array
  54     fprintf(fp, "\nstatic const sal_uInt8 %s[] = {", name);
  55
  56     sal_Int32 count = 0;
  57     for (sal_Int32 i = 0; i < len; i++) {
  58
  59         if (count++ % 16 == 0)
  60             fprintf(fp, "\n\t");
  61
  62         fprintf(fp, "0x%04x, ", data[i]);
  63     }
  64     fprintf(fp, "\n};\n\n");
  65
  66     fprintf(fp, "#ifndef DISABLE_DYNLOADING\n");
  67     fprintf(fp, "SAL_DLLPUBLIC_EXPORT const sal_uInt8* get_%s() { return %s; }\n", name, name);
  68     fprintf(fp, "SAL_DLLPUBLIC_EXPORT size_t get_%s_length() { return sizeof(%s); }\n", name, name);
  69     fprintf(fp, "#else\n");
  70     fprintf(fp, "SAL_DLLPUBLIC_EXPORT const sal_uInt8* get_collator_data_%s() { return %s; }\n", name, name);
  71     fprintf(fp, "SAL_DLLPUBLIC_EXPORT size_t get_collator_data_%s_length() { return sizeof(%s); }\n", name, name);
  72     fprintf(fp, "#endif\n");
  73     fprintf(fp, "\n");
  74     fprintf (fp, "}\n");
  75
  76     fclose(fp);
  77
  78 }
  79
  80 SAL_IMPLEMENT_MAIN_WITH_ARGS(argc, argv)
  81 {
  82     FILE *fp;
  83
  84     if (argc < 4) exit(-1);
  85
  86     fp = fopen(argv[1], "rb");  // open the source file for read;
  87     if (fp == NULL){
  88         fprintf(stderr, "Opening the rule source file %s for reading failed: %s\n", argv[1], strerror(errno));
  89         exit(1);
  90     }
  91
  92     sal_Char str[1024];
  93     OUStringBuffer Obuf;
  94     while (fgets(str, 1024, fp)) {
  95         // don't convert last new line character to Ostr.
  96         sal_Int32 len = strlen(str) - 1;
  97         // skip comment line
  98         if (len == 0 || str[0] == '#')
  99             continue;
 100
 101         // input file is in UTF-8 encoding
 102         OUString Ostr = OUString((const sal_Char *)str, len, RTL_TEXTENCODING_UTF8).trim();
 103
 104         len = Ostr.getLength();
 105         if (len == 0)
 106             continue; // skip empty line.
 107
 108         Obuf.append(Ostr);
 109     }
 110     fclose(fp);
 111
 112     UErrorCode status = U_ZERO_ERROR;
 113     //UParseError parseError;
 114     //UCollator *coll = ucol_openRules(Obuf.getStr(), Obuf.getLength(), UCOL_OFF,
 115     //        UCOL_DEFAULT_STRENGTH, &parseError, &status);
 116
 117     RuleBasedCollator *coll = new RuleBasedCollator(reinterpret_cast<const UChar *>(Obuf.getStr()), status);    // UChar != sal_Unicode in MinGW
 118
 119     if (U_SUCCESS(status)) {
 120
 121         int32_t len = 0;
 122         uint8_t *data = coll->cloneRuleData(len, status);
 123
 124         if (U_SUCCESS(status) && data != NULL)
 125             data_write(argv[2], argv[3], data, len);
 126         else {
 127             printf("Could not get rule data from collator\n");
 128         }
 129
 130     if (data) uprv_free(data);
 131     } else {
 132         printf("\nRule parsering error\n");
 133     }
 134
 135     if (coll)
 136         delete coll;
 137
 138     return U_SUCCESS(status) ? 0 : 1;
 139 }   // End of main
 140
 141 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */