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 } 176