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1 | /* Demangler test program, |
2 | Copyright (C) 2002 Free Software Foundation, Inc. | |
3 | Written by Zack Weinberg <zack@codesourcery.com | |
4 | ||
5 | This file is part of GNU libiberty. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program; if not, write to the Free Software | |
19 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
20 | */ | |
21 | ||
22 | #ifdef HAVE_CONFIG_H | |
23 | #include "config.h" | |
24 | #endif | |
25 | #include "ansidecl.h" | |
26 | #include <stdio.h> | |
27 | #include "libiberty.h" | |
28 | #include "demangle.h" | |
29 | ||
30 | struct line | |
31 | { | |
32 | size_t alloced; | |
33 | char *data; | |
34 | }; | |
35 | ||
36 | static unsigned int lineno; | |
37 | ||
38 | /* Safely read a single line of arbitrary length from standard input. */ | |
39 | ||
40 | #define LINELEN 80 | |
41 | ||
42 | static void | |
43 | getline(buf) | |
44 | struct line *buf; | |
45 | { | |
46 | char *data = buf->data; | |
47 | size_t alloc = buf->alloced; | |
48 | size_t count = 0; | |
49 | int c; | |
50 | ||
51 | if (data == 0) | |
52 | { | |
53 | data = xmalloc (LINELEN); | |
54 | alloc = LINELEN; | |
55 | } | |
56 | ||
57 | /* Skip comment lines. */ | |
58 | while ((c = getchar()) == '#') | |
59 | { | |
60 | while ((c = getchar()) != EOF && c != '\n'); | |
61 | lineno++; | |
62 | } | |
63 | ||
64 | /* c is the first character on the line, and it's not a comment | |
65 | line: copy this line into the buffer and return. */ | |
66 | while (c != EOF && c != '\n') | |
67 | { | |
68 | if (count >= alloc) | |
69 | { | |
70 | alloc *= 2; | |
71 | data = xrealloc (data, alloc); | |
72 | } | |
73 | data[count++] = c; | |
74 | c = getchar(); | |
75 | } | |
76 | lineno++; | |
77 | data[count] = '\0'; | |
78 | ||
79 | buf->data = data; | |
80 | buf->alloced = alloc; | |
81 | } | |
82 | ||
83 | /* The tester operates on a data file consisting of triples of lines: | |
84 | format switch | |
85 | input to be demangled | |
86 | expected output | |
87 | ||
88 | The format switch is expected to be either the empty string, a | |
89 | line of the form --format=<name>, or just <name> by itself. */ | |
90 | ||
91 | #define FORMATS "--format=" | |
92 | #define FORMATL (sizeof FORMATS - 1) | |
93 | ||
94 | int | |
95 | main(argc, argv) | |
96 | int argc; | |
97 | char **argv; | |
98 | { | |
99 | enum demangling_styles style; | |
100 | struct line format; | |
101 | struct line input; | |
102 | struct line expect; | |
103 | char *fstyle; | |
104 | char *result; | |
105 | int failures = 0; | |
106 | int tests = 0; | |
107 | ||
108 | if (argc > 1) | |
109 | { | |
110 | fprintf (stderr, "usage: %s < test-set\n", argv[0]); | |
111 | return 2; | |
112 | } | |
113 | ||
114 | format.data = 0; | |
115 | input.data = 0; | |
116 | expect.data = 0; | |
117 | ||
118 | for (;;) | |
119 | { | |
120 | getline (&format); | |
121 | if (feof (stdin)) | |
122 | break; | |
123 | ||
124 | getline (&input); | |
125 | getline (&expect); | |
126 | ||
127 | tests++; | |
128 | ||
129 | fstyle = format.data; | |
130 | if (!strncmp (fstyle, FORMATS, FORMATL)) | |
131 | fstyle += FORMATL; | |
132 | ||
133 | if (fstyle[0] == '\0') | |
134 | style = auto_demangling; | |
135 | else | |
136 | style = cplus_demangle_name_to_style (fstyle); | |
137 | ||
138 | if (style == unknown_demangling) | |
139 | { | |
140 | printf ("FAIL at line %d: unknown demangling style %s\n", | |
141 | lineno, fstyle); | |
142 | failures++; | |
143 | continue; | |
144 | } | |
145 | ||
146 | cplus_demangle_set_style (style); | |
147 | ||
148 | result = cplus_demangle (input.data, | |
149 | DMGL_PARAMS|DMGL_ANSI|DMGL_VERBOSE|DMGL_TYPES); | |
150 | ||
151 | if (result | |
152 | ? strcmp (result, expect.data) | |
153 | : strcmp (input.data, expect.data)) | |
154 | { | |
155 | printf ("\ | |
156 | FAIL at line %d, style %s:\n\ | |
157 | in: %s\n\ | |
158 | out: %s\n\ | |
159 | exp: %s\n", | |
160 | lineno, fstyle, | |
161 | input.data, | |
162 | result, | |
163 | expect.data); | |
164 | failures++; | |
165 | } | |
166 | free (result); | |
167 | } | |
168 | ||
169 | free (format.data); | |
170 | free (input.data); | |
171 | free (expect.data); | |
172 | ||
173 | printf ("%s: %d tests, %d failures\n", argv[0], tests, failures); | |
174 | return failures ? 1 : 0; | |
175 | } |