Mike Dodd | 8cfa702 | 2010-11-17 11:12:26 -0800 | [diff] [blame] | 1 | /** |
| 2 | * @file common_option.cpp |
| 3 | * Contains common options and implementation of entry point of pp tools |
| 4 | * and some miscelleaneous functions |
| 5 | * |
| 6 | * @remark Copyright 2003 OProfile authors |
| 7 | * @remark Read the file COPYING |
| 8 | * |
| 9 | * @author Philippe Elie |
| 10 | */ |
| 11 | |
| 12 | #include <cstdlib> |
| 13 | |
| 14 | #include <iostream> |
| 15 | #include <sstream> |
| 16 | #include <iterator> |
| 17 | #include <cstdlib> |
| 18 | |
| 19 | #include "op_config.h" |
| 20 | #include "locate_images.h" |
| 21 | #include "op_exception.h" |
| 22 | #include "popt_options.h" |
| 23 | #include "cverb.h" |
| 24 | #include "common_option.h" |
| 25 | #include "file_manip.h" |
| 26 | |
| 27 | using namespace std; |
| 28 | |
| 29 | namespace options { |
| 30 | double threshold = 0.0; |
| 31 | string threshold_opt; |
| 32 | string session_dir = OP_SESSION_DIR_DEFAULT; |
| 33 | string command_options; |
| 34 | vector<string> image_path; |
| 35 | string root_path; |
| 36 | } |
| 37 | |
| 38 | namespace { |
| 39 | |
| 40 | vector<string> verbose_strings; |
| 41 | |
| 42 | popt::option common_options_array[] = { |
| 43 | popt::option(verbose_strings, "verbose", 'V', |
| 44 | // FIXME help string for verbose level |
| 45 | "verbose output", "all,debug,bfd,level1,sfile,stats,xml"), |
| 46 | popt::option(options::session_dir, "session-dir", '\0', |
| 47 | "specify session path to hold samples database and session data (" OP_SESSION_DIR_DEFAULT ")", "path"), |
| 48 | popt::option(options::image_path, "image-path", 'p', |
| 49 | "comma-separated path to search missing binaries", "path"), |
| 50 | popt::option(options::root_path, "root", 'R', |
| 51 | "path to filesystem to search for missing binaries", "path"), |
| 52 | }; |
| 53 | |
| 54 | |
| 55 | double handle_threshold(string threshold) |
| 56 | { |
| 57 | double value = 0.0; |
| 58 | |
| 59 | if (threshold.length()) { |
| 60 | istringstream ss(threshold); |
| 61 | if (!(ss >> value)) { |
| 62 | cerr << "illegal threshold value: " << threshold |
| 63 | << " allowed range: [0-100]" << endl; |
| 64 | exit(EXIT_FAILURE); |
| 65 | } |
| 66 | |
| 67 | if (value < 0.0 || value > 100.0) { |
| 68 | cerr << "illegal threshold value: " << threshold |
| 69 | << " allowed range: [0-100]" << endl; |
| 70 | exit(EXIT_FAILURE); |
| 71 | } |
| 72 | } |
| 73 | |
| 74 | cverb << vdebug << "threshold: " << value << endl;; |
| 75 | |
| 76 | return value; |
| 77 | } |
| 78 | |
| 79 | |
| 80 | vector<string> pre_parse_spec(vector<string> const & non_options) |
| 81 | { |
| 82 | vector<string> result; |
| 83 | |
| 84 | for (size_t i = 0; i < non_options.size(); ++i) { |
| 85 | if (non_options[i] == "{}") { |
| 86 | result.push_back("{"); |
| 87 | result.push_back("}"); |
| 88 | } else { |
| 89 | result.push_back(non_options[i]); |
| 90 | } |
| 91 | } |
| 92 | |
| 93 | return result; |
| 94 | } |
| 95 | |
| 96 | |
| 97 | options::spec const parse_spec(vector<string> non_options) |
