| //===-- CommandObjectSource.cpp ---------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "lldb/lldb-python.h" |
| |
| #include "CommandObjectSource.h" |
| |
| // C Includes |
| // C++ Includes |
| // Other libraries and framework includes |
| // Project includes |
| #include "lldb/Interpreter/Args.h" |
| #include "lldb/Core/Debugger.h" |
| #include "lldb/Core/FileLineResolver.h" |
| #include "lldb/Core/Module.h" |
| #include "lldb/Core/ModuleSpec.h" |
| #include "lldb/Core/SourceManager.h" |
| #include "lldb/Interpreter/CommandInterpreter.h" |
| #include "lldb/Interpreter/CommandReturnObject.h" |
| #include "lldb/Host/FileSpec.h" |
| #include "lldb/Symbol/CompileUnit.h" |
| #include "lldb/Symbol/Function.h" |
| #include "lldb/Symbol/Symbol.h" |
| #include "lldb/Target/Process.h" |
| #include "lldb/Target/TargetList.h" |
| #include "lldb/Interpreter/CommandCompletions.h" |
| #include "lldb/Interpreter/Options.h" |
| |
| using namespace lldb; |
| using namespace lldb_private; |
| |
| //------------------------------------------------------------------------- |
| // CommandObjectSourceInfo |
| //------------------------------------------------------------------------- |
| |
| class CommandObjectSourceInfo : public CommandObjectParsed |
| { |
| |
| class CommandOptions : public Options |
| { |
| public: |
| CommandOptions (CommandInterpreter &interpreter) : |
| Options(interpreter) |
| { |
| } |
| |
| ~CommandOptions () |
| { |
| } |
| |
| Error |
| SetOptionValue (uint32_t option_idx, const char *option_arg) |
| { |
| Error error; |
| const int short_option = g_option_table[option_idx].short_option; |
| switch (short_option) |
| { |
| case 'l': |
| start_line = Args::StringToUInt32 (option_arg, 0); |
| if (start_line == 0) |
| error.SetErrorStringWithFormat("invalid line number: '%s'", option_arg); |
| break; |
| |
| case 'f': |
| file_name = option_arg; |
| break; |
| |
| default: |
| error.SetErrorStringWithFormat("unrecognized short option '%c'", short_option); |
| break; |
| } |
| |
| return error; |
| } |
| |
| void |
| OptionParsingStarting () |
| { |
| file_spec.Clear(); |
| file_name.clear(); |
| start_line = 0; |
| } |
| |
| const OptionDefinition* |
| GetDefinitions () |
| { |
| return g_option_table; |
| } |
| static OptionDefinition g_option_table[]; |
| |
| // Instance variables to hold the values for command options. |
| FileSpec file_spec; |
| std::string file_name; |
| uint32_t start_line; |
| |
| }; |
| |
| public: |
| CommandObjectSourceInfo(CommandInterpreter &interpreter) : |
| CommandObjectParsed (interpreter, |
| "source info", |
| "Display information about the source lines from the current executable's debug info.", |
| "source info [<cmd-options>]"), |
| m_options (interpreter) |
| { |
| } |
| |
| ~CommandObjectSourceInfo () |
| { |
| } |
| |
| |
| Options * |
| GetOptions () |
| { |
| return &m_options; |
| } |
| |
| protected: |
| bool |
| DoExecute (Args& command, CommandReturnObject &result) |
| { |
| result.AppendError ("Not yet implemented"); |
| result.SetStatus (eReturnStatusFailed); |
| return false; |
| } |
| |
| CommandOptions m_options; |
| }; |
| |
| OptionDefinition |
| CommandObjectSourceInfo::CommandOptions::g_option_table[] = |
| { |
| { LLDB_OPT_SET_1, false, "line", 'l', required_argument, NULL, 0, eArgTypeLineNum, "The line number at which to start the display source."}, |
| { LLDB_OPT_SET_1, false, "file", 'f', required_argument, NULL, CommandCompletions::eSourceFileCompletion, eArgTypeFilename, "The file from which to display source."}, |
| { 0, false, NULL, 0, 0, NULL, 0, eArgTypeNone, NULL } |
| }; |
| |
| #pragma mark CommandObjectSourceList |
| //------------------------------------------------------------------------- |
| // CommandObjectSourceList |
| //------------------------------------------------------------------------- |
| |
| class CommandObjectSourceList : public CommandObjectParsed |
| { |
| |
| class CommandOptions : public Options |
| { |
| public: |
| CommandOptions (CommandInterpreter &interpreter) : |
| Options(interpreter) |
| { |
| } |
| |
| ~CommandOptions () |
| { |
| } |
| |
| Error |
| SetOptionValue (uint32_t option_idx, const char *option_arg) |
| { |
| Error error; |
| const int short_option = g_option_table[option_idx].short_option; |
| switch (short_option) |
| { |
| case 'l': |
| start_line = Args::StringToUInt32 (option_arg, 0); |
| if (start_line == 0) |
| error.SetErrorStringWithFormat("invalid line number: '%s'", option_arg); |
| break; |
| |
| case 'c': |
| num_lines = Args::StringToUInt32 (option_arg, 0); |
| if (num_lines == 0) |
| error.SetErrorStringWithFormat("invalid line count: '%s'", option_arg); |
| break; |
| |
| case 'f': |
| file_name = option_arg; |
| break; |
| |
| case 'n': |
| symbol_name = option_arg; |
| break; |
| |
| case 'a': |
| { |
| ExecutionContext exe_ctx (m_interpreter.GetExecutionContext()); |
| address = Args::StringToAddress(&exe_ctx, option_arg, LLDB_INVALID_ADDRESS, &error); |
| } |
| break; |
| case 's': |
| modules.push_back (std::string (option_arg)); |
| break; |
| |
| case 'b': |
| show_bp_locs = true; |
| break; |
| case 'r': |
| reverse = true; |
| break; |
| default: |
| error.SetErrorStringWithFormat("unrecognized short option '%c'", short_option); |
| break; |
| } |
| |
| return error; |
| } |
| |
| void |
| OptionParsingStarting () |
| { |
| file_spec.Clear(); |
| file_name.clear(); |
| symbol_name.clear(); |
| address = LLDB_INVALID_ADDRESS; |
| start_line = 0; |
| num_lines = 0; |
| show_bp_locs = false; |
| reverse = false; |
| modules.clear(); |
| } |
| |
| const OptionDefinition* |
| GetDefinitions () |
| { |
| return g_option_table; |
| } |
| static OptionDefinition g_option_table[]; |
| |
| // Instance variables to hold the values for command options. |
| FileSpec file_spec; |
| std::string file_name; |
| std::string symbol_name; |
| lldb::addr_t address; |
| uint32_t start_line; |
| uint32_t num_lines; |
| STLStringArray modules; |
| bool show_bp_locs; |
| bool reverse; |
| }; |
| |
| public: |
| CommandObjectSourceList(CommandInterpreter &interpreter) : |
| CommandObjectParsed (interpreter, |
| "source list", |
| "Display source code (as specified) based on the current executable's debug info.", |
| NULL, |
| eFlagRequiresTarget), |
| m_options (interpreter) |
| { |
| } |
| |
| ~CommandObjectSourceList () |
| { |
| } |
| |
| |
| Options * |
| GetOptions () |
| { |
| return &m_options; |
| } |
| |
| virtual const char * |
| GetRepeatCommand (Args ¤t_command_args, uint32_t index) |
| { |
| // This is kind of gross, but the command hasn't been parsed yet so we can't look at the option |
| // values for this invocation... I have to scan the arguments directly. |
| size_t num_args = current_command_args.GetArgumentCount(); |
| bool is_reverse = false; |
| for (size_t i = 0 ; i < num_args; i++) |
| { |
| const char *arg = current_command_args.GetArgumentAtIndex(i); |
| if (arg && (strcmp(arg, "-r") == 0 || strcmp(arg, "--reverse") == 0)) |
| { |
| is_reverse = true; |
| } |
| } |
| if (is_reverse) |
| { |
| if (m_reverse_name.empty()) |
| { |
| m_reverse_name = m_cmd_name; |
| m_reverse_name.append (" -r"); |
| } |
| return m_reverse_name.c_str(); |
| } |
| else |
| return m_cmd_name.c_str(); |
| } |
| |
| protected: |
| |
| struct SourceInfo |
| { |
| ConstString function; |
| LineEntry line_entry; |
