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 #include <string.h> 30 #include <stdlib.h> 31 32 struct line 33 { 34 size_t alloced; 35 char *data; 36 }; 37 38 static unsigned int lineno; 39 40 /* Safely read a single line of arbitrary length from standard input. */ 41 42 #define LINELEN 80 43 44 static void 45 get_line(buf) 46 struct line *buf; 47 { 48 char *data = buf->data; 49 size_t alloc = buf->alloced; 50 size_t count = 0; 51 int c; 52 53 if (data == 0) 54 { 55 data = xmalloc (LINELEN); 56 alloc = LINELEN; 57 } 58 59 /* Skip comment lines. */ 60 while ((c = getchar()) == '#') 61 { 62 while ((c = getchar()) != EOF && c != '\n'); 63 lineno++; 64 } 65 66 /* c is the first character on the line, and it's not a comment 67 line: copy this line into the buffer and return. */ 68 while (c != EOF && c != '\n') 69 { 70 if (count + 1 >= alloc) 71 { 72 alloc *= 2; 73 data = xrealloc (data, alloc); 74 } 75 data[count++] = c; 76 c = getchar(); 77 } 78 lineno++; 79 data[count] = '\0'; 80 81 buf->data = data; 82 buf->alloced = alloc; 83 } 84 85 /* The tester operates on a data file consisting of triples of lines: 86 format switch 87 input to be demangled 88 expected output 89 90 The format switch is expected to be either the empty string, a 91 line of the form --format=<name>, or just <name> by itself. */ 92 93 #define FORMATS "--format=" 94 #define FORMATL (sizeof FORMATS - 1) 95 96 int 97 main(argc, argv) 98 int argc; 99 char **argv; 100 { 101 enum demangling_styles style; 102 struct line format; 103 struct line input; 104 struct line expect; 105 char *fstyle; 106 char *result; 107 int failures = 0; 108 int tests = 0; 109 110 if (argc > 1) 111 { 112 fprintf (stderr, "usage: %s < test-set\n", argv[0]); 113 return 2; 114 } 115 116 format.data = 0; 117 input.data = 0; 118 expect.data = 0; 119 120 for (;;) 121 { 122 get_line (&format); 123 if (feof (stdin)) 124 break; 125 126 get_line (&input); 127 get_line (&expect); 128 129 tests++; 130 131 fstyle = format.data; 132 if (!strncmp (fstyle, FORMATS, FORMATL)) 133 fstyle += FORMATL; 134 135 if (fstyle[0] == '\0') 136 style = auto_demangling; 137 else 138 style = cplus_demangle_name_to_style (fstyle); 139 140 if (style == unknown_demangling) 141 { 142 printf ("FAIL at line %d: unknown demangling style %s\n", 143 lineno, fstyle); 144 failures++; 145 continue; 146 } 147 148 cplus_demangle_set_style (style); 149 150 result = cplus_demangle (input.data, 151 DMGL_PARAMS|DMGL_ANSI|DMGL_VERBOSE|DMGL_TYPES); 152 153 if (result 154 ? strcmp (result, expect.data) 155 : strcmp (input.data, expect.data)) 156 { 157 printf ("\ 158 FAIL at line %d, style %s:\n\ 159 in: %s\n\ 160 out: %s\n\ 161 exp: %s\n", 162 lineno, fstyle, 163 input.data, 164 result, 165 expect.data); 166 failures++; 167 } 168 free (result); 169 } 170 171 free (format.data); 172 free (input.data); 173 free (expect.data); 174 175 printf ("%s: %d tests, %d failures\n", argv[0], tests, failures); 176 return failures ? 1 : 0; 177 } 178