diff options
Diffstat (limited to 'i18npool/source/indexentry/genindex_data.cxx')
| -rw-r--r-- | i18npool/source/indexentry/genindex_data.cxx | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/i18npool/source/indexentry/genindex_data.cxx b/i18npool/source/indexentry/genindex_data.cxx new file mode 100644 index 000000000..a4bca5183 --- /dev/null +++ b/i18npool/source/indexentry/genindex_data.cxx @@ -0,0 +1,158 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + + +#include <stdio.h> +#include <string.h> +#include <stdlib.h> +#include <errno.h> +#include <sal/main.h> +#include <sal/types.h> +#include <rtl/ustring.hxx> +#include <rtl/ustrbuf.hxx> + +#define MAX_ADDRESS 0x30000 +#define MAX_INDEX MAX_ADDRESS/0x100 + +/* Main Procedure */ + +SAL_IMPLEMENT_MAIN_WITH_ARGS(argc, argv) +{ + FILE *fp; + + if (argc < 4) exit(-1); + + fp = fopen(argv[1], "rb"); // open the source file for read; + if (fp == nullptr) { + fprintf(stderr, "Opening the rule source file %s for reading failed: %s\n", argv[1], strerror(errno)); + exit(1); + } + + + sal_Int32 i, j, k; + sal_Int32 address[MAX_ADDRESS]; + for (i=0; i<MAX_ADDRESS; i++) address[i]=-1; + OUString sep('|'); + OUStringBuffer result(64*1024); + result.append(sep); + sal_Int32 max=0; + + char str[1024]; + while (fgets(str, 1024, fp)) { + // don't convert last new line character to Ostr. + sal_Int32 len = strlen(str) - 1; + // skip comment line + if (len == 0 || str[0] == '#') + continue; + + // input file is in UTF-8 encoding + OUString Ostr(str, len, RTL_TEXTENCODING_UTF8); + len = Ostr.getLength(); + if (len == 0) + continue; // skip empty line. + + sal_Int32 nPos=0; + sal_uInt32 nChar = Ostr.iterateCodePoints(&nPos, 2); + if (nChar >= MAX_ADDRESS) { + printf("Code point 0x%lx exceeds MAX_ADDRESS 0x%x, Please increase MAX_ADDRESS", static_cast<long unsigned int>(nChar), MAX_ADDRESS); + exit(1); + } + OUString key=Ostr.subView(nPos)+sep; + sal_Int32 idx = result.indexOf(key); + if (key.getLength() > max) max=key.getLength(); + if (idx >= 0) { + address[nChar]=idx; + } else { + address[nChar]=result.getLength(); + result.append(key); + } + } + fclose(fp); + + fp = fopen(argv[2], "wb"); + if (fp == nullptr) { + fprintf(stderr, "Opening %s for writing failed: %s\n", argv[2], strerror(errno)); + exit(1); + } + + fprintf(fp, "/*\n"); + fprintf(fp, " * Copyright(c) 1999 - 2006, Sun Microsystems, Inc.\n"); + fprintf(fp, " * All Rights Reserved.\n"); + fprintf(fp, " */\n\n"); + fprintf(fp, "/* !!!The file is generated automatically. DO NOT edit the file manually!!! */\n\n"); + fprintf(fp, "#include <sal/types.h>\n"); + fprintf(fp, "\nextern \"C\" {\n"); + + sal_Int32 index[MAX_INDEX]; + sal_Int32 max_index=0; + for (i=k=0; i<MAX_INDEX; i++) { + index[i] = 0xFFFF; + for (j=0; j<0x100; j++) { + if (address[i*0x100+j] >=0) { + max_index=i; + index[i]=0x100*k++; + break; + } + } + } + + fprintf(fp, "\nstatic const sal_uInt16 idx1[] = {"); + for (i = k = 0; i <= max_index; i++) { + if (k++ % 16 == 0) fprintf(fp, "\n\t"); + fprintf( + fp, "0x%04lx, ", sal::static_int_cast< unsigned long >(index[i])); + } + fprintf(fp, "\n};\n\n"); + + sal_Int32 len=result.getLength(); + fprintf(fp, "\nstatic const sal_uInt16 idx2[] = {"); + for (i = k = 0; i <= max_index; i++) { + if (index[i] != 0xFFFF) { + for (j = 0; j<0x100; j++) { + if (k++ % 16 == 0) fprintf(fp, "\n\t"); + sal_Int32 ad=address[i*0x100+j]; + fprintf( + fp, "0x%04lx, ", + sal::static_int_cast< unsigned long >( + ad == -1 ? 0 : max == 2 ? result[ad] : ad)); + } + fprintf(fp, "\n\t"); + } + } + fprintf(fp, "\n};\n\n"); + + if (max == 2) { + fprintf(fp, "\nstatic const sal_uInt16 *idx3 = NULL;\n\n"); + } else { + fprintf(fp, "\nstatic const sal_uInt16 idx3[] = {"); + for (i = k = 0; i < len; i++) { + if (k++ % 16 == 0) fprintf(fp, "\n\t"); + fprintf(fp, "0x%04x, ", (sep.toChar() == result[i]) ? 0 : result[i]); + } + fprintf(fp, "\n};\n\n"); + } + + fprintf(fp, "const sal_uInt16** get_%s(sal_Int16 &max_index)\n{\n\tstatic const sal_uInt16 *idx[]={idx1, idx2, idx3};\n\tmax_index=0x%x;\n\treturn idx;\n}\n\n", argv[3], static_cast<unsigned int>(max_index)); + fprintf (fp, "}\n"); + + fclose(fp); + return 0; +} // End of main + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |