1 //===-- CommandObjectSource.cpp ---------------------------------*- C++ -*-===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 #include "lldb/lldb-python.h" 11 12 #include "CommandObjectSource.h" 13 14 // C Includes 15 // C++ Includes 16 // Other libraries and framework includes 17 // Project includes 18 #include "lldb/Interpreter/Args.h" 19 #include "lldb/Core/Debugger.h" 20 #include "lldb/Core/FileLineResolver.h" 21 #include "lldb/Core/Module.h" 22 #include "lldb/Core/ModuleSpec.h" 23 #include "lldb/Core/SourceManager.h" 24 #include "lldb/Interpreter/CommandInterpreter.h" 25 #include "lldb/Interpreter/CommandReturnObject.h" 26 #include "lldb/Host/FileSpec.h" 27 #include "lldb/Symbol/CompileUnit.h" 28 #include "lldb/Symbol/Function.h" 29 #include "lldb/Target/Process.h" 30 #include "lldb/Target/TargetList.h" 31 #include "lldb/Interpreter/CommandCompletions.h" 32 #include "lldb/Interpreter/Options.h" 33 34 using namespace lldb; 35 using namespace lldb_private; 36 37 //------------------------------------------------------------------------- 38 // CommandObjectSourceInfo 39 //------------------------------------------------------------------------- 40 41 class CommandObjectSourceInfo : public CommandObjectParsed 42 { 43 44 class CommandOptions : public Options 45 { 46 public: 47 CommandOptions (CommandInterpreter &interpreter) : 48 Options(interpreter) 49 { 50 } 51 52 ~CommandOptions () 53 { 54 } 55 56 Error 57 SetOptionValue (uint32_t option_idx, const char *option_arg) 58 { 59 Error error; 60 const int short_option = g_option_table[option_idx].short_option; 61 switch (short_option) 62 { 63 case 'l': 64 start_line = Args::StringToUInt32 (option_arg, 0); 65 if (start_line == 0) 66 error.SetErrorStringWithFormat("invalid line number: '%s'", option_arg); 67 break; 68 69 case 'f': 70 file_name = option_arg; 71 break; 72 73 default: 74 error.SetErrorStringWithFormat("unrecognized short option '%c'", short_option); 75 break; 76 } 77 78 return error; 79 } 80 81 void 82 OptionParsingStarting () 83 { 84 file_spec.Clear(); 85 file_name.clear(); 86 start_line = 0; 87 } 88 89 const OptionDefinition* 90 GetDefinitions () 91 { 92 return g_option_table; 93 } 94 static OptionDefinition g_option_table[]; 95 96 // Instance variables to hold the values for command options. 97 FileSpec file_spec; 98 std::string file_name; 99 uint32_t start_line; 100 101 }; 102 103 public: 104 CommandObjectSourceInfo(CommandInterpreter &interpreter) : 105 CommandObjectParsed (interpreter, 106 "source info", 107 "Display information about the source lines from the current executable's debug info.", 108 "source info [<cmd-options>]"), 109 m_options (interpreter) 110 { 111 } 112 113 ~CommandObjectSourceInfo () 114 { 115 } 116 117 118 Options * 119 GetOptions () 120 { 121 return &m_options; 122 } 123 124 protected: 125 bool 126 DoExecute (Args& command, CommandReturnObject &result) 127 { 128 result.AppendError ("Not yet implemented"); 129 result.SetStatus (eReturnStatusFailed); 130 return false; 131 } 132 133 CommandOptions m_options; 134 }; 135 136 OptionDefinition 137 CommandObjectSourceInfo::CommandOptions::g_option_table[] = 138 { 139 { LLDB_OPT_SET_1, false, "line", 'l', required_argument, NULL, 0, eArgTypeLineNum, "The line number at which to start the display source."}, 140 { LLDB_OPT_SET_1, false, "file", 'f', required_argument, NULL, CommandCompletions::eSourceFileCompletion, eArgTypeFilename, "The file from which to display source."