1 //===-- CommandObjectTarget.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 "CommandObjectTarget.h"
13 
14 // C Includes
15 #include <errno.h>
16 
17 // C++ Includes
18 // Other libraries and framework includes
19 // Project includes
20 #include "lldb/Interpreter/Args.h"
21 #include "lldb/Core/Debugger.h"
22 #include "lldb/Core/InputReader.h"
23 #include "lldb/Core/Module.h"
24 #include "lldb/Core/ModuleSpec.h"
25 #include "lldb/Core/Section.h"
26 #include "lldb/Core/State.h"
27 #include "lldb/Core/Timer.h"
28 #include "lldb/Core/ValueObjectVariable.h"
29 #include "lldb/Host/Symbols.h"
30 #include "lldb/Interpreter/CommandInterpreter.h"
31 #include "lldb/Interpreter/CommandReturnObject.h"
32 #include "lldb/Interpreter/Options.h"
33 #include "lldb/Interpreter/OptionGroupArchitecture.h"
34 #include "lldb/Interpreter/OptionGroupBoolean.h"
35 #include "lldb/Interpreter/OptionGroupFile.h"
36 #include "lldb/Interpreter/OptionGroupFormat.h"
37 #include "lldb/Interpreter/OptionGroupVariable.h"
38 #include "lldb/Interpreter/OptionGroupPlatform.h"
39 #include "lldb/Interpreter/OptionGroupUInt64.h"
40 #include "lldb/Interpreter/OptionGroupUUID.h"
41 #include "lldb/Interpreter/OptionGroupValueObjectDisplay.h"
42 #include "lldb/Symbol/CompileUnit.h"
43 #include "lldb/Symbol/FuncUnwinders.h"
44 #include "lldb/Symbol/LineTable.h"
45 #include "lldb/Symbol/ObjectFile.h"
46 #include "lldb/Symbol/SymbolFile.h"
47 #include "lldb/Symbol/SymbolVendor.h"
48 #include "lldb/Symbol/UnwindPlan.h"
49 #include "lldb/Symbol/VariableList.h"
50 #include "lldb/Target/Process.h"
51 #include "lldb/Target/StackFrame.h"
52 #include "lldb/Target/Thread.h"
53 #include "lldb/Target/ThreadSpec.h"
54 
55 using namespace lldb;
56 using namespace lldb_private;
57 
58 
59 
60 static void
61 DumpTargetInfo (uint32_t target_idx, Target *target, const char *prefix_cstr, bool show_stopped_process_status, Stream &strm)
62 {
63     const ArchSpec &target_arch = target->GetArchitecture();
64 
65     Module *exe_module = target->GetExecutableModulePointer();
66     char exe_path[PATH_MAX];
67     bool exe_valid = false;
68     if (exe_module)
69         exe_valid = exe_module->GetFileSpec().GetPath (exe_path, sizeof(exe_path));
70 
71     if (!exe_valid)
72         ::strcpy (exe_path, "<none>");
73 
74     strm.Printf ("%starget #%u: %s", prefix_cstr ? prefix_cstr : "", target_idx, exe_path);
75 
76     uint32_t properties = 0;
77     if (target_arch.IsValid())
78     {
79         strm.Printf ("%sarch=%s", properties++ > 0 ? ", " : " ( ", target_arch.GetTriple().str().c_str());
80         properties++;
81     }
82     PlatformSP platform_sp (target->GetPlatform());
83     if (platform_sp)
84         strm.Printf ("%splatform=%s", properties++ > 0 ? ", " : " ( ", platform_sp->GetName());
85 
86     ProcessSP process_sp (target->GetProcessSP());
87     bool show_process_status = false;
88     if (process_sp)
89     {
90         lldb::pid_t pid = process_sp->GetID();
91         StateType state = process_sp->GetState();
92         if (show_stopped_process_status)
93             show_process_status = StateIsStoppedState(state, true);
94         const char *state_cstr = StateAsCString (state);
95         if (pid != LLDB_INVALID_PROCESS_ID)
96             strm.Printf ("%spid=%" PRIu64, properties++ > 0 ? ", " : " ( ", pid);
97         strm.Printf ("%sstate=%s", properties++ > 0 ? ", " : " ( ", state_cstr);
98     }
99     if (properties > 0)
100         strm.PutCString (" )\n");
101     else
102         strm.EOL();
103     if (show_process_status)
104     {
105         const bool only_threads_with_stop_reason = true;
106         const uint32_t start_frame = 0;
107         const uint32_t num_frames = 1;
108         const uint32_t num_frames_with_source = 1;
109         process_sp->GetStatus (strm);
110         process_sp->GetThreadStatus (strm,
111                                      only_threads_with_stop_reason,
112                                      start_frame,
113                                      num_frames,
114                                      num_frames_with_source);
115 
116     }
117 }
118 
119 static uint32_t
120 DumpTargetList (TargetList &target_list, bool show_stopped_process_status, Stream &strm)
121 {
122     const uint32_t num_targets = target_list.GetNumTargets();
123     if (num_targets)
124     {
125         TargetSP selected_target_sp (target_list.GetSelectedTarget());
126         strm.PutCString ("Current targets:\n");
127         for (uint32_t i=0; i<num_targets; ++i)
128         {
129             TargetSP target_sp (target_list.GetTargetAtIndex (i));
130             if (target_sp)
131             {
132                 bool is_selected = target_sp.get() == selected_target_sp.get();
133                 DumpTargetInfo (i,
134                                 target_sp.get(),
135                                 is_selected ? "* " : "  ",
136                                 show_stopped_process_status,
137                                 strm);
138             }
139         }
140     }
141     return num_targets;
142 }
143 #pragma mark CommandObjectTargetCreate
144 
145 //-------------------------------------------------------------------------
146 // "target create"
147 //-------------------------------------------------------------------------
148 
149 class CommandObjectTargetCreate : public CommandObjectParsed
150 {
151 public:
152     CommandObjectTargetCreate(CommandInterpreter &interpreter) :
153         CommandObjectParsed (interpreter,
154                              "target create",
155                              "Create a target using the argument as the main executable.",
156                              NULL),
157         m_option_group (interpreter),
158         m_arch_option (),
159         m_platform_options(true), // Do include the "--platform" option in the platform settings by passing true
160         m_core_file (LLDB_OPT_SET_1, false, "core", 'c', 0, eArgTypeFilename, "Fullpath to a core file to use for this target."),
161         m_symbol_file (LLDB_OPT_SET_1, false, "symfile", 's', 0, eArgTypeFilename, "Fullpath to a stand alone debug symbols file for when debug symbols are not in the executable."),
162         m_add_dependents (LLDB_OPT_SET_1, false, "no-dependents", 'd', "Don't load dependent files when creating the target, just add the specified executable.", true, true)
163     {
164         CommandArgumentEntry arg;
165         CommandArgumentData file_arg;
166 
167         // Define the first (and only) variant of this arg.
168             file_arg.arg_type = eArgTypeFilename;
169         file_arg.arg_repetition = eArgRepeatPlain;
170 
171         // There is only one variant this argument could be; put it into the argument entry.
172         arg.push_back (file_arg);
173 
174         // Push the data for the first argument into the m_arguments vector.
175         m_arguments.push_back (arg);
176 
177         m_option_group.Append (&m_arch_option, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1);
178         m_option_group.Append (&m_platform_options, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1);
179         m_option_group.Append (&m_core_file, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1);
180         m_option_group.Append (&m_symbol_file, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1);
181         m_option_group.Append (&m_add_dependents, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1);
182         m_option_group.Finalize();
183     }
184 
185     ~CommandObjectTargetCreate ()
186     {
187     }
188 
189     Options *
190     GetOptions ()
191     {
192         return &m_option_group;
193     }
194 
195     virtual int
196     HandleArgumentCompletion (Args &input,
197                               int &cursor_index,
198                               int &cursor_char_position,
199                               OptionElementVector &opt_element_vector,
200                               int match_start_point,
201                               int max_return_elements,
202                               bool &word_complete,
203                               StringList &matches)
204     {
205         std::string completion_str (input.GetArgumentAtIndex(cursor_index));
206         completion_str.erase (cursor_char_position);
207 
208         CommandCompletions::InvokeCommonCompletionCallbacks (m_interpreter,
209                                                              CommandCompletions::eDiskFileCompletion,
210                                                              completion_str.c_str(),
211                                                              match_start_point,
212                                                              max_return_elements,
213                                                              NULL,
214                                                              word_complete,
215                                                              matches);
216         return matches.GetSize();
217     }
218 
219 protected:
220     bool
221     DoExecute (Args& command, CommandReturnObject &result)
222     {
223         const size_t argc = command.GetArgumentCount();
224         FileSpec core_file (m_core_file.GetOptionValue().GetCurrentValue());
225 
226         if (argc == 1 || core_file)
227         {
228             FileSpec symfile (m_symbol_file.GetOptionValue().GetCurrentValue());
229             if (symfile)
230             {
231                 if (!symfile.Exists())
232                 {
233                     char symfile_path[PATH_MAX];
234                     symfile.GetPath(symfile_path, sizeof(symfile_path));
235                     result.AppendErrorWithFormat("invalid symbol file path '%s'", symfile_path);
236                     result.SetStatus (eReturnStatusFailed);
237                     return false;
238                 }
239             }
240 
241             const char *file_path = command.GetArgumentAtIndex(0);
242             Timer scoped_timer(__PRETTY_FUNCTION__, "(lldb) target create '%s'", file_path);
243             TargetSP target_sp;
244             Debugger &debugger = m_interpreter.GetDebugger();
245             const char *arch_cstr = m_arch_option.GetArchitectureName();
246             const bool get_dependent_files = m_add_dependents.GetOptionValue().GetCurrentValue();
247             Error error (debugger.GetTargetList().CreateTarget (debugger,
248                                                                 file_path,
249                                                                 arch_cstr,
250                                                                 get_dependent_files,
251                                                                 &m_platform_options,
252                                                                 target_sp));
253 
254             if (target_sp)
255             {
256                 if (symfile)
257                 {
258                     ModuleSP module_sp (target_sp->GetExecutableModule());
259                     if (module_sp)
260                         module_sp->SetSymbolFileFileSpec(symfile);
261                 }
262 
263                 debugger.GetTargetList().SetSelectedTarget(target_sp.get());
264                 if (core_file)
265                 {
266                     char core_path[PATH_MAX];
267                     core_file.GetPath(core_path, sizeof(core_path));
268                     if (core_file.Exists())
269                     {
270                         FileSpec core_file_dir;
271                         core_file_dir.GetDirectory() = core_file.GetDirectory();
272                         target_sp->GetExecutableSearchPaths ().Append (core_file_dir);
273 
274                         ProcessSP process_sp (target_sp->CreateProcess (m_interpreter.GetDebugger().GetListener(), NULL, &core_file));
275 
276                         if (process_sp)
277                         {
278                             // Seems wierd that we Launch a core file, but that is
279                             // what we do!
280                             error = process_sp->LoadCore();
281 
282                             if (error.Fail())
283                             {
284                                 result.AppendError(error.AsCString("can't find plug-in for core file"));
285                                 result.SetStatus (eReturnStatusFailed);
286                                 return false;
287                             }
288                             else
289                             {
290                                 result.AppendMessageWithFormat ("Core file '%s' (%s) was loaded.\n", core_path, target_sp->GetArchitecture().GetArchitectureName());
291                                 result.SetStatus (eReturnStatusSuccessFinishNoResult);
292                             }
293                         }
294                         else
295                         {
296                             result.AppendErrorWithFormat ("Unable to find process plug-in for core file '%s'\n", core_path);
297                             result.SetStatus (eReturnStatusFailed);
298                         }
299                     }
300                     else
301                     {
302                         result.AppendErrorWithFormat ("Core file '%s' does not exist\n", core_path);
303                         result.SetStatus (eReturnStatusFailed);
304                     }
305                 }
306                 else
307                 {
308                     result.AppendMessageWithFormat ("Current executable set to '%s' (%s).\n", file_path, target_sp->GetArchitecture().GetArchitectureName());
309                     result.SetStatus (eReturnStatusSuccessFinishNoResult);
310                 }
311             }
312             else
313             {
314                 result.AppendError(error.AsCString());
315                 result.SetStatus (eReturnStatusFailed);
316             }
317         }
318         else
319         {
320             result.AppendErrorWithFormat("'%s' takes exactly one executable path argument, or use the --core-file option.\n", m_cmd_name.c_str());
321             result.SetStatus (eReturnStatusFailed);
322         }
323         return result.Succeeded();
324 
325     }
326 
327 private:
328     OptionGroupOptions m_option_group;
329     OptionGroupArchitecture m_arch_option;
330     OptionGroupPlatform m_platform_options;
331     OptionGroupFile m_core_file;
332     OptionGroupFile m_symbol_file;
333     OptionGroupBoolean m_add_dependents;
334 };
335 
336 #pragma mark CommandObjectTargetList
337 
338 //----------------------------------------------------------------------
339 // "target list"
340 //----------------------------------------------------------------------
341 
342 class CommandObjectTargetList : public CommandObjectParsed
343 {
344 public:
345     CommandObjectTargetList (CommandInterpreter &interpreter) :
346         CommandObjectParsed (interpreter,
347                              "target list",
348                              "List all current targets in the current debug session.",
349                              NULL,
350                              0)
351     {
352     }
353 
354     virtual
355     ~CommandObjectTargetList ()
356     {
357     }
358 
359 protected:
360     virtual bool
361     DoExecute (Args& args, CommandReturnObject &result)
362     {
363         if (args.GetArgumentCount() == 0)
364         {
365             Stream &strm = result.GetOutputStream();
366 
367             bool show_stopped_process_status = false;
368             if (DumpTargetList (m_interpreter.GetDebugger().GetTargetList(), show_stopped_process_status, strm) == 0)
369             {
370                 strm.PutCString ("No targets.\n");
371             }
372             result.SetStatus (eReturnStatusSuccessFinishResult);
373         }
374         else
375         {
376             result.AppendError ("the 'target list' command takes no arguments\n");
377             result.SetStatus (eReturnStatusFailed);
378         }
379         return result.Succeeded();
380     }
381 };
382 
383 
384 #pragma mark CommandObjectTargetSelect
385 
386 //----------------------------------------------------------------------
387 // "target select"
388 //----------------------------------------------------------------------
389 
390 class CommandObjectTargetSelect : public CommandObjectParsed
391 {
392 public:
393     CommandObjectTargetSelect (CommandInterpreter &interpreter) :
394         CommandObjectParsed (interpreter,
395                              "target select",
396                              "Select a target as the current target by target index.",
397                              NULL,
398                              0)
399     {
400     }
401 
402     virtual
403     ~CommandObjectTargetSelect ()
404     {
405     }
406 
407 protected:
408     virtual bool
409     DoExecute (Args& args, CommandReturnObject &result)
410     {
411         if (args.GetArgumentCount() == 1)
412         {
413             bool success = false;
414             const char *target_idx_arg = args.GetArgumentAtIndex(0);
415             uint32_t target_idx = Args::StringToUInt32 (target_idx_arg, UINT32_MAX, 0, &success);
416             if (success)
417             {
418                 TargetList &target_list = m_interpreter.GetDebugger().GetTargetList();
419                 const uint32_t num_targets = target_list.GetNumTargets();
420                 if (target_idx < num_targets)
421                 {
422                     TargetSP target_sp (target_list.GetTargetAtIndex (target_idx));
423                     if (target_sp)
424                     {
425                         Stream &strm = result.GetOutputStream();
426                         target_list.SetSelectedTarget (target_sp.get());
427                         bool show_stopped_process_status = false;
428                         DumpTargetList (target_list, show_stopped_process_status, strm);
429                         result.SetStatus (eReturnStatusSuccessFinishResult);
430                     }
431                     else
432                     {
433                         result.AppendErrorWithFormat ("target #%u is NULL in target list\n", target_idx);
434                         result.SetStatus (eReturnStatusFailed);
435                     }
436                 }
437                 else
438                 {
439                     result.AppendErrorWithFormat ("index %u is out of range, valid target indexes are 0 - %u\n",
440                                                   target_idx,
441                                                   num_targets - 1);
442                     result.SetStatus (eReturnStatusFailed);
443                 }
444             }
445             else
446             {
447                 result.AppendErrorWithFormat("invalid index string value '%s'\n", target_idx_arg);
448                 result.SetStatus (eReturnStatusFailed);
449             }
450         }
451         else
452         {
453             result.AppendError ("'target select' takes a single argument: a target index\n");
454             result.SetStatus (eReturnStatusFailed);
455         }
456         return result.Succeeded();
457     }
458 };
459 
460 #pragma mark CommandObjectTargetSelect
461 
462 //----------------------------------------------------------------------
463 // "target delete"
464 //----------------------------------------------------------------------
465 
466 class CommandObjectTargetDelete : public CommandObjectParsed
467 {
468 public:
469     CommandObjectTargetDelete (CommandInterpreter &interpreter) :
470         CommandObjectParsed (interpreter,
471                              "target delete",
472                              "Delete one or more targets by target index.",
473                              NULL,
474                              0),
475         m_option_group (interpreter),
476         m_cleanup_option (LLDB_OPT_SET_1, false, "clean", 'c', "Perform extra cleanup to minimize memory consumption after deleting the target.", false, false)
477     {
478         m_option_group.Append (&m_cleanup_option, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1);
479         m_option_group.Finalize();
480     }
481 
482     virtual
483     ~CommandObjectTargetDelete ()
484     {
485     }
486 
487     Options *
488     GetOptions ()
489     {
490         return &m_option_group;
491     }
492 
493 protected:
494     virtual bool
495     DoExecute (Args& args, CommandReturnObject &result)
496     {
497         const size_t argc = args.GetArgumentCount();
498         std::vector<TargetSP> delete_target_list;
499         TargetList &target_list = m_interpreter.GetDebugger().GetTargetList();
500         bool success = true;
501         TargetSP target_sp;
502         if (argc > 0)
503         {
504             const uint32_t num_targets = target_list.GetNumTargets();
505             // Bail out if don't have any targets.
506             if (num_targets == 0) {
507                 result.AppendError("no targets to delete");
508                 result.SetStatus(eReturnStatusFailed);
509                 success = false;
510             }
511 
512             for (uint32_t arg_idx = 0; success && arg_idx < argc; ++arg_idx)
513             {
514                 const char *target_idx_arg = args.GetArgumentAtIndex(arg_idx);
515                 uint32_t target_idx = Args::StringToUInt32 (target_idx_arg, UINT32_MAX, 0, &success);
516                 if (success)
517                 {
518                     if (target_idx < num_targets)
519                     {
520                         target_sp = target_list.GetTargetAtIndex (target_idx);
521                         if (target_sp)
522                         {
523                             delete_target_list.push_back (target_sp);
524                             continue;
525                         }
526                     }
527                     if (num_targets > 1)
528                         result.AppendErrorWithFormat ("target index %u is out of range, valid target indexes are 0 - %u\n",
529                                                       target_idx,
530                                                       num_targets - 1);
531                     else
532                         result.AppendErrorWithFormat("target index %u is out of range, the only valid index is 0\n",
533                                                     target_idx);
534 
535                     result.SetStatus (eReturnStatusFailed);
536                     success = false;
537                 }
538                 else
539                 {
540                     result.AppendErrorWithFormat("invalid target index '%s'\n", target_idx_arg);
541                     result.SetStatus (eReturnStatusFailed);
542                     success = false;
543                 }
544             }
545 
546         }
547         else
548         {
549             target_sp = target_list.GetSelectedTarget();
550             if (target_sp)
551             {
552                 delete_target_list.push_back (target_sp);
553             }
554             else
555             {
556                 result.AppendErrorWithFormat("no target is currently selected\n");
557                 result.SetStatus (eReturnStatusFailed);
558                 success = false;
559             }
560         }
561         if (success)
562         {
563             const size_t num_targets_to_delete = delete_target_list.size();
564             for (size_t idx = 0; idx < num_targets_to_delete; ++idx)
565             {
566                 target_sp = delete_target_list[idx];
567                 target_list.DeleteTarget(target_sp);
568                 target_sp->Destroy();
569             }
570             // If "--clean" was specified, prune any orphaned shared modules from
571             // the global shared module list
572             if (m_cleanup_option.GetOptionValue ())
573             {
574                 const bool mandatory = true;
575                 ModuleList::RemoveOrphanSharedModules(mandatory);
576             }
577             result.GetOutputStream().Printf("%u targets deleted.\n", (uint32_t)num_targets_to_delete);
578             result.SetStatus(eReturnStatusSuccessFinishResult);
579         }
580 
581         return result.Succeeded();
582     }
583 
584     OptionGroupOptions m_option_group;
585     OptionGroupBoolean m_cleanup_option;
586 };
587 
588 
589 #pragma mark CommandObjectTargetVariable
590 
591 //----------------------------------------------------------------------
592 // "target variable"
593 //----------------------------------------------------------------------
594 
595 class CommandObjectTargetVariable : public CommandObjectParsed
596 {
597 public:
598     CommandObjectTargetVariable (CommandInterpreter &interpreter) :
599         CommandObjectParsed (interpreter,
600                              "target variable",
601                              "Read global variable(s) prior to, or while running your binary.",
602                              NULL,
603                              eFlagRequiresTarget),
604         m_option_group (interpreter),
605         m_option_variable (false), // Don't include frame options
606         m_option_format (eFormatDefault),
607         m_option_compile_units    (LLDB_OPT_SET_1, false, "file", 'file', 0, eArgTypeFilename, "A basename or fullpath to a file that contains global variables. This option can be specified multiple times."),
608         m_option_shared_libraries (LLDB_OPT_SET_1, false, "shlib",'shlb', 0, eArgTypeFilename, "A basename or fullpath to a shared library to use in the search for global variables. This option can be specified multiple times."),
609         m_varobj_options()
610     {
611         CommandArgumentEntry arg;
612         CommandArgumentData var_name_arg;
613 
614         // Define the first (and only) variant of this arg.
615         var_name_arg.arg_type = eArgTypeVarName;
616         var_name_arg.arg_repetition = eArgRepeatPlus;
617 
618         // There is only one variant this argument could be; put it into the argument entry.
619         arg.push_back (var_name_arg);
620 
621         // Push the data for the first argument into the m_arguments vector.
622         m_arguments.push_back (arg);
623 
624         m_option_group.Append (&m_varobj_options, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1);
625         m_option_group.Append (&m_option_variable, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1);
626         m_option_group.Append (&m_option_format, OptionGroupFormat::OPTION_GROUP_FORMAT | OptionGroupFormat::OPTION_GROUP_GDB_FMT, LLDB_OPT_SET_1);
627         m_option_group.Append (&m_option_compile_units, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1);
628         m_option_group.Append (&m_option_shared_libraries, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1);
629         m_option_group.Finalize();
630     }
631 
632     virtual
633     ~CommandObjectTargetVariable ()
634     {
635     }
636 
637     void
638     DumpValueObject (Stream &s, VariableSP &var_sp, ValueObjectSP &valobj_sp, const char *root_name)
639     {
640         ValueObject::DumpValueObjectOptions options(m_varobj_options.GetAsDumpOptions());
641 
642         switch (var_sp->GetScope())
643         {
644             case eValueTypeVariableGlobal:
645                 if (m_option_variable.show_scope)
646                     s.PutCString("GLOBAL: ");
647                 break;
648 
649             case eValueTypeVariableStatic:
650                 if (m_option_variable.show_scope)
651                     s.PutCString("STATIC: ");
652                 break;
653 
654             case eValueTypeVariableArgument:
655                 if (m_option_variable.show_scope)
656                     s.PutCString("   ARG: ");
657                 break;
658 
659             case eValueTypeVariableLocal:
660                 if (m_option_variable.show_scope)
661                     s.PutCString(" LOCAL: ");
662                 break;
663 
664             default:
665                 break;
666         }
667 
668         if (m_option_variable.show_decl)
669         {
670             bool show_fullpaths = false;
671             bool show_module = true;
672             if (var_sp->DumpDeclaration(&s, show_fullpaths, show_module))
673                 s.PutCString (": ");
674         }
675 
676         const Format format = m_option_format.GetFormat();
677         if (format != eFormatDefault)
678             options.SetFormat(format);
679 
680         options.SetRootValueObjectName(root_name);
681 
682         ValueObject::DumpValueObject (s,
683                                       valobj_sp.get(),
684                                       options);
685 
686     }
687 
688 
689     static size_t GetVariableCallback (void *baton,
690                                        const char *name,
691                                        VariableList &variable_list)
692     {
693         Target *target = static_cast<Target *>(baton);
694         if (target)
695         {
696             return target->GetImages().FindGlobalVariables (ConstString(name),
697                                                             true,
698                                                             UINT32_MAX,
699                                                             variable_list);
700         }
701         return 0;
702     }
703 
704 
705 
706     Options *
707     GetOptions ()
708     {
709         return &m_option_group;
710     }
711 
712 protected:
713 
714     void
715     DumpGlobalVariableList(const ExecutionContext &exe_ctx, const SymbolContext &sc, const VariableList &variable_list, Stream &s)
716     {
717         size_t count = variable_list.GetSize();
718         if (count > 0)
719         {
720             if (sc.module_sp)
721             {
722                 if (sc.comp_unit)
723                 {
724                     s.Printf ("Global variables for %s in %s:\n",
725                               sc.comp_unit->GetPath().c_str(),
726                               sc.module_sp->GetFileSpec().GetPath().c_str());
727                 }
728                 else
729                 {
730                     s.Printf ("Global variables for %s\n",
731                               sc.module_sp->GetFileSpec().GetPath().c_str());
732                 }
733             }
734             else if (sc.comp_unit)
735             {
736                 s.Printf ("Global variables for %s\n",
737                           sc.comp_unit->GetPath().c_str());
738             }
739 
740             for (uint32_t i=0; i<count; ++i)
741             {
742                 VariableSP var_sp (variable_list.GetVariableAtIndex(i));
743                 if (var_sp)
744                 {
745                     ValueObjectSP valobj_sp (ValueObjectVariable::Create (exe_ctx.GetBestExecutionContextScope(), var_sp));
746 
747                     if (valobj_sp)
748                         DumpValueObject (s, var_sp, valobj_sp, var_sp->GetName().GetCString());
749                 }
750             }
751         }
752 
753     }
754     virtual bool
755     DoExecute (Args& args, CommandReturnObject &result)
756     {
757         Target *target = m_exe_ctx.GetTargetPtr();
758         const size_t argc = args.GetArgumentCount();
759         Stream &s = result.GetOutputStream();
760 
761         if (argc > 0)
762         {
763 
764             for (size_t idx = 0; idx < argc; ++idx)
765             {
766                 VariableList variable_list;
767                 ValueObjectList valobj_list;
768 
769                 const char *arg = args.GetArgumentAtIndex(idx);
770                 size_t matches = 0;
771                 bool use_var_name = false;
772                 if (m_option_variable.use_regex)
773                 {
774                     RegularExpression regex(arg);
775                     if (!regex.IsValid ())
776                     {
777                         result.GetErrorStream().Printf ("error: invalid regular expression: '%s'\n", arg);
778                         result.SetStatus (eReturnStatusFailed);
779                         return false;
780                     }
781                     use_var_name = true;
782                     matches = target->GetImages().FindGlobalVariables (regex,
783                                                                        true,
784                                                                        UINT32_MAX,
785                                                                        variable_list);
786                 }
787                 else
788                 {
789                     Error error (Variable::GetValuesForVariableExpressionPath (arg,
790                                                                                m_exe_ctx.GetBestExecutionContextScope(),
791                                                                                GetVariableCallback,
792                                                                                target,
793                                                                                variable_list,
794                                                                                valobj_list));
795                     matches = variable_list.GetSize();
796                 }
797 
798                 if (matches == 0)
799                 {
800                     result.GetErrorStream().Printf ("error: can't find global variable '%s'\n", arg);
801                     result.SetStatus (eReturnStatusFailed);
802                     return false;
803                 }
804                 else
805                 {
806                     for (uint32_t global_idx=0; global_idx<matches; ++global_idx)
807                     {
808                         VariableSP var_sp (variable_list.GetVariableAtIndex(global_idx));
809                         if (var_sp)
810                         {
811                             ValueObjectSP valobj_sp (valobj_list.GetValueObjectAtIndex(global_idx));
812                             if (!valobj_sp)
813                                 valobj_sp = ValueObjectVariable::Create (m_exe_ctx.GetBestExecutionContextScope(), var_sp);
814 
815                             if (valobj_sp)
816                                 DumpValueObject (s, var_sp, valobj_sp, use_var_name ? var_sp->GetName().GetCString() : arg);
817                         }
818                     }
819                 }
820             }
821         }
822         else
823         {
824             const FileSpecList &compile_units = m_option_compile_units.GetOptionValue().GetCurrentValue();
825             const FileSpecList &shlibs = m_option_shared_libraries.GetOptionValue().GetCurrentValue();
826             SymbolContextList sc_list;
827             const size_t num_compile_units = compile_units.GetSize();
828             const size_t num_shlibs = shlibs.GetSize();
829             if (num_compile_units == 0 && num_shlibs == 0)
830             {
831                 bool success = false;
832                 StackFrame *frame = m_exe_ctx.GetFramePtr();
833                 CompileUnit *comp_unit = NULL;
834                 if (frame)
835                 {
836                     SymbolContext sc = frame->GetSymbolContext (eSymbolContextCompUnit);
837                     if (sc.comp_unit)
838                     {
839                         const bool can_create = true;
840                         VariableListSP comp_unit_varlist_sp (sc.comp_unit->GetVariableList(can_create));
841                         if (comp_unit_varlist_sp)
842                         {
843                             size_t count = comp_unit_varlist_sp->GetSize();
844                             if (count > 0)
845                             {
846                                 DumpGlobalVariableList(m_exe_ctx, sc, *comp_unit_varlist_sp, s);
847                                 success = true;
848                             }
849                         }
850                     }
851                 }
852                 if (!success)
853                 {
854                     if (frame)
855                     {
856                         if (comp_unit)
857                             result.AppendErrorWithFormat ("no global variables in current compile unit: %s\n",
858                                                           comp_unit->GetPath().c_str());
859                         else
860                             result.AppendErrorWithFormat ("no debug information for frame %u\n", frame->GetFrameIndex());
861                     }
862                     else
863                         result.AppendError ("'target variable' takes one or more global variable names as arguments\n");
864                     result.SetStatus (eReturnStatusFailed);
865                 }
866             }
867             else
868             {
869                 SymbolContextList sc_list;
870                 const bool append = true;
871                 // We have one or more compile unit or shlib
872                 if (num_shlibs > 0)
873                 {
874                     for (size_t shlib_idx=0; shlib_idx<num_shlibs; ++shlib_idx)
875                     {
876                         const FileSpec module_file(shlibs.GetFileSpecAtIndex(shlib_idx));
877                         ModuleSpec module_spec (module_file);
878 
879                         ModuleSP module_sp (target->GetImages().FindFirstModule(module_spec));
880                         if (module_sp)
881                         {
882                             if (num_compile_units > 0)
883                             {
884                                 for (size_t cu_idx=0; cu_idx<num_compile_units; ++cu_idx)
885                                     module_sp->FindCompileUnits(compile_units.GetFileSpecAtIndex(cu_idx), append, sc_list);
886                             }
887                             else
888                             {
889                                 SymbolContext sc;
890                                 sc.module_sp = module_sp;
891                                 sc_list.Append(sc);
892                             }
893                         }
894                         else
895                         {
896                             // Didn't find matching shlib/module in target...
897                             result.AppendErrorWithFormat ("target doesn't contain the specified shared library: %s\n",
898                                                           module_file.GetPath().c_str());
899                         }
900                     }
901                 }
902                 else
903                 {
904                     // No shared libraries, we just want to find globals for the compile units files that were specified
905                     for (size_t cu_idx=0; cu_idx<num_compile_units; ++cu_idx)
906                         target->GetImages().FindCompileUnits(compile_units.GetFileSpecAtIndex(cu_idx), append, sc_list);
907                 }
908 
909                 const uint32_t num_scs = sc_list.GetSize();
910                 if (num_scs > 0)
911                 {
912                     SymbolContext sc;
913                     for (uint32_t sc_idx=0; sc_idx<num_scs; ++sc_idx)
914                     {
915                         if (sc_list.GetContextAtIndex(sc_idx, sc))
916                         {
917                             if (sc.comp_unit)
918                             {
919                                 const bool can_create = true;
920                                 VariableListSP comp_unit_varlist_sp (sc.comp_unit->GetVariableList(can_create));
921                                 if (comp_unit_varlist_sp)
922                                     DumpGlobalVariableList(m_exe_ctx, sc, *comp_unit_varlist_sp, s);
923                             }
924                             else if (sc.module_sp)
925                             {
926                                 // Get all global variables for this module
927                                 lldb_private::RegularExpression all_globals_regex("."); // Any global with at least one character
928                                 VariableList variable_list;
929                                 sc.module_sp->FindGlobalVariables(all_globals_regex, append, UINT32_MAX, variable_list);
930                                 DumpGlobalVariableList(m_exe_ctx, sc, variable_list, s);
931                             }
932                         }
933                     }
934                 }
935             }
936         }
937 
938         if (m_interpreter.TruncationWarningNecessary())
939         {
940             result.GetOutputStream().Printf(m_interpreter.TruncationWarningText(),
941                                             m_cmd_name.c_str());
942             m_interpreter.TruncationWarningGiven();
943         }
944 
945         return result.Succeeded();
946     }
947 
948     OptionGroupOptions m_option_group;
949     OptionGroupVariable m_option_variable;
950     OptionGroupFormat m_option_format;
951     OptionGroupFileList m_option_compile_units;
952     OptionGroupFileList m_option_shared_libraries;
953     OptionGroupValueObjectDisplay m_varobj_options;
954 
955 };
956 
957 
958 #pragma mark CommandObjectTargetModulesSearchPathsAdd
959 
960 class CommandObjectTargetModulesSearchPathsAdd : public CommandObjectParsed
961 {
962 public:
963 
964     CommandObjectTargetModulesSearchPathsAdd (CommandInterpreter &interpreter) :
965         CommandObjectParsed (interpreter,
966                              "target modules search-paths add",
967                              "Add new image search paths substitution pairs to the current target.",
968                              NULL)
969     {
970         CommandArgumentEntry arg;
971         CommandArgumentData old_prefix_arg;
972         CommandArgumentData new_prefix_arg;
973 
974         // Define the first variant of this arg pair.
975         old_prefix_arg.arg_type = eArgTypeOldPathPrefix;
976         old_prefix_arg.arg_repetition = eArgRepeatPairPlus;
977 
978         // Define the first variant of this arg pair.
979         new_prefix_arg.arg_type = eArgTypeNewPathPrefix;
980         new_prefix_arg.arg_repetition = eArgRepeatPairPlus;
981 
982         // There are two required arguments that must always occur together, i.e. an argument "pair".  Because they
983         // must always occur together, they are treated as two variants of one argument rather than two independent
984         // arguments.  Push them both into the first argument position for m_arguments...
985 
986         arg.push_back (old_prefix_arg);
987         arg.push_back (new_prefix_arg);
988 
989         m_arguments.push_back (arg);
990     }
991 
992     ~CommandObjectTargetModulesSearchPathsAdd ()
993     {
994     }
995 
996 protected:
997     bool
998     DoExecute (Args& command,
999              CommandReturnObject &result)
1000     {
1001         Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get();
1002         if (target)
1003         {
1004             const size_t argc = command.GetArgumentCount();
1005             if (argc & 1)
1006             {
1007                 result.AppendError ("add requires an even number of arguments\n");
1008                 result.SetStatus (eReturnStatusFailed);
1009             }
1010             else
1011             {
1012                 for (size_t i=0; i<argc; i+=2)
1013                 {
1014                     const char *from = command.GetArgumentAtIndex(i);
1015                     const char *to = command.GetArgumentAtIndex(i+1);
1016 
1017                     if (from[0] && to[0])
1018                     {
1019                         bool last_pair = ((argc - i) == 2);
1020                         target->GetImageSearchPathList().Append (ConstString(from),
1021                                                                  ConstString(to),
1022                                                                  last_pair); // Notify if this is the last pair
1023                         result.SetStatus (eReturnStatusSuccessFinishNoResult);
1024                     }
1025                     else
1026                     {
1027                         if (from[0])
1028                             result.AppendError ("<path-prefix> can't be empty\n");
1029                         else
1030                             result.AppendError ("<new-path-prefix> can't be empty\n");
1031                         result.SetStatus (eReturnStatusFailed);
1032                     }
1033                 }
1034             }
1035         }
1036         else
1037         {
1038             result.AppendError ("invalid target\n");
1039             result.SetStatus (eReturnStatusFailed);
1040         }
1041         return result.Succeeded();
1042     }
1043 };
1044 
1045 #pragma mark CommandObjectTargetModulesSearchPathsClear
1046 
1047 class CommandObjectTargetModulesSearchPathsClear : public CommandObjectParsed
1048 {
1049 public:
1050 
1051     CommandObjectTargetModulesSearchPathsClear (CommandInterpreter &interpreter) :
1052         CommandObjectParsed (interpreter,
1053                              "target modules search-paths clear",
1054                              "Clear all current image search path substitution pairs from the current target.",
1055                              "target modules search-paths clear")
1056     {
1057     }
1058 
1059     ~CommandObjectTargetModulesSearchPathsClear ()
1060     {
1061     }
1062 
1063 protected:
1064     bool
1065     DoExecute (Args& command,
1066              CommandReturnObject &result)
1067     {
1068         Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get();
1069         if (target)
1070         {
1071             bool notify = true;
1072             target->GetImageSearchPathList().Clear(notify);
1073             result.SetStatus (eReturnStatusSuccessFinishNoResult);
1074         }
1075         else
1076         {
1077             result.AppendError ("invalid target\n");
1078             result.SetStatus (eReturnStatusFailed);
1079         }
1080         return result.Succeeded();
1081     }
1082 };
1083 
1084 #pragma mark CommandObjectTargetModulesSearchPathsInsert
1085 
1086 class CommandObjectTargetModulesSearchPathsInsert : public CommandObjectParsed
1087 {
1088 public:
1089 
1090     CommandObjectTargetModulesSearchPathsInsert (CommandInterpreter &interpreter) :
1091         CommandObjectParsed (interpreter,
1092                              "target modules search-paths insert",
1093                              "Insert a new image search path substitution pair into the current target at the specified index.",
1094                              NULL)
1095     {
1096         CommandArgumentEntry arg1;
1097         CommandArgumentEntry arg2;
1098         CommandArgumentData index_arg;
1099         CommandArgumentData old_prefix_arg;
1100         CommandArgumentData new_prefix_arg;
1101 
1102         // Define the first and only variant of this arg.
1103         index_arg.arg_type = eArgTypeIndex;
1104         index_arg.arg_repetition = eArgRepeatPlain;
1105 
1106         // Put the one and only variant into the first arg for m_arguments:
1107         arg1.push_back (index_arg);
1108 
1109         // Define the first variant of this arg pair.
1110         old_prefix_arg.arg_type = eArgTypeOldPathPrefix;
1111         old_prefix_arg.arg_repetition = eArgRepeatPairPlus;
1112 
1113         // Define the first variant of this arg pair.
1114         new_prefix_arg.arg_type = eArgTypeNewPathPrefix;
1115         new_prefix_arg.arg_repetition = eArgRepeatPairPlus;
1116 
1117         // There are two required arguments that must always occur together, i.e. an argument "pair".  Because they
1118         // must always occur together, they are treated as two variants of one argument rather than two independent
1119         // arguments.  Push them both into the same argument position for m_arguments...
1120 
1121         arg2.push_back (old_prefix_arg);
1122         arg2.push_back (new_prefix_arg);
1123 
1124         // Add arguments to m_arguments.
1125         m_arguments.push_back (arg1);
1126         m_arguments.push_back (arg2);
1127     }
1128 
1129     ~CommandObjectTargetModulesSearchPathsInsert ()
1130     {
1131     }
1132 
1133 protected:
1134     bool
1135     DoExecute (Args& command,
1136              CommandReturnObject &result)
1137     {
1138         Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get();
1139         if (target)
1140         {
1141             size_t argc = command.GetArgumentCount();
1142             // check for at least 3 arguments and an odd nubmer of parameters
1143             if (argc >= 3 && argc & 1)
1144             {
1145                 bool success = false;
1146 
1147                 uint32_t insert_idx = Args::StringToUInt32(command.GetArgumentAtIndex(0), UINT32_MAX, 0, &success);
1148 
1149                 if (!success)
1150                 {
1151                     result.AppendErrorWithFormat("<index> parameter is not an integer: '%s'.\n", command.GetArgumentAtIndex(0));
1152                     result.SetStatus (eReturnStatusFailed);
1153                     return result.Succeeded();
1154                 }
1155 
1156                 // shift off the index
1157                 command.Shift();
1158                 argc = command.GetArgumentCount();
1159 
1160                 for (uint32_t i=0; i<argc; i+=2, ++insert_idx)
1161                 {
1162                     const char *from = command.GetArgumentAtIndex(i);
1163                     const char *to = command.GetArgumentAtIndex(i+1);
1164 
1165                     if (from[0] && to[0])
1166                     {
1167                         bool last_pair = ((argc - i) == 2);
1168                         target->GetImageSearchPathList().Insert (ConstString(from),
1169                                                                  ConstString(to),
1170                                                                  insert_idx,
1171                                                                  last_pair);
1172                         result.SetStatus (eReturnStatusSuccessFinishNoResult);
1173                     }
1174                     else
1175                     {
1176                         if (from[0])
1177                             result.AppendError ("<path-prefix> can't be empty\n");
1178                         else
1179                             result.AppendError ("<new-path-prefix> can't be empty\n");
1180                         result.SetStatus (eReturnStatusFailed);
1181                         return false;
1182                     }
1183                 }
1184             }
1185             else
1186             {
1187                 result.AppendError ("insert requires at least three arguments\n");
1188                 result.SetStatus (eReturnStatusFailed);
1189                 return result.Succeeded();
1190             }
1191 
1192         }
1193         else
1194         {
1195             result.AppendError ("invalid target\n");
1196             result.SetStatus (eReturnStatusFailed);
1197         }
1198         return result.Succeeded();
1199     }
1200 };
1201 
1202 
1203 #pragma mark CommandObjectTargetModulesSearchPathsList
1204 
1205 
1206 class CommandObjectTargetModulesSearchPathsList : public CommandObjectParsed
1207 {
1208 public:
1209 
1210     CommandObjectTargetModulesSearchPathsList (CommandInterpreter &interpreter) :
1211         CommandObjectParsed (interpreter,
1212                              "target modules search-paths list",
1213                              "List all current image search path substitution pairs in the current target.",
1214                              "target modules search-paths list")
1215     {
1216     }
1217 
1218     ~CommandObjectTargetModulesSearchPathsList ()
1219     {
1220     }
1221 
1222 protected:
1223     bool
1224     DoExecute (Args& command,
1225              CommandReturnObject &result)
1226     {
1227         Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get();
1228         if (target)
1229         {
1230             if (command.GetArgumentCount() != 0)
1231             {
1232                 result.AppendError ("list takes no arguments\n");
1233                 result.SetStatus (eReturnStatusFailed);
1234                 return result.Succeeded();
1235             }
1236 
1237             target->GetImageSearchPathList().Dump(&result.GetOutputStream());
1238             result.SetStatus (eReturnStatusSuccessFinishResult);
1239         }
1240         else
1241         {
1242             result.AppendError ("invalid target\n");
1243             result.SetStatus (eReturnStatusFailed);
1244         }
1245         return result.Succeeded();
1246     }
1247 };
1248 
1249 #pragma mark CommandObjectTargetModulesSearchPathsQuery
1250 
1251 class CommandObjectTargetModulesSearchPathsQuery : public CommandObjectParsed
1252 {
1253 public:
1254 
1255     CommandObjectTargetModulesSearchPathsQuery (CommandInterpreter &interpreter) :
1256         CommandObjectParsed (interpreter,
1257                              "target modules search-paths query",
1258                              "Transform a path using the first applicable image search path.",
1259                              NULL)
1260     {
1261         CommandArgumentEntry arg;
1262         CommandArgumentData path_arg;
1263 
1264         // Define the first (and only) variant of this arg.
1265         path_arg.arg_type = eArgTypeDirectoryName;
1266         path_arg.arg_repetition = eArgRepeatPlain;
1267 
1268         // There is only one variant this argument could be; put it into the argument entry.
1269         arg.push_back (path_arg);
1270 
1271         // Push the data for the first argument into the m_arguments vector.
1272         m_arguments.push_back (arg);
1273     }
1274 
1275     ~CommandObjectTargetModulesSearchPathsQuery ()
1276     {
1277     }
1278 
1279 protected:
1280     bool
1281     DoExecute (Args& command,
1282              CommandReturnObject &result)
1283     {
1284         Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get();
1285         if (target)
1286         {
1287             if (command.GetArgumentCount() != 1)
1288             {
1289                 result.AppendError ("query requires one argument\n");
1290                 result.SetStatus (eReturnStatusFailed);
1291                 return result.Succeeded();
1292             }
1293 
1294             ConstString orig(command.GetArgumentAtIndex(0));
1295             ConstString transformed;
1296             if (target->GetImageSearchPathList().RemapPath(orig, transformed))
1297                 result.GetOutputStream().Printf("%s\n", transformed.GetCString());
1298             else
1299                 result.GetOutputStream().Printf("%s\n", orig.GetCString());
1300 
1301             result.SetStatus (eReturnStatusSuccessFinishResult);
1302         }
1303         else
1304         {
1305             result.AppendError ("invalid target\n");
1306             result.SetStatus (eReturnStatusFailed);
1307         }
1308         return result.Succeeded();
1309     }
1310 };
1311 
1312 //----------------------------------------------------------------------
1313 // Static Helper functions
1314 //----------------------------------------------------------------------
1315 static void
1316 DumpModuleArchitecture (Stream &strm, Module *module, bool full_triple, uint32_t width)
1317 {
1318     if (module)
1319     {
1320         const char *arch_cstr;
1321         if (full_triple)
1322             arch_cstr = module->GetArchitecture().GetTriple().str().c_str();
1323         else
1324             arch_cstr = module->GetArchitecture().GetArchitectureName();
1325         if (width)
1326             strm.Printf("%-*s", width, arch_cstr);
1327         else
1328             strm.PutCString(arch_cstr);
1329     }
1330 }
1331 
1332 static void
1333 DumpModuleUUID (Stream &strm, Module *module)
1334 {
1335     if (module && module->GetUUID().IsValid())
1336         module->GetUUID().Dump (&strm);
1337     else
1338         strm.PutCString("                                    ");
1339 }
1340 
1341 static uint32_t
1342 DumpCompileUnitLineTable (CommandInterpreter &interpreter,
1343                           Stream &strm,
1344                           Module *module,
1345                           const FileSpec &file_spec,
1346                           bool load_addresses)
1347 {
1348     uint32_t num_matches = 0;
1349     if (module)
1350     {
1351         SymbolContextList sc_list;
1352         num_matches = module->ResolveSymbolContextsForFileSpec (file_spec,
1353                                                                 0,
1354                                                                 false,
1355                                                                 eSymbolContextCompUnit,
1356                                                                 sc_list);
1357 
1358         for (uint32_t i=0; i<num_matches; ++i)
1359         {
1360             SymbolContext sc;
1361             if (sc_list.GetContextAtIndex(i, sc))
1362             {
1363                 if (i > 0)
1364                     strm << "\n\n";
1365 
1366                 strm << "Line table for " << *static_cast<FileSpec*> (sc.comp_unit) << " in `"
1367                 << module->GetFileSpec().GetFilename() << "\n";
1368                 LineTable *line_table = sc.comp_unit->GetLineTable();
1369                 if (line_table)
1370                     line_table->GetDescription (&strm,
1371                                                 interpreter.GetExecutionContext().GetTargetPtr(),
1372                                                 lldb::eDescriptionLevelBrief);
1373                 else
1374                     strm << "No line table";
1375             }
1376         }
1377     }
1378     return num_matches;
1379 }
1380 
1381 static void
1382 DumpFullpath (Stream &strm, const FileSpec *file_spec_ptr, uint32_t width)
1383 {
1384     if (file_spec_ptr)
1385     {
1386         if (width > 0)
1387         {
1388             char fullpath[PATH_MAX];
1389             if (file_spec_ptr->GetPath(fullpath, sizeof(fullpath)))
1390             {
1391                 strm.Printf("%-*s", width, fullpath);
1392                 return;
1393             }
1394         }
1395         else
1396         {
1397             file_spec_ptr->Dump(&strm);
1398             return;
1399         }
1400     }
1401     // Keep the width spacing correct if things go wrong...
1402     if (width > 0)
1403         strm.Printf("%-*s", width, "");
1404 }
1405 
1406 static void
1407 DumpDirectory (Stream &strm, const FileSpec *file_spec_ptr, uint32_t width)
1408 {
1409     if (file_spec_ptr)
1410     {
1411         if (width > 0)
1412             strm.Printf("%-*s", width, file_spec_ptr->GetDirectory().AsCString(""));
1413         else
1414             file_spec_ptr->GetDirectory().Dump(&strm);
1415         return;
1416     }
1417     // Keep the width spacing correct if things go wrong...
