CommandObjectFrame.cpp revision 9bd7e354c07c7a807c89d787995b28d7a7f4ca25
1//===-- CommandObjectFrame.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 "CommandObjectFrame.h" 11 12// C Includes 13// C++ Includes 14// Other libraries and framework includes 15// Project includes 16#include "lldb/Core/Debugger.h" 17#include "lldb/Core/Module.h" 18#include "lldb/Core/StreamFile.h" 19#include "lldb/Core/Timer.h" 20#include "lldb/Core/Value.h" 21#include "lldb/Core/ValueObject.h" 22#include "lldb/Core/ValueObjectVariable.h" 23#include "lldb/Interpreter/Args.h" 24#include "lldb/Interpreter/CommandInterpreter.h" 25#include "lldb/Interpreter/CommandReturnObject.h" 26#include "lldb/Interpreter/Options.h" 27#include "lldb/Symbol/ClangASTType.h" 28#include "lldb/Symbol/ClangASTContext.h" 29#include "lldb/Symbol/ObjectFile.h" 30#include "lldb/Symbol/SymbolContext.h" 31#include "lldb/Symbol/Type.h" 32#include "lldb/Symbol/Variable.h" 33#include "lldb/Symbol/VariableList.h" 34#include "lldb/Target/Process.h" 35#include "lldb/Target/StackFrame.h" 36#include "lldb/Target/Thread.h" 37#include "lldb/Target/Target.h" 38 39#include "CommandObjectThread.h" 40 41using namespace lldb; 42using namespace lldb_private; 43 44#pragma mark CommandObjectFrameInfo 45 46//------------------------------------------------------------------------- 47// CommandObjectFrameInfo 48//------------------------------------------------------------------------- 49 50class CommandObjectFrameInfo : public CommandObject 51{ 52public: 53 54 CommandObjectFrameInfo (CommandInterpreter &interpreter) : 55 CommandObject (interpreter, 56 "frame info", 57 "List information about the currently selected frame in the current thread.", 58 "frame info", 59 eFlagProcessMustBeLaunched | eFlagProcessMustBePaused) 60 { 61 } 62 63 ~CommandObjectFrameInfo () 64 { 65 } 66 67 bool 68 Execute (Args& command, 69 CommandReturnObject &result) 70 { 71 ExecutionContext exe_ctx(m_interpreter.GetDebugger().GetExecutionContext()); 72 if (exe_ctx.frame) 73 { 74 exe_ctx.frame->DumpUsingSettingsFormat (&result.GetOutputStream()); 75 result.GetOutputStream().EOL(); 76 result.SetStatus (eReturnStatusSuccessFinishResult); 77 } 78 else 79 { 80 result.AppendError ("no current frame"); 81 result.SetStatus (eReturnStatusFailed); 82 } 83 return result.Succeeded(); 84 } 85}; 86 87#pragma mark CommandObjectFrameSelect 88 89//------------------------------------------------------------------------- 90// CommandObjectFrameSelect 91//------------------------------------------------------------------------- 92 93class CommandObjectFrameSelect : public CommandObject 94{ 95public: 96 97 class CommandOptions : public Options 98 { 99 public: 100 101 CommandOptions () : 102 Options() 103 { 104 ResetOptionValues (); 105 } 106 107 virtual 108 ~CommandOptions () 109 { 110 } 111 112 virtual Error 113 SetOptionValue (int option_idx, const char *option_arg) 114 { 115 Error error; 116 bool success = false; 117 char short_option = (char) m_getopt_table[option_idx].val; 118 switch (short_option) 119 { 120 case 'r': 121 relative_frame_offset = Args::StringToSInt32 (option_arg, INT32_MIN, 0, &success); 122 if (!success) 123 error.SetErrorStringWithFormat ("invalid frame offset argument '%s'.\n", option_arg); 124 break; 125 126 default: 127 ("Invalid short option character '%c'.\n", short_option); 128 break; 129 } 130 131 return error; 132 } 133 134 void 135 ResetOptionValues () 136 { 137 Options::ResetOptionValues(); 138 relative_frame_offset = INT32_MIN; 139 } 140 141 const lldb::OptionDefinition* 142 GetDefinitions () 143 { 144 return g_option_table; 145 } 146 147 // Options table: Required for subclasses of Options. 