| |
| SourceInfo (const ConstString &name, const LineEntry &line_entry) : |
| function(name), |
| line_entry(line_entry) |
| { |
| } |
| |
| SourceInfo () : |
| function(), |
| line_entry() |
| { |
| } |
| |
| bool |
| IsValid () const |
| { |
| return (bool)function && line_entry.IsValid(); |
| } |
| |
| bool |
| operator == (const SourceInfo &rhs) const |
| { |
| return function == rhs.function && |
| line_entry.file == rhs.line_entry.file && |
| line_entry.line == rhs.line_entry.line; |
| } |
| |
| bool |
| operator != (const SourceInfo &rhs) const |
| { |
| return function != rhs.function || |
| line_entry.file != rhs.line_entry.file || |
| line_entry.line != rhs.line_entry.line; |
| } |
| |
| bool |
| operator < (const SourceInfo &rhs) const |
| { |
| if (function.GetCString() < rhs.function.GetCString()) |
| return true; |
| if (line_entry.file.GetDirectory().GetCString() < rhs.line_entry.file.GetDirectory().GetCString()) |
| return true; |
| if (line_entry.file.GetFilename().GetCString() < rhs.line_entry.file.GetFilename().GetCString()) |
| return true; |
| if (line_entry.line < rhs.line_entry.line) |
| return true; |
| return false; |
| } |
| }; |
| |
| size_t |
| DisplayFunctionSource (const SymbolContext &sc, |
| SourceInfo &source_info, |
| CommandReturnObject &result) |
| { |
| if (!source_info.IsValid()) |
| { |
| source_info.function = sc.GetFunctionName(); |
| source_info.line_entry = sc.GetFunctionStartLineEntry(); |
| } |
| |
| if (sc.function) |
| { |
| Target *target = m_exe_ctx.GetTargetPtr(); |
| |
| FileSpec start_file; |
| uint32_t start_line; |
| uint32_t end_line; |
| FileSpec end_file; |
| |
| if (sc.block == NULL) |
| { |
| // Not an inlined function |
| sc.function->GetStartLineSourceInfo (start_file, start_line); |
| if (start_line == 0) |
| { |
| result.AppendErrorWithFormat("Could not find line information for start of function: \"%s\".\n", source_info.function.GetCString()); |
| result.SetStatus (eReturnStatusFailed); |
| return 0; |
| } |
| sc.function->GetEndLineSourceInfo (end_file, end_line); |
| } |
| else |
| { |
| // We have an inlined function |
| start_file = source_info.line_entry.file; |
| start_line = source_info.line_entry.line; |
| end_line = start_line + m_options.num_lines; |
| } |
| |
| // This is a little hacky, but the first line table entry for a function points to the "{" that |
| // starts the function block. It would be nice to actually get the function |
| // declaration in there too. So back up a bit, but not further than what you're going to display. |
| uint32_t extra_lines; |
| if (m_options.num_lines >= 10) |
| extra_lines = 5; |
| else |
| extra_lines = m_options.num_lines/2; |
| uint32_t line_no; |
| if (start_line <= extra_lines) |
| line_no = 1; |
| else |
| line_no = start_line - extra_lines; |
| |
| // For fun, if the function is shorter than the number of lines we're supposed to display, |
| // only display the function... |
| if (end_line != 0) |
| { |
| if (m_options.num_lines > end_line - line_no) |
| m_options.num_lines = end_line - line_no + extra_lines; |
| } |
| |
| m_breakpoint_locations.Clear(); |
| |
| if (m_options.show_bp_locs) |
| { |
| const bool show_inlines = true; |
| m_breakpoint_locations.Reset (start_file, 0, show_inlines); |
| SearchFilter target_search_filter (m_exe_ctx.GetTargetSP()); |
| target_search_filter.Search (m_breakpoint_locations); |
| } |
| |
| result.AppendMessageWithFormat("File: %s\n", start_file.GetPath().c_str()); |
| return target->GetSourceManager().DisplaySourceLinesWithLineNumbers (start_file, |
| line_no, |
| 0, |
| m_options.num_lines, |
| "", |
| &result.GetOutputStream(), |
| GetBreakpointLocations ()); |