1418     if (width > 0)
1419         strm.Printf("%-*s", width, "");
1420 }
1421 
1422 static void
1423 DumpBasename (Stream &strm, const FileSpec *file_spec_ptr, uint32_t width)
1424 {
1425     if (file_spec_ptr)
1426     {
1427         if (width > 0)
1428             strm.Printf("%-*s", width, file_spec_ptr->GetFilename().AsCString(""));
1429         else
1430             file_spec_ptr->GetFilename().Dump(&strm);
1431         return;
1432     }
1433     // Keep the width spacing correct if things go wrong...
1434     if (width > 0)
1435         strm.Printf("%-*s", width, "");
1436 }
1437 
1438 
1439 static void
1440 DumpModuleSymtab (CommandInterpreter &interpreter, Stream &strm, Module *module, SortOrder sort_order)
1441 {
1442     if (module)
1443     {
1444         ObjectFile *objfile = module->GetObjectFile ();
1445         if (objfile)
1446         {
1447             Symtab *symtab = objfile->GetSymtab();
1448             if (symtab)
1449                 symtab->Dump(&strm, interpreter.GetExecutionContext().GetTargetPtr(), sort_order);
1450         }
1451     }
1452 }
1453 
1454 static void
1455 DumpModuleSections (CommandInterpreter &interpreter, Stream &strm, Module *module)
1456 {
1457     if (module)
1458     {
1459         ObjectFile *objfile = module->GetObjectFile ();
1460         if (objfile)
1461         {
1462             SectionList *section_list = objfile->GetSectionList();
1463             if (section_list)
1464             {
1465                 strm.Printf ("Sections for '%s' (%s):\n",
1466                              module->GetSpecificationDescription().c_str(),
1467                              module->GetArchitecture().GetArchitectureName());
1468                 strm.IndentMore();
1469                 section_list->Dump(&strm, interpreter.GetExecutionContext().GetTargetPtr(), true, UINT32_MAX);
1470                 strm.IndentLess();
1471             }
1472         }
1473     }
1474 }
1475 
1476 static bool
1477 DumpModuleSymbolVendor (Stream &strm, Module *module)
1478 {
1479     if (module)
1480     {
1481         SymbolVendor *symbol_vendor = module->GetSymbolVendor(true);
1482         if (symbol_vendor)
1483         {
1484             symbol_vendor->Dump(&strm);
1485             return true;
1486         }
1487     }
1488     return false;
1489 }
1490 
1491 static void
1492 DumpAddress (ExecutionContextScope *exe_scope, const Address &so_addr, bool verbose, Stream &strm)
1493 {
1494     strm.IndentMore();
1495     strm.Indent ("    Address: ");
1496     so_addr.Dump (&strm, exe_scope, Address::DumpStyleModuleWithFileAddress);
1497     strm.PutCString (" (");
1498     so_addr.Dump (&strm, exe_scope, Address::DumpStyleSectionNameOffset);
1499     strm.PutCString (")\n");
1500     strm.Indent ("    Summary: ");
1501     const uint32_t save_indent = strm.GetIndentLevel ();
1502     strm.SetIndentLevel (save_indent + 13);
1503     so_addr.Dump (&strm, exe_scope, Address::DumpStyleResolvedDescription);
1504     strm.SetIndentLevel (save_indent);
1505     // Print out detailed address information when verbose is enabled
1506     if (verbose)
1507     {
1508         strm.EOL();
1509         so_addr.Dump (&strm, exe_scope, Address::DumpStyleDetailedSymbolContext);
1510     }
1511     strm.IndentLess();
1512 }
1513 
1514 static bool
1515 LookupAddressInModule (CommandInterpreter &interpreter,
1516                        Stream &strm,
1517                        Module *module,
1518                        uint32_t resolve_mask,
1519                        lldb::addr_t raw_addr,
1520                        lldb::addr_t offset,
1521                        bool verbose)
1522 {
1523     if (module)
1524     {
1525         lldb::addr_t addr = raw_addr - offset;
1526         Address so_addr;
1527         SymbolContext sc;
1528         Target *target = interpreter.GetExecutionContext().GetTargetPtr();
1529         if (target && !target->GetSectionLoadList().IsEmpty())
1530         {
1531             if (!target->GetSectionLoadList().ResolveLoadAddress (addr, so_addr))
1532                 return false;
1533             else if (so_addr.GetModule().get() != module)
1534                 return false;
1535         }
1536         else
1537         {
1538             if (!module->ResolveFileAddress (addr, so_addr))
1539                 return false;
1540         }
1541 
1542         ExecutionContextScope *exe_scope = interpreter.GetExecutionContext().GetBestExecutionContextScope();
1543         DumpAddress (exe_scope, so_addr, verbose, strm);
1544 //        strm.IndentMore();
1545 //        strm.Indent ("    Address: ");
1546 //        so_addr.Dump (&strm, exe_scope, Address::DumpStyleModuleWithFileAddress);
1547 //        strm.PutCString (" (");
1548 //        so_addr.Dump (&strm, exe_scope, Address::DumpStyleSectionNameOffset);
1549 //        strm.PutCString (")\n");
1550 //        strm.Indent ("    Summary: ");
1551 //        const uint32_t save_indent = strm.GetIndentLevel ();
1552 //        strm.SetIndentLevel (save_indent + 13);
1553 //        so_addr.Dump (&strm, exe_scope, Address::DumpStyleResolvedDescription);
1554 //        strm.SetIndentLevel (save_indent);
1555 //        // Print out detailed address information when verbose is enabled
1556 //        if (verbose)
1557 //        {
1558 //            strm.EOL();
1559 //            so_addr.Dump (&strm, exe_scope, Address::DumpStyleDetailedSymbolContext);
1560 //        }
1561 //        strm.IndentLess();
1562         return true;
1563     }
1564 
1565     return false;
1566 }
1567 
1568 static uint32_t
1569 LookupSymbolInModule (CommandInterpreter &interpreter, Stream &strm, Module *module, const char *name, bool name_is_regex, bool verbose)
1570 {
1571     if (module)
1572     {
1573         SymbolContext sc;
1574 
1575         ObjectFile *objfile = module->GetObjectFile ();
1576         if (objfile)
1577         {
1578             Symtab *symtab = objfile->GetSymtab();
1579             if (symtab)
1580             {
1581                 uint32_t i;
1582                 std::vector<uint32_t> match_indexes;
1583                 ConstString symbol_name (name);
1584                 uint32_t num_matches = 0;
1585                 if (name_is_regex)
1586                 {
1587                     RegularExpression name_regexp(name);
1588                     num_matches = symtab->AppendSymbolIndexesMatchingRegExAndType (name_regexp,
1589                                                                                    eSymbolTypeAny,
1590                                                                                    match_indexes);
1591                 }
1592                 else
1593                 {
1594                     num_matches = symtab->AppendSymbolIndexesWithName (symbol_name, match_indexes);
1595                 }
1596 
1597 
1598                 if (num_matches > 0)
1599                 {
1600                     strm.Indent ();
1601                     strm.Printf("%u symbols match %s'%s' in ", num_matches,
1602                                 name_is_regex ? "the regular expression " : "", name);
1603                     DumpFullpath (strm, &module->GetFileSpec(), 0);
1604                     strm.PutCString(":\n");
1605                     strm.IndentMore ();
1606                     //Symtab::DumpSymbolHeader (&strm);
1607                     for (i=0; i < num_matches; ++i)
1608                     {
1609                         Symbol *symbol = symtab->SymbolAtIndex(match_indexes[i]);
1610                         DumpAddress (interpreter.GetExecutionContext().GetBestExecutionContextScope(),
1611                                      symbol->GetAddress(),
1612                                      verbose,
1613                                      strm);
1614 
1615 //                        strm.Indent ();
1616 //                        symbol->Dump (&strm, interpreter.GetExecutionContext().GetTargetPtr(), i);
1617                     }
1618                     strm.IndentLess ();
1619                     return num_matches;
1620                 }
1621             }
1622         }
1623     }
1624     return 0;
1625 }
1626 
1627 
1628 static void
1629 DumpSymbolContextList (ExecutionContextScope *exe_scope, Stream &strm, SymbolContextList &sc_list, bool verbose)
1630 {
1631     strm.IndentMore ();
1632     uint32_t i;
1633     const uint32_t num_matches = sc_list.GetSize();
1634 
1635     for (i=0; i<num_matches; ++i)
1636     {
1637         SymbolContext sc;
1638         if (sc_list.GetContextAtIndex(i, sc))
1639         {
1640             AddressRange range;
1641 
1642             sc.GetAddressRange(eSymbolContextEverything,
1643                                0,
1644                                true,
1645                                range);
1646 
1647             DumpAddress (exe_scope, range.GetBaseAddress(), verbose, strm);
1648         }
1649     }
1650     strm.IndentLess ();
1651 }
1652 
1653 static size_t
1654 LookupFunctionInModule (CommandInterpreter &interpreter,
1655                         Stream &strm,
1656                         Module *module,
1657                         const char *name,
1658                         bool name_is_regex,
1659                         bool include_inlines,
1660                         bool include_symbols,
1661                         bool verbose)
1662 {
1663     if (module && name && name[0])
1664     {
1665         SymbolContextList sc_list;
1666         const bool append = true;
1667         size_t num_matches = 0;
1668         if (name_is_regex)
1669         {
1670             RegularExpression function_name_regex (name);
1671             num_matches = module->FindFunctions (function_name_regex,
1672                                                  include_symbols,
1673                                                  include_inlines,
1674                                                  append,
1675                                                  sc_list);
1676         }
1677         else
1678         {
1679             ConstString function_name (name);
1680             num_matches = module->FindFunctions (function_name,
1681                                                  NULL,
1682                                                  eFunctionNameTypeBase | eFunctionNameTypeFull | eFunctionNameTypeMethod | eFunctionNameTypeSelector,
1683                                                  include_symbols,
1684                                                  include_inlines,
1685                                                  append,
1686                                                  sc_list);
1687         }
1688 
1689         if (num_matches)
1690         {
1691             strm.Indent ();
1692             strm.Printf("%zu match%s found in ", num_matches, num_matches > 1 ? "es" : "");
1693             DumpFullpath (strm, &module->GetFileSpec(), 0);
1694             strm.PutCString(":\n");
1695             DumpSymbolContextList (interpreter.GetExecutionContext().GetBestExecutionContextScope(), strm, sc_list, verbose);
1696         }
1697         return num_matches;
1698     }
1699     return 0;
1700 }
1701 
1702 static size_t
1703 LookupTypeInModule (CommandInterpreter &interpreter,
1704                     Stream &strm,
1705                     Module *module,
1706                     const char *name_cstr,
1707                     bool name_is_regex)
1708 {
1709     if (module && name_cstr && name_cstr[0])
1710     {
1711         TypeList type_list;
1712         const uint32_t max_num_matches = UINT32_MAX;
1713         size_t num_matches = 0;
1714         bool name_is_fully_qualified = false;
1715         SymbolContext sc;
1716 
1717         ConstString name(name_cstr);
1718         num_matches = module->FindTypes(sc, name, name_is_fully_qualified, max_num_matches, type_list);
1719 
1720         if (num_matches)
1721         {
1722             strm.Indent ();
1723             strm.Printf("%zu match%s found in ", num_matches, num_matches > 1 ? "es" : "");
1724             DumpFullpath (strm, &module->GetFileSpec(), 0);
1725             strm.PutCString(":\n");
1726             const uint32_t num_types = type_list.GetSize();
1727             for (uint32_t i=0; i<num_types; ++i)
1728             {
1729                 TypeSP type_sp (type_list.GetTypeAtIndex(i));
1730                 if (type_sp)
1731                 {
1732                     // Resolve the clang type so that any forward references
1733                     // to types that haven't yet been parsed will get parsed.
1734                     type_sp->GetClangFullType ();
1735                     type_sp->GetDescription (&strm, eDescriptionLevelFull, true);
1736                     // Print all typedef chains
1737                     TypeSP typedef_type_sp (type_sp);
1738                     TypeSP typedefed_type_sp (typedef_type_sp->GetTypedefType());
1739                     while (typedefed_type_sp)
1740                     {
1741                         strm.EOL();
1742                         strm.Printf("     typedef '%s': ", typedef_type_sp->GetName().GetCString());
1743                         typedefed_type_sp->GetClangFullType ();
1744                         typedefed_type_sp->GetDescription (&strm, eDescriptionLevelFull, true);
1745                         typedef_type_sp = typedefed_type_sp;
1746                         typedefed_type_sp = typedef_type_sp->GetTypedefType();
1747                     }
1748                 }
1749                 strm.EOL();
1750             }
1751         }
1752         return num_matches;
1753     }
1754     return 0;
1755 }
1756 
1757 static size_t
1758 LookupTypeHere (CommandInterpreter &interpreter,
1759                 Stream &strm,
1760                 const SymbolContext &sym_ctx,
1761                 const char *name_cstr,
1762                 bool name_is_regex)
1763 {
1764     if (!sym_ctx.module_sp)
1765         return 0;
1766 
1767     TypeList type_list;
1768     const uint32_t max_num_matches = UINT32_MAX;
1769     size_t num_matches = 1;
1770     bool name_is_fully_qualified = false;
1771 
1772     ConstString name(name_cstr);
1773     num_matches = sym_ctx.module_sp->FindTypes(sym_ctx, name, name_is_fully_qualified, max_num_matches, type_list);
1774 
1775     if (num_matches)
1776     {
1777         strm.Indent ();
1778         strm.PutCString("Best match found in ");
1779         DumpFullpath (strm, &sym_ctx.module_sp->GetFileSpec(), 0);
1780         strm.PutCString(":\n");
1781 
1782         TypeSP type_sp (type_list.GetTypeAtIndex(0));
1783         if (type_sp)
1784         {
1785             // Resolve the clang type so that any forward references
1786             // to types that haven't yet been parsed will get parsed.
1787             type_sp->GetClangFullType ();
1788             type_sp->GetDescription (&strm, eDescriptionLevelFull, true);
1789             // Print all typedef chains
1790             TypeSP typedef_type_sp (type_sp);
1791             TypeSP typedefed_type_sp (typedef_type_sp->GetTypedefType());
1792             while (typedefed_type_sp)
1793             {
1794                 strm.EOL();
1795                 strm.Printf("     typedef '%s': ", typedef_type_sp->GetName().GetCString());
1796                 typedefed_type_sp->GetClangFullType ();
1797                 typedefed_type_sp->GetDescription (&strm, eDescriptionLevelFull, true);
1798                 typedef_type_sp = typedefed_type_sp;
1799                 typedefed_type_sp = typedef_type_sp->GetTypedefType();
1800             }
1801         }
1802         strm.EOL();
1803     }
1804     return num_matches;
1805 }
1806 
1807 static uint32_t
1808 LookupFileAndLineInModule (CommandInterpreter &interpreter,
1809                            Stream &strm,
1810                            Module *module,
1811                            const FileSpec &file_spec,
1812                            uint32_t line,
1813                            bool check_inlines,
1814                            bool verbose)
1815 {
1816     if (module && file_spec)
1817     {
1818         SymbolContextList sc_list;
1819         const uint32_t num_matches = module->ResolveSymbolContextsForFileSpec(file_spec, line, check_inlines,
1820                                                                               eSymbolContextEverything, sc_list);
1821         if (num_matches > 0)
1822         {
1823             strm.Indent ();
1824             strm.Printf("%u match%s found in ", num_matches, num_matches > 1 ? "es" : "");
1825             strm << file_spec;
1826             if (line > 0)
1827                 strm.Printf (":%u", line);
1828             strm << " in ";
1829             DumpFullpath (strm, &module->GetFileSpec(), 0);
1830             strm.PutCString(":\n");
1831             DumpSymbolContextList (interpreter.GetExecutionContext().GetBestExecutionContextScope(), strm, sc_list, verbose);
1832             return num_matches;
1833         }
1834     }
1835     return 0;
1836 
1837 }
1838 
1839 
1840 static size_t
1841 FindModulesByName (Target *target,
1842                    const char *module_name,
1843                    ModuleList &module_list,
1844                    bool check_global_list)
1845 {
1846 // Dump specified images (by basename or fullpath)
1847     FileSpec module_file_spec(module_name, false);
1848     ModuleSpec module_spec (module_file_spec);
1849 
1850     const size_t initial_size = module_list.GetSize ();
1851 
1852     if (check_global_list)
1853     {
1854         // Check the global list
1855         Mutex::Locker locker(Module::GetAllocationModuleCollectionMutex());
1856         const size_t num_modules = Module::GetNumberAllocatedModules();
1857         ModuleSP module_sp;
1858         for (size_t image_idx = 0; image_idx<num_modules; ++image_idx)
1859         {
1860             Module *module = Module::GetAllocatedModuleAtIndex(image_idx);
1861 
1862             if (module)
1863             {
1864                 if (module->MatchesModuleSpec (module_spec))
1865                 {
1866                     module_sp = module->shared_from_this();
1867                     module_list.AppendIfNeeded(module_sp);
1868                 }
1869             }
1870         }
1871     }
1872     else
1873     {
1874         if (target)
1875         {
1876             const size_t num_matches = target->GetImages().FindModules (module_spec, module_list);
1877 
1878             // Not found in our module list for our target, check the main
1879             // shared module list in case it is a extra file used somewhere
1880             // else
1881             if (num_matches == 0)
1882             {
1883                 module_spec.GetArchitecture() = target->GetArchitecture();
1884                 ModuleList::FindSharedModules (module_spec, module_list);
1885             }
1886         }
1887         else
1888         {
1889             ModuleList::FindSharedModules (module_spec,module_list);
1890         }
1891     }
1892 
1893     return module_list.GetSize () - initial_size;
1894 }
1895 
1896 #pragma mark CommandObjectTargetModulesModuleAutoComplete
1897 
1898 //----------------------------------------------------------------------
1899 // A base command object class that can auto complete with module file
1900 // paths
1901 //----------------------------------------------------------------------
1902 
1903 class CommandObjectTargetModulesModuleAutoComplete : public CommandObjectParsed
1904 {
1905 public:
1906 
1907     CommandObjectTargetModulesModuleAutoComplete (CommandInterpreter &interpreter,
1908                                       const char *name,
1909                                       const char *help,
1910                                       const char *syntax) :
1911         CommandObjectParsed (interpreter, name, help, syntax)
1912     {
1913         CommandArgumentEntry arg;
1914         CommandArgumentData file_arg;
1915 
1916         // Define the first (and only) variant of this arg.
1917         file_arg.arg_type = eArgTypeFilename;
1918         file_arg.arg_repetition = eArgRepeatStar;
1919 
1920         // There is only one variant this argument could be; put it into the argument entry.
1921         arg.push_back (file_arg);
1922 
1923         // Push the data for the first argument into the m_arguments vector.
1924         m_arguments.push_back (arg);
1925     }
1926 
1927     virtual
1928     ~CommandObjectTargetModulesModuleAutoComplete ()
1929     {
1930     }
1931 
1932     virtual int
1933     HandleArgumentCompletion (Args &input,
1934                               int &cursor_index,
1935                               int &cursor_char_position,
1936                               OptionElementVector &opt_element_vector,
1937                               int match_start_point,
1938                               int max_return_elements,
1939                               bool &word_complete,
1940                               StringList &matches)
1941     {
1942         // Arguments are the standard module completer.
1943         std::string completion_str (input.GetArgumentAtIndex(cursor_index));
1944         completion_str.erase (cursor_char_position);
1945 
1946         CommandCompletions::InvokeCommonCompletionCallbacks (m_interpreter,
1947                                                              CommandCompletions::eModuleCompletion,
1948                                                              completion_str.c_str(),
1949                                                              match_start_point,
1950                                                              max_return_elements,
1951                                                              NULL,
1952                                                              word_complete,
1953                                                              matches);
1954         return matches.GetSize();
1955     }
1956 };
1957 
1958 #pragma mark CommandObjectTargetModulesSourceFileAutoComplete
1959 
1960 //----------------------------------------------------------------------
1961 // A base command object class that can auto complete with module source
1962 // file paths
1963 //----------------------------------------------------------------------
1964 
1965 class CommandObjectTargetModulesSourceFileAutoComplete : public CommandObjectParsed
1966 {
1967 public:
1968 
1969     CommandObjectTargetModulesSourceFileAutoComplete (CommandInterpreter &interpreter,
1970                                                       const char *name,
1971                                                       const char *help,
1972                                                       const char *syntax,
1973                                                       uint32_t flags) :
1974         CommandObjectParsed (interpreter, name, help, syntax, flags)
1975     {
1976         CommandArgumentEntry arg;
1977         CommandArgumentData source_file_arg;
1978 
1979         // Define the first (and only) variant of this arg.
1980         source_file_arg.arg_type = eArgTypeSourceFile;
1981         source_file_arg.arg_repetition = eArgRepeatPlus;
1982 
1983         // There is only one variant this argument could be; put it into the argument entry.
1984         arg.push_back (source_file_arg);
1985 
1986         // Push the data for the first argument into the m_arguments vector.
1987         m_arguments.push_back (arg);
1988     }
1989 
1990     virtual
1991     ~CommandObjectTargetModulesSourceFileAutoComplete ()
1992     {
1993     }
1994 
1995     virtual int
1996     HandleArgumentCompletion (Args &input,
1997                               int &cursor_index,
1998                               int &cursor_char_position,
1999                               OptionElementVector &opt_element_vector,
2000                               int match_start_point,
2001                               int max_return_elements,
2002                               bool &word_complete,
2003                               StringList &matches)
2004     {
2005         // Arguments are the standard source file completer.
2006         std::string completion_str (input.GetArgumentAtIndex(cursor_index));
2007         completion_str.erase (cursor_char_position);
2008 
2009         CommandCompletions::InvokeCommonCompletionCallbacks (m_interpreter,
2010                                                              CommandCompletions::eSourceFileCompletion,
2011                                                              completion_str.c_str(),
2012                                                              match_start_point,
2013                                                              max_return_elements,
2014                                                              NULL,
2015                                                              word_complete,
2016                                                              matches);
2017         return matches.GetSize();
2018     }
2019 };
2020 
2021 
2022 #pragma mark CommandObjectTargetModulesDumpSymtab
2023 
2024 
2025 class CommandObjectTargetModulesDumpSymtab : public CommandObjectTargetModulesModuleAutoComplete
2026 {
2027 public:
2028     CommandObjectTargetModulesDumpSymtab (CommandInterpreter &interpreter) :
2029     CommandObjectTargetModulesModuleAutoComplete (interpreter,
2030                                       "target modules dump symtab",
2031                                       "Dump the symbol table from one or more target modules.",
2032                                       NULL),
2033     m_options (interpreter)
2034     {
2035     }
2036 
2037     virtual
2038     ~CommandObjectTargetModulesDumpSymtab ()
2039     {
2040     }
2041 
2042     virtual Options *
2043     GetOptions ()
2044     {
2045         return &m_options;
2046     }
2047 
2048     class CommandOptions : public Options
2049     {
2050     public:
2051 
2052         CommandOptions (CommandInterpreter &interpreter) :
2053         Options(interpreter),
2054         m_sort_order (eSortOrderNone)
2055         {
2056         }
2057 
2058         virtual
2059         ~CommandOptions ()
2060         {
2061         }
2062 
2063         virtual Error
2064         SetOptionValue (uint32_t option_idx, const char *option_arg)
2065         {
2066             Error error;
2067             const int short_option = m_getopt_table[option_idx].val;
2068 
2069             switch (short_option)
2070             {
2071                 case 's':
2072                     m_sort_order = (SortOrder) Args::StringToOptionEnum (option_arg,
2073                                                                          g_option_table[option_idx].enum_values,
2074                                                                          eSortOrderNone,
2075                                                                          error);
2076                     break;
2077 
2078                 default:
2079                     error.SetErrorStringWithFormat("invalid short option character '%c'", short_option);
2080                     break;
2081 
2082             }
2083             return error;
2084         }
2085 
2086         void
2087         OptionParsingStarting ()
2088         {
2089             m_sort_order = eSortOrderNone;
2090         }
2091 
2092         const OptionDefinition*
2093         GetDefinitions ()
2094         {
2095             return g_option_table;
2096         }
2097 
2098         // Options table: Required for subclasses of Options.