148 149 static lldb::OptionDefinition g_option_table[]; 150 int32_t relative_frame_offset; 151 }; 152 153 CommandObjectFrameSelect (CommandInterpreter &interpreter) : 154 CommandObject (interpreter, 155 "frame select", 156 "Select a frame by index from within the current thread and make it the current frame.", 157 NULL, 158 eFlagProcessMustBeLaunched | eFlagProcessMustBePaused) 159 { 160 CommandArgumentEntry arg; 161 CommandArgumentData index_arg; 162 163 // Define the first (and only) variant of this arg. 164 index_arg.arg_type = eArgTypeFrameIndex; 165 index_arg.arg_repetition = eArgRepeatOptional; 166 167 // There is only one variant this argument could be; put it into the argument entry. 168 arg.push_back (index_arg); 169 170 // Push the data for the first argument into the m_arguments vector. 171 m_arguments.push_back (arg); 172 } 173 174 ~CommandObjectFrameSelect () 175 { 176 } 177 178 virtual 179 Options * 180 GetOptions () 181 { 182 return &m_options; 183 } 184 185 186 bool 187 Execute (Args& command, 188 CommandReturnObject &result) 189 { 190 ExecutionContext exe_ctx (m_interpreter.GetDebugger().GetExecutionContext()); 191 if (exe_ctx.thread) 192 { 193 const uint32_t num_frames = exe_ctx.thread->GetStackFrameCount(); 194 uint32_t frame_idx = UINT32_MAX; 195 if (m_options.relative_frame_offset != INT32_MIN) 196 { 197 // The one and only argument is a signed relative frame index 198 frame_idx = exe_ctx.thread->GetSelectedFrameIndex (); 199 if (frame_idx == UINT32_MAX) 200 frame_idx = 0; 201 202 if (m_options.relative_frame_offset < 0) 203 { 204 if (frame_idx >= -m_options.relative_frame_offset) 205 frame_idx += m_options.relative_frame_offset; 206 else 207 frame_idx = 0; 208 } 209 else if (m_options.relative_frame_offset > 0) 210 { 211 if (num_frames - frame_idx > m_options.relative_frame_offset) 212 frame_idx += m_options.relative_frame_offset; 213 else 214 frame_idx = num_frames - 1; 215 } 216 } 217 else 218 { 219 if (command.GetArgumentCount() == 1) 220 { 221 const char *frame_idx_cstr = command.GetArgumentAtIndex(0); 222 frame_idx = Args::StringToUInt32 (frame_idx_cstr, UINT32_MAX, 0); 223 } 224 else 225 { 226 result.AppendError ("invalid arguments.\n"); 227 m_options.GenerateOptionUsage (m_interpreter, result.GetErrorStream(), this); 228 } 229 } 230 231 if (frame_idx < num_frames) 232 { 233 exe_ctx.thread->SetSelectedFrameByIndex (frame_idx); 234 exe_ctx.frame = exe_ctx.thread->GetSelectedFrame ().get(); 235 236 if (exe_ctx.frame) 237 { 238 bool already_shown = false; 239 SymbolContext frame_sc(exe_ctx.frame->GetSymbolContext(eSymbolContextLineEntry)); 240 if (m_interpreter.GetDebugger().GetUseExternalEditor() && frame_sc.line_entry.file && frame_sc.line_entry.line != 0) 241 { 242 already_shown = Host::OpenFileInExternalEditor (frame_sc.line_entry.file, frame_sc.line_entry.line); 243 } 244 245 if (DisplayFrameForExecutionContext (exe_ctx.thread, 246 exe_ctx.frame, 247 m_interpreter, 248 result.GetOutputStream(), 249 true, 250 !already_shown, 251 3, 252 3)) 253 { 254 result.SetStatus (eReturnStatusSuccessFinishResult); 255 return result.Succeeded(); 256 } 257 } 258 } 259 result.AppendErrorWithFormat ("Frame index (%u) out of range.\n", frame_idx); 260 } 261 else 262 { 263 result.AppendError ("no current thread"); 264 } 265 result.SetStatus (eReturnStatusFailed); 266 return false; 267 } 268protected: 269 270 CommandOptions m_options; 271}; 272 273lldb::OptionDefinition 274CommandObjectFrameSelect::CommandOptions::g_option_table[] = 275{ 276{ LLDB_OPT_SET_1, false, "relative", 'r', required_argument, NULL, 0, eArgTypeOffset, "A relative frame index offset from the current frame index."