}, 141 { 0, false, NULL, 0, 0, NULL, 0, eArgTypeNone, NULL } 142 }; 143 144 #pragma mark CommandObjectSourceList 145 //------------------------------------------------------------------------- 146 // CommandObjectSourceList 147 //------------------------------------------------------------------------- 148 149 class CommandObjectSourceList : public CommandObjectParsed 150 { 151 152 class CommandOptions : public Options 153 { 154 public: 155 CommandOptions (CommandInterpreter &interpreter) : 156 Options(interpreter) 157 { 158 } 159 160 ~CommandOptions () 161 { 162 } 163 164 Error 165 SetOptionValue (uint32_t option_idx, const char *option_arg) 166 { 167 Error error; 168 const int short_option = g_option_table[option_idx].short_option; 169 switch (short_option) 170 { 171 case 'l': 172 start_line = Args::StringToUInt32 (option_arg, 0); 173 if (start_line == 0) 174 error.SetErrorStringWithFormat("invalid line number: '%s'", option_arg); 175 break; 176 177 case 'c': 178 num_lines = Args::StringToUInt32 (option_arg, 0); 179 if (num_lines == 0) 180 error.SetErrorStringWithFormat("invalid line count: '%s'", option_arg); 181 break; 182 183 case 'f': 184 file_name = option_arg; 185 break; 186 187 case 'n': 188 symbol_name = option_arg; 189 break; 190 191 case 'a': 192 { 193 ExecutionContext exe_ctx (m_interpreter.GetExecutionContext()); 194 address = Args::StringToAddress(&exe_ctx, option_arg, LLDB_INVALID_ADDRESS, &error); 195 } 196 break; 197 case 's': 198 modules.push_back (std::string (option_arg)); 199 break; 200 201 case 'b': 202 show_bp_locs = true; 203 break; 204 case 'r': 205 reverse = true; 206 break; 207 default: 208 error.SetErrorStringWithFormat("unrecognized short option '%c'", short_option); 209 break; 210 } 211 212 return error; 213 } 214 215 void 216 OptionParsingStarting () 217 { 218 file_spec.Clear(); 219 file_name.clear(); 220 symbol_name.clear(); 221 address = LLDB_INVALID_ADDRESS; 222 start_line = 0; 223 num_lines = 0; 224 show_bp_locs = false; 225 reverse = false; 226 modules.clear(); 227 } 228 229 const OptionDefinition* 230 GetDefinitions () 231 { 232 return g_option_table; 233 } 234 static OptionDefinition g_option_table[]; 235 236 // Instance variables to hold the values for command options. 237 FileSpec file_spec; 238 std::string file_name; 239 std::string symbol_name; 240 lldb::addr_t address; 241 uint32_t start_line; 242 uint32_t num_lines; 243 STLStringArray modules; 244 bool show_bp_locs; 245 bool reverse; 246 }; 247 248 public: 249 CommandObjectSourceList(CommandInterpreter &interpreter) : 250 CommandObjectParsed (interpreter, 251 "source list", 252 "Display source code (as specified) based on the current executable's debug info.", 253 NULL, 254 eFlagRequiresTarget), 255 m_options (interpreter) 256 { 257 } 258 259 ~CommandObjectSourceList () 260 { 261 } 262 263 264 Options * 265 GetOptions () 266 { 267 return &m_options; 268 } 269 270 virtual const char * 271 GetRepeatCommand (Args ¤t_command_args, uint32_t index) 272 { 273 // This is kind of gross, but the command hasn't been parsed yet so we can't look at the option 274 // values for this invocation... I have to scan the arguments directly. 