Line data Source code
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/ustring.hxx>
28 :
29 : #define MAX_ADDRESS 0x30000
30 : #define MAX_INDEX MAX_ADDRESS/0x100
31 :
32 : using namespace ::rtl;
33 :
34 : /* Main Procedure */
35 :
36 0 : SAL_IMPLEMENT_MAIN_WITH_ARGS(argc, argv)
37 : {
38 : FILE *fp;
39 :
40 0 : if (argc < 4) exit(-1);
41 :
42 0 : fp = fopen(argv[1], "rb"); // open the source file for read;
43 0 : if (fp == NULL) {
44 0 : fprintf(stderr, "Opening the rule source file %s for reading failed: %s\n", argv[1], strerror(errno));
45 0 : exit(1);
46 : }
47 :
48 :
49 : sal_Int32 i, j, k;
50 : sal_Int32 address[MAX_ADDRESS];
51 0 : for (i=0; i<MAX_ADDRESS; i++) address[i]=-1;
52 0 : OUString sep=OUString('|');
53 0 : OUString result=sep;
54 0 : sal_Int32 max=0;
55 :
56 : sal_Char str[1024];
57 0 : while (fgets(str, 1024, fp)) {
58 : // don't convert last new line character to Ostr.
59 0 : sal_Int32 len = strlen(str) - 1;
60 : // skip comment line
61 0 : if (len == 0 || str[0] == '#')
62 0 : continue;
63 :
64 : // input file is in UTF-8 encoding
65 0 : OUString Ostr = OUString((const sal_Char *)str, len, RTL_TEXTENCODING_UTF8);
66 0 : len = Ostr.getLength();
67 0 : if (len == 0)
68 0 : continue; // skip empty line.
69 :
70 0 : sal_Int32 nPos=0;
71 0 : sal_uInt32 nChar = Ostr.iterateCodePoints(&nPos, 2);
72 0 : if (nChar >= MAX_ADDRESS) {
73 0 : printf("Code point 0x%lx exceeds MAX_ADDRESS 0x%x, Please increase MAX_ADDRESS", static_cast<long unsigned int>(nChar), MAX_ADDRESS);
74 0 : exit(1);
75 : }
76 0 : OUString key=Ostr.copy(nPos)+sep;
77 0 : sal_Int32 idx = result.indexOf(key);
78 0 : if (key.getLength() > max) max=key.getLength();
79 0 : if (idx >= 0) {
80 0 : address[nChar]=idx;
81 : } else {
82 0 : address[nChar]=result.getLength();
83 0 : result+=key;
84 : }
85 0 : }
86 0 : fclose(fp);
87 :
88 0 : fp = fopen(argv[2], "wb");
89 0 : if (fp == NULL) {
90 0 : fprintf(stderr, "Opening %s for writing failed: %s\n", argv[2], strerror(errno));
91 0 : exit(1);
92 : }
93 :
94 0 : fprintf(fp, "/*\n");
95 0 : fprintf(fp, " * Copyright(c) 1999 - 2006, Sun Microsystems, Inc.\n");
96 0 : fprintf(fp, " * All Rights Reserved.\n");
97 0 : fprintf(fp, " */\n\n");
98 0 : fprintf(fp, "/* !!!The file is generated automatically. DONOT edit the file manually!!! */\n\n");
99 0 : fprintf(fp, "#include <sal/types.h>\n");
100 0 : fprintf(fp, "\nextern \"C\" {\n");
101 :
102 : sal_Int32 index[MAX_INDEX];
103 0 : sal_Int32 max_index=0;
104 0 : for (i=k=0; i<MAX_INDEX; i++) {
105 0 : index[i] = 0xFFFF;
106 0 : for (j=0; j<0x100; j++) {
107 0 : if (address[i*0x100+j] >=0) {
108 0 : max_index=i;
109 0 : index[i]=0x100*k++;
110 0 : break;
111 : }
112 : }
113 : }
114 :
115 0 : fprintf(fp, "\nstatic const sal_uInt16 idx1[] = {");
116 0 : for (i = k = 0; i <= max_index; i++) {
117 0 : if (k++ % 16 == 0) fprintf(fp, "\n\t");
118 : fprintf(
119 0 : fp, "0x%04lx, ", sal::static_int_cast< unsigned long >(index[i]));
120 : }
121 0 : fprintf(fp, "\n};\n\n");
122 :
123 0 : sal_Int32 len=result.getLength();
124 0 : const sal_Unicode *ustr=result.getStr();
125 0 : fprintf(fp, "\nstatic const sal_uInt16 idx2[] = {");
126 0 : for (i = k = 0; i <= max_index; i++) {
127 0 : if (index[i] != 0xFFFF) {
128 0 : for (j = 0; j<0x100; j++) {
129 0 : if (k++ % 16 == 0) fprintf(fp, "\n\t");
130 0 : sal_Int32 ad=address[i*0x100+j];
131 : fprintf(
132 : fp, "0x%04lx, ",
133 : sal::static_int_cast< unsigned long >(
134 0 : ad == -1 ? 0 : max == 2 ? ustr[ad] : ad));
135 : }
136 0 : fprintf(fp, "\n\t");
137 : }
138 : }
139 0 : fprintf(fp, "\n};\n\n");
140 :
141 0 : if (max == 2) {
142 0 : fprintf(fp, "\nstatic const sal_uInt16 *idx3 = NULL;\n\n");
143 : } else {
144 0 : fprintf(fp, "\nstatic const sal_uInt16 idx3[] = {");
145 0 : for (i = k = 0; i < len; i++) {
146 0 : if (k++ % 16 == 0) fprintf(fp, "\n\t");
147 0 : fprintf(fp, "0x%04x, ", (sep.toChar() == ustr[i]) ? 0 : ustr[i]);
148 : }
149 0 : fprintf(fp, "\n};\n\n");
150 : }
151 :
152 0 : 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));
153 0 : fprintf (fp, "}\n");
154 :
155 0 : fclose(fp);
156 0 : return 0;
157 : } // End of main
158 :
159 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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