}, 277{ 0, false, NULL, 0, 0, NULL, NULL, eArgTypeNone, NULL } 278}; 279 280#pragma mark CommandObjectFrameVariable 281//---------------------------------------------------------------------- 282// List images with associated information 283//---------------------------------------------------------------------- 284class CommandObjectFrameVariable : public CommandObject 285{ 286public: 287 288 class CommandOptions : public Options 289 { 290 public: 291 292 CommandOptions () : 293 Options() 294 { 295 ResetOptionValues (); 296 } 297 298 virtual 299 ~CommandOptions () 300 { 301 } 302 303 virtual Error 304 SetOptionValue (int option_idx, const char *option_arg) 305 { 306 Error error; 307 bool success; 308 char short_option = (char) m_getopt_table[option_idx].val; 309 switch (short_option) 310 { 311 case 'o': use_objc = true; break; 312 case 'r': use_regex = true; break; 313 case 'a': show_args = false; break; 314 case 'l': show_locals = false; break; 315 case 'g': show_globals = true; break; 316 case 't': show_types = true; break; 317 case 'y': show_summary = false; break; 318 case 'L': show_location= true; break; 319 case 'c': show_decl = true; break; 320 case 'D': debug = true; break; 321 case 'f': flat_output = true; break; 322 case 'd': 323 max_depth = Args::StringToUInt32 (option_arg, UINT32_MAX, 0, &success); 324 if (!success) 325 error.SetErrorStringWithFormat("Invalid max depth '%s'.\n", option_arg); 326 break; 327 328 case 'p': 329 ptr_depth = Args::StringToUInt32 (option_arg, 0, 0, &success); 330 if (!success) 331 error.SetErrorStringWithFormat("Invalid pointer depth '%s'.\n", option_arg); 332 break; 333 334 case 'G': 335 globals.push_back(ConstString (option_arg)); 336 break; 337 338 case 's': 339 show_scope = true; 340 break; 341 342 default: 343 error.SetErrorStringWithFormat("Invalid short option character '%c'.\n", short_option); 344 break; 345 } 346 347 return error; 348 } 349 350 void 351 ResetOptionValues () 352 { 353 Options::ResetOptionValues(); 354 355 use_objc = false; 356 use_regex = false; 357 show_args = true; 358 show_locals = true; 359 show_globals = false; 360 show_types = false; 361 show_scope = false; 362 show_summary = true; 363 show_location = false; 364 show_decl = false; 365 debug = false; 366 flat_output = false; 367 max_depth = UINT32_MAX; 368 ptr_depth = 0; 369 globals.clear(); 370 } 371 372 const lldb::OptionDefinition* 373 GetDefinitions () 374 { 375 return g_option_table; 376 } 377 378 // Options table: Required for subclasses of Options. 379 380 static lldb::OptionDefinition g_option_table[]; 381 bool use_objc:1, 382 use_regex:1, 383 show_args:1, 384 show_locals:1, 385 show_globals:1, 386 show_types:1, 387 show_scope:1, 388 show_summary:1, 389 show_location:1, 390 show_decl:1, 391 debug:1, 392 flat_output:1; 393 uint32_t max_depth; // The depth to print when dumping concrete (not pointers) aggreate values 394 uint32_t ptr_depth; // The default depth that is dumped when we find pointers 395 std::vector<ConstString> globals; 396 // Instance variables to hold the values for command options. 397 }; 398 399 CommandObjectFrameVariable (CommandInterpreter &interpreter) : 400 CommandObject (interpreter, 401 "frame variable", 402 "Show frame variables. All argument and local variables " 403 "that are in scope will be shown when no arguments are given. " 404 "If any arguments are specified, they can be names of " 405 "argument, local, file static and file global variables. " 406 "Children of aggregate variables can be specified such as " 407 "'var->child.x'.", 408 NULL) 409 { 410 CommandArgumentEntry arg; 411 CommandArgumentData var_name_arg; 412 413 // Define the first (and only) variant of this arg. 414 var_name_arg.arg_type = eArgTypeVarName; 415 var_name_arg.arg_repetition = eArgRepeatStar; 416 417 // There is only one variant this argument could be; put it into the argument entry. 