275 size_t num_args = current_command_args.GetArgumentCount(); 276 bool is_reverse = false; 277 for (size_t i = 0 ; i < num_args; i++) 278 { 279 const char *arg = current_command_args.GetArgumentAtIndex(i); 280 if (arg && (strcmp(arg, "-r") == 0 || strcmp(arg, "--reverse") == 0)) 281 { 282 is_reverse = true; 283 } 284 } 285 if (is_reverse) 286 { 287 if (m_reverse_name.empty()) 288 { 289 m_reverse_name = m_cmd_name; 290 m_reverse_name.append (" -r"); 291 } 292 return m_reverse_name.c_str(); 293 } 294 else 295 return m_cmd_name.c_str(); 296 } 297 298 protected: 299 300 struct SourceInfo 301 { 302 ConstString function; 303 LineEntry line_entry; 304 305 SourceInfo (const ConstString &name, const LineEntry &line_entry) : 306 function(name), 307 line_entry(line_entry) 308 { 309 } 310 311 SourceInfo () : 312 function(), 313 line_entry() 314 { 315 } 316 317 bool 318 IsValid () const 319 { 320 return (bool)function && line_entry.IsValid(); 321 } 322 323 bool 324 operator == (const SourceInfo &rhs) const 325 { 326 return function == rhs.function && 327 line_entry.file == rhs.line_entry.file && 328 line_entry.line == rhs.line_entry.line; 329 } 330 331 bool 332 operator != (const SourceInfo &rhs) const 333 { 334 return function != rhs.function || 335 line_entry.file != rhs.line_entry.file || 336 line_entry.line != rhs.line_entry.line; 337 } 338 339 bool 340 operator < (const SourceInfo &rhs) const 341 { 342 if (function.GetCString() < rhs.function.GetCString()) 343 return true; 344 if (line_entry.file.GetDirectory().GetCString() < rhs.line_entry.file.GetDirectory().GetCString()) 345 return true; 346 if (line_entry.file.GetFilename().GetCString() < rhs.line_entry.file.GetFilename().GetCString()) 347 return true; 348 if (line_entry.line < rhs.line_entry.line) 349 return true; 350 return false; 351 } 352 }; 353 354 size_t 355 DisplayFunctionSource (const SymbolContext &sc, 356 SourceInfo &source_info, 357 CommandReturnObject &result) 358 { 359 if (!source_info.IsValid()) 360 { 361 source_info.function = sc.GetFunctionName(); 362 source_info.line_entry = sc.GetFunctionStartLineEntry(); 363 } 364 365 if (sc.function) 366 { 367 Target *target = m_exe_ctx.GetTargetPtr(); 368 369 FileSpec start_file; 370 uint32_t start_line; 371 uint32_t end_line; 372 FileSpec end_file; 373 374 if (sc.block == NULL) 375 { 376 // Not an inlined function 377 sc.function->GetStartLineSourceInfo (start_file, start_line); 378 if (start_line == 0) 379 { 380 result.AppendErrorWithFormat("Could not find line information for start of function: \"%s\".\n", source_info.function.GetCString()); 381 result.SetStatus (eReturnStatusFailed); 382 return 0; 383 } 384 sc.function->GetEndLineSourceInfo (end_file, end_line); 385 } 386 else 387 { 388 // We have an inlined function 389 start_file = source_info.line_entry.file; 390 start_line = source_info.line_entry.line; 391 end_line = start_line + m_options.num_lines; 392 } 393 394 // This is a little hacky, but the first line table entry for a function points to the "{" that 395 // starts the function block. It would be nice to actually get the function 396 // declaration in there too. So back up a bit, but not further than what you're going to display. 397 uint32_t extra_lines; 398 if (m_options.num_lines >= 10) 399 extra_lines = 5; 400 else 401 extra_lines = m_options.num_lines/2; 402 uint32_t line_no; 403 if (start_line <= extra_lines) 404 line_no = 1; 405 else 406 line_no = start_line - extra_lines; 407 408 // For fun, if the function is shorter than the number of lines we're supposed to display, 409 // only display the function... 