2099         static OptionDefinition g_option_table[];
2100 
2101         SortOrder m_sort_order;
2102     };
2103 
2104 protected:
2105     virtual bool
2106     DoExecute (Args& command,
2107              CommandReturnObject &result)
2108     {
2109         Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get();
2110         if (target == NULL)
2111         {
2112             result.AppendError ("invalid target, create a debug target using the 'target create' command");
2113             result.SetStatus (eReturnStatusFailed);
2114             return false;
2115         }
2116         else
2117         {
2118             uint32_t num_dumped = 0;
2119 
2120             uint32_t addr_byte_size = target->GetArchitecture().GetAddressByteSize();
2121             result.GetOutputStream().SetAddressByteSize(addr_byte_size);
2122             result.GetErrorStream().SetAddressByteSize(addr_byte_size);
2123 
2124             if (command.GetArgumentCount() == 0)
2125             {
2126                 // Dump all sections for all modules images
2127                 Mutex::Locker modules_locker(target->GetImages().GetMutex());
2128                 const size_t num_modules = target->GetImages().GetSize();
2129                 if (num_modules > 0)
2130                 {
2131                     result.GetOutputStream().Printf("Dumping symbol table for %zu modules.\n", num_modules);
2132                     for (size_t image_idx = 0; image_idx<num_modules; ++image_idx)
2133                     {
2134                         if (num_dumped > 0)
2135                         {
2136                             result.GetOutputStream().EOL();
2137                             result.GetOutputStream().EOL();
2138                         }
2139                         num_dumped++;
2140                         DumpModuleSymtab (m_interpreter,
2141                                           result.GetOutputStream(),
2142                                           target->GetImages().GetModulePointerAtIndexUnlocked(image_idx),
2143                                           m_options.m_sort_order);
2144                     }
2145                 }
2146                 else
2147                 {
2148                     result.AppendError ("the target has no associated executable images");
2149                     result.SetStatus (eReturnStatusFailed);
2150                     return false;
2151                 }
2152             }
2153             else
2154             {
2155                 // Dump specified images (by basename or fullpath)
2156                 const char *arg_cstr;
2157                 for (int arg_idx = 0; (arg_cstr = command.GetArgumentAtIndex(arg_idx)) != NULL; ++arg_idx)
2158                 {
2159                     ModuleList module_list;
2160                     const size_t num_matches = FindModulesByName (target, arg_cstr, module_list, true);
2161                     if (num_matches > 0)
2162                     {
2163                         for (size_t i=0; i<num_matches; ++i)
2164                         {
2165                             Module *module = module_list.GetModulePointerAtIndex(i);
2166                             if (module)
2167                             {
2168                                 if (num_dumped > 0)
2169                                 {
2170                                     result.GetOutputStream().EOL();
2171                                     result.GetOutputStream().EOL();
2172                                 }
2173                                 num_dumped++;
2174                                 DumpModuleSymtab (m_interpreter, result.GetOutputStream(), module, m_options.m_sort_order);
2175                             }
2176                         }
2177                     }
2178                     else
2179                         result.AppendWarningWithFormat("Unable to find an image that matches '%s'.\n", arg_cstr);
2180                 }
2181             }
2182 
2183             if (num_dumped > 0)
2184                 result.SetStatus (eReturnStatusSuccessFinishResult);
2185             else
2186             {
2187                 result.AppendError ("no matching executable images found");
2188                 result.SetStatus (eReturnStatusFailed);
2189             }
2190         }
2191         return result.Succeeded();
2192     }
2193 
2194 
2195     CommandOptions m_options;
2196 };
2197 
2198 static OptionEnumValueElement
2199 g_sort_option_enumeration[4] =
2200 {
2201     { eSortOrderNone,       "none",     "No sorting, use the original symbol table order."},
2202     { eSortOrderByAddress,  "address",  "Sort output by symbol address."},
2203     { eSortOrderByName,     "name",     "Sort output by symbol name."},
2204     { 0,                    NULL,       NULL }
2205 };
2206 
2207 
2208 OptionDefinition
2209 CommandObjectTargetModulesDumpSymtab::CommandOptions::g_option_table[] =
2210 {
2211     { LLDB_OPT_SET_1, false, "sort", 's', required_argument, g_sort_option_enumeration, 0, eArgTypeSortOrder, "Supply a sort order when dumping the symbol table."},
2212     { 0, false, NULL, 0, 0, NULL, 0, eArgTypeNone, NULL }
2213 };
2214 
2215 #pragma mark CommandObjectTargetModulesDumpSections
2216 
2217 //----------------------------------------------------------------------
2218 // Image section dumping command
2219 //----------------------------------------------------------------------
2220 
2221 class CommandObjectTargetModulesDumpSections : public CommandObjectTargetModulesModuleAutoComplete
2222 {
2223 public:
2224     CommandObjectTargetModulesDumpSections (CommandInterpreter &interpreter) :
2225     CommandObjectTargetModulesModuleAutoComplete (interpreter,
2226                                       "target modules dump sections",
2227                                       "Dump the sections from one or more target modules.",
2228                                       //"target modules dump sections [<file1> ...]")
2229                                       NULL)
2230     {
2231     }
2232 
2233     virtual
2234     ~CommandObjectTargetModulesDumpSections ()
2235     {
2236     }
2237 
2238 protected:
2239     virtual bool
2240     DoExecute (Args& command,
2241              CommandReturnObject &result)
2242     {
2243         Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get();
2244         if (target == NULL)
2245         {
2246             result.AppendError ("invalid target, create a debug target using the 'target create' command");
2247             result.SetStatus (eReturnStatusFailed);
2248             return false;
2249         }
2250         else
2251         {
2252             uint32_t num_dumped = 0;
2253 
2254             uint32_t addr_byte_size = target->GetArchitecture().GetAddressByteSize();
2255             result.GetOutputStream().SetAddressByteSize(addr_byte_size);
2256             result.GetErrorStream().SetAddressByteSize(addr_byte_size);
2257 
2258             if (command.GetArgumentCount() == 0)
2259             {
2260                 // Dump all sections for all modules images
2261                 const size_t num_modules = target->GetImages().GetSize();
2262                 if (num_modules > 0)
2263                 {
2264                     result.GetOutputStream().Printf("Dumping sections for %zu modules.\n", num_modules);
2265                     for (size_t image_idx = 0;  image_idx<num_modules; ++image_idx)
2266                     {
2267                         num_dumped++;
2268                         DumpModuleSections (m_interpreter, result.GetOutputStream(), target->GetImages().GetModulePointerAtIndex(image_idx));
2269                     }
2270                 }
2271                 else
2272                 {
2273                     result.AppendError ("the target has no associated executable images");
2274                     result.SetStatus (eReturnStatusFailed);
2275                     return false;
2276                 }
2277             }
2278             else
2279             {
2280                 // Dump specified images (by basename or fullpath)
2281                 const char *arg_cstr;
2282                 for (int arg_idx = 0; (arg_cstr = command.GetArgumentAtIndex(arg_idx)) != NULL; ++arg_idx)
2283                 {
2284                     ModuleList module_list;
2285                     const size_t num_matches = FindModulesByName (target, arg_cstr, module_list, true);
2286                     if (num_matches > 0)
2287                     {
2288                         for (size_t i=0; i<num_matches; ++i)
2289                         {
2290                             Module *module = module_list.GetModulePointerAtIndex(i);
2291                             if (module)
2292                             {
2293                                 num_dumped++;
2294                                 DumpModuleSections (m_interpreter, result.GetOutputStream(), module);
2295                             }
2296                         }
2297                     }
2298                     else
2299                     {
2300                         // Check the global list
2301                         Mutex::Locker locker(Module::GetAllocationModuleCollectionMutex());
2302 
2303                         result.AppendWarningWithFormat("Unable to find an image that matches '%s'.\n", arg_cstr);
2304                     }
2305                 }
2306             }
2307 
2308             if (num_dumped > 0)
2309                 result.SetStatus (eReturnStatusSuccessFinishResult);
2310             else
2311             {
2312                 result.AppendError ("no matching executable images found");
2313                 result.SetStatus (eReturnStatusFailed);
2314             }
2315         }
2316         return result.Succeeded();
2317     }
2318 };
2319 
2320 
2321 #pragma mark CommandObjectTargetModulesDumpSymfile
2322 
2323 //----------------------------------------------------------------------
2324 // Image debug symbol dumping command
2325 //----------------------------------------------------------------------
2326 
2327 class CommandObjectTargetModulesDumpSymfile : public CommandObjectTargetModulesModuleAutoComplete
2328 {
2329 public:
2330     CommandObjectTargetModulesDumpSymfile (CommandInterpreter &interpreter) :
2331     CommandObjectTargetModulesModuleAutoComplete (interpreter,
2332                                       "target modules dump symfile",
2333                                       "Dump the debug symbol file for one or more target modules.",
2334                                       //"target modules dump symfile [<file1> ...]")
2335                                       NULL)
2336     {
2337     }
2338 
2339     virtual
2340     ~CommandObjectTargetModulesDumpSymfile ()
2341     {
2342     }
2343 
2344 protected:
2345     virtual bool
2346     DoExecute (Args& command,
2347              CommandReturnObject &result)
2348     {
2349         Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get();
2350         if (target == NULL)
2351         {
2352             result.AppendError ("invalid target, create a debug target using the 'target create' command");
2353             result.SetStatus (eReturnStatusFailed);
2354             return false;
2355         }
2356         else
2357         {
2358             uint32_t num_dumped = 0;
2359 
2360             uint32_t addr_byte_size = target->GetArchitecture().GetAddressByteSize();
2361             result.GetOutputStream().SetAddressByteSize(addr_byte_size);
2362             result.GetErrorStream().SetAddressByteSize(addr_byte_size);
2363 
2364             if (command.GetArgumentCount() == 0)
2365             {
2366                 // Dump all sections for all modules images
2367                 const ModuleList &target_modules = target->GetImages();
2368                 Mutex::Locker modules_locker (target_modules.GetMutex());
2369                 const size_t num_modules = target_modules.GetSize();
2370                 if (num_modules > 0)
2371                 {
2372                     result.GetOutputStream().Printf("Dumping debug symbols for %zu modules.\n", num_modules);
2373                     for (uint32_t image_idx = 0;  image_idx<num_modules; ++image_idx)
2374                     {
2375                         if (DumpModuleSymbolVendor (result.GetOutputStream(), target_modules.GetModulePointerAtIndexUnlocked(image_idx)))
2376                             num_dumped++;
2377                     }
2378                 }
2379                 else
2380                 {
2381                     result.AppendError ("the target has no associated executable images");
2382                     result.SetStatus (eReturnStatusFailed);
2383                     return false;
2384                 }
2385             }
2386             else
2387             {
2388                 // Dump specified images (by basename or fullpath)
2389                 const char *arg_cstr;
2390                 for (int arg_idx = 0; (arg_cstr = command.GetArgumentAtIndex(arg_idx)) != NULL; ++arg_idx)
2391                 {
2392                     ModuleList module_list;
2393                     const size_t num_matches = FindModulesByName (target, arg_cstr, module_list, true);
2394                     if (num_matches > 0)
2395                     {
2396                         for (size_t i=0; i<num_matches; ++i)
2397                         {
2398                             Module *module = module_list.GetModulePointerAtIndex(i);
2399                             if (module)
2400                             {
2401                                 if (DumpModuleSymbolVendor (result.GetOutputStream(), module))
2402                                     num_dumped++;
2403                             }
2404                         }
2405                     }
2406                     else
2407                         result.AppendWarningWithFormat("Unable to find an image that matches '%s'.\n", arg_cstr);
2408                 }
2409             }
2410 
2411             if (num_dumped > 0)
2412                 result.SetStatus (eReturnStatusSuccessFinishResult);
2413             else
2414             {
2415                 result.AppendError ("no matching executable images found");
2416                 result.SetStatus (eReturnStatusFailed);
2417             }
2418         }
2419         return result.Succeeded();
2420     }
2421 };
2422 
2423 
2424 #pragma mark CommandObjectTargetModulesDumpLineTable
2425 
2426 //----------------------------------------------------------------------
2427 // Image debug line table dumping command
2428 //----------------------------------------------------------------------
2429 
2430 class CommandObjectTargetModulesDumpLineTable : public CommandObjectTargetModulesSourceFileAutoComplete
2431 {
2432 public:
2433     CommandObjectTargetModulesDumpLineTable (CommandInterpreter &interpreter) :
2434     CommandObjectTargetModulesSourceFileAutoComplete (interpreter,
2435                                                       "target modules dump line-table",
2436                                                       "Dump the debug symbol file for one or more target modules.",
2437                                                       NULL,
2438                                                       eFlagRequiresTarget)
2439     {
2440     }
2441 
2442     virtual
2443     ~CommandObjectTargetModulesDumpLineTable ()
2444     {
2445     }
2446 
2447 protected:
2448     virtual bool
2449     DoExecute (Args& command,
2450              CommandReturnObject &result)
2451     {
2452         Target *target = m_exe_ctx.GetTargetPtr();
2453         uint32_t total_num_dumped = 0;
2454 
2455         uint32_t addr_byte_size = target->GetArchitecture().GetAddressByteSize();
2456         result.GetOutputStream().SetAddressByteSize(addr_byte_size);
2457         result.GetErrorStream().SetAddressByteSize(addr_byte_size);
2458 
2459         if (command.GetArgumentCount() == 0)
2460         {
2461             result.AppendErrorWithFormat ("\nSyntax: %s\n", m_cmd_syntax.c_str());
2462             result.SetStatus (eReturnStatusFailed);
2463         }
2464         else
2465         {
2466             // Dump specified images (by basename or fullpath)
2467             const char *arg_cstr;
2468             for (int arg_idx = 0; (arg_cstr = command.GetArgumentAtIndex(arg_idx)) != NULL; ++arg_idx)
2469             {
2470                 FileSpec file_spec(arg_cstr, false);
2471 
2472                 const ModuleList &target_modules = target->GetImages();
2473                 Mutex::Locker modules_locker(target_modules.GetMutex());
2474                 const size_t num_modules = target_modules.GetSize();
2475                 if (num_modules > 0)
2476                 {
2477                     uint32_t num_dumped = 0;
2478                     for (uint32_t i = 0; i<num_modules; ++i)
2479                     {
2480                         if (DumpCompileUnitLineTable (m_interpreter,
2481                                                       result.GetOutputStream(),
2482                                                       target_modules.GetModulePointerAtIndexUnlocked(i),
2483                                                       file_spec,
2484                                                       m_exe_ctx.GetProcessPtr() && m_exe_ctx.GetProcessRef().IsAlive()))
2485                             num_dumped++;
2486                     }
2487                     if (num_dumped == 0)
2488                         result.AppendWarningWithFormat ("No source filenames matched '%s'.\n", arg_cstr);
2489                     else
2490                         total_num_dumped += num_dumped;
2491                 }
2492             }
2493         }
2494 
2495         if (total_num_dumped > 0)
2496             result.SetStatus (eReturnStatusSuccessFinishResult);
2497         else
2498         {
2499             result.AppendError ("no source filenames matched any command arguments");
2500             result.SetStatus (eReturnStatusFailed);
2501         }
2502         return result.Succeeded();
2503     }
2504 };
2505 
2506 
2507 #pragma mark CommandObjectTargetModulesDump
2508 
2509 //----------------------------------------------------------------------
2510 // Dump multi-word command for target modules
2511 //----------------------------------------------------------------------
2512 
2513 class CommandObjectTargetModulesDump : public CommandObjectMultiword
2514 {
2515 public:
2516 
2517     //------------------------------------------------------------------
2518     // Constructors and Destructors
2519     //------------------------------------------------------------------
2520     CommandObjectTargetModulesDump(CommandInterpreter &interpreter) :
2521     CommandObjectMultiword (interpreter,
2522                             "target modules dump",
2523                             "A set of commands for dumping information about one or more target modules.",
2524                             "target modules dump [symtab|sections|symfile|line-table] [<file1> <file2> ...]")
2525     {
2526         LoadSubCommand ("symtab",      CommandObjectSP (new CommandObjectTargetModulesDumpSymtab (interpreter)));
2527         LoadSubCommand ("sections",    CommandObjectSP (new CommandObjectTargetModulesDumpSections (interpreter)));
2528         LoadSubCommand ("symfile",     CommandObjectSP (new CommandObjectTargetModulesDumpSymfile (interpreter)));
2529         LoadSubCommand ("line-table",  CommandObjectSP (new CommandObjectTargetModulesDumpLineTable (interpreter)));
2530     }
2531 
2532     virtual
2533     ~CommandObjectTargetModulesDump()
2534     {
2535     }
2536 };
2537 
2538 class CommandObjectTargetModulesAdd : public CommandObjectParsed
2539 {
2540 public:
2541     CommandObjectTargetModulesAdd (CommandInterpreter &interpreter) :
2542         CommandObjectParsed (interpreter,
2543                              "target modules add",
2544                              "Add a new module to the current target's modules.",
2545                              "target modules add [<module>]"),
2546         m_option_group (interpreter),
2547         m_symbol_file (LLDB_OPT_SET_1, false, "symfile", 's', 0, eArgTypeFilename, "Fullpath to a stand alone debug symbols file for when debug symbols are not in the executable.")
2548     {
2549         m_option_group.Append (&m_uuid_option_group, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1);
2550         m_option_group.Append (&m_symbol_file, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1);
2551         m_option_group.Finalize();
2552     }
2553 
2554     virtual
2555     ~CommandObjectTargetModulesAdd ()
2556     {
2557     }
2558 
2559     virtual Options *
2560     GetOptions ()
2561     {
2562         return &m_option_group;
2563     }
2564 
2565     virtual int
2566     HandleArgumentCompletion (Args &input,
2567                               int &cursor_index,
2568                               int &cursor_char_position,
2569                               OptionElementVector &opt_element_vector,
2570                               int match_start_point,
2571                               int max_return_elements,
2572                               bool &word_complete,
2573                               StringList &matches)
2574     {
2575         std::string completion_str (input.GetArgumentAtIndex(cursor_index));
2576         completion_str.erase (cursor_char_position);
2577 
2578         CommandCompletions::InvokeCommonCompletionCallbacks (m_interpreter,
2579                                                              CommandCompletions::eDiskFileCompletion,
2580                                                              completion_str.c_str(),
2581                                                              match_start_point,
2582                                                              max_return_elements,
2583                                                              NULL,
2584                                                              word_complete,
2585                                                              matches);
2586         return matches.GetSize();
2587     }
2588 
2589 protected:
2590 
2591     OptionGroupOptions m_option_group;
2592     OptionGroupUUID m_uuid_option_group;
2593     OptionGroupFile m_symbol_file;
2594 
2595 
2596     virtual bool
2597     DoExecute (Args& args,
2598              CommandReturnObject &result)
2599     {
2600         Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get();
2601         if (target == NULL)
2602         {
2603             result.AppendError ("invalid target, create a debug target using the 'target create' command");
2604             result.SetStatus (eReturnStatusFailed);
2605             return false;
2606         }
2607         else
2608         {
2609             bool flush = false;
2610 
2611             const size_t argc = args.GetArgumentCount();
2612             if (argc == 0)
2613             {
2614                 if (m_uuid_option_group.GetOptionValue ().OptionWasSet())
2615                 {
2616                     // We are given a UUID only, go locate the file
2617                     ModuleSpec module_spec;
2618                     module_spec.GetUUID() = m_uuid_option_group.GetOptionValue ().GetCurrentValue();
2619                     if (m_symbol_file.GetOptionValue().OptionWasSet())
2620                         module_spec.GetSymbolFileSpec() = m_symbol_file.GetOptionValue().GetCurrentValue();
2621                     if (Symbols::DownloadObjectAndSymbolFile (module_spec))
2622                     {
2623                         ModuleSP module_sp (target->GetSharedModule (module_spec));
2624                         if (module_sp)
2625                         {
2626                             result.SetStatus (eReturnStatusSuccessFinishResult);
2627                             return true;
2628                         }
2629                         else
2630                         {
2631                             flush = true;
2632 
2633                             StreamString strm;
2634                             module_spec.GetUUID().Dump (&strm);
2635                             if (module_spec.GetFileSpec())
2636                             {
2637                                 if (module_spec.GetSymbolFileSpec())
2638                                 {
2639                                     result.AppendErrorWithFormat ("Unable to create the executable or symbol file with UUID %s with path %s and symbol file %s",
2640                                                                   strm.GetString().c_str(),
2641                                                                   module_spec.GetFileSpec().GetPath().c_str(),
2642                                                                   module_spec.GetSymbolFileSpec().GetPath().c_str());
2643                                 }
2644                                 else
2645                                 {
2646                                     result.AppendErrorWithFormat ("Unable to create the executable or symbol file with UUID %s with path %s",
2647                                                                   strm.GetString().c_str(),
2648                                                                   module_spec.GetFileSpec().GetPath().c_str());
2649                                 }
2650                             }
2651                             else
2652                             {
2653                                 result.AppendErrorWithFormat ("Unable to create the executable or symbol file with UUID %s",
2654                                                               strm.GetString().c_str());
2655                             }
2656                             result.SetStatus (eReturnStatusFailed);
2657                             return false;
2658                         }
2659                     }
2660                     else
2661                     {
2662                         StreamString strm;
2663                         module_spec.GetUUID().Dump (&strm);
2664                         result.AppendErrorWithFormat ("Unable to locate the executable or symbol file with UUID %s", strm.GetString().c_str());
2665                         result.SetStatus (eReturnStatusFailed);
2666                         return false;
2667                     }
2668                 }
2669                 else
2670                 {
2671                     result.AppendError ("one or more executable image paths must be specified");
2672                     result.SetStatus (eReturnStatusFailed);
2673                     return false;
2674                 }
2675             }
2676             else
2677             {
2678                 for (size_t i=0; i<argc; ++i)
2679                 {
2680                     const char *path = args.GetArgumentAtIndex(i);
2681                     if (path)
2682                     {
2683                         FileSpec file_spec(path, true);
2684                         if (file_spec.Exists())
2685                         {
2686                             ModuleSpec module_spec (file_spec);
2687                             if (m_uuid_option_group.GetOptionValue ().OptionWasSet())
2688                                 module_spec.GetUUID() = m_uuid_option_group.GetOptionValue ().GetCurrentValue();
2689                             if (m_symbol_file.GetOptionValue().OptionWasSet())
2690                                 module_spec.GetSymbolFileSpec() = m_symbol_file.GetOptionValue().GetCurrentValue();
2691                             Error error;
2692                             ModuleSP module_sp (target->GetSharedModule (module_spec, &error));
2693                             if (!module_sp)
2694                             {
2695                                 const char *error_cstr = error.AsCString();
2696                                 if (error_cstr)
2697                                     result.AppendError (error_cstr);
2698                                 else
2699                                     result.AppendErrorWithFormat ("unsupported module: %s", path);
2700                                 result.SetStatus (eReturnStatusFailed);
2701                                 return false;
2702                             }
2703                             else
2704                             {
2705                                 flush = true;
2706                             }
2707                             result.SetStatus (eReturnStatusSuccessFinishResult);
2708                         }
2709                         else
2710                         {
2711                             char resolved_path[PATH_MAX];
2712                             result.SetStatus (eReturnStatusFailed);
2713                             if (file_spec.GetPath (resolved_path, sizeof(resolved_path)))
2714                             {
2715                                 if (strcmp (resolved_path, path) != 0)
2716                                 {
2717                                     result.AppendErrorWithFormat ("invalid module path '%s' with resolved path '%s'\n", path, resolved_path);
2718                                     break;
2719                                 }
2720                             }
2721                             result.AppendErrorWithFormat ("invalid module path '%s'\n", path);
2722                             break;
2723                         }
2724                     }
2725                 }
2726             }
2727 
2728             if (flush)
2729             {
2730                 ProcessSP process = target->GetProcessSP();
2731                 if (process)
2732                     process->Flush();
2733             }
2734         }
2735 
2736         return result.Succeeded();
2737     }
2738 
2739 };
2740 
2741 class CommandObjectTargetModulesLoad : public CommandObjectTargetModulesModuleAutoComplete
2742 {
2743 public:
2744     CommandObjectTargetModulesLoad (CommandInterpreter &interpreter) :
2745         CommandObjectTargetModulesModuleAutoComplete (interpreter,
2746                                                       "target modules load",
2747                                                       "Set the load addresses for one or more sections in a target module.",
2748                                                       "target modules load [--file <module> --uuid <uuid>] <sect-name> <address> [<sect-name> <address> ....]"),
2749         m_option_group (interpreter),
2750         m_file_option (LLDB_OPT_SET_1, false, "file", 'f', 0, eArgTypeFilename, "Fullpath or basename for module to load."),
2751         m_slide_option(LLDB_OPT_SET_1, false, "slide", 's', 0, eArgTypeOffset, "Set the load address for all sections to be the virtual address in the file plus the offset.", 0)
2752     {
2753         m_option_group.Append (&m_uuid_option_group, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1);
2754         m_option_group.Append (&m_file_option, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1);
2755         m_option_group.Append (&m_slide_option, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1);
2756         m_option_group.Finalize();
2757     }
2758 
2759     virtual
2760     ~CommandObjectTargetModulesLoad ()
2761     {
2762     }
2763 
2764     virtual Options *
2765     GetOptions ()
2766     {
2767         return &m_option_group;
2768     }
2769 
2770 protected:
2771     virtual bool
2772     DoExecute (Args& args,
2773              CommandReturnObject &result)
2774     {
2775         Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get();
2776         if (target == NULL)
2777         {
2778             result.AppendError ("invalid target, create a debug target using the 'target create' command");
2779             result.SetStatus (eReturnStatusFailed);
2780             return false;
2781         }
2782         else
2783         {
2784             const size_t argc = args.GetArgumentCount();
2785             ModuleSpec module_spec;
2786             bool search_using_module_spec = false;
2787             if (m_file_option.GetOptionValue().OptionWasSet())
2788             {
2789                 search_using_module_spec = true;
2790                 module_spec.GetFileSpec() = m_file_option.GetOptionValue().GetCurrentValue();
2791             }
2792 
2793             if (m_uuid_option_group.GetOptionValue().OptionWasSet())
2794             {
2795                 search_using_module_spec = true;
2796                 module_spec.GetUUID() = m_uuid_option_group.GetOptionValue().GetCurrentValue();
2797             }
2798 
2799             if (search_using_module_spec)
2800             {
2801 
2802                 ModuleList matching_modules;
2803                 const size_t num_matches = target->GetImages().FindModules (module_spec, matching_modules);
2804 
2805                 char path[PATH_MAX];
2806                 if (num_matches == 1)
2807                 {
2808                     Module *module = matching_modules.GetModulePointerAtIndex(0);
2809                     if (module)
2810                     {
2811                         ObjectFile *objfile = module->GetObjectFile();
2812                         if (objfile)
2813                         {