418 arg.push_back (var_name_arg); 419 420 // Push the data for the first argument into the m_arguments vector. 421 m_arguments.push_back (arg); 422 } 423 424 virtual 425 ~CommandObjectFrameVariable () 426 { 427 } 428 429 virtual 430 Options * 431 GetOptions () 432 { 433 return &m_options; 434 } 435 436 437 virtual bool 438 Execute 439 ( 440 Args& command, 441 CommandReturnObject &result 442 ) 443 { 444 ExecutionContext exe_ctx(m_interpreter.GetDebugger().GetExecutionContext()); 445 if (exe_ctx.frame == NULL) 446 { 447 result.AppendError ("you must be stopped in a valid stack frame to view frame variables."); 448 result.SetStatus (eReturnStatusFailed); 449 return false; 450 } 451 else 452 { 453 Stream &s = result.GetOutputStream(); 454 455 bool get_file_globals = true; 456 VariableList *variable_list = exe_ctx.frame->GetVariableList (get_file_globals); 457 458 VariableSP var_sp; 459 ValueObjectSP valobj_sp; 460 //ValueObjectList &valobj_list = exe_ctx.frame->GetValueObjectList(); 461 const char *name_cstr = NULL; 462 size_t idx; 463 if (!m_options.globals.empty()) 464 { 465 uint32_t fail_count = 0; 466 if (exe_ctx.target) 467 { 468 const size_t num_globals = m_options.globals.size(); 469 for (idx = 0; idx < num_globals; ++idx) 470 { 471 VariableList global_var_list; 472 const uint32_t num_matching_globals = exe_ctx.target->GetImages().FindGlobalVariables (m_options.globals[idx], true, UINT32_MAX, global_var_list); 473 474 if (num_matching_globals == 0) 475 { 476 ++fail_count; 477 result.GetErrorStream().Printf ("error: can't find global variable '%s'\n", m_options.globals[idx].AsCString()); 478 } 479 else 480 { 481 for (uint32_t global_idx=0; global_idx<num_matching_globals; ++global_idx) 482 { 483 var_sp = global_var_list.GetVariableAtIndex(global_idx); 484 if (var_sp) 485 { 486 valobj_sp = exe_ctx.frame->GetValueObjectForFrameVariable (var_sp); 487 if (!valobj_sp) 488 valobj_sp = exe_ctx.frame->TrackGlobalVariable (var_sp); 489 490 if (valobj_sp) 491 { 492 if (m_options.show_decl && var_sp->GetDeclaration ().GetFile()) 493 { 494 var_sp->GetDeclaration ().DumpStopContext (&s, false); 495 s.PutCString (": "); 496 } 497 498 ValueObject::DumpValueObject (result.GetOutputStream(), 499 exe_ctx.frame, 500 valobj_sp.get(), 501 name_cstr, 502 m_options.ptr_depth, 503 0, 504 m_options.max_depth, 505 m_options.show_types, 506 m_options.show_location, 507 m_options.use_objc, 508 false, 509 m_options.flat_output); 510 } 511 } 512 } 513 } 514 } 515 } 516 if (fail_count) 517 result.SetStatus (eReturnStatusFailed); 518 } 519 else if (variable_list) 520 { 521 if (command.GetArgumentCount() > 0) 522 { 523 VariableList regex_var_list; 524 525 // If we have any args to the variable command, we will make 526 // variable objects from them... 527 for (idx = 0; (name_cstr = command.GetArgumentAtIndex(idx)) != NULL; ++idx) 528 { 529 uint32_t ptr_depth = m_options.ptr_depth; 530 531 if (m_options.use_regex) 532 { 533 const uint32_t regex_start_index = regex_var_list.GetSize(); 534 RegularExpression regex (name_cstr); 535 if (regex.Compile(name_cstr)) 536 { 537 size_t num_matches = 0; 538 const size_t num_new_regex_vars = variable_list->AppendVariablesIfUnique(regex, regex_var_list, num_matches); 539 if (num_new_regex_vars > 0) 540 { 541 for (uint32_t regex_idx = regex_start_index, end_index = regex_var_list.GetSize(); 542 regex_idx < end_index; 543 ++regex_idx) 544 { 545 var_sp = regex_var_list.GetVariableAtIndex (regex_idx); 546 if (var_sp) 547 { 548 valobj_sp = exe_ctx.frame->GetValueObjectForFrameVariable (var_sp); 549 if (valobj_sp) 550 { 551 if (m_options.show_decl && var_sp->GetDeclaration ().GetFile()) 552 { 553 var_sp->GetDeclaration ().DumpStopContext (&s, false); 554 s.PutCString (": "); 555 } 556 557 ValueObject::DumpValueObject (result.GetOutputStream(), 558 exe_ctx.frame, 559 valobj_sp.get(), 560 var_sp->GetName().AsCString(), 561 m_options.ptr_depth, 562 0, 563 m_options.max_depth, 564 m_options.show_types, 565 m_options.show_location, 566 m_options.use_objc, 567 false, 568 m_options.flat_output); 569 } 570 } 571 } 572 } 573 else if (num_matches == 0) 574 { 575 result.GetErrorStream().Printf ("error: no variables matched the regular expression '%s'.\n", name_cstr); 576 } 577 } 578 else 579 { 580 char regex_error[1024]; 581 if (regex.GetErrorAsCString(regex_error, sizeof(regex_error))) 582 result.GetErrorStream().Printf ("error: %s\n", regex_error); 583 else 584 result.GetErrorStream().Printf ("error: unkown regex error when compiling '%s'\n", name_cstr); 585 } 586 } 587 else 588 { 589 // If first character is a '*', then show pointer contents 590 if (name_cstr[0] == '*') 591 { 592 ++ptr_depth; 593 name_cstr++; // Skip the '*' 594 } 595 596 std::string var_path (name_cstr); 597 size_t separator_idx = var_path.find_first_of(".-["); 598 599 ConstString name_const_string; 600 if (separator_idx == std::string::npos) 601 name_const_string.SetCString (var_path.c_str()); 602 else 603 name_const_string.SetCStringWithLength (var_path.c_str(), separator_idx); 604 605 var_sp = variable_list->FindVariable(name_const_string); 606 if (var_sp) 607 { 608 valobj_sp = exe_ctx.frame->GetValueObjectForFrameVariable (var_sp); 609 610 var_path.erase (0, name_const_string.GetLength ()); 611 // We are dumping at least one child 612 while (separator_idx != std::string::npos) 613 { 614 // Calculate the next separator index ahead of time 615 ValueObjectSP child_valobj_sp; 616 const char separator_type = var_path[0]; 617 switch (separator_type) 618 { 619 620 case '-': 621 if (var_path.size() >= 2 && var_path[1] != '>') 622 { 623 result.GetErrorStream().Printf ("error: invalid character in variable path starting at '%s'\n", 624 var_path.c_str()); 625 var_path.clear(); 626 valobj_sp.reset(); 627 break; 628 } 629 var_path.erase (0, 1); // Remove the '-' 630 // Fall through 631 case '.': 632 { 633 var_path.erase (0, 1); // Remove the '.' or '>' 634 separator_idx = var_path.find_first_of(".-["); 635 ConstString child_name; 636 if (separator_idx == std::string::npos) 637 child_name.SetCString (var_path.c_str()); 638 else 639 child_name.SetCStringWithLength(var_path.c_str(), separator_idx); 640 641 child_valobj_sp = valobj_sp->GetChildMemberWithName (child_name, true); 642 if (!child_valobj_sp) 643 { 644 result.GetErrorStream().Printf ("error: can't find child of '%s' named '%s'\n", 645 valobj_sp->GetName().AsCString(), 646 child_name.GetCString()); 647 var_path.clear(); 648 valobj_sp.reset(); 649 break; 650 } 651 // Remove the child name from the path 652 var_path.erase(0, child_name.GetLength()); 653 } 654 break; 655 656 case '[': 657 // Array member access, or treating pointer as an array 658 if (var_path.size() > 2) // Need at least two brackets and a number 659 { 660 char *end = NULL; 661 int32_t child_index = ::strtol (&var_path[1], &end, 0); 662 if (end && *end == ']') 663 { 664 665 if (valobj_sp->IsPointerType ()) 666 { 667 child_valobj_sp = valobj_sp->GetSyntheticArrayMemberFromPointer (child_index, true); 668 } 669 else 670 { 671 child_valobj_sp = valobj_sp->GetChildAtIndex (child_index, true); 672 } 673 674 if (!child_valobj_sp) 675 { 676 result.GetErrorStream().Printf ("error: invalid array index %u in '%s'\n", 677 child_index, 678 valobj_sp->GetName().AsCString()); 679 var_path.clear(); 680 valobj_sp.reset(); 681 break; 682 } 683 684 // Erase the array member specification '[%i]' where %i is the array index 685 var_path.erase(0, (end - var_path.c_str()) + 1); 686 separator_idx = var_path.find_first_of(".-["); 687 688 // Break out early from the switch since we were able to find the child member 689 break; 690 } 691 } 692 result.GetErrorStream().Printf ("error: invalid array member specification for '%s' starting at '%s'\n", 693 valobj_sp->GetName().AsCString(), 694 var_path.c_str()); 695 var_path.clear(); 696 valobj_sp.reset(); 697 break; 698 699 break; 700 701 default: 702 result.GetErrorStream().Printf ("error: invalid character in variable path starting at '%s'\n", 703 var_path.c_str()); 704 var_path.clear(); 705 valobj_sp.reset(); 706 separator_idx = std::string::npos; 707 break; 708 } 709 710 if (child_valobj_sp) 711 valobj_sp = child_valobj_sp; 712 713 if (var_path.empty()) 714 break; 715 716 } 717 718 if (valobj_sp) 719 { 720 if (m_options.show_decl && var_sp->GetDeclaration ().GetFile()) 721 { 722 var_sp->GetDeclaration ().DumpStopContext (&s, false); 723 s.PutCString (": "); 724 } 725 726 727 ValueObject::DumpValueObject (result.GetOutputStream(), 728 exe_ctx.frame, 729 valobj_sp.get(), 730 name_cstr, 731 ptr_depth, 732 0, 733 m_options.max_depth, 734 m_options.show_types, 735 m_options.show_location, 736 m_options.use_objc, 737 false, 738 m_options.flat_output); 739 } 740 } 741 else 742 { 743 result.GetErrorStream().Printf ("error: unable to find any variables named '%s'\n", name_cstr); 744 var_path.clear(); 745 } 746 } 747 } 748 } 749 else 750 { 751 const uint32_t num_variables = variable_list->GetSize(); 752 753 if (num_variables > 0) 754 { 755 for (uint32_t i=0; i<num_variables; i++) 756 { 757 VariableSP var_sp (variable_list->GetVariableAtIndex(i)); 758 bool dump_variable = true; 759 760 switch (var_sp->GetScope()) 761 { 762 case eValueTypeVariableGlobal: 763 dump_variable = m_options.show_globals; 764 if (dump_variable && m_options.show_scope) 765 s.PutCString("GLOBAL: "); 766 break; 767 768 case eValueTypeVariableStatic: 769 dump_variable = m_options.show_globals; 770 if (dump_variable && m_options.show_scope) 771 s.PutCString("STATIC: "); 772 break; 773 774 case eValueTypeVariableArgument: 775 dump_variable = m_options.show_args; 776 if (dump_variable && m_options.show_scope) 777 s.PutCString(" ARG: "); 778 break; 779 780 case eValueTypeVariableLocal: 781 dump_variable = m_options.show_locals; 782 if (dump_variable && m_options.show_scope) 783 s.PutCString(" LOCAL: "); 784 break; 785 786 default: 787 break; 788 } 789 790 if (dump_variable) 791 { 792 793 // Use the variable object code to make sure we are 794 // using the same APIs as the the public API will be 795 // using... 