| 98 | { |
| 99 | bool in_first = false; |
| 100 | bool in_second = false; |
| 101 | bool first = false; |
| 102 | bool second = false; |
| 103 | options::spec pspec; |
| 104 | |
| 105 | non_options = pre_parse_spec(non_options); |
| 106 | |
| 107 | vector<string>::const_iterator it = non_options.begin(); |
| 108 | vector<string>::const_iterator end = non_options.end(); |
| 109 | |
| 110 | for (; it != end; ++it) { |
| 111 | if (*it == "{") { |
| 112 | if (in_first || in_second || second) |
| 113 | goto fail; |
| 114 | if (first) { |
| 115 | in_second = true; |
| 116 | second = true; |
| 117 | } else { |
| 118 | in_first = true; |
| 119 | first = true; |
| 120 | } |
| 121 | continue; |
| 122 | } |
| 123 | |
| 124 | if (*it == "}") { |
| 125 | if (in_first) { |
| 126 | in_first = false; |
| 127 | } else if (in_second) { |
| 128 | in_second = false; |
| 129 | } else { |
| 130 | goto fail; |
| 131 | } |
| 132 | continue; |
| 133 | } |
| 134 | |
| 135 | if (in_first) { |
| 136 | pspec.first.push_back(*it); |
| 137 | } else if (in_second) { |
| 138 | pspec.second.push_back(*it); |
| 139 | } else { |
| 140 | pspec.common.push_back(*it); |
| 141 | } |
| 142 | } |
| 143 | |
| 144 | if (in_first || in_second || (first && !second)) |
| 145 | goto fail; |
| 146 | |
| 147 | if (pspec.first.empty() && pspec.second.size()) |
| 148 | goto fail; |
| 149 | |
| 150 | if (first && second) { |
| 151 | pspec.first.insert(pspec.first.begin(), pspec.common.begin(), |
| 152 | pspec.common.end()); |
| 153 | pspec.second.insert(pspec.second.begin(), pspec.common.begin(), |
| 154 | pspec.common.end()); |
| 155 | } |
| 156 | |
| 157 | return pspec; |
| 158 | fail: |
| 159 | cerr << "invalid profile specification "; |
| 160 | copy(non_options.begin(), non_options.end(), |
| 161 | ostream_iterator<string>(cerr, " ")); |
| 162 | cerr << endl; |
| 163 | exit(EXIT_FAILURE); |
| 164 | } |
| 165 | |
| 166 | |
| 167 | options::spec get_options(int argc, char const * argv[]) |
| 168 | { |
| 169 | vector<string> non_options; |
| 170 | popt::parse_options(argc, argv, non_options); |
| 171 | |
| 172 | // initialize paths in op_config.h |
| 173 | init_op_config_dirs(options::session_dir.c_str()); |
| 174 | |
| 175 | if (!options::threshold_opt.empty()) |
| 176 | options::threshold = handle_threshold(options::threshold_opt); |
| 177 | |
| 178 | if (!verbose::setup(verbose_strings)) { |
| 179 | cerr << "unknown --verbose= options\n"; |
| 180 | exit(EXIT_FAILURE); |
| 181 | } |
| 182 | |
| 183 | // XML generator needs command line options for its header |
| 184 | ostringstream str; |
| 185 | for (int i = 1; i < argc; ++i) |
| 186 | str << argv[i] << " "; |
| 187 | options::command_options = str.str(); |
| 188 | |
| 189 | return parse_spec(non_options); |
| 190 | } |
| 191 | |
| 192 | } // anon namespace |
| 193 | |
| 194 | |
| 195 | int run_pp_tool(int argc, char const * argv[], pp_fct_run_t fct) |
| 196 | { |
| 197 | try { |
| 198 | return fct(get_options(argc, argv)); |
| 199 | } |