| } |
| else |
| { |
| result.AppendErrorWithFormat("Could not find function info for: \"%s\".\n", m_options.symbol_name.c_str()); |
| } |
| return 0; |
| } |
| |
| // From Jim: The FindMatchingFunctions / FindMatchingFunctionSymbols functions |
| // "take a possibly empty vector of strings which are names of modules, and |
| // run the two search functions on the subset of the full module list that |
| // matches the strings in the input vector". If we wanted to put these somewhere, |
| // there should probably be a module-filter-list that can be passed to the |
| // various ModuleList::Find* calls, which would either be a vector of string |
| // names or a ModuleSpecList. |
| size_t FindMatchingFunctions (Target *target, const ConstString &name, SymbolContextList& sc_list) |
| { |
| // Displaying the source for a symbol: |
| bool include_inlines = true; |
| bool append = true; |
| bool include_symbols = false; |
| size_t num_matches = 0; |
| |
| if (m_options.num_lines == 0) |
| m_options.num_lines = 10; |
| |
| const size_t num_modules = m_options.modules.size(); |
| if (num_modules > 0) |
| { |
| ModuleList matching_modules; |
| for (size_t i = 0; i < num_modules; ++i) |
| { |
| FileSpec module_file_spec(m_options.modules[i].c_str(), false); |
| if (module_file_spec) |
| { |
| ModuleSpec module_spec (module_file_spec); |
| matching_modules.Clear(); |
| target->GetImages().FindModules (module_spec, matching_modules); |
| num_matches += matching_modules.FindFunctions (name, eFunctionNameTypeAuto, include_symbols, include_inlines, append, sc_list); |
| } |
| } |
| } |
| else |
| { |
| num_matches = target->GetImages().FindFunctions (name, eFunctionNameTypeAuto, include_symbols, include_inlines, append, sc_list); |
| } |
| return num_matches; |
| } |
| |
| size_t FindMatchingFunctionSymbols (Target *target, const ConstString &name, SymbolContextList& sc_list) |
| { |
| size_t num_matches = 0; |
| const size_t num_modules = m_options.modules.size(); |
| if (num_modules > 0) |
| { |
| ModuleList matching_modules; |
| for (size_t i = 0; i < num_modules; ++i) |
| { |
| FileSpec module_file_spec(m_options.modules[i].c_str(), false); |
| if (module_file_spec) |
| { |
| ModuleSpec module_spec (module_file_spec); |
| matching_modules.Clear(); |
| target->GetImages().FindModules (module_spec, matching_modules); |
| num_matches += matching_modules.FindFunctionSymbols (name, eFunctionNameTypeAuto, sc_list); |
| } |
| } |
| } |
| else |
| { |
| num_matches = target->GetImages().FindFunctionSymbols (name, eFunctionNameTypeAuto, sc_list); |
| } |
| return num_matches; |
| } |
| |
| bool |
| DoExecute (Args& command, CommandReturnObject &result) |
| { |
| const size_t argc = command.GetArgumentCount(); |
| |
| if (argc != 0) |
| { |
| result.AppendErrorWithFormat("'%s' takes no arguments, only flags.\n", GetCommandName()); |
| result.SetStatus (eReturnStatusFailed); |
| return false; |
| } |
| |
| Target *target = m_exe_ctx.GetTargetPtr(); |
| |
| if (!m_options.symbol_name.empty()) |
| { |
| SymbolContextList sc_list; |
| ConstString name(m_options.symbol_name.c_str()); |
| |
| // Displaying the source for a symbol. Search for function named name. |
| size_t num_matches = FindMatchingFunctions (target, name, sc_list); |
| if (!num_matches) |
| { |
| // If we didn't find any functions with that name, try searching for symbols |
| // that line up exactly with function addresses. |
| SymbolContextList sc_list_symbols; |
| size_t num_symbol_matches = FindMatchingFunctionSymbols (target, name, sc_list_symbols); |
| for (size_t i = 0; i < num_symbol_matches; i++) |
| { |
| SymbolContext sc; |
| sc_list_symbols.GetContextAtIndex (i, sc); |