2814                             SectionList *section_list = objfile->GetSectionList();
2815                             if (section_list)
2816                             {
2817                                 bool changed = false;
2818                                 if (argc == 0)
2819                                 {
2820                                     if (m_slide_option.GetOptionValue().OptionWasSet())
2821                                     {
2822                                         const addr_t slide = m_slide_option.GetOptionValue().GetCurrentValue();
2823                                         module->SetLoadAddress (*target, slide, changed);
2824                                     }
2825                                     else
2826                                     {
2827                                         result.AppendError ("one or more section name + load address pair must be specified");
2828                                         result.SetStatus (eReturnStatusFailed);
2829                                         return false;
2830                                     }
2831                                 }
2832                                 else
2833                                 {
2834                                     if (m_slide_option.GetOptionValue().OptionWasSet())
2835                                     {
2836                                         result.AppendError ("The \"--slide <offset>\" option can't be used in conjunction with setting section load addresses.\n");
2837                                         result.SetStatus (eReturnStatusFailed);
2838                                         return false;
2839                                     }
2840 
2841                                     for (size_t i=0; i<argc; i += 2)
2842                                     {
2843                                         const char *sect_name = args.GetArgumentAtIndex(i);
2844                                         const char *load_addr_cstr = args.GetArgumentAtIndex(i+1);
2845                                         if (sect_name && load_addr_cstr)
2846                                         {
2847                                             ConstString const_sect_name(sect_name);
2848                                             bool success = false;
2849                                             addr_t load_addr = Args::StringToUInt64(load_addr_cstr, LLDB_INVALID_ADDRESS, 0, &success);
2850                                             if (success)
2851                                             {
2852                                                 SectionSP section_sp (section_list->FindSectionByName(const_sect_name));
2853                                                 if (section_sp)
2854                                                 {
2855                                                     if (section_sp->IsThreadSpecific())
2856                                                     {
2857                                                         result.AppendErrorWithFormat ("thread specific sections are not yet supported (section '%s')\n", sect_name);
2858                                                         result.SetStatus (eReturnStatusFailed);
2859                                                         break;
2860                                                     }
2861                                                     else
2862                                                     {
2863                                                         if (target->GetSectionLoadList().SetSectionLoadAddress (section_sp, load_addr))
2864                                                             changed = true;
2865                                                         result.AppendMessageWithFormat("section '%s' loaded at 0x%" PRIx64 "\n", sect_name, load_addr);
2866                                                     }
2867                                                 }
2868                                                 else
2869                                                 {
2870                                                     result.AppendErrorWithFormat ("no section found that matches the section name '%s'\n", sect_name);
2871                                                     result.SetStatus (eReturnStatusFailed);
2872                                                     break;
2873                                                 }
2874                                             }
2875                                             else
2876                                             {
2877                                                 result.AppendErrorWithFormat ("invalid load address string '%s'\n", load_addr_cstr);
2878                                                 result.SetStatus (eReturnStatusFailed);
2879                                                 break;
2880                                             }
2881                                         }
2882                                         else
2883                                         {
2884                                             if (sect_name)
2885                                                 result.AppendError ("section names must be followed by a load address.\n");
2886                                             else
2887                                                 result.AppendError ("one or more section name + load address pair must be specified.\n");
2888                                             result.SetStatus (eReturnStatusFailed);
2889                                             break;
2890                                         }
2891                                     }
2892                                 }
2893 
2894                                 if (changed)
2895                                 {
2896                                     target->ModulesDidLoad (matching_modules);
2897                                     Process *process = m_exe_ctx.GetProcessPtr();
2898                                     if (process)
2899                                         process->Flush();
2900                                 }
2901                             }
2902                             else
2903                             {
2904                                 module->GetFileSpec().GetPath (path, sizeof(path));
2905                                 result.AppendErrorWithFormat ("no sections in object file '%s'\n", path);
2906                                 result.SetStatus (eReturnStatusFailed);
2907                             }
2908                         }
2909                         else
2910                         {
2911                             module->GetFileSpec().GetPath (path, sizeof(path));
2912                             result.AppendErrorWithFormat ("no object file for module '%s'\n", path);
2913                             result.SetStatus (eReturnStatusFailed);
2914                         }
2915                     }
2916                     else
2917                     {
2918                         FileSpec *module_spec_file = module_spec.GetFileSpecPtr();
2919                         if (module_spec_file)
2920                         {
2921                             module_spec_file->GetPath (path, sizeof(path));
2922                             result.AppendErrorWithFormat ("invalid module '%s'.\n", path);
2923                         }
2924                         else
2925                             result.AppendError ("no module spec");
2926                         result.SetStatus (eReturnStatusFailed);
2927                     }
2928                 }
2929                 else
2930                 {
2931                     std::string uuid_str;
2932 
2933                     if (module_spec.GetFileSpec())
2934                         module_spec.GetFileSpec().GetPath (path, sizeof(path));
2935                     else
2936                         path[0] = '\0';
2937 
2938                     if (module_spec.GetUUIDPtr())
2939                         uuid_str = module_spec.GetUUID().GetAsString();
2940                     if (num_matches > 1)
2941                     {
2942                         result.AppendErrorWithFormat ("multiple modules match%s%s%s%s:\n",
2943                                                       path[0] ? " file=" : "",
2944                                                       path,
2945                                                       !uuid_str.empty() ? " uuid=" : "",
2946                                                       uuid_str.c_str());
2947                         for (size_t i=0; i<num_matches; ++i)
2948                         {
2949                             if (matching_modules.GetModulePointerAtIndex(i)->GetFileSpec().GetPath (path, sizeof(path)))
2950                                 result.AppendMessageWithFormat("%s\n", path);
2951                         }
2952                     }
2953                     else
2954                     {
2955                         result.AppendErrorWithFormat ("no modules were found  that match%s%s%s%s.\n",
2956                                                       path[0] ? " file=" : "",
2957                                                       path,
2958                                                       !uuid_str.empty() ? " uuid=" : "",
2959                                                       uuid_str.c_str());
2960                     }
2961                     result.SetStatus (eReturnStatusFailed);
2962                 }
2963             }
2964             else
2965             {
2966                 result.AppendError ("either the \"--file <module>\" or the \"--uuid <uuid>\" option must be specified.\n");
2967                 result.SetStatus (eReturnStatusFailed);
2968                 return false;
2969             }
2970         }
2971         return result.Succeeded();
2972     }
2973 
2974     OptionGroupOptions m_option_group;
2975     OptionGroupUUID m_uuid_option_group;
2976     OptionGroupFile m_file_option;
2977     OptionGroupUInt64 m_slide_option;
2978 };
2979 
2980 //----------------------------------------------------------------------
2981 // List images with associated information
2982 //----------------------------------------------------------------------
2983 class CommandObjectTargetModulesList : public CommandObjectParsed
2984 {
2985 public:
2986 
2987     class CommandOptions : public Options
2988     {
2989     public:
2990 
2991         CommandOptions (CommandInterpreter &interpreter) :
2992             Options(interpreter),
2993             m_format_array(),
2994             m_use_global_module_list (false),
2995             m_module_addr (LLDB_INVALID_ADDRESS)
2996         {
2997         }
2998 
2999         virtual
3000         ~CommandOptions ()
3001         {
3002         }
3003 
3004         virtual Error
3005         SetOptionValue (uint32_t option_idx, const char *option_arg)
3006         {
3007             Error error;
3008 
3009             const int short_option = m_getopt_table[option_idx].val;
3010             if (short_option == 'g')
3011             {
3012                 m_use_global_module_list = true;
3013             }
3014             else if (short_option == 'a')
3015             {
3016                 ExecutionContext exe_ctx (m_interpreter.GetExecutionContext());
3017                 m_module_addr = Args::StringToAddress(&exe_ctx, option_arg, LLDB_INVALID_ADDRESS, &error);
3018             }
3019             else
3020             {
3021                 unsigned long width = 0;
3022                 if (option_arg)
3023                     width = strtoul (option_arg, NULL, 0);
3024                 m_format_array.push_back(std::make_pair(short_option, width));
3025             }
3026             return error;
3027         }
3028 
3029         void
3030         OptionParsingStarting ()
3031         {
3032             m_format_array.clear();
3033             m_use_global_module_list = false;
3034             m_module_addr = LLDB_INVALID_ADDRESS;
3035         }
3036 
3037         const OptionDefinition*
3038         GetDefinitions ()
3039         {
3040             return g_option_table;
3041         }
3042 
3043         // Options table: Required for subclasses of Options.
3044 
3045         static OptionDefinition g_option_table[];
3046 
3047         // Instance variables to hold the values for command options.
3048         typedef std::vector< std::pair<char, uint32_t> > FormatWidthCollection;
3049         FormatWidthCollection m_format_array;
3050         bool m_use_global_module_list;
3051         lldb::addr_t m_module_addr;
3052     };
3053 
3054     CommandObjectTargetModulesList (CommandInterpreter &interpreter) :
3055         CommandObjectParsed (interpreter,
3056                              "target modules list",
3057                              "List current executable and dependent shared library images.",
3058                              "target modules list [<cmd-options>]"),
3059         m_options (interpreter)
3060     {
3061     }
3062 
3063     virtual
3064     ~CommandObjectTargetModulesList ()
3065     {
3066     }
3067 
3068     virtual
3069     Options *
3070     GetOptions ()
3071     {
3072         return &m_options;
3073     }
3074 
3075 protected:
3076     virtual bool
3077     DoExecute (Args& command,
3078              CommandReturnObject &result)
3079     {
3080         Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get();
3081         const bool use_global_module_list = m_options.m_use_global_module_list;
3082         // Define a local module list here to ensure it lives longer than any "locker"
3083         // object which might lock its contents below (through the "module_list_ptr"
3084         // variable).
3085         ModuleList module_list;
3086         if (target == NULL && use_global_module_list == false)
3087         {
3088             result.AppendError ("invalid target, create a debug target using the 'target create' command");
3089             result.SetStatus (eReturnStatusFailed);
3090             return false;
3091         }
3092         else
3093         {
3094             if (target)
3095             {
3096                 uint32_t addr_byte_size = target->GetArchitecture().GetAddressByteSize();
3097                 result.GetOutputStream().SetAddressByteSize(addr_byte_size);
3098                 result.GetErrorStream().SetAddressByteSize(addr_byte_size);
3099             }
3100             // Dump all sections for all modules images
3101             Stream &strm = result.GetOutputStream();
3102 
3103             if (m_options.m_module_addr != LLDB_INVALID_ADDRESS)
3104             {
3105                 if (target)
3106                 {
3107                     Address module_address;
3108                     if (module_address.SetLoadAddress(m_options.m_module_addr, target))
3109                     {
3110                         ModuleSP module_sp (module_address.GetModule());
3111                         if (module_sp)
3112                         {
3113                             PrintModule (target, module_sp.get(), 0, strm);
3114                             result.SetStatus (eReturnStatusSuccessFinishResult);
3115                         }
3116                         else
3117                         {
3118                             result.AppendErrorWithFormat ("Couldn't find module matching address: 0x%" PRIx64 ".", m_options.m_module_addr);
3119                             result.SetStatus (eReturnStatusFailed);
3120                         }
3121                     }
3122                     else
3123                     {
3124                         result.AppendErrorWithFormat ("Couldn't find module containing address: 0x%" PRIx64 ".", m_options.m_module_addr);
3125                         result.SetStatus (eReturnStatusFailed);
3126                     }
3127                 }
3128                 else
3129                 {
3130                     result.AppendError ("Can only look up modules by address with a valid target.");
3131                     result.SetStatus (eReturnStatusFailed);
3132                 }
3133                 return result.Succeeded();
3134             }
3135 
3136             size_t num_modules = 0;
3137             Mutex::Locker locker;      // This locker will be locked on the mutex in module_list_ptr if it is non-NULL.
3138                                        // Otherwise it will lock the AllocationModuleCollectionMutex when accessing
3139                                        // the global module list directly.
3140             const ModuleList *module_list_ptr = NULL;
3141             const size_t argc = command.GetArgumentCount();
3142             if (argc == 0)
3143             {
3144                 if (use_global_module_list)
3145                 {
3146                     locker.Lock (Module::GetAllocationModuleCollectionMutex());
3147                     num_modules = Module::GetNumberAllocatedModules();
3148                 }
3149                 else
3150                 {
3151                     module_list_ptr = &target->GetImages();
3152                 }
3153             }
3154             else
3155             {
3156                 for (size_t i=0; i<argc; ++i)
3157                 {
3158                     // Dump specified images (by basename or fullpath)
3159                     const char *arg_cstr = command.GetArgumentAtIndex(i);
3160                     const size_t num_matches = FindModulesByName (target, arg_cstr, module_list, use_global_module_list);
3161                     if (num_matches == 0)
3162                     {
3163                         if (argc == 1)
3164                         {
3165                             result.AppendErrorWithFormat ("no modules found that match '%s'", arg_cstr);
3166                             result.SetStatus (eReturnStatusFailed);
3167                             return false;
3168                         }
3169                     }
3170                 }
3171 
3172                 module_list_ptr = &module_list;
3173             }
3174 
3175             if (module_list_ptr != NULL)
3176             {
3177                 locker.Lock(module_list_ptr->GetMutex());
3178                 num_modules = module_list_ptr->GetSize();
3179             }
3180 
3181             if (num_modules > 0)
3182             {
3183                 for (uint32_t image_idx = 0; image_idx<num_modules; ++image_idx)
3184                 {
3185                     ModuleSP module_sp;
3186                     Module *module;
3187                     if (module_list_ptr)
3188                     {
3189                         module_sp = module_list_ptr->GetModuleAtIndexUnlocked(image_idx);
3190                         module = module_sp.get();
3191                     }
3192                     else
3193                     {
3194                         module = Module::GetAllocatedModuleAtIndex(image_idx);
3195                         module_sp = module->shared_from_this();
3196                     }
3197 
3198                     const size_t indent = strm.Printf("[%3u] ", image_idx);
3199                     PrintModule (target, module, indent, strm);
3200 
3201                 }
3202                 result.SetStatus (eReturnStatusSuccessFinishResult);
3203             }
3204             else
3205             {
3206                 if (argc)
3207                 {
3208                     if (use_global_module_list)
3209                         result.AppendError ("the global module list has no matching modules");
3210                     else
3211                         result.AppendError ("the target has no matching modules");
3212                 }
3213                 else
3214                 {
3215                     if (use_global_module_list)
3216                         result.AppendError ("the global module list is empty");
3217                     else
3218                         result.AppendError ("the target has no associated executable images");
3219                 }
3220                 result.SetStatus (eReturnStatusFailed);
3221                 return false;
3222             }
3223         }
3224         return result.Succeeded();
3225     }
3226 
3227     void
3228     PrintModule (Target *target, Module *module, int indent, Stream &strm)
3229     {
3230 
3231         if (module == NULL)
3232         {
3233             strm.PutCString("Null module");
3234             return;
3235         }
3236 
3237         bool dump_object_name = false;
3238         if (m_options.m_format_array.empty())
3239         {
3240             m_options.m_format_array.push_back(std::make_pair('u', 0));
3241             m_options.m_format_array.push_back(std::make_pair('h', 0));
3242             m_options.m_format_array.push_back(std::make_pair('f', 0));
3243             m_options.m_format_array.push_back(std::make_pair('S', 0));
3244         }
3245         const size_t num_entries = m_options.m_format_array.size();
3246         bool print_space = false;
3247         for (size_t i=0; i<num_entries; ++i)
3248         {
3249             if (print_space)
3250                 strm.PutChar(' ');
3251             print_space = true;
3252             const char format_char = m_options.m_format_array[i].first;
3253             uint32_t width = m_options.m_format_array[i].second;
3254             switch (format_char)
3255             {
3256                 case 'A':
3257                     DumpModuleArchitecture (strm, module, false, width);
3258                     break;
3259 
3260                 case 't':
3261                     DumpModuleArchitecture (strm, module, true, width);
3262                     break;
3263 
3264                 case 'f':
3265                     DumpFullpath (strm, &module->GetFileSpec(), width);
3266                     dump_object_name = true;
3267                     break;
3268 
3269                 case 'd':
3270                     DumpDirectory (strm, &module->GetFileSpec(), width);
3271                     break;
3272 
3273                 case 'b':
3274                     DumpBasename (strm, &module->GetFileSpec(), width);
3275                     dump_object_name = true;
3276                     break;
3277 
3278                 case 'h':
3279                 case 'o':
3280                     // Image header address
3281                     {
3282                         uint32_t addr_nibble_width = target ? (target->GetArchitecture().GetAddressByteSize() * 2) : 16;
3283 
3284                         ObjectFile *objfile = module->GetObjectFile ();
3285                         if (objfile)
3286                         {
3287                             Address header_addr(objfile->GetHeaderAddress());
3288                             if (header_addr.IsValid())
3289                             {
3290                                 if (target && !target->GetSectionLoadList().IsEmpty())
3291                                 {
3292                                     lldb::addr_t header_load_addr = header_addr.GetLoadAddress (target);
3293                                     if (header_load_addr == LLDB_INVALID_ADDRESS)
3294                                     {
3295                                         header_addr.Dump (&strm, target, Address::DumpStyleModuleWithFileAddress, Address::DumpStyleFileAddress);
3296                                     }
3297                                     else
3298                                     {
3299                                         if (format_char == 'o')
3300                                         {
3301                                             // Show the offset of slide for the image
3302                                             strm.Printf ("0x%*.*" PRIx64, addr_nibble_width, addr_nibble_width, header_load_addr - header_addr.GetFileAddress());
3303                                         }
3304                                         else
3305                                         {
3306                                             // Show the load address of the image
3307                                             strm.Printf ("0x%*.*" PRIx64, addr_nibble_width, addr_nibble_width, header_load_addr);
3308                                         }
3309                                     }
3310                                     break;
3311                                 }
3312                                 // The address was valid, but the image isn't loaded, output the address in an appropriate format
3313                                 header_addr.Dump (&strm, target, Address::DumpStyleFileAddress);
3314                                 break;
3315                             }
3316                         }
3317                         strm.Printf ("%*s", addr_nibble_width + 2, "");
3318                     }
3319                     break;
3320                 case 'r':
3321                     {
3322                         size_t ref_count = 0;
3323                         ModuleSP module_sp (module->shared_from_this());
3324                         if (module_sp)
3325                         {
3326                             // Take one away to make sure we don't count our local "module_sp"
3327                             ref_count = module_sp.use_count() - 1;
3328                         }
3329                         if (width)
3330                             strm.Printf("{%*zu}", width, ref_count);
3331                         else
3332                             strm.Printf("{%zu}", ref_count);
3333                     }
3334                     break;
3335 
3336                 case 's':
3337                 case 'S':
3338                     {
3339                         SymbolVendor *symbol_vendor = module->GetSymbolVendor();
3340                         if (symbol_vendor)
3341                         {
3342                             SymbolFile *symbol_file = symbol_vendor->GetSymbolFile();
3343                             if (symbol_file)
3344                             {
3345                                 if (format_char == 'S')
3346                                 {
3347                                     FileSpec &symfile_spec = symbol_file->GetObjectFile()->GetFileSpec();
3348                                     // Dump symbol file only if different from module file
3349                                     if (!symfile_spec || symfile_spec == module->GetFileSpec())
3350                                     {
3351                                         print_space = false;
3352                                         break;
3353                                     }
3354                                     // Add a newline and indent past the index
3355                                     strm.Printf ("\n%*s", indent, "");
3356                                 }
3357                                 DumpFullpath (strm, &symbol_file->GetObjectFile()->GetFileSpec(), width);
3358                                 dump_object_name = true;
3359                                 break;
3360                             }
3361                         }
3362                         strm.Printf("%.*s", width, "<NONE>");
3363                     }
3364                     break;
3365 
3366                 case 'm':
3367                     module->GetModificationTime().Dump(&strm, width);
3368                     break;
3369 
3370                 case 'p':
3371                     strm.Printf("%p", module);
3372                     break;
3373 
3374                 case 'u':
3375                     DumpModuleUUID(strm, module);
3376                     break;
3377 
3378                 default:
3379                     break;
3380             }
3381 
3382         }
3383         if (dump_object_name)
3384         {
3385             const char *object_name = module->GetObjectName().GetCString();
3386             if (object_name)
3387                 strm.Printf ("(%s)", object_name);
3388         }
3389         strm.EOL();
3390     }
3391 
3392     CommandOptions m_options;
3393 };
3394 
3395 OptionDefinition
3396 CommandObjectTargetModulesList::CommandOptions::g_option_table[] =
3397 {
3398     { LLDB_OPT_SET_1, false, "address",    'a', required_argument, NULL, 0, eArgTypeAddressOrExpression, "Display the image at this address."},
3399     { LLDB_OPT_SET_1, false, "arch",       'A', optional_argument, NULL, 0, eArgTypeWidth,   "Display the architecture when listing images."},
3400     { LLDB_OPT_SET_1, false, "triple",     't', optional_argument, NULL, 0, eArgTypeWidth,   "Display the triple when listing images."},
3401     { LLDB_OPT_SET_1, false, "header",     'h', no_argument,       NULL, 0, eArgTypeNone,    "Display the image header address as a load address if debugging, a file address otherwise."},
3402     { LLDB_OPT_SET_1, false, "offset",     'o', no_argument,       NULL, 0, eArgTypeNone,    "Display the image header address offset from the header file address (the slide amount)."},
3403     { LLDB_OPT_SET_1, false, "uuid",       'u', no_argument,       NULL, 0, eArgTypeNone,    "Display the UUID when listing images."},
3404     { LLDB_OPT_SET_1, false, "fullpath",   'f', optional_argument, NULL, 0, eArgTypeWidth,   "Display the fullpath to the image object file."},
3405     { LLDB_OPT_SET_1, false, "directory",  'd', optional_argument, NULL, 0, eArgTypeWidth,   "Display the directory with optional width for the image object file."},
3406     { LLDB_OPT_SET_1, false, "basename",   'b', optional_argument, NULL, 0, eArgTypeWidth,   "Display the basename with optional width for the image object file."},
3407     { LLDB_OPT_SET_1, false, "symfile",    's', optional_argument, NULL, 0, eArgTypeWidth,   "Display the fullpath to the image symbol file with optional width."},
3408     { LLDB_OPT_SET_1, false, "symfile-unique", 'S', optional_argument, NULL, 0, eArgTypeWidth,   "Display the symbol file with optional width only if it is different from the executable object file."},
3409     { LLDB_OPT_SET_1, false, "mod-time",   'm', optional_argument, NULL, 0, eArgTypeWidth,   "Display the modification time with optional width of the module."},
3410     { LLDB_OPT_SET_1, false, "ref-count",  'r', optional_argument, NULL, 0, eArgTypeWidth,   "Display the reference count if the module is still in the shared module cache."},
3411     { LLDB_OPT_SET_1, false, "pointer",    'p', optional_argument, NULL, 0, eArgTypeNone,    "Display the module pointer."},
3412     { LLDB_OPT_SET_1, false, "global",     'g', no_argument,       NULL, 0, eArgTypeNone,    "Display the modules from the global module list, not just the current target."},
3413     { 0, false, NULL, 0, 0, NULL, 0, eArgTypeNone, NULL }
3414 };
3415 
3416 #pragma mark CommandObjectTargetModulesShowUnwind
3417 
3418 //----------------------------------------------------------------------
3419 // Lookup unwind information in images
3420 //----------------------------------------------------------------------
3421 
3422 class CommandObjectTargetModulesShowUnwind : public CommandObjectParsed
3423 {
3424 public:
3425 
3426     enum
3427     {
3428         eLookupTypeInvalid = -1,
3429         eLookupTypeAddress = 0,
3430         eLookupTypeSymbol,
3431         eLookupTypeFunction,
3432         eLookupTypeFunctionOrSymbol,
3433         kNumLookupTypes
3434     };
3435 
3436     class CommandOptions : public Options
3437     {
3438     public:
3439 
3440         CommandOptions (CommandInterpreter &interpreter) :
3441             Options(interpreter),
3442             m_type(eLookupTypeInvalid),
3443             m_str(),
3444             m_addr(LLDB_INVALID_ADDRESS)
3445         {
3446         }
3447 
3448         virtual
3449         ~CommandOptions ()
3450         {
3451         }
3452 
3453         virtual Error
3454         SetOptionValue (uint32_t option_idx, const char *option_arg)
3455         {
3456             Error error;
3457 
3458             const int short_option = m_getopt_table[option_idx].val;
3459 
3460             switch (short_option)
3461             {
3462                 case 'a':
3463                 {
3464                     ExecutionContext exe_ctx (m_interpreter.GetExecutionContext());
3465                     m_type = eLookupTypeAddress;
3466                     m_addr = Args::StringToAddress(&exe_ctx, option_arg, LLDB_INVALID_ADDRESS, &error);
3467                     if (m_addr == LLDB_INVALID_ADDRESS)
3468                         error.SetErrorStringWithFormat ("invalid address string '%s'", option_arg);
3469                     break;
3470                 }
3471 
3472                 case 'n':
3473                 {
3474                     m_str = option_arg;
3475                     m_type = eLookupTypeFunctionOrSymbol;
3476                     break;
3477                 }
3478             }
3479 
3480             return error;
3481         }
3482 
3483         void
3484         OptionParsingStarting ()
3485         {
3486             m_type = eLookupTypeInvalid;
3487             m_str.clear();
3488             m_addr = LLDB_INVALID_ADDRESS;
3489         }
3490 
3491         const OptionDefinition*
3492         GetDefinitions ()
3493         {
3494             return g_option_table;
3495         }
3496 
3497         // Options table: Required for subclasses of Options.