410 if (end_line != 0) 411 { 412 if (m_options.num_lines > end_line - line_no) 413 m_options.num_lines = end_line - line_no + extra_lines; 414 } 415 416 m_breakpoint_locations.Clear(); 417 418 if (m_options.show_bp_locs) 419 { 420 const bool show_inlines = true; 421 m_breakpoint_locations.Reset (start_file, 0, show_inlines); 422 SearchFilter target_search_filter (m_exe_ctx.GetTargetSP()); 423 target_search_filter.Search (m_breakpoint_locations); 424 } 425 426 result.AppendMessageWithFormat("File: %s\n", start_file.GetPath().c_str()); 427 return target->GetSourceManager().DisplaySourceLinesWithLineNumbers (start_file, 428 line_no, 429 0, 430 m_options.num_lines, 431 "", 432 &result.GetOutputStream(), 433 GetBreakpointLocations ()); 434 } 435 else 436 { 437 result.AppendErrorWithFormat("Could not find function info for: \"%s\".\n", m_options.symbol_name.c_str()); 438 } 439 return 0; 440 } 441 442 bool 443 DoExecute (Args& command, CommandReturnObject &result) 444 { 445 const size_t argc = command.GetArgumentCount(); 446 447 if (argc != 0) 448 { 449 result.AppendErrorWithFormat("'%s' takes no arguments, only flags.\n", GetCommandName()); 450 result.SetStatus (eReturnStatusFailed); 451 return false; 452 } 453 454 Target *target = m_exe_ctx.GetTargetPtr(); 455 456 SymbolContextList sc_list; 457 if (!m_options.symbol_name.empty()) 458 { 459 // Displaying the source for a symbol: 460 ConstString name(m_options.symbol_name.c_str()); 461 bool include_symbols = false; 462 bool include_inlines = true; 463 bool append = true; 464 size_t num_matches = 0; 465 466 if (m_options.num_lines == 0) 467 m_options.num_lines = 10; 468 469 const size_t num_modules = m_options.modules.size(); 470 if (num_modules > 0) 471 { 472 ModuleList matching_modules; 473 for (size_t i = 0; i < num_modules; ++i) 474 { 475 FileSpec module_file_spec(m_options.modules[i].c_str(), false); 476 if (module_file_spec) 477 { 478 ModuleSpec module_spec (module_file_spec); 479 matching_modules.Clear(); 480 target->GetImages().FindModules (module_spec, matching_modules); 481 num_matches += matching_modules.FindFunctions (name, eFunctionNameTypeAuto, include_symbols, include_inlines, append, sc_list); 482 } 483 } 484 } 485 else 486 { 487 num_matches = target->GetImages().FindFunctions (name, eFunctionNameTypeAuto, include_symbols, include_inlines, append, sc_list); 488 } 489 490 SymbolContext sc; 491 492 if (num_matches == 0) 493 { 494 result.AppendErrorWithFormat("Could not find function named: \"%s\".\n", m_options.symbol_name.c_str()); 495 result.SetStatus (eReturnStatusFailed); 496 return false; 497 } 498 499 if (num_matches > 1) 500 { 501 std::set<SourceInfo> source_match_set; 502 503 bool displayed_something = false; 504 for (size_t i = 0; i < num_matches; i++) 505 { 506 sc_list.GetContextAtIndex (i, sc); 507 SourceInfo source_info (sc.GetFunctionName(), 508 sc.GetFunctionStartLineEntry()); 509 510 if (source_info.IsValid()) 511 { 512 if (source_match_set.find(source_info) == source_match_set.end()) 513 { 514 source_match_set.insert(source_info); 515 if (DisplayFunctionSource (sc, source_info, result)) 516 displayed_something = true; 517 } 518 } 519 } 520 521 if (displayed_something) 522 result.SetStatus (eReturnStatusSuccessFinishResult); 523 else 524 result.SetStatus (eReturnStatusFailed); 525 } 526 else 527 { 528 sc_list.GetContextAtIndex (0, sc); 529 SourceInfo source_info; 530 531 if (DisplayFunctionSource (sc, source_info, result)) 532 { 533 result.SetStatus (eReturnStatusSuccessFinishResult); 534 } 535 else 536 { 537 result.SetStatus (eReturnStatusFailed); 538 } 539 } 540 return result.Succeeded(); 541 } 