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 : #include <stdio.h>
21 : #include <stddef.h>
22 : #include <stdlib.h>
23 : #include <string.h>
24 : #include <ctype.h>
25 : #include <fcntl.h>
26 : #if (defined(_WIN32) || defined(__IBMC__))
27 : #include <io.h>
28 : #else
29 : #include <unistd.h>
30 : #endif
31 :
32 : #include "cpp.h"
33 :
34 : #if defined MACOSX || defined AIX || defined WNT
35 : #include <_getopt.h>
36 : #else
37 : #include <getopt.h>
38 : #endif
39 :
40 : int Pflag = 0; /* print no line information */
41 : int Iflag = 0; /* print includes */
42 : int Mflag = 0; /* print macor expansion */
43 : int Aflag = 0; /* translate character sets */
44 : int Xflag = 0; /* print pragma for include/import */
45 : int Vflag = 0; /* verbose flag */
46 : int Cflag = 0; /* do not remove any comments */
47 : int Dflag = 0; /* add parameter check to delete op */
48 : int Cplusplus = 0;
49 :
50 : void
51 0 : setup(int argc, char **argv)
52 : {
53 : int c, fd, i, n;
54 : char *fp, *dp;
55 : Tokenrow tr;
56 :
57 0 : setup_kwtab();
58 : #if defined MACOSX || defined(AIX) || defined WNT
59 : while ((c = stgetopt(argc, argv, "NOPV:I:D:U:F:A:X:u:l:+")) != -1)
60 : #else
61 0 : while ((c = getopt(argc, argv, "NOPV:I:D:U:F:A:X:u:l:+")) != -1)
62 : #endif
63 0 : switch (c)
64 : {
65 : case 'N':
66 0 : for (i = 0; i < NINCLUDE; i++)
67 0 : if (includelist[i].always == 1)
68 0 : includelist[i].deleted = 1;
69 0 : break;
70 :
71 : case 'I':
72 0 : for (i = NINCLUDE - 2; i >= 0; i--)
73 : {
74 0 : if (includelist[i].file == NULL)
75 : {
76 0 : includelist[i].always = 1;
77 0 : includelist[i].file = optarg;
78 0 : break;
79 : }
80 : }
81 0 : if (i < 0)
82 0 : error(FATAL, "Too many -I directives");
83 0 : break;
84 :
85 : case 'D':
86 : case 'U':
87 : case 'A':
88 0 : setsource("<cmdarg>", -1, -1, optarg, 0);
89 0 : maketokenrow(3, &tr);
90 0 : gettokens(&tr, 1);
91 0 : doadefine(&tr, c);
92 0 : unsetsource();
93 0 : break;
94 :
95 : case 'P': /* Lineinfo */
96 0 : Pflag++;
97 0 : break;
98 :
99 : case 'V':
100 0 : for (n = 0; (c = optarg[n]) != '\0'; n++)
101 0 : switch (c)
102 : {
103 : case 'i':
104 0 : Iflag++;
105 0 : break;
106 :
107 : case 'm':
108 0 : Mflag = 1;
109 0 : break;
110 :
111 : case 'x':
112 0 : Mflag = 2;
113 0 : break;
114 :
115 : case 't':
116 0 : Vflag++;
117 0 : break;
118 :
119 : case 'v':
120 0 : fprintf(stderr, "%s\n", argv[0]);
121 0 : break;
122 :
123 : default:
124 0 : error(WARNING, "Unknown verbose option %c", c);
125 : }
126 0 : break;
127 :
128 : case 'X':
129 0 : for (n = 0; (c = optarg[n]) != '\0'; n++)
130 0 : switch (c)
131 : {
132 : case 'a':
133 0 : Aflag++;
134 0 : break;
135 :
136 : case 'i':
137 0 : Xflag++;
138 0 : break;
139 :
140 : case 'c':
141 0 : Cflag++;
142 0 : break;
143 :
144 : case 'd':
145 0 : Dflag++;
146 0 : break;
147 :
148 : case 'w':
149 0 : dp = &optarg[n + 1];
150 0 : n += (int)strlen(dp);
151 0 : while (isspace(*dp)) dp++;
152 :
153 0 : for (i = NINCLUDE - 1; i >= 0; i--)
154 : {
155 0 : if (wraplist[i].file == NULL)
156 : {
157 0 : wraplist[i].file = dp;
158 0 : break;
159 : }
160 : }
161 0 : if (i < 0)
162 0 : error(WARNING, "Too many -Xw directives");
163 0 : break;
164 :
165 : default:
166 0 : error(WARNING, "Unknown extension option %c", c);
167 : }
168 0 : break;
169 :
170 : case '+':
171 0 : Cplusplus++;
172 0 : break;
173 :
174 : case 'u': /* -undef fuer GCC (dummy) */
175 : case 'l': /* -lang-c++ fuer GCC (dummy) */
176 0 : break;
177 :
178 : default:
179 0 : break;
180 : }
181 0 : dp = ".";
182 0 : fp = "<stdin>";
183 0 : fd = 0;
184 0 : if (optind < argc)
185 : {
186 0 : if ((fp = strrchr(argv[optind], '/')) != NULL)
187 : {
188 0 : int len = (int)(fp - argv[optind]);
189 :
190 0 : dp = (char *) newstring((uchar *) argv[optind], len + 1, 0);
191 0 : dp[len] = '\0';
192 : }
193 0 : fp = (char *) newstring((uchar *) argv[optind], strlen(argv[optind]), 0);
194 0 : if ((fd = open(fp, O_RDONLY)) <= 0)
195 0 : error(FATAL, "Can't open input file %s", fp);
196 : }
197 :
198 0 : if (optind + 1 < argc)
199 : {
200 0 : int fdo = creat(argv[optind + 1], 0666);
201 :
202 0 : if (fdo < 0)
203 0 : error(FATAL, "Can't open output file %s", argv[optind + 1]);
204 :
205 0 : dup2(fdo, 1);
206 : }
207 0 : includelist[NINCLUDE - 1].always = 0;
208 0 : includelist[NINCLUDE - 1].file = dp;
209 0 : setsource(fp, -1, fd, NULL, 0);
210 0 : }
211 :
212 :
213 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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