| 200 | catch (op_runtime_error const & e) { |
| 201 | cerr << argv[0] << " error: " << e.what() << endl; |
| 202 | } |
| 203 | catch (op_fatal_error const & e) { |
| 204 | cerr << argv[0] << " error: " << e.what() << endl; |
| 205 | } |
| 206 | catch (op_exception const & e) { |
| 207 | cerr << argv[0] << " error: " << e.what() << endl; |
| 208 | } |
| 209 | catch (invalid_argument const & e) { |
| 210 | cerr << argv[0] << " error: " << e.what() << endl; |
| 211 | } |
| 212 | catch (exception const & e) { |
| 213 | cerr << argv[0] << " error: " << e.what() << endl; |
| 214 | } |
| 215 | catch (...) { |
| 216 | cerr << argv[0] << " unknown exception" << endl; |
| 217 | } |
| 218 | |
| 219 | return EXIT_FAILURE; |
| 220 | } |
| 221 | |
| 222 | |
| 223 | demangle_type handle_demangle_option(string const & option) |
| 224 | { |
| 225 | if (option == "none") |
| 226 | return dmt_none; |
| 227 | if (option == "smart") |
| 228 | return dmt_smart; |
| 229 | if (option == "normal") |
| 230 | return dmt_normal; |
| 231 | |
| 232 | throw op_runtime_error("invalid option --demangle=" + option); |
| 233 | } |
| 234 | |
| 235 | |
| 236 | merge_option handle_merge_option(vector<string> const & mergespec, |
| 237 | bool allow_lib, bool exclude_dependent) |
| 238 | { |
| 239 | using namespace options; |
| 240 | merge_option merge_by; |
| 241 | |
| 242 | merge_by.cpu = false; |
| 243 | merge_by.lib = false; |
| 244 | merge_by.tid = false; |
| 245 | merge_by.tgid = false; |
| 246 | merge_by.unitmask = false; |
| 247 | |
| 248 | if (!allow_lib) |
| 249 | merge_by.lib = true; |
| 250 | |
| 251 | bool is_all = false; |
| 252 | |
| 253 | vector<string>::const_iterator cit = mergespec.begin(); |
| 254 | vector<string>::const_iterator end = mergespec.end(); |
| 255 | |
| 256 | for (; cit != end; ++cit) { |
| 257 | if (*cit == "cpu") { |
| 258 | merge_by.cpu = true; |
| 259 | } else if (*cit == "tid") { |
| 260 | merge_by.tid = true; |
| 261 | } else if (*cit == "tgid") { |
| 262 | // PP:5.21 tgid merge imply tid merging. |
| 263 | merge_by.tgid = true; |
| 264 | merge_by.tid = true; |
| 265 | } else if ((*cit == "lib" || *cit == "library") && allow_lib) { |
| 266 | merge_by.lib = true; |
| 267 | } else if (*cit == "unitmask") { |
| 268 | merge_by.unitmask = true; |
| 269 | } else if (*cit == "all") { |
| 270 | merge_by.cpu = true; |
| 271 | merge_by.lib = true; |
| 272 | merge_by.tid = true; |
| 273 | merge_by.tgid = true; |
| 274 | merge_by.unitmask = true; |
| 275 | is_all = true; |
| 276 | } else { |
| 277 | cerr << "unknown merge option: " << *cit << endl; |
| 278 | exit(EXIT_FAILURE); |
| 279 | } |
| 280 | } |
| 281 | |
| 282 | // if --merge all, don't warn about lib merging, |
| 283 | // it's not user friendly. Behaviour should still |
| 284 | // be correct. |
| 285 | if (exclude_dependent && merge_by.lib && allow_lib && !is_all) { |
| 286 | cerr << "--merge=lib is meaningless " |
| 287 | << "with --exclude-dependent" << endl; |
| 288 | exit(EXIT_FAILURE); |
| 289 | } |
| 290 | |
| 291 | return merge_by; |
| 292 | } |