542 else if (m_options.address != LLDB_INVALID_ADDRESS) 543 { 544 SymbolContext sc; 545 Address so_addr; 546 StreamString error_strm; 547 548 if (target->GetSectionLoadList().IsEmpty()) 549 { 550 // The target isn't loaded yet, we need to lookup the file address 551 // in all modules 552 const ModuleList &module_list = target->GetImages(); 553 const size_t num_modules = module_list.GetSize(); 554 for (size_t i=0; i<num_modules; ++i) 555 { 556 ModuleSP module_sp (module_list.GetModuleAtIndex(i)); 557 if (module_sp && module_sp->ResolveFileAddress(m_options.address, so_addr)) 558 { 559 sc.Clear(true); 560 if (module_sp->ResolveSymbolContextForAddress (so_addr, eSymbolContextEverything, sc) & eSymbolContextLineEntry) 561 sc_list.Append(sc); 562 } 563 } 564 565 if (sc_list.GetSize() == 0) 566 { 567 result.AppendErrorWithFormat("no modules have source information for file address 0x%" PRIx64 ".\n", 568 m_options.address); 569 result.SetStatus (eReturnStatusFailed); 570 return false; 571 } 572 } 573 else 574 { 575 // The target has some things loaded, resolve this address to a 576 // compile unit + file + line and display 577 if (target->GetSectionLoadList().ResolveLoadAddress (m_options.address, so_addr)) 578 { 579 ModuleSP module_sp (so_addr.GetModule()); 580 if (module_sp) 581 { 582 sc.Clear(true); 583 if (module_sp->ResolveSymbolContextForAddress (so_addr, eSymbolContextEverything, sc) & eSymbolContextLineEntry) 584 { 585 sc_list.Append(sc); 586 } 587 else 588 { 589 so_addr.Dump(&error_strm, NULL, Address::DumpStyleModuleWithFileAddress); 590 result.AppendErrorWithFormat("address resolves to %s, but there is no line table information available for this address.\n", 591 error_strm.GetData()); 592 result.SetStatus (eReturnStatusFailed); 593 return false; 594 } 595 } 596 } 597 598 if (sc_list.GetSize() == 0) 599 { 600 result.AppendErrorWithFormat("no modules contain load address 0x%" PRIx64 ".\n", m_options.address); 601 result.SetStatus (eReturnStatusFailed); 602 return false; 603 } 604 } 605 uint32_t num_matches = sc_list.GetSize(); 606 for (uint32_t i=0; i<num_matches; ++i) 607 { 608 sc_list.GetContextAtIndex(i, sc); 609 if (sc.comp_unit) 610 { 611 if (m_options.show_bp_locs) 612 { 613 m_breakpoint_locations.Clear(); 614 const bool show_inlines = true; 615 m_breakpoint_locations.Reset (*sc.comp_unit, 0, show_inlines); 616 SearchFilter target_search_filter (target->shared_from_this()); 617 target_search_filter.Search (m_breakpoint_locations); 618 } 619 620 bool show_fullpaths = true; 621 bool show_module = true; 622 bool show_inlined_frames = true; 623 sc.DumpStopContext(&result.GetOutputStream(), 624 m_exe_ctx.GetBestExecutionContextScope(), 625 sc.line_entry.range.GetBaseAddress(), 626 show_fullpaths, 627 show_module, 628 show_inlined_frames); 629 result.GetOutputStream().EOL(); 630 631 if (m_options.num_lines == 0) 632 m_options.num_lines = 10; 633 634 size_t lines_to_back_up = m_options.num_lines >= 10 ? 5 : m_options.num_lines/2; 635 636 target->GetSourceManager().DisplaySourceLinesWithLineNumbers (sc.comp_unit, 637 sc.line_entry.line, 638 lines_to_back_up, 639 m_options.num_lines - lines_to_back_up, 640 "->", 641 &result.GetOutputStream(), 642 GetBreakpointLocations ()); 643 result.SetStatus (eReturnStatusSuccessFinishResult); 644 } 645 } 646 } 647 else if (m_options.file_name.empty()) 648 { 649 // Last valid source manager context, or the current frame if no 650 // valid last context in source manager. 