796 valobj_sp = exe_ctx.frame->GetValueObjectForFrameVariable (var_sp); 797 if (valobj_sp) 798 { 799 // When dumping all variables, don't print any variables 800 // that are not in scope to avoid extra unneeded output 801 if (valobj_sp->IsInScope (exe_ctx.frame)) 802 { 803 if (m_options.show_decl && var_sp->GetDeclaration ().GetFile()) 804 { 805 var_sp->GetDeclaration ().DumpStopContext (&s, false); 806 s.PutCString (": "); 807 } 808 ValueObject::DumpValueObject (result.GetOutputStream(), 809 exe_ctx.frame, 810 valobj_sp.get(), 811 name_cstr, 812 m_options.ptr_depth, 813 0, 814 m_options.max_depth, 815 m_options.show_types, 816 m_options.show_location, 817 m_options.use_objc, 818 false, 819 m_options.flat_output); 820 } 821 } 822 } 823 } 824 } 825 } 826 result.SetStatus (eReturnStatusSuccessFinishResult); 827 } 828 } 829 return result.Succeeded(); 830 } 831protected: 832 833 CommandOptions m_options; 834}; 835 836lldb::OptionDefinition 837CommandObjectFrameVariable::CommandOptions::g_option_table[] = 838{ 839{ LLDB_OPT_SET_1, false, "debug", 'D', no_argument, NULL, 0, eArgTypeNone, "Enable verbose debug information."}, 840{ LLDB_OPT_SET_1, false, "depth", 'd', required_argument, NULL, 0, eArgTypeCount, "Set the max recurse depth when dumping aggregate types (default is infinity)."}, 841{ LLDB_OPT_SET_1, false, "show-globals",'g', no_argument, NULL, 0, eArgTypeNone, "Show the current frame source file global and static variables."}, 842{ LLDB_OPT_SET_1, false, "find-global",'G', required_argument, NULL, 0, eArgTypeVarName, "Find a global variable by name (which might not be in the current stack frame source file)."}, 843{ LLDB_OPT_SET_1, false, "location", 'L', no_argument, NULL, 0, eArgTypeNone, "Show variable location information."}, 844{ LLDB_OPT_SET_1, false, "show-declaration", 'c', no_argument, NULL, 0, eArgTypeNone, "Show variable declaration information (source file and line where the variable was declared)."}, 845{ LLDB_OPT_SET_1, false, "no-args", 'a', no_argument, NULL, 0, eArgTypeNone, "Omit function arguments."}, 846{ LLDB_OPT_SET_1, false, "no-locals", 'l', no_argument, NULL, 0, eArgTypeNone, "Omit local variables."}, 847{ LLDB_OPT_SET_1, false, "show-types", 't', no_argument, NULL, 0, eArgTypeNone, "Show variable types when dumping values."}, 848{ LLDB_OPT_SET_1, false, "no-summary", 'y', no_argument, NULL, 0, eArgTypeNone, "Omit summary information."}, 849{ LLDB_OPT_SET_1, false, "scope", 's', no_argument, NULL, 0, eArgTypeNone, "Show variable scope (argument, local, global, static)."}, 850{ LLDB_OPT_SET_1, false, "objc", 'o', no_argument, NULL, 0, eArgTypeNone, "When looking up a variable by name, print as an Objective-C object."}, 851{ LLDB_OPT_SET_1, false, "ptr-depth", 'p', required_argument, NULL, 0, eArgTypeCount, "The number of pointers to be traversed when dumping values (default is zero)."}, 852{ LLDB_OPT_SET_1, false, "regex", 'r', no_argument, NULL, 0, eArgTypeRegularExpression, "The <variable-name> argument for name lookups are regular expressions."}, 853{ LLDB_OPT_SET_1, false, "flat", 'f', no_argument, NULL, 0, eArgTypeNone, "Display results in a flat format that uses expression paths for each variable or member."}, 854{ 0, false, NULL, 0, 0, NULL, NULL, eArgTypeNone, NULL } 855}; 856#pragma mark CommandObjectMultiwordFrame 857 858//------------------------------------------------------------------------- 859// CommandObjectMultiwordFrame 860//------------------------------------------------------------------------- 861 862CommandObjectMultiwordFrame::CommandObjectMultiwordFrame (CommandInterpreter &interpreter) : 863 CommandObjectMultiword (interpreter, 864 "frame", 865 "A set of commands for operating on the current thread's frames.", 866 "frame <subcommand> [<subcommand-options>]") 867{ 868 LoadSubCommand ("info", CommandObjectSP (new CommandObjectFrameInfo (interpreter))); 869 LoadSubCommand ("select", CommandObjectSP (new CommandObjectFrameSelect (interpreter))); 870 LoadSubCommand ("variable", CommandObjectSP (new CommandObjectFrameVariable (interpreter))); 871} 872 873CommandObjectMultiwordFrame::~CommandObjectMultiwordFrame () 874{ 875} 876 877