3498 
3499         static OptionDefinition g_option_table[];
3500 
3501         // Instance variables to hold the values for command options.
3502 
3503         int             m_type;         // Should be a eLookupTypeXXX enum after parsing options
3504         std::string     m_str;          // Holds name lookup
3505         lldb::addr_t    m_addr;         // Holds the address to lookup
3506     };
3507 
3508     CommandObjectTargetModulesShowUnwind (CommandInterpreter &interpreter) :
3509         CommandObjectParsed (interpreter,
3510                              "target modules show-unwind",
3511                              "Show synthesized unwind instructions for a function.",
3512                              NULL,
3513                              eFlagRequiresTarget        |
3514                              eFlagRequiresProcess       |
3515                              eFlagProcessMustBeLaunched |
3516                              eFlagProcessMustBePaused   ),
3517         m_options (interpreter)
3518     {
3519     }
3520 
3521     virtual
3522     ~CommandObjectTargetModulesShowUnwind ()
3523     {
3524     }
3525 
3526     virtual
3527     Options *
3528     GetOptions ()
3529     {
3530         return &m_options;
3531     }
3532 
3533 protected:
3534     bool
3535     DoExecute (Args& command,
3536              CommandReturnObject &result)
3537     {
3538         Target *target = m_exe_ctx.GetTargetPtr();
3539         Process *process = m_exe_ctx.GetProcessPtr();
3540         ABI *abi = NULL;
3541         if (process)
3542           abi = process->GetABI().get();
3543 
3544         if (process == NULL)
3545         {
3546             result.AppendError ("You must have a process running to use this command.");
3547             result.SetStatus (eReturnStatusFailed);
3548             return false;
3549         }
3550 
3551         ThreadList threads(process->GetThreadList());
3552         if (threads.GetSize() == 0)
3553         {
3554             result.AppendError ("The process must be paused to use this command.");
3555             result.SetStatus (eReturnStatusFailed);
3556             return false;
3557         }
3558 
3559         ThreadSP thread(threads.GetThreadAtIndex(0));
3560         if (thread.get() == NULL)
3561         {
3562             result.AppendError ("The process must be paused to use this command.");
3563             result.SetStatus (eReturnStatusFailed);
3564             return false;
3565         }
3566 
3567         SymbolContextList sc_list;
3568 
3569         if (m_options.m_type == eLookupTypeFunctionOrSymbol)
3570         {
3571             ConstString function_name (m_options.m_str.c_str());
3572             target->GetImages().FindFunctions (function_name, eFunctionNameTypeAuto, true, false, true, sc_list);
3573         }
3574         else if (m_options.m_type == eLookupTypeAddress && target)
3575         {
3576             Address addr;
3577             if (target->GetSectionLoadList().ResolveLoadAddress (m_options.m_addr, addr))
3578             {
3579                 SymbolContext sc;
3580                 ModuleSP module_sp (addr.GetModule());
3581                 module_sp->ResolveSymbolContextForAddress (addr, eSymbolContextEverything, sc);
3582                 if (sc.function || sc.symbol)
3583                 {
3584                     sc_list.Append(sc);
3585                 }
3586             }
3587         }
3588 
3589         size_t num_matches = sc_list.GetSize();
3590         for (uint32_t idx = 0; idx < num_matches; idx++)
3591         {
3592             SymbolContext sc;
3593             sc_list.GetContextAtIndex(idx, sc);
3594             if (sc.symbol == NULL && sc.function == NULL)
3595                 continue;
3596             if (sc.module_sp.get() == NULL || sc.module_sp->GetObjectFile() == NULL)
3597                 continue;
3598             AddressRange range;
3599             if (!sc.GetAddressRange (eSymbolContextFunction | eSymbolContextSymbol, 0, false, range))
3600                 continue;
3601             if (!range.GetBaseAddress().IsValid())
3602                 continue;
3603             ConstString funcname(sc.GetFunctionName());
3604             if (funcname.IsEmpty())
3605                 continue;
3606             addr_t start_addr = range.GetBaseAddress().GetLoadAddress(target);
3607             if (abi)
3608                 start_addr = abi->FixCodeAddress(start_addr);
3609 
3610             FuncUnwindersSP func_unwinders_sp (sc.module_sp->GetObjectFile()->GetUnwindTable().GetUncachedFuncUnwindersContainingAddress(start_addr, sc));
3611             if (func_unwinders_sp.get() == NULL)
3612                 continue;
3613 
3614             Address first_non_prologue_insn (func_unwinders_sp->GetFirstNonPrologueInsn(*target));
3615             if (first_non_prologue_insn.IsValid())
3616             {
3617                 result.GetOutputStream().Printf("First non-prologue instruction is at address 0x%" PRIx64 " or offset %" PRId64 " into the function.\n", first_non_prologue_insn.GetLoadAddress(target), first_non_prologue_insn.GetLoadAddress(target) - start_addr);
3618                 result.GetOutputStream().Printf ("\n");
3619             }
3620 
3621             UnwindPlanSP non_callsite_unwind_plan = func_unwinders_sp->GetUnwindPlanAtNonCallSite(*thread.get());
3622             if (non_callsite_unwind_plan.get())
3623             {
3624                 result.GetOutputStream().Printf("Asynchronous (not restricted to call-sites) UnwindPlan for %s`%s (start addr 0x%" PRIx64 "):\n", sc.module_sp->GetPlatformFileSpec().GetFilename().AsCString(), funcname.AsCString(), start_addr);
3625                 non_callsite_unwind_plan->Dump(result.GetOutputStream(), thread.get(), LLDB_INVALID_ADDRESS);
3626                 result.GetOutputStream().Printf ("\n");
3627             }
3628 
3629             UnwindPlanSP callsite_unwind_plan = func_unwinders_sp->GetUnwindPlanAtCallSite(-1);
3630             if (callsite_unwind_plan.get())
3631             {
3632                 result.GetOutputStream().Printf("Synchronous (restricted to call-sites) UnwindPlan for %s`%s (start addr 0x%" PRIx64 "):\n", sc.module_sp->GetPlatformFileSpec().GetFilename().AsCString(), funcname.AsCString(), start_addr);
3633                 callsite_unwind_plan->Dump(result.GetOutputStream(), thread.get(), LLDB_INVALID_ADDRESS);
3634                 result.GetOutputStream().Printf ("\n");
3635             }
3636 
3637             UnwindPlanSP arch_default_unwind_plan = func_unwinders_sp->GetUnwindPlanArchitectureDefault(*thread.get());
3638             if (arch_default_unwind_plan.get())
3639             {
3640                 result.GetOutputStream().Printf("Architecture default UnwindPlan for %s`%s (start addr 0x%" PRIx64 "):\n", sc.module_sp->GetPlatformFileSpec().GetFilename().AsCString(), funcname.AsCString(), start_addr);
3641                 arch_default_unwind_plan->Dump(result.GetOutputStream(), thread.get(), LLDB_INVALID_ADDRESS);
3642                 result.GetOutputStream().Printf ("\n");
3643             }
3644 
3645             UnwindPlanSP fast_unwind_plan = func_unwinders_sp->GetUnwindPlanFastUnwind(*thread.get());
3646             if (fast_unwind_plan.get())
3647             {
3648                 result.GetOutputStream().Printf("Fast UnwindPlan for %s`%s (start addr 0x%" PRIx64 "):\n", sc.module_sp->GetPlatformFileSpec().GetFilename().AsCString(), funcname.AsCString(), start_addr);
3649                 fast_unwind_plan->Dump(result.GetOutputStream(), thread.get(), LLDB_INVALID_ADDRESS);
3650                 result.GetOutputStream().Printf ("\n");
3651             }
3652 
3653 
3654             result.GetOutputStream().Printf ("\n");
3655         }
3656         return result.Succeeded();
3657     }
3658 
3659     CommandOptions m_options;
3660 };
3661 
3662 OptionDefinition
3663 CommandObjectTargetModulesShowUnwind::CommandOptions::g_option_table[] =
3664 {
3665     { LLDB_OPT_SET_1,   false,  "name",       'n', required_argument, NULL, 0, eArgTypeFunctionName, "Show unwind instructions for a function or symbol name."},
3666     { LLDB_OPT_SET_2,   false,  "address",    'a', required_argument, NULL, 0, eArgTypeAddressOrExpression, "Show unwind instructions for a function or symbol containing an address"},
3667     { 0,                false, NULL,           0, 0,                 NULL, 0, eArgTypeNone, NULL }
3668 };
3669 
3670 //----------------------------------------------------------------------
3671 // Lookup information in images
3672 //----------------------------------------------------------------------
3673 class CommandObjectTargetModulesLookup : public CommandObjectParsed
3674 {
3675 public:
3676 
3677     enum
3678     {
3679         eLookupTypeInvalid = -1,
3680         eLookupTypeAddress = 0,
3681         eLookupTypeSymbol,
3682         eLookupTypeFileLine,    // Line is optional
3683         eLookupTypeFunction,
3684         eLookupTypeFunctionOrSymbol,
3685         eLookupTypeType,
3686         kNumLookupTypes
3687     };
3688 
3689     class CommandOptions : public Options
3690     {
3691     public:
3692 
3693         CommandOptions (CommandInterpreter &interpreter) :
3694         Options(interpreter)
3695         {
3696             OptionParsingStarting();
3697         }
3698 
3699         virtual
3700         ~CommandOptions ()
3701         {
3702         }
3703 
3704         virtual Error
3705         SetOptionValue (uint32_t option_idx, const char *option_arg)
3706         {
3707             Error error;
3708 
3709             const int short_option = m_getopt_table[option_idx].val;
3710 
3711             switch (short_option)
3712             {
3713                 case 'a':
3714                     {
3715                         m_type = eLookupTypeAddress;
3716                         ExecutionContext exe_ctx (m_interpreter.GetExecutionContext());
3717                         m_addr = Args::StringToAddress(&exe_ctx, option_arg, LLDB_INVALID_ADDRESS, &error);
3718                     }
3719                     break;
3720 
3721                 case 'o':
3722                     m_offset = Args::StringToUInt64(option_arg, LLDB_INVALID_ADDRESS);
3723                     if (m_offset == LLDB_INVALID_ADDRESS)
3724                         error.SetErrorStringWithFormat ("invalid offset string '%s'", option_arg);
3725                     break;
3726 
3727                 case 's':
3728                     m_str = option_arg;
3729                     m_type = eLookupTypeSymbol;
3730                     break;
3731 
3732                 case 'f':
3733                     m_file.SetFile (option_arg, false);
3734                     m_type = eLookupTypeFileLine;
3735                     break;
3736 
3737                 case 'i':
3738                     m_include_inlines = false;
3739                     break;
3740 
3741                 case 'l':
3742                     m_line_number = Args::StringToUInt32(option_arg, UINT32_MAX);
3743                     if (m_line_number == UINT32_MAX)
3744                         error.SetErrorStringWithFormat ("invalid line number string '%s'", option_arg);
3745                     else if (m_line_number == 0)
3746                         error.SetErrorString ("zero is an invalid line number");
3747                     m_type = eLookupTypeFileLine;
3748                     break;
3749 
3750                 case 'F':
3751                     m_str = option_arg;
3752                     m_type = eLookupTypeFunction;
3753                     break;
3754 
3755                 case 'n':
3756                     m_str = option_arg;
3757                     m_type = eLookupTypeFunctionOrSymbol;
3758                     break;
3759 
3760                 case 't':
3761                     m_str = option_arg;
3762                     m_type = eLookupTypeType;
3763                     break;
3764 
3765                 case 'v':
3766                     m_verbose = 1;
3767                     break;
3768 
3769                 case 'A':
3770                     m_print_all = true;
3771                     break;
3772 
3773                 case 'r':
3774                     m_use_regex = true;
3775                     break;
3776             }
3777 
3778             return error;
3779         }
3780 
3781         void
3782         OptionParsingStarting ()
3783         {
3784             m_type = eLookupTypeInvalid;
3785             m_str.clear();
3786             m_file.Clear();
3787             m_addr = LLDB_INVALID_ADDRESS;
3788             m_offset = 0;
3789             m_line_number = 0;
3790             m_use_regex = false;
3791             m_include_inlines = true;
3792             m_verbose = false;
3793             m_print_all = false;
3794         }
3795 
3796         const OptionDefinition*
3797         GetDefinitions ()
3798         {
3799             return g_option_table;
3800         }
3801 
3802         // Options table: Required for subclasses of Options.
3803 
3804         static OptionDefinition g_option_table[];
3805         int             m_type;         // Should be a eLookupTypeXXX enum after parsing options
3806         std::string     m_str;          // Holds name lookup
3807         FileSpec        m_file;         // Files for file lookups
3808         lldb::addr_t    m_addr;         // Holds the address to lookup
3809         lldb::addr_t    m_offset;       // Subtract this offset from m_addr before doing lookups.
3810         uint32_t        m_line_number;  // Line number for file+line lookups
3811         bool            m_use_regex;    // Name lookups in m_str are regular expressions.
3812         bool            m_include_inlines;// Check for inline entries when looking up by file/line.
3813         bool            m_verbose;      // Enable verbose lookup info
3814         bool            m_print_all;    // Print all matches, even in cases where there's a best match.
3815 
3816     };
3817 
3818     CommandObjectTargetModulesLookup (CommandInterpreter &interpreter) :
3819         CommandObjectParsed (interpreter,
3820                              "target modules lookup",
3821                              "Look up information within executable and dependent shared library images.",
3822                              NULL,
3823                              eFlagRequiresTarget),
3824         m_options (interpreter)
3825     {
3826         CommandArgumentEntry arg;
3827         CommandArgumentData file_arg;
3828 
3829         // Define the first (and only) variant of this arg.
3830         file_arg.arg_type = eArgTypeFilename;
3831         file_arg.arg_repetition = eArgRepeatStar;
3832 
3833         // There is only one variant this argument could be; put it into the argument entry.
3834         arg.push_back (file_arg);
3835 
3836         // Push the data for the first argument into the m_arguments vector.
3837         m_arguments.push_back (arg);
3838     }
3839 
3840     virtual
3841     ~CommandObjectTargetModulesLookup ()
3842     {
3843     }
3844 
3845     virtual Options *
3846     GetOptions ()
3847     {
3848         return &m_options;
3849     }
3850 
3851     bool
3852     LookupHere (CommandInterpreter &interpreter, CommandReturnObject &result, bool &syntax_error)
3853     {
3854         switch (m_options.m_type)
3855         {
3856             case eLookupTypeAddress:
3857             case eLookupTypeFileLine:
3858             case eLookupTypeFunction:
3859             case eLookupTypeFunctionOrSymbol:
3860             case eLookupTypeSymbol:
3861             default:
3862                 return false;
3863             case eLookupTypeType:
3864                 break;
3865         }
3866 
3867         StackFrameSP frame = m_exe_ctx.GetFrameSP();
3868 
3869         if (!frame)
3870             return false;
3871 
3872         const SymbolContext &sym_ctx(frame->GetSymbolContext(eSymbolContextModule));
3873 
3874         if (!sym_ctx.module_sp)
3875             return false;
3876 
3877         switch (m_options.m_type)
3878         {
3879         default:
3880             return false;
3881         case eLookupTypeType:
3882             if (!m_options.m_str.empty())
3883             {
3884                 if (LookupTypeHere (m_interpreter,
3885                                     result.GetOutputStream(),
3886                                     sym_ctx,
3887                                     m_options.m_str.c_str(),
3888                                     m_options.m_use_regex))
3889                 {
3890                     result.SetStatus(eReturnStatusSuccessFinishResult);
3891                     return true;
3892                 }
3893             }
3894             break;
3895         }
3896 
3897         return true;
3898     }
3899 
3900     bool
3901     LookupInModule (CommandInterpreter &interpreter, Module *module, CommandReturnObject &result, bool &syntax_error)
3902     {
3903         switch (m_options.m_type)
3904         {
3905             case eLookupTypeAddress:
3906                 if (m_options.m_addr != LLDB_INVALID_ADDRESS)
3907                 {
3908                     if (LookupAddressInModule (m_interpreter,
3909                                                result.GetOutputStream(),
3910                                                module,
3911                                                eSymbolContextEverything,
3912                                                m_options.m_addr,
3913                                                m_options.m_offset,
3914                                                m_options.m_verbose))
3915                     {
3916                         result.SetStatus(eReturnStatusSuccessFinishResult);
3917                         return true;
3918                     }
3919                 }
3920                 break;
3921 
3922             case eLookupTypeSymbol:
3923                 if (!m_options.m_str.empty())
3924                 {
3925                     if (LookupSymbolInModule (m_interpreter,
3926                                               result.GetOutputStream(),
3927                                               module,
3928                                               m_options.m_str.c_str(),
3929                                               m_options.m_use_regex,
3930                                               m_options.m_verbose))
3931                     {
3932                         result.SetStatus(eReturnStatusSuccessFinishResult);
3933                         return true;
3934                     }
3935                 }
3936                 break;
3937 
3938             case eLookupTypeFileLine:
3939                 if (m_options.m_file)
3940                 {
3941 
3942                     if (LookupFileAndLineInModule (m_interpreter,
3943                                                    result.GetOutputStream(),
3944                                                    module,
3945                                                    m_options.m_file,
3946                                                    m_options.m_line_number,
3947                                                    m_options.m_include_inlines,
3948                                                    m_options.m_verbose))
3949                     {
3950                         result.SetStatus(eReturnStatusSuccessFinishResult);
3951                         return true;
3952                     }
3953                 }
3954                 break;
3955 
3956             case eLookupTypeFunctionOrSymbol:
3957             case eLookupTypeFunction:
3958                 if (!m_options.m_str.empty())
3959                 {
3960                     if (LookupFunctionInModule (m_interpreter,
3961                                                 result.GetOutputStream(),
3962                                                 module,
3963                                                 m_options.m_str.c_str(),
3964                                                 m_options.m_use_regex,
3965                                                 m_options.m_include_inlines,
3966                                                 m_options.m_type == eLookupTypeFunctionOrSymbol, // include symbols
3967                                                 m_options.m_verbose))
3968                     {
3969                         result.SetStatus(eReturnStatusSuccessFinishResult);
3970                         return true;
3971                     }
3972                 }
3973                 break;
3974 
3975 
3976             case eLookupTypeType:
3977                 if (!m_options.m_str.empty())
3978                 {
3979                     if (LookupTypeInModule (m_interpreter,
3980                                             result.GetOutputStream(),
3981                                             module,
3982                                             m_options.m_str.c_str(),
3983                                             m_options.m_use_regex))
3984                     {
3985                         result.SetStatus(eReturnStatusSuccessFinishResult);
3986                         return true;
3987                     }
3988                 }
3989                 break;
3990 
3991             default:
3992                 m_options.GenerateOptionUsage (result.GetErrorStream(), this);
3993                 syntax_error = true;
3994                 break;
3995         }
3996 
3997         result.SetStatus (eReturnStatusFailed);
3998         return false;
3999     }
4000 
4001 protected:
4002     virtual bool
4003     DoExecute (Args& command,
4004              CommandReturnObject &result)
4005     {
4006         Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get();
4007         if (target == NULL)
4008         {
4009             result.AppendError ("invalid target, create a debug target using the 'target create' command");
4010             result.SetStatus (eReturnStatusFailed);
4011             return false;
4012         }
4013         else
4014         {
4015             bool syntax_error = false;
4016             uint32_t i;
4017             uint32_t num_successful_lookups = 0;
4018             uint32_t addr_byte_size = target->GetArchitecture().GetAddressByteSize();
4019             result.GetOutputStream().SetAddressByteSize(addr_byte_size);
4020             result.GetErrorStream().SetAddressByteSize(addr_byte_size);
4021             // Dump all sections for all modules images
4022 
4023             if (command.GetArgumentCount() == 0)
4024             {
4025                 ModuleSP current_module;
4026 
4027                 // Where it is possible to look in the current symbol context
4028                 // first, try that.  If this search was successful and --all
4029                 // was not passed, don't print anything else.
4030                 if (LookupHere (m_interpreter, result, syntax_error))
4031                 {
4032                     result.GetOutputStream().EOL();
4033                     num_successful_lookups++;
4034                     if (!m_options.m_print_all)
4035                     {
4036                         result.SetStatus (eReturnStatusSuccessFinishResult);
4037                         return result.Succeeded();
4038                     }
4039                 }
4040 
4041                 // Dump all sections for all other modules
4042 
4043                 const ModuleList &target_modules = target->GetImages();
4044                 Mutex::Locker modules_locker(target_modules.GetMutex());
4045                 const size_t num_modules = target_modules.GetSize();
4046                 if (num_modules > 0)
4047                 {
4048                     for (i = 0; i<num_modules && syntax_error == false; ++i)
4049                     {
4050                         Module *module_pointer = target_modules.GetModulePointerAtIndexUnlocked(i);
4051 
4052                         if (module_pointer != current_module.get() &&
4053                             LookupInModule (m_interpreter, target_modules.GetModulePointerAtIndexUnlocked(i), result, syntax_error))
4054                         {
4055                             result.GetOutputStream().EOL();
4056                             num_successful_lookups++;
4057                         }
4058                     }
4059                 }
4060                 else
4061                 {
4062                     result.AppendError ("the target has no associated executable images");
4063                     result.SetStatus (eReturnStatusFailed);
4064                     return false;
4065                 }
4066             }
4067             else
4068             {
4069                 // Dump specified images (by basename or fullpath)
4070                 const char *arg_cstr;
4071                 for (i = 0; (arg_cstr = command.GetArgumentAtIndex(i)) != NULL && syntax_error == false; ++i)
4072                 {
4073                     ModuleList module_list;
4074                     const size_t num_matches = FindModulesByName (target, arg_cstr, module_list, false);
4075                     if (num_matches > 0)
4076                     {
4077                         for (size_t j=0; j<num_matches; ++j)
4078                         {
4079                             Module *module = module_list.GetModulePointerAtIndex(j);
4080                             if (module)
4081                             {
4082                                 if (LookupInModule (m_interpreter, module, result, syntax_error))
4083                                 {
4084                                     result.GetOutputStream().EOL();
4085                                     num_successful_lookups++;
4086                                 }
4087                             }
4088                         }
4089                     }
4090                     else
4091                         result.AppendWarningWithFormat("Unable to find an image that matches '%s'.\n", arg_cstr);
4092                 }
4093             }
4094 
4095             if (num_successful_lookups > 0)
4096                 result.SetStatus (eReturnStatusSuccessFinishResult);
4097             else
4098                 result.SetStatus (eReturnStatusFailed);
4099         }
4100         return result.Succeeded();
4101     }
4102 
4103     CommandOptions m_options;
4104 };
4105 
4106 OptionDefinition
4107 CommandObjectTargetModulesLookup::CommandOptions::g_option_table[] =
4108 {
4109     { LLDB_OPT_SET_1,   true,  "address",    'a', required_argument, NULL, 0, eArgTypeAddressOrExpression, "Lookup an address in one or more target modules."},
4110     { LLDB_OPT_SET_1,   false, "offset",     'o', required_argument, NULL, 0, eArgTypeOffset,           "When looking up an address subtract <offset> from any addresses before doing the lookup."},
4111     { LLDB_OPT_SET_2| LLDB_OPT_SET_4 | LLDB_OPT_SET_5
4112       /* FIXME: re-enable this for types when the LookupTypeInModule actually uses the regex option: | LLDB_OPT_SET_6 */ ,
4113                         false, "regex",      'r', no_argument,       NULL, 0, eArgTypeNone,             "The <name> argument for name lookups are regular expressions."},
4114     { LLDB_OPT_SET_2,   true,  "symbol",     's', required_argument, NULL, 0, eArgTypeSymbol,           "Lookup a symbol by name in the symbol tables in one or more target modules."},
4115     { LLDB_OPT_SET_3,   true,  "file",       'f', required_argument, NULL, 0, eArgTypeFilename,         "Lookup a file by fullpath or basename in one or more target modules."},
4116     { LLDB_OPT_SET_3,   false, "line",       'l', required_argument, NULL, 0, eArgTypeLineNum,          "Lookup a line number in a file (must be used in conjunction with --file)."},
4117     { LLDB_OPT_SET_FROM_TO(3,5),
4118                         false, "no-inlines", 'i', no_argument,       NULL, 0, eArgTypeNone,             "Ignore inline entries (must be used in conjunction with --file or --function)."},
4119     { LLDB_OPT_SET_4,   true,  "function",   'F', required_argument, NULL, 0, eArgTypeFunctionName,     "Lookup a function by name in the debug symbols in one or more target modules."},
4120     { LLDB_OPT_SET_5,   true,  "name",       'n', required_argument, NULL, 0, eArgTypeFunctionOrSymbol, "Lookup a function or symbol by name in one or more target modules."},
4121     { LLDB_OPT_SET_6,   true,  "type",       't', required_argument, NULL, 0, eArgTypeName,             "Lookup a type by name in the debug symbols in one or more target modules."},
4122     { LLDB_OPT_SET_ALL, false, "verbose",    'v', no_argument,       NULL, 0, eArgTypeNone,             "Enable verbose lookup information."},
4123     { LLDB_OPT_SET_ALL, false, "all",        'A', no_argument,       NULL, 0, eArgTypeNone,             "Print all matches, not just the best match, if a best match is available."},
4124     { 0,                false, NULL,           0, 0,                 NULL, 0, eArgTypeNone,             NULL }
4125 };
4126 
4127 
4128 #pragma mark CommandObjectMultiwordImageSearchPaths
4129 
4130 //-------------------------------------------------------------------------
4131 // CommandObjectMultiwordImageSearchPaths
4132 //-------------------------------------------------------------------------
4133 
4134 class CommandObjectTargetModulesImageSearchPaths : public CommandObjectMultiword
4135 {
4136 public:
4137 
4138     CommandObjectTargetModulesImageSearchPaths (CommandInterpreter &interpreter) :
4139     CommandObjectMultiword (interpreter,
4140                             "target modules search-paths",
4141                             "A set of commands for operating on debugger target image search paths.",
4142                             "target modules search-paths <subcommand> [<subcommand-options>]")
4143     {
4144         LoadSubCommand ("add",     CommandObjectSP (new CommandObjectTargetModulesSearchPathsAdd (interpreter)));
4145         LoadSubCommand ("clear",   CommandObjectSP (new CommandObjectTargetModulesSearchPathsClear (interpreter)));
4146         LoadSubCommand ("insert",  CommandObjectSP (new CommandObjectTargetModulesSearchPathsInsert (interpreter)));
4147         LoadSubCommand ("list",    CommandObjectSP (new CommandObjectTargetModulesSearchPathsList (interpreter)));
4148         LoadSubCommand ("query",   CommandObjectSP (new CommandObjectTargetModulesSearchPathsQuery (interpreter)));
4149     }
4150 
4151     ~CommandObjectTargetModulesImageSearchPaths()
4152     {
4153     }
4154 };
4155 
4156 
4157 
4158 #pragma mark CommandObjectTargetModules
4159 
4160 //-------------------------------------------------------------------------
4161 // CommandObjectTargetModules
4162 //-------------------------------------------------------------------------
4163 
4164 class CommandObjectTargetModules : public CommandObjectMultiword
4165 {
4166 public:
4167     //------------------------------------------------------------------
4168     // Constructors and Destructors
4169     //------------------------------------------------------------------
4170     CommandObjectTargetModules(CommandInterpreter &interpreter) :
4171         CommandObjectMultiword (interpreter,
4172                                 "target modules",
4173                                 "A set of commands for accessing information for one or more target modules.",
4174                                 "target modules <sub-command> ...")
4175     {
4176         LoadSubCommand ("add",          CommandObjectSP (new CommandObjectTargetModulesAdd (interpreter)));
4177         LoadSubCommand ("load",         CommandObjectSP (new CommandObjectTargetModulesLoad (interpreter)));
4178         LoadSubCommand ("dump",         CommandObjectSP (new CommandObjectTargetModulesDump (interpreter)));
4179         LoadSubCommand ("list",         CommandObjectSP (new CommandObjectTargetModulesList (interpreter)));
4180         LoadSubCommand ("lookup",       CommandObjectSP (new CommandObjectTargetModulesLookup (interpreter)));
4181         LoadSubCommand ("search-paths", CommandObjectSP (new CommandObjectTargetModulesImageSearchPaths (interpreter)));
4182         LoadSubCommand ("show-unwind",  CommandObjectSP (new CommandObjectTargetModulesShowUnwind (interpreter)));
4183 
4184     }
4185     virtual
4186     ~CommandObjectTargetModules()
4187     {
4188     }
4189 
4190 private:
4191     //------------------------------------------------------------------
4192     // For CommandObjectTargetModules only
4193     //------------------------------------------------------------------
4194     DISALLOW_COPY_AND_ASSIGN (CommandObjectTargetModules);
4195 };
4196 
4197 
4198 
4199 class CommandObjectTargetSymbolsAdd : public CommandObjectParsed
4200 {
4201 public:
4202     CommandObjectTargetSymbolsAdd (CommandInterpreter &interpreter) :
4203         CommandObjectParsed (interpreter,
4204                              "target symbols add",
4205                              "Add a debug symbol file to one of the target's current modules by specifying a path to a debug symbols file, or using the options to specify a module to download symbols for.",
4206                              "target symbols add [<symfile>]", eFlagRequiresTarget),
4207         m_option_group (interpreter),
4208         m_file_option (LLDB_OPT_SET_1, false, "shlib", 's', CommandCompletions::eModuleCompletion, eArgTypeShlibName, "Fullpath or basename for module to find debug symbols for."),
4209         m_current_frame_option (LLDB_OPT_SET_2, false, "frame", 'F', "Locate the debug symbols the currently selected frame.", false, true)
4210 
4211     {
4212         m_option_group.Append (&m_uuid_option_group, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1);
4213         m_option_group.Append (&m_file_option, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1);
4214         m_option_group.Append (&m_current_frame_option, LLDB_OPT_SET_2, LLDB_OPT_SET_2);
4215         m_option_group.Finalize();
4216     }
4217 
4218     virtual
4219     ~CommandObjectTargetSymbolsAdd ()
4220     {
4221     }
4222 
4223     virtual int
4224     HandleArgumentCompletion (Args &input,
4225                               int &cursor_index,
4226                               int &cursor_char_position,
4227                               OptionElementVector &opt_element_vector,
4228                               int match_start_point,
4229                               int max_return_elements,
4230                               bool &word_complete,
4231                               StringList &matches)
4232     {
4233         std::string completion_str (input.GetArgumentAtIndex(cursor_index));
4234         completion_str.erase (cursor_char_position);
4235 
4236         CommandCompletions::InvokeCommonCompletionCallbacks (m_interpreter,
4237                                                              CommandCompletions::eDiskFileCompletion,
4238                                                              completion_str.c_str(),
4239                                                              match_start_point,
4240                                                              max_return_elements,
4241                                                              NULL,
4242                                                              word_complete,
4243                                                              matches);
4244         return matches.GetSize();
4245     }
4246 
4247     virtual Options *
4248     GetOptions ()
4249     {
4250         return &m_option_group;
4251     }
4252 
4253 
4254 protected:
4255 
4256     bool
4257     AddModuleSymbols (Target *target,
4258                       ModuleSpec &module_spec,
4259                       bool &flush,
4260                       CommandReturnObject &result)
4261     {
4262         const FileSpec &symbol_fspec = module_spec.GetSymbolFileSpec();
4263         if (symbol_fspec)
4264         {
4265             char symfile_path[PATH_MAX];
4266             symbol_fspec.GetPath (symfile_path, sizeof(symfile_path));
4267 
4268             if (!module_spec.GetUUID().IsValid())
4269             {
4270                 if (!module_spec.GetFileSpec() && !module_spec.GetPlatformFileSpec())
4271                     module_spec.GetFileSpec().GetFilename() = symbol_fspec.GetFilename();
4272             }
4273             // We now have a module that represents a symbol file
4274             // that can be used for a module that might exist in the
4275             // current target, so we need to find that module in the
4276             // target
4277             ModuleList matching_module_list;
4278             size_t num_matches = target->GetImages().FindModules (module_spec, matching_module_list);
4279             while (num_matches == 0)
4280             {
4281                 ConstString filename_no_extension(module_spec.GetFileSpec().GetFileNameStrippingExtension());
4282                 // Empty string returned, lets bail
4283                 if (!filename_no_extension)
4284                     break;
4285 
4286                 // Check if there was no extension to strip and the basename is the same
4287                 if (filename_no_extension == module_spec.GetFileSpec().GetFilename())
4288                     break;
4289 
4290                 // Replace basename with one less extension
4291                 module_spec.GetFileSpec().GetFilename() = filename_no_extension;
4292 
4293                 num_matches = target->GetImages().FindModules (module_spec, matching_module_list);
4294             }
4295 
4296             if (num_matches > 1)
4297             {
4298                 result.AppendErrorWithFormat ("multiple modules match symbol file '%s', use the --uuid option to resolve the ambiguity.\n", symfile_path);
4299             }
4300             else if (num_matches == 1)
4301             {
4302                 ModuleSP module_sp (matching_module_list.GetModuleAtIndex(0));
4303 
4304                 // The module has not yet created its symbol vendor, we can just
4305                 // give the existing target module the symfile path to use for
4306                 // when it decides to create it!
4307                 module_sp->SetSymbolFileFileSpec (symbol_fspec);
4308 
4309                 SymbolVendor *symbol_vendor = module_sp->GetSymbolVendor(true, &result.GetErrorStream());
4310                 if (symbol_vendor)
4311                 {
4312                     SymbolFile *symbol_file = symbol_vendor->GetSymbolFile();
4313 
4314                     if (symbol_file)
4315                     {
4316                         ObjectFile *object_file = symbol_file->GetObjectFile();
4317 
4318                         if (object_file && object_file->GetFileSpec() == symbol_fspec)
4319                         {
4320                             // Provide feedback that the symfile has been successfully added.
4321                             const FileSpec &module_fs = module_sp->GetFileSpec();
4322                             result.AppendMessageWithFormat("symbol file '%s' has been added to '%s'\n",
4323                                                            symfile_path,
4324                                                            module_fs.GetPath().c_str());
4325 
4326                             // Let clients know something changed in the module
4327                             // if it is currently loaded
4328                             ModuleList module_list;
4329                             module_list.Append (module_sp);
4330                             target->SymbolsDidLoad (module_list);
4331 
4332                             // Make sure we load any scripting resources that may be embedded
4333                             // in the debug info files in case the platform supports that.
4334                             Error error;
4335                             module_sp->LoadScriptingResourceInTarget (target, error);
4336 
4337                             flush = true;
4338                             result.SetStatus (eReturnStatusSuccessFinishResult);
4339                             return true;
4340                         }
4341                     }
4342                 }
4343                 // Clear the symbol file spec if anything went wrong
4344                 module_sp->SetSymbolFileFileSpec (FileSpec());
4345             }
4346 
4347             if (module_spec.GetUUID().IsValid())
4348             {
4349                 StreamString ss_symfile_uuid;
4350                 module_spec.GetUUID().Dump(&ss_symfile_uuid);
4351                 result.AppendErrorWithFormat ("symbol file '%s' (%s) does not match any existing module%s\n",
4352                                               symfile_path,
4353                                               ss_symfile_uuid.GetData(),
4354                                               (symbol_fspec.GetFileType() != FileSpec::eFileTypeRegular)
4355                                                 ? "\n       please specify the full path to the symbol file"
4356                                                 : "");
4357             }
4358             else
4359             {
4360                 result.AppendErrorWithFormat ("symbol file '%s' does not match any existing module%s\n",
4361                                               symfile_path,
4362                                               (symbol_fspec.GetFileType() != FileSpec::eFileTypeRegular)
4363                                                 ? "\n       please specify the full path to the symbol file"
4364                                                 : "");
4365             }
4366         }
4367         else
4368         {
4369             result.AppendError ("one or more executable image paths must be specified");
4370         }
4371         result.SetStatus (eReturnStatusFailed);
4372         return false;
4373     }
4374 
4375     virtual bool
4376     DoExecute (Args& args,
4377              CommandReturnObject &result)
4378     {
4379         Target *target = m_exe_ctx.GetTargetPtr();
4380         result.SetStatus (eReturnStatusFailed);
4381         bool flush = false;
4382         ModuleSpec module_spec;
4383         const bool uuid_option_set = m_uuid_option_group.GetOptionValue().OptionWasSet();
4384         const bool file_option_set = m_file_option.GetOptionValue().OptionWasSet();
4385         const bool frame_option_set = m_current_frame_option.GetOptionValue().OptionWasSet();
4386 
4387         const size_t argc = args.GetArgumentCount();
4388         if (argc == 0)
4389         {
4390             if (uuid_option_set || file_option_set || frame_option_set)
4391             {
4392                 bool success = false;
4393                 bool error_set = false;
4394                 if (frame_option_set)
4395                 {
4396                     Process *process = m_exe_ctx.GetProcessPtr();
4397                     if (process)
4398                     {
4399                         const StateType process_state = process->GetState();
4400                         if (StateIsStoppedState (process_state, true))
4401                         {
4402                             StackFrame *frame = m_exe_ctx.GetFramePtr();
4403                             if (frame)
4404                             {
4405                                 ModuleSP frame_module_sp (frame->GetSymbolContext(eSymbolContextModule).module_sp);
4406                                 if (frame_module_sp)
4407                                 {
4408                                     if (frame_module_sp->GetPlatformFileSpec().Exists())
4409                                     {
4410                                         module_spec.GetArchitecture() = frame_module_sp->GetArchitecture();
4411                                         module_spec.GetFileSpec() = frame_module_sp->GetPlatformFileSpec();
4412                                     }
4413                                     module_spec.GetUUID() = frame_module_sp->GetUUID();
4414                                     success = module_spec.GetUUID().IsValid() || module_spec.GetFileSpec();
4415                                 }
4416                                 else
4417                                 {
4418                                     result.AppendError ("frame has no module");
4419                                     error_set = true;
4420                                 }
4421                             }
4422                             else
4423                             {
4424                                 result.AppendError ("invalid current frame");
4425                                 error_set = true;
4426                             }
4427                         }
4428                         else
4429                         {
4430                             result.AppendErrorWithFormat ("process is not stopped: %s", StateAsCString(process_state));
4431                             error_set = true;
4432                         }
4433                     }
4434                     else
4435                     {
4436                         result.AppendError ("a process must exist in order to use the --frame option");
4437                         error_set = true;
4438                     }
4439                 }
4440                 else
4441                 {
4442                     if (uuid_option_set)
4443                     {
4444                         module_spec.GetUUID() = m_uuid_option_group.GetOptionValue().GetCurrentValue();
4445                         success |= module_spec.GetUUID().IsValid();
4446                     }
4447                     else if (file_option_set)
4448                     {
4449                         module_spec.GetFileSpec() = m_file_option.GetOptionValue().GetCurrentValue();
4450                         ModuleSP module_sp (target->GetImages().FindFirstModule(module_spec));
4451                         if (module_sp)
4452                         {
4453                             module_spec.GetFileSpec() = module_sp->GetFileSpec();
4454                             module_spec.GetPlatformFileSpec() = module_sp->GetPlatformFileSpec();
4455                             module_spec.GetUUID() = module_sp->GetUUID();
4456                             module_spec.GetArchitecture() = module_sp->GetArchitecture();
4457                         }
4458                         else
4459                         {
4460                             module_spec.GetArchitecture() = target->GetArchitecture();
4461                         }
4462                         success |= module_spec.GetFileSpec().Exists();
4463                     }
4464                 }
4465 
4466                 if (success)
4467                 {
4468                     if (Symbols::DownloadObjectAndSymbolFile (module_spec))
4469                     {
4470                         if (module_spec.GetSymbolFileSpec())
4471                             success = AddModuleSymbols (target, module_spec, flush, result);
4472                     }
4473                 }
4474 
4475                 if (!success && !error_set)
4476                 {
4477                     StreamString error_strm;
4478                     if (uuid_option_set)
4479                     {
4480                         error_strm.PutCString("unable to find debug symbols for UUID ");
4481                         module_spec.GetUUID().Dump (&error_strm);
4482                     }
4483                     else if (file_option_set)
4484                     {
4485                         error_strm.PutCString("unable to find debug symbols for the executable file ");
4486                         error_strm << module_spec.GetFileSpec();
4487                     }
4488                     else if (frame_option_set)
4489                     {
4490                         error_strm.PutCString("unable to find debug symbols for the current frame");
4491                     }
4492                     result.AppendError (error_strm.GetData());
4493                 }
4494             }
4495             else
4496             {
4497                 result.AppendError ("one or more symbol file paths must be specified, or options must be specified");
4498             }
4499         }
4500         else
4501         {
4502             if (uuid_option_set)
4503             {
4504                 result.AppendError ("specify either one or more paths to symbol files or use the --uuid option without arguments");
4505             }
4506             else if (file_option_set)
4507             {
4508                 result.AppendError ("specify either one or more paths to symbol files or use the --file option without arguments");
4509             }
4510             else if (frame_option_set)
4511             {
4512                 result.AppendError ("specify either one or more paths to symbol files or use the --frame option without arguments");
4513             }
4514             else
4515             {
4516                 PlatformSP platform_sp (target->GetPlatform());
4517 
4518                 for (size_t i=0; i<argc; ++i)
4519                 {
4520                     const char *symfile_path = args.GetArgumentAtIndex(i);
4521                     if (symfile_path)
4522                     {
4523                         module_spec.GetSymbolFileSpec().SetFile(symfile_path, true);
4524                         if (platform_sp)
4525                         {
4526                             FileSpec symfile_spec;
4527                             if (platform_sp->ResolveSymbolFile(*target, module_spec, symfile_spec).Success())
4528                                 module_spec.GetSymbolFileSpec() = symfile_spec;
4529                         }
4530 
4531                         ArchSpec arch;
4532                         bool symfile_exists = module_spec.GetSymbolFileSpec().Exists();
4533 
4534                         if (symfile_exists)
4535                         {
4536                             if (!AddModuleSymbols (target, module_spec, flush, result))
4537                                 break;
4538                         }
4539                         else
4540                         {
4541                             char resolved_symfile_path[PATH_MAX];
4542                             if (module_spec.GetSymbolFileSpec().GetPath (resolved_symfile_path, sizeof(resolved_symfile_path)))
4543                             {
4544                                 if (strcmp (resolved_symfile_path, symfile_path) != 0)
4545                                 {
4546                                     result.AppendErrorWithFormat ("invalid module path '%s' with resolved path '%s'\n", symfile_path, resolved_symfile_path);
4547                                     break;
4548                                 }
4549                             }
4550                             result.AppendErrorWithFormat ("invalid module path '%s'\n", symfile_path);
4551                             break;
4552                         }
4553                     }
4554                 }
4555             }
4556         }
4557 
4558         if (flush)
4559         {
4560             Process *process = m_exe_ctx.GetProcessPtr();
4561             if (process)
4562                 process->Flush();
4563         }
4564         return result.Succeeded();
4565     }
4566 
4567     OptionGroupOptions m_option_group;
4568     OptionGroupUUID m_uuid_option_group;
4569     OptionGroupFile m_file_option;
4570     OptionGroupBoolean m_current_frame_option;
4571 
4572 
4573 };
4574 
4575 
4576 #pragma mark CommandObjectTargetSymbols
4577 
4578 //-------------------------------------------------------------------------
4579 // CommandObjectTargetSymbols
4580 //-------------------------------------------------------------------------
4581 
4582 class CommandObjectTargetSymbols : public CommandObjectMultiword
4583 {
4584 public:
4585     //------------------------------------------------------------------
4586     // Constructors and Destructors
4587     //------------------------------------------------------------------
4588     CommandObjectTargetSymbols(CommandInterpreter &interpreter) :
4589         CommandObjectMultiword (interpreter,
4590                             "target symbols",
4591                             "A set of commands for adding and managing debug symbol files.",
4592                             "target symbols <sub-command> ...")
4593     {
4594         LoadSubCommand ("add", CommandObjectSP (new CommandObjectTargetSymbolsAdd (interpreter)));
4595 
4596     }
4597     virtual
4598     ~CommandObjectTargetSymbols()
4599     {
4600     }
4601 
4602 private:
4603     //------------------------------------------------------------------
4604     // For CommandObjectTargetModules only
4605     //------------------------------------------------------------------
4606     DISALLOW_COPY_AND_ASSIGN (CommandObjectTargetSymbols);
4607 };
4608 
4609 
4610 #pragma mark CommandObjectTargetStopHookAdd
4611 
4612 //-------------------------------------------------------------------------
4613 // CommandObjectTargetStopHookAdd
4614 //-------------------------------------------------------------------------
4615 
4616 class CommandObjectTargetStopHookAdd : public CommandObjectParsed
4617 {
4618 public:
4619 
4620     class CommandOptions : public Options
4621     {
4622     public:
4623         CommandOptions (CommandInterpreter &interpreter) :
4624             Options(interpreter),
4625             m_line_start(0),
4626             m_line_end (UINT_MAX),
4627             m_func_name_type_mask (eFunctionNameTypeAuto),
4628             m_sym_ctx_specified (false),
4629             m_thread_specified (false),
4630             m_use_one_liner (false),
4631             m_one_liner()
4632         {
4633         }
4634 
4635         ~CommandOptions () {}
4636 
4637         const OptionDefinition*
4638         GetDefinitions ()
4639         {
4640             return g_option_table;
4641         }
4642 
4643         virtual Error
4644         SetOptionValue (uint32_t option_idx, const char *option_arg)
4645         {
4646             Error error;
4647             const int short_option = m_getopt_table[option_idx].val;
4648             bool success;
4649 
4650             switch (short_option)
4651             {
4652                 case 'c':
4653                     m_class_name = option_arg;
4654                     m_sym_ctx_specified = true;
4655                 break;
4656 
4657                 case 'e':
4658                     m_line_end = Args::StringToUInt32 (option_arg, UINT_MAX, 0, &success);
4659                     if (!success)
4660                     {
4661                         error.SetErrorStringWithFormat ("invalid end line number: \"%s\"", option_arg);
4662                         break;
4663                     }
4664                     m_sym_ctx_specified = true;
4665                 break;
4666 
4667                 case 'l':
4668                     m_line_start = Args::StringToUInt32 (option_arg, 0, 0, &success);
4669                     if (!success)
4670                     {
4671                         error.SetErrorStringWithFormat ("invalid start line number: \"%s\"", option_arg);
4672                         break;
4673                     }
4674                     m_sym_ctx_specified = true;
4675                 break;
4676 
4677                 case 'i':
4678                     m_no_inlines = true;
4679                 break;
4680 
4681                 case 'n':
4682                     m_function_name = option_arg;
4683                     m_func_name_type_mask |= eFunctionNameTypeAuto;
4684                     m_sym_ctx_specified = true;
4685                 break;
4686 
4687                 case 'f':
4688                     m_file_name = option_arg;
4689                     m_sym_ctx_specified = true;
4690                 break;
4691                 case 's':
4692                     m_module_name = option_arg;
4693                     m_sym_ctx_specified = true;
4694                 break;
4695                 case 't' :
4696                 {
4697                     m_thread_id = Args::StringToUInt64(option_arg, LLDB_INVALID_THREAD_ID, 0);
4698                     if (m_thread_id == LLDB_INVALID_THREAD_ID)
4699                        error.SetErrorStringWithFormat ("invalid thread id string '%s'", option_arg);
4700                     m_thread_specified = true;
4701                 }
4702                 break;
4703                 case 'T':
4704                     m_thread_name = option_arg;
4705                     m_thread_specified = true;
4706                 break;
4707                 case 'q':
4708                     m_queue_name = option_arg;
4709                     m_thread_specified = true;
4710                     break;
4711                 case 'x':
4712                 {
4713                     m_thread_index = Args::StringToUInt32(option_arg, UINT32_MAX, 0);
4714                     if (m_thread_id == UINT32_MAX)
4715                        error.SetErrorStringWithFormat ("invalid thread index string '%s'", option_arg);
4716                     m_thread_specified = true;
4717                 }
4718                 break;
4719                 case 'o':
4720                     m_use_one_liner = true;
4721                     m_one_liner = option_arg;
4722                 break;
4723                 default:
4724                     error.SetErrorStringWithFormat ("unrecognized option %c.", short_option);
4725                 break;
4726             }
4727             return error;
4728         }
4729 
4730         void
4731         OptionParsingStarting ()
4732         {
4733             m_class_name.clear();
4734             m_function_name.clear();
4735             m_line_start = 0;
4736             m_line_end = UINT_MAX;
4737             m_file_name.clear();
4738             m_module_name.clear();
4739             m_func_name_type_mask = eFunctionNameTypeAuto;
4740             m_thread_id = LLDB_INVALID_THREAD_ID;
4741             m_thread_index = UINT32_MAX;
4742             m_thread_name.clear();
4743             m_queue_name.clear();
4744 
4745             m_no_inlines = false;
4746             m_sym_ctx_specified = false;
4747             m_thread_specified = false;
4748 
4749             m_use_one_liner = false;
4750             m_one_liner.clear();
4751         }
4752 
4753 
4754         static OptionDefinition g_option_table[];
4755 
4756         std::string m_class_name;
4757         std::string m_function_name;
4758         uint32_t    m_line_start;
4759         uint32_t    m_line_end;
4760         std::string m_file_name;
4761         std::string m_module_name;
4762         uint32_t m_func_name_type_mask;  // A pick from lldb::FunctionNameType.
4763         lldb::tid_t m_thread_id;
4764         uint32_t m_thread_index;
4765         std::string m_thread_name;
4766         std::string m_queue_name;
4767         bool        m_sym_ctx_specified;
4768         bool        m_no_inlines;
4769         bool        m_thread_specified;
4770         // Instance variables to hold the values for one_liner options.
4771         bool m_use_one_liner;
4772         std::string m_one_liner;
4773     };
4774 
4775     Options *
4776     GetOptions ()
4777     {
4778         return &m_options;
4779     }
4780 
4781     CommandObjectTargetStopHookAdd (CommandInterpreter &interpreter) :
4782         CommandObjectParsed (interpreter,
4783                              "target stop-hook add ",
4784                              "Add a hook to be executed when the target stops.",
4785                              "target stop-hook add"),
4786         m_options (interpreter)
4787     {
4788     }
4789 
4790     ~CommandObjectTargetStopHookAdd ()
4791     {
4792     }
4793 
4794     static size_t
4795     ReadCommandsCallbackFunction (void *baton,
4796                                   InputReader &reader,
4797                                   lldb::InputReaderAction notification,
4798                                   const char *bytes,
4799                                   size_t bytes_len)
4800     {
4801         StreamSP out_stream = reader.GetDebugger().GetAsyncOutputStream();
4802         Target::StopHook *new_stop_hook = ((Target::StopHook *) baton);
4803         static bool got_interrupted;
4804         bool batch_mode = reader.GetDebugger().GetCommandInterpreter().GetBatchCommandMode();
4805 
4806         switch (notification)
4807         {
4808         case eInputReaderActivate:
4809             if (!batch_mode)
4810             {
4811                 out_stream->Printf ("%s\n", "Enter your stop hook command(s).  Type 'DONE' to end.");
4812                 if (reader.GetPrompt())
4813                     out_stream->Printf ("%s", reader.GetPrompt());
4814                 out_stream->Flush();
4815             }
4816             got_interrupted = false;
4817             break;
4818 
4819         case eInputReaderDeactivate:
4820             break;
4821 
4822         case eInputReaderReactivate:
4823             if (reader.GetPrompt() && !batch_mode)
4824             {
4825                 out_stream->Printf ("%s", reader.GetPrompt());
4826                 out_stream->Flush();
4827             }
4828             got_interrupted = false;
4829             break;
4830 
4831         case eInputReaderAsynchronousOutputWritten:
4832             break;
4833 
4834         case eInputReaderGotToken:
4835             if (bytes && bytes_len && baton)
4836             {
4837                 StringList *commands = new_stop_hook->GetCommandPointer();
4838                 if (commands)
4839                 {
4840                     commands->AppendString (bytes, bytes_len);
4841                 }
4842             }
4843             if (!reader.IsDone() && reader.GetPrompt() && !batch_mode)
4844             {
4845                 out_stream->Printf ("%s", reader.GetPrompt());
4846                 out_stream->Flush();
4847             }
4848             break;
4849 
4850         case eInputReaderInterrupt:
4851             {
4852                 // Finish, and cancel the stop hook.
4853                 new_stop_hook->GetTarget()->RemoveStopHookByID(new_stop_hook->GetID());
4854                 if (!batch_mode)
4855                 {
4856                     out_stream->Printf ("Stop hook cancelled.\n");
4857                     out_stream->Flush();
4858                 }
4859 
4860                 reader.SetIsDone (true);
4861             }
4862             got_interrupted = true;
4863             break;
4864 
4865         case eInputReaderEndOfFile:
4866             reader.SetIsDone (true);
4867             break;
4868 
4869         case eInputReaderDone:
4870             if (!got_interrupted && !batch_mode)
4871             {
4872                 out_stream->Printf ("Stop hook #%" PRIu64 " added.\n", new_stop_hook->GetID());
4873                 out_stream->Flush();
4874             }
4875             break;
4876         }
4877 
4878         return bytes_len;
4879     }
4880 
4881 protected:
4882     bool
4883     DoExecute (Args& command, CommandReturnObject &result)
4884     {
4885         Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get();
4886         if (target)
4887         {
4888             Target::StopHookSP new_hook_sp;
4889             target->AddStopHook (new_hook_sp);
4890 
4891             //  First step, make the specifier.
4892             std::unique_ptr<SymbolContextSpecifier> specifier_ap;
4893             if (m_options.m_sym_ctx_specified)
4894             {
4895                 specifier_ap.reset(new SymbolContextSpecifier(m_interpreter.GetDebugger().GetSelectedTarget()));
4896 
4897                 if (!m_options.m_module_name.empty())
4898                 {
4899                     specifier_ap->AddSpecification (m_options.m_module_name.c_str(), SymbolContextSpecifier::eModuleSpecified);
4900                 }
4901 
4902                 if (!m_options.m_class_name.empty())
4903                 {
4904                     specifier_ap->AddSpecification (m_options.m_class_name.c_str(), SymbolContextSpecifier::eClassOrNamespaceSpecified);
4905                 }
4906 
4907                 if (!m_options.m_file_name.empty())
4908                 {
4909                     specifier_ap->AddSpecification (m_options.m_file_name.c_str(), SymbolContextSpecifier::eFileSpecified);
4910                 }
4911 
4912                 if (m_options.m_line_start != 0)
4913                 {
4914                     specifier_ap->AddLineSpecification (m_options.m_line_start, SymbolContextSpecifier::eLineStartSpecified);
4915                 }
4916 
4917                 if (m_options.m_line_end != UINT_MAX)
4918                 {
4919                     specifier_ap->AddLineSpecification (m_options.m_line_end, SymbolContextSpecifier::eLineEndSpecified);
4920                 }
4921 
4922                 if (!m_options.m_function_name.empty())
4923                 {
4924                     specifier_ap->AddSpecification (m_options.m_function_name.c_str(), SymbolContextSpecifier::eFunctionSpecified);
4925                 }
4926             }
4927 
4928             if (specifier_ap.get())
4929                 new_hook_sp->SetSpecifier (specifier_ap.release());
4930 
4931             // Next see if any of the thread options have been entered:
4932 
4933             if (m_options.m_thread_specified)
4934             {
4935                 ThreadSpec *thread_spec = new ThreadSpec();
4936 
4937                 if (m_options.m_thread_id != LLDB_INVALID_THREAD_ID)
4938                 {
4939                     thread_spec->SetTID (m_options.m_thread_id);
4940                 }
4941 
4942                 if (m_options.m_thread_index != UINT32_MAX)
4943                     thread_spec->SetIndex (m_options.m_thread_index);
4944 
4945                 if (!m_options.m_thread_name.empty())
4946                     thread_spec->SetName (m_options.m_thread_name.c_str());
4947 
4948                 if (!m_options.m_queue_name.empty())
4949                     thread_spec->SetQueueName (m_options.m_queue_name.c_str());
4950 
4951                 new_hook_sp->SetThreadSpecifier (thread_spec);
4952 
4953             }
4954             if (m_options.m_use_one_liner)
4955             {
4956                 // Use one-liner.
4957                 new_hook_sp->GetCommandPointer()->AppendString (m_options.m_one_liner.c_str());
4958                 result.AppendMessageWithFormat("Stop hook #%" PRIu64 " added.\n", new_hook_sp->GetID());
4959             }
4960             else
4961             {
4962                 // Otherwise gather up the command list, we'll push an input reader and suck the data from that directly into
4963                 // the new stop hook's command string.
4964                 InputReaderSP reader_sp (new InputReader(m_interpreter.GetDebugger()));
4965                 if (!reader_sp)
4966                 {
4967                     result.AppendError("out of memory\n");
4968                     result.SetStatus (eReturnStatusFailed);
4969                     target->RemoveStopHookByID (new_hook_sp->GetID());
4970                     return false;
4971                 }
4972 
4973                 Error err (reader_sp->Initialize (CommandObjectTargetStopHookAdd::ReadCommandsCallbackFunction,
4974                                                   new_hook_sp.get(), // baton
4975                                                   eInputReaderGranularityLine,  // token size, to pass to callback function
4976                                                   "DONE",                       // end token
4977                                                   "> ",                         // prompt
4978                                                   true));                       // echo input
4979                 if (!err.Success())
4980                 {
4981                     result.AppendError (err.AsCString());
4982                     result.SetStatus (eReturnStatusFailed);
4983                     target->RemoveStopHookByID (new_hook_sp->GetID());
4984                     return false;
4985                 }
4986                 m_interpreter.GetDebugger().PushInputReader (reader_sp);
4987             }
4988             result.SetStatus (eReturnStatusSuccessFinishNoResult);
4989         }
4990         else
4991         {
4992             result.AppendError ("invalid target\n");
4993             result.SetStatus (eReturnStatusFailed);
4994         }
4995 
4996         return result.Succeeded();
4997     }
4998 private:
4999     CommandOptions m_options;
5000 };
5001 
5002 OptionDefinition
5003 CommandObjectTargetStopHookAdd::CommandOptions::g_option_table[] =
5004 {
5005     { LLDB_OPT_SET_ALL, false, "one-liner", 'o', required_argument, NULL, 0, eArgTypeOneLiner,
5006         "Specify a one-line breakpoint command inline. Be sure to surround it with quotes." },
5007     { LLDB_OPT_SET_ALL, false, "shlib", 's', required_argument, NULL, CommandCompletions::eModuleCompletion, eArgTypeShlibName,
5008         "Set the module within which the stop-hook is to be run."},
5009     { LLDB_OPT_SET_ALL, false, "thread-index", 'x', required_argument, NULL, 0, eArgTypeThreadIndex,
5010         "The stop hook is run only for the thread whose index matches this argument."},
5011     { LLDB_OPT_SET_ALL, false, "thread-id", 't', required_argument, NULL, 0, eArgTypeThreadID,
5012         "The stop hook is run only for the thread whose TID matches this argument."},
5013     { LLDB_OPT_SET_ALL, false, "thread-name", 'T', required_argument, NULL, 0, eArgTypeThreadName,
5014         "The stop hook is run only for the thread whose thread name matches this argument."},
5015     { LLDB_OPT_SET_ALL, false, "queue-name", 'q', required_argument, NULL, 0, eArgTypeQueueName,
5016         "The stop hook is run only for threads in the queue whose name is given by this argument."},
5017     { LLDB_OPT_SET_1, false, "file", 'f', required_argument, NULL, CommandCompletions::eSourceFileCompletion, eArgTypeFilename,
5018         "Specify the source file within which the stop-hook is to be run." },
5019     { LLDB_OPT_SET_1, false, "start-line", 'l', required_argument, NULL, 0, eArgTypeLineNum,
5020         "Set the start of the line range for which the stop-hook is to be run."},
5021     { LLDB_OPT_SET_1, false, "end-line", 'e', required_argument, NULL, 0, eArgTypeLineNum,
5022         "Set the end of the line range for which the stop-hook is to be run."},
5023     { LLDB_OPT_SET_2, false, "classname", 'c', required_argument, NULL, 0, eArgTypeClassName,
5024         "Specify the class within which the stop-hook is to be run." },
5025     { LLDB_OPT_SET_3, false, "name", 'n', required_argument, NULL, CommandCompletions::eSymbolCompletion, eArgTypeFunctionName,
5026         "Set the function name within which the stop hook will be run." },
5027     { 0, false, NULL, 0, 0, NULL, 0, eArgTypeNone, NULL }
5028 };
5029 
5030 #pragma mark CommandObjectTargetStopHookDelete
5031 
5032 //-------------------------------------------------------------------------
5033 // CommandObjectTargetStopHookDelete
5034 //-------------------------------------------------------------------------
5035 
5036 class CommandObjectTargetStopHookDelete : public CommandObjectParsed
5037 {
5038 public:
5039 
5040     CommandObjectTargetStopHookDelete (CommandInterpreter &interpreter) :
5041         CommandObjectParsed (interpreter,
5042                              "target stop-hook delete",
5043                              "Delete a stop-hook.",
5044                              "target stop-hook delete [<idx>]")
5045     {
5046     }
5047 
5048     ~CommandObjectTargetStopHookDelete ()
5049     {
5050     }
5051 
5052 protected:
5053     bool
5054     DoExecute (Args& command, CommandReturnObject &result)
5055     {
5056         Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get();
5057         if (target)
5058         {
5059             // FIXME: see if we can use the breakpoint id style parser?
5060             size_t num_args = command.GetArgumentCount();
5061             if (num_args == 0)
5062             {
5063                 if (!m_interpreter.Confirm ("Delete all stop hooks?", true))
5064                 {
5065                     result.SetStatus (eReturnStatusFailed);
5066                     return false;
5067                 }
5068                 else
5069                 {
5070                     target->RemoveAllStopHooks();
5071                 }
5072             }
5073             else
5074             {
5075                 bool success;
5076                 for (size_t i = 0; i < num_args; i++)
5077                 {
5078                     lldb::user_id_t user_id = Args::StringToUInt32 (command.GetArgumentAtIndex(i), 0, 0, &success);
5079                     if (!success)
5080                     {
5081                         result.AppendErrorWithFormat ("invalid stop hook id: \"%s\".\n", command.GetArgumentAtIndex(i));
5082                         result.SetStatus(eReturnStatusFailed);
5083                         return false;
5084                     }
5085                     success = target->RemoveStopHookByID (user_id);
5086                     if (!success)
5087                     {
5088                         result.AppendErrorWithFormat ("unknown stop hook id: \"%s\".\n", command.GetArgumentAtIndex(i));
5089                         result.SetStatus(eReturnStatusFailed);
5090                         return false;
5091                     }
5092                 }
5093             }
5094             result.SetStatus (eReturnStatusSuccessFinishNoResult);
5095         }
5096         else
5097         {
5098             result.AppendError ("invalid target\n");
5099             result.SetStatus (eReturnStatusFailed);
5100         }
5101 
5102         return result.Succeeded();
5103     }
5104 };
5105 #pragma mark CommandObjectTargetStopHookEnableDisable
5106 
5107 //-------------------------------------------------------------------------
5108 // CommandObjectTargetStopHookEnableDisable
5109 //-------------------------------------------------------------------------
5110 
5111 class CommandObjectTargetStopHookEnableDisable : public CommandObjectParsed
5112 {
5113 public:
5114 
5115     CommandObjectTargetStopHookEnableDisable (CommandInterpreter &interpreter, bool enable, const char *name, const char *help, const char *syntax) :
5116         CommandObjectParsed (interpreter,
5117                              name,
5118                              help,
5119                              syntax),
5120         m_enable (enable)
5121     {
5122     }
5123 
5124     ~CommandObjectTargetStopHookEnableDisable ()
5125     {
5126     }
5127 
5128 protected:
5129     bool
5130     DoExecute (Args& command, CommandReturnObject &result)
5131     {
5132         Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get();
5133         if (target)
5134         {
5135             // FIXME: see if we can use the breakpoint id style parser?
5136             size_t num_args = command.GetArgumentCount();
5137             bool success;
5138 
5139             if (num_args == 0)
5140             {
5141                 target->SetAllStopHooksActiveState (m_enable);
5142             }
5143             else
5144             {
5145                 for (size_t i = 0; i < num_args; i++)
5146                 {
5147                     lldb::user_id_t user_id = Args::StringToUInt32 (command.GetArgumentAtIndex(i), 0, 0, &success);
5148                     if (!success)
5149                     {
5150                         result.AppendErrorWithFormat ("invalid stop hook id: \"%s\".\n", command.GetArgumentAtIndex(i));
5151                         result.SetStatus(eReturnStatusFailed);
5152                         return false;
5153                     }
5154                     success = target->SetStopHookActiveStateByID (user_id, m_enable);
5155                     if (!success)
5156                     {
5157                         result.AppendErrorWithFormat ("unknown stop hook id: \"%s\".\n", command.GetArgumentAtIndex(i));
5158                         result.SetStatus(eReturnStatusFailed);
5159                         return false;
5160                     }
5161                 }
5162             }
5163             result.SetStatus (eReturnStatusSuccessFinishNoResult);
5164         }
5165         else
5166         {
5167             result.AppendError ("invalid target\n");
5168             result.SetStatus (eReturnStatusFailed);
5169         }
5170         return result.Succeeded();
5171     }
5172 private:
5173     bool m_enable;
5174 };
5175 
5176 #pragma mark CommandObjectTargetStopHookList
5177 
5178 //-------------------------------------------------------------------------
5179 // CommandObjectTargetStopHookList
5180 //-------------------------------------------------------------------------
5181 
5182 class CommandObjectTargetStopHookList : public CommandObjectParsed
5183 {
5184 public:
5185 
5186     CommandObjectTargetStopHookList (CommandInterpreter &interpreter) :
5187         CommandObjectParsed (interpreter,
5188                              "target stop-hook list",
5189                              "List all stop-hooks.",
5190                              "target stop-hook list [<type>]")
5191     {
5192     }
5193 
5194     ~CommandObjectTargetStopHookList ()
5195     {
5196     }
5197 
5198 protected:
5199     bool
5200     DoExecute (Args& command, CommandReturnObject &result)
5201     {
5202         Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get();
5203         if (!target)
5204         {
5205             result.AppendError ("invalid target\n");
5206             result.SetStatus (eReturnStatusFailed);
5207             return result.Succeeded();
5208         }
5209 
5210         size_t num_hooks = target->GetNumStopHooks ();
5211         if (num_hooks == 0)
5212         {
5213             result.GetOutputStream().PutCString ("No stop hooks.\n");
5214         }
5215         else
5216         {
5217             for (size_t i = 0; i < num_hooks; i++)
5218             {
5219                 Target::StopHookSP this_hook = target->GetStopHookAtIndex (i);
5220                 if (i > 0)
5221                     result.GetOutputStream().PutCString ("\n");
5222                 this_hook->GetDescription (&(result.GetOutputStream()), eDescriptionLevelFull);
5223             }
5224         }
5225         result.SetStatus (eReturnStatusSuccessFinishResult);
5226         return result.Succeeded();
5227     }
5228 };
5229 
5230 #pragma mark CommandObjectMultiwordTargetStopHooks
5231 //-------------------------------------------------------------------------
5232 // CommandObjectMultiwordTargetStopHooks
5233 //-------------------------------------------------------------------------
5234 
5235 class CommandObjectMultiwordTargetStopHooks : public CommandObjectMultiword
5236 {
5237 public:
5238 
5239     CommandObjectMultiwordTargetStopHooks (CommandInterpreter &interpreter) :
5240         CommandObjectMultiword (interpreter,
5241                                 "target stop-hook",
5242                                 "A set of commands for operating on debugger target stop-hooks.",
5243                                 "target stop-hook <subcommand> [<subcommand-options>]")
5244     {
5245         LoadSubCommand ("add",      CommandObjectSP (new CommandObjectTargetStopHookAdd (interpreter)));
5246         LoadSubCommand ("delete",   CommandObjectSP (new CommandObjectTargetStopHookDelete (interpreter)));
5247         LoadSubCommand ("disable",  CommandObjectSP (new CommandObjectTargetStopHookEnableDisable (interpreter,
5248                                                                                                    false,
5249                                                                                                    "target stop-hook disable [<id>]",
5250                                                                                                    "Disable a stop-hook.",
5251                                                                                                    "target stop-hook disable")));
5252         LoadSubCommand ("enable",   CommandObjectSP (new CommandObjectTargetStopHookEnableDisable (interpreter,
5253                                                                                                    true,
5254                                                                                                    "target stop-hook enable [<id>]",
5255                                                                                                    "Enable a stop-hook.",
5256                                                                                                    "target stop-hook enable")));
5257         LoadSubCommand ("list",     CommandObjectSP (new CommandObjectTargetStopHookList (interpreter)));
5258     }
5259 
5260     ~CommandObjectMultiwordTargetStopHooks()
5261     {
5262     }
5263 };
5264 
5265 
5266 
5267 #pragma mark CommandObjectMultiwordTarget
5268 
5269 //-------------------------------------------------------------------------
5270 // CommandObjectMultiwordTarget
5271 //-------------------------------------------------------------------------
5272 
5273 CommandObjectMultiwordTarget::CommandObjectMultiwordTarget (CommandInterpreter &interpreter) :
5274     CommandObjectMultiword (interpreter,
5275                             "target",
5276                             "A set of commands for operating on debugger targets.",
5277                             "target <subcommand> [<subcommand-options>]")
5278 {
5279 
5280     LoadSubCommand ("create",    CommandObjectSP (new CommandObjectTargetCreate (interpreter)));
5281     LoadSubCommand ("delete",    CommandObjectSP (new CommandObjectTargetDelete (interpreter)));
5282     LoadSubCommand ("list",      CommandObjectSP (new CommandObjectTargetList   (interpreter)));
5283     LoadSubCommand ("select",    CommandObjectSP (new CommandObjectTargetSelect (interpreter)));
5284     LoadSubCommand ("stop-hook", CommandObjectSP (new CommandObjectMultiwordTargetStopHooks (interpreter)));
5285     LoadSubCommand ("modules",   CommandObjectSP (new CommandObjectTargetModules (interpreter)));
5286     LoadSubCommand ("symbols",   CommandObjectSP (new CommandObjectTargetSymbols (interpreter)));
5287     LoadSubCommand ("variable",  CommandObjectSP (new CommandObjectTargetVariable (interpreter)));
5288 }
5289 
5290 CommandObjectMultiwordTarget::~CommandObjectMultiwordTarget ()
5291 {
5292 }
5293 
5294 
5295