| if (sc.symbol) |
| { |
| const Address &base_address = sc.symbol->GetAddress(); |
| Function *function = base_address.CalculateSymbolContextFunction(); |
| if (function) |
| { |
| sc_list.Append (SymbolContext(function)); |
| num_matches++; |
| break; |
| } |
| } |
| } |
| } |
| |
| if (num_matches == 0) |
| { |
| result.AppendErrorWithFormat("Could not find function named: \"%s\".\n", m_options.symbol_name.c_str()); |
| result.SetStatus (eReturnStatusFailed); |
| return false; |
| } |
| |
| if (num_matches > 1) |
| { |
| std::set<SourceInfo> source_match_set; |
| |
| bool displayed_something = false; |
| for (size_t i = 0; i < num_matches; i++) |
| { |
| SymbolContext sc; |
| sc_list.GetContextAtIndex (i, sc); |
| SourceInfo source_info (sc.GetFunctionName(), |
| sc.GetFunctionStartLineEntry()); |
| |
| if (source_info.IsValid()) |
| { |
| if (source_match_set.find(source_info) == source_match_set.end()) |
| { |
| source_match_set.insert(source_info); |
| if (DisplayFunctionSource (sc, source_info, result)) |
| displayed_something = true; |
| } |
| } |
| } |
| |
| if (displayed_something) |
| result.SetStatus (eReturnStatusSuccessFinishResult); |
| else |
| result.SetStatus (eReturnStatusFailed); |
| } |
| else |
| { |
| SymbolContext sc; |
| sc_list.GetContextAtIndex (0, sc); |
| SourceInfo source_info; |
| |
| if (DisplayFunctionSource (sc, source_info, result)) |
| { |
| result.SetStatus (eReturnStatusSuccessFinishResult); |
| } |
| else |
| { |
| result.SetStatus (eReturnStatusFailed); |
| } |
| } |
| return result.Succeeded(); |
| } |
| else if (m_options.address != LLDB_INVALID_ADDRESS) |
| { |
| Address so_addr; |
| StreamString error_strm; |
| SymbolContextList sc_list; |
| |
| if (target->GetSectionLoadList().IsEmpty()) |
| { |
| // The target isn't loaded yet, we need to lookup the file address |
| // in all modules |
| const ModuleList &module_list = target->GetImages(); |
| const size_t num_modules = module_list.GetSize(); |
| for (size_t i=0; i<num_modules; ++i) |
| { |
| ModuleSP module_sp (module_list.GetModuleAtIndex(i)); |
| if (module_sp && module_sp->ResolveFileAddress(m_options.address, so_addr)) |
| { |
| SymbolContext sc; |
| sc.Clear(true); |
| if (module_sp->ResolveSymbolContextForAddress (so_addr, eSymbolContextEverything, sc) & eSymbolContextLineEntry) |
| sc_list.Append(sc); |
| } |
| } |
| |
| if (sc_list.GetSize() == 0) |
| { |
| result.AppendErrorWithFormat("no modules have source information for file address 0x%" PRIx64 ".\n", |
| m_options.address); |
| result.SetStatus (eReturnStatusFailed); |
| return false; |
| } |
| } |
| else |
| { |
| // The target has some things loaded, resolve this address to a |
| // compile unit + file + line and display |
| if (target->GetSectionLoadList().ResolveLoadAddress (m_options.address, so_addr)) |
| { |
| ModuleSP module_sp (so_addr.GetModule()); |
| if (module_sp) |
| { |
| SymbolContext sc; |
| sc.Clear(true); |
| if (module_sp->ResolveSymbolContextForAddress (so_addr, eSymbolContextEverything, sc) & eSymbolContextLineEntry) |
| { |
| sc_list.Append(sc); |
| } |
| else |
| { |
| so_addr.Dump(&error_strm, NULL, Address::DumpStyleModuleWithFileAddress); |
| result.AppendErrorWithFormat("address resolves to %s, but there is no line table information available for this address.\n", |
| error_strm.GetData()); |
| result.SetStatus (eReturnStatusFailed); |
| return false; |
| } |
| } |
| } |
| |
| if (sc_list.GetSize() == 0) |
| { |
| result.AppendErrorWithFormat("no modules contain load address 0x%" PRIx64 ".\n", m_options.address); |
| result.SetStatus (eReturnStatusFailed); |
| return false; |
| } |
| } |
| uint32_t num_matches = sc_list.GetSize(); |