651 // One little trick here, if you type the exact same list command twice in a row, it is 652 // more likely because you typed it once, then typed it again 653 if (m_options.start_line == 0) 654 { 655 if (target->GetSourceManager().DisplayMoreWithLineNumbers (&result.GetOutputStream(), 656 m_options.num_lines, 657 m_options.reverse, 658 GetBreakpointLocations ())) 659 { 660 result.SetStatus (eReturnStatusSuccessFinishResult); 661 } 662 } 663 else 664 { 665 if (m_options.num_lines == 0) 666 m_options.num_lines = 10; 667 668 if (m_options.show_bp_locs) 669 { 670 SourceManager::FileSP last_file_sp (target->GetSourceManager().GetLastFile ()); 671 if (last_file_sp) 672 { 673 const bool show_inlines = true; 674 m_breakpoint_locations.Reset (last_file_sp->GetFileSpec(), 0, show_inlines); 675 SearchFilter target_search_filter (target->shared_from_this()); 676 target_search_filter.Search (m_breakpoint_locations); 677 } 678 } 679 else 680 m_breakpoint_locations.Clear(); 681 682 if (target->GetSourceManager().DisplaySourceLinesWithLineNumbersUsingLastFile( 683 m_options.start_line, // Line to display 684 m_options.num_lines, // Lines after line to 685 UINT32_MAX, // Don't mark "line" 686 "", // Don't mark "line" 687 &result.GetOutputStream(), 688 GetBreakpointLocations ())) 689 { 690 result.SetStatus (eReturnStatusSuccessFinishResult); 691 } 692 693 } 694 } 695 else 696 { 697 const char *filename = m_options.file_name.c_str(); 698 699 bool check_inlines = false; 700 SymbolContextList sc_list; 701 size_t num_matches = 0; 702 703 if (m_options.modules.size() > 0) 704 { 705 ModuleList matching_modules; 706 for (size_t i = 0, e = m_options.modules.size(); i < e; ++i) 707 { 708 FileSpec module_file_spec(m_options.modules[i].c_str(), false); 709 if (module_file_spec) 710 { 711 ModuleSpec module_spec (module_file_spec); 712 matching_modules.Clear(); 713 target->GetImages().FindModules (module_spec, matching_modules); 714 num_matches += matching_modules.ResolveSymbolContextForFilePath (filename, 715 0, 716 check_inlines, 717 eSymbolContextModule | eSymbolContextCompUnit, 718 sc_list); 719 } 720 } 721 } 722 else 723 { 724 num_matches = target->GetImages().ResolveSymbolContextForFilePath (filename, 725 0, 726 check_inlines, 727 eSymbolContextModule | eSymbolContextCompUnit, 728 sc_list); 729 } 730 731 if (num_matches == 0) 732 { 733 result.AppendErrorWithFormat("Could not find source file \"%s\".\n", 734 m_options.file_name.c_str()); 735 result.SetStatus (eReturnStatusFailed); 736 return false; 737 } 738 739 if (num_matches > 1) 740 { 741 SymbolContext sc; 742 bool got_multiple = false; 743 FileSpec *test_cu_spec = NULL; 744 745 for (unsigned i = 0; i < num_matches; i++) 746 { 747 sc_list.GetContextAtIndex(i, sc); 748 if (sc.comp_unit) 749 { 750 if (test_cu_spec) 751 { 752 if (test_cu_spec != static_cast<FileSpec *> (sc.comp_unit)) 753 got_multiple = true; 754 break; 755 } 756 else 757 test_cu_spec = sc.comp_unit; 758 } 759 } 760 if (got_multiple) 761 { 762 result.AppendErrorWithFormat("Multiple source files found matching: \"%s.\"\n", 763 m_options.file_name.c_str()); 764 result.SetStatus (eReturnStatusFailed); 765 return false; 766 } 767 } 768 769 SymbolContext sc; 770 if (sc_list.GetContextAtIndex(0, sc)) 771 { 772 if (sc.comp_unit) 773 { 774 if (m_options.show_bp_locs) 775 { 776 const bool show_inlines = true; 777 m_breakpoint_locations.Reset (*sc.comp_unit, 0, show_inlines); 778 SearchFilter target_search_filter (target->shared_from_this()); 779 target_search_filter.Search (m_breakpoint_locations); 780 } 781 else 782 m_breakpoint_locations.Clear(); 783 784 if (m_options.num_lines == 0) 785 m_options.num_lines = 10; 786 787 target->GetSourceManager().DisplaySourceLinesWithLineNumbers (sc.comp_unit, 788 m_options.start_line, 789 0, 790 m_options.num_lines, 791 "", 792 &result.GetOutputStream(), 793 GetBreakpointLocations ()); 794 795 result.SetStatus (eReturnStatusSuccessFinishResult); 796 } 797 else 798 { 799 result.AppendErrorWithFormat("No comp unit found for: \"%s.\"\n", 800 m_options.file_name.c_str()); 801 result.SetStatus (eReturnStatusFailed); 802 return false; 803 } 804 } 805 } 806 return result.Succeeded(); 807 } 808 809 const SymbolContextList * 810 GetBreakpointLocations () 811 { 812 if (m_breakpoint_locations.GetFileLineMatches().GetSize() > 0) 813 return &m_breakpoint_locations.GetFileLineMatches(); 814 return NULL; 815 } 816 CommandOptions m_options; 817 FileLineResolver m_breakpoint_locations; 818 std::string m_reverse_name; 819 820 }; 821 822 OptionDefinition 823 CommandObjectSourceList::CommandOptions::g_option_table[] = 824 { 825 { LLDB_OPT_SET_ALL, false, "count", 'c', required_argument, NULL, 0, eArgTypeCount, "The number of source lines to display."}, 826 { LLDB_OPT_SET_1 | 827 LLDB_OPT_SET_2 , false, "shlib", 's', required_argument, NULL, CommandCompletions::eModuleCompletion, eArgTypeShlibName, "Look up the source file in the given shared library."}, 828 { LLDB_OPT_SET_ALL, false, "show-breakpoints", 'b', no_argument, NULL, 0, eArgTypeNone, "Show the line table locations from the debug information that indicate valid places to set source level breakpoints."}, 829 { LLDB_OPT_SET_1 , false, "file", 'f', required_argument, NULL, CommandCompletions::eSourceFileCompletion, eArgTypeFilename, "The file from which to display source."}, 830 { LLDB_OPT_SET_1 , false, "line", 'l', required_argument, NULL, 0, eArgTypeLineNum, "The line number at which to start the display source."}, 831 { LLDB_OPT_SET_2 , false, "name", 'n', required_argument, NULL, CommandCompletions::eSymbolCompletion, eArgTypeSymbol, "The name of a function whose source to display."}, 832 { LLDB_OPT_SET_3 , false, "address",'a', required_argument, NULL, 0, eArgTypeAddressOrExpression, "Lookup the address and display the source information for the corresponding file and line."}, 833 { LLDB_OPT_SET_4, false, "reverse", 'r', no_argument, NULL, 0, eArgTypeNone, "Reverse the listing to look backwards from the last displayed block of source."}, 834 { 0, false, NULL, 0, 0, NULL, 0, eArgTypeNone, NULL } 835 }; 836 837 #pragma mark CommandObjectMultiwordSource 838 839 //------------------------------------------------------------------------- 840 // CommandObjectMultiwordSource 841 //------------------------------------------------------------------------- 842 843 CommandObjectMultiwordSource::CommandObjectMultiwordSource (CommandInterpreter &interpreter) : 844 CommandObjectMultiword (interpreter, 845 "source", 846 "A set of commands for accessing source file information", 847 "source <subcommand> [<subcommand-options>]") 848 { 849 // "source info" isn't implemented yet... 850 //LoadSubCommand ("info", CommandObjectSP (new CommandObjectSourceInfo (interpreter))); 851 LoadSubCommand ("list", CommandObjectSP (new CommandObjectSourceList (interpreter))); 852 } 853 854 CommandObjectMultiwordSource::~CommandObjectMultiwordSource () 855 { 856 } 857 858