| for (uint32_t i=0; i<num_matches; ++i) |
| { |
| SymbolContext sc; |
| sc_list.GetContextAtIndex(i, sc); |
| if (sc.comp_unit) |
| { |
| if (m_options.show_bp_locs) |
| { |
| m_breakpoint_locations.Clear(); |
| const bool show_inlines = true; |
| m_breakpoint_locations.Reset (*sc.comp_unit, 0, show_inlines); |
| SearchFilter target_search_filter (target->shared_from_this()); |
| target_search_filter.Search (m_breakpoint_locations); |
| } |
| |
| bool show_fullpaths = true; |
| bool show_module = true; |
| bool show_inlined_frames = true; |
| sc.DumpStopContext(&result.GetOutputStream(), |
| m_exe_ctx.GetBestExecutionContextScope(), |
| sc.line_entry.range.GetBaseAddress(), |
| show_fullpaths, |
| show_module, |
| show_inlined_frames); |
| result.GetOutputStream().EOL(); |
| |
| if (m_options.num_lines == 0) |
| m_options.num_lines = 10; |
| |
| size_t lines_to_back_up = m_options.num_lines >= 10 ? 5 : m_options.num_lines/2; |
| |
| target->GetSourceManager().DisplaySourceLinesWithLineNumbers (sc.comp_unit, |
| sc.line_entry.line, |
| lines_to_back_up, |
| m_options.num_lines - lines_to_back_up, |
| "->", |
| &result.GetOutputStream(), |
| GetBreakpointLocations ()); |
| result.SetStatus (eReturnStatusSuccessFinishResult); |
| } |
| } |
| } |
| else if (m_options.file_name.empty()) |
| { |
| // Last valid source manager context, or the current frame if no |
| // valid last context in source manager. |
| // One little trick here, if you type the exact same list command twice in a row, it is |
| // more likely because you typed it once, then typed it again |
| if (m_options.start_line == 0) |
| { |
| if (target->GetSourceManager().DisplayMoreWithLineNumbers (&result.GetOutputStream(), |
| m_options.num_lines, |
| m_options.reverse, |
| GetBreakpointLocations ())) |
| { |
| result.SetStatus (eReturnStatusSuccessFinishResult); |
| } |
| } |
| else |
| { |
| if (m_options.num_lines == 0) |
| m_options.num_lines = 10; |
| |
| if (m_options.show_bp_locs) |
| { |
| SourceManager::FileSP last_file_sp (target->GetSourceManager().GetLastFile ()); |
| if (last_file_sp) |
| { |
| const bool show_inlines = true; |
| m_breakpoint_locations.Reset (last_file_sp->GetFileSpec(), 0, show_inlines); |
| SearchFilter target_search_filter (target->shared_from_this()); |
| target_search_filter.Search (m_breakpoint_locations); |
| } |
| } |
| else |
| m_breakpoint_locations.Clear(); |
| |
| if (target->GetSourceManager().DisplaySourceLinesWithLineNumbersUsingLastFile( |
| m_options.start_line, // Line to display |
| m_options.num_lines, // Lines after line to |
| UINT32_MAX, // Don't mark "line" |
| "", // Don't mark "line" |
| &result.GetOutputStream(), |
| GetBreakpointLocations ())) |
| { |
| result.SetStatus (eReturnStatusSuccessFinishResult); |
| } |
| |
| } |
| } |
| else |
| { |
| const char *filename = m_options.file_name.c_str(); |
| |
| bool check_inlines = false; |
| SymbolContextList sc_list; |
| size_t num_matches = 0; |
| |
| if (m_options.modules.size() > 0) |
| { |
| ModuleList matching_modules; |
| for (size_t i = 0, e = m_options.modules.size(); i < e; ++i) |
| { |
| FileSpec module_file_spec(m_options.modules[i].c_str(), false); |
| if (module_file_spec) |
| { |
| ModuleSpec module_spec (module_file_spec); |
| matching_modules.Clear(); |
| target->GetImages().FindModules (module_spec, matching_modules); |
| num_matches += matching_modules.ResolveSymbolContextForFilePath (filename, |
| 0, |
| check_inlines, |
| eSymbolContextModule | eSymbolContextCompUnit, |
| sc_list); |
| } |
| } |
| } |
| else |
| { |
| num_matches = target->GetImages().ResolveSymbolContextForFilePath (filename, |
| 0, |
| check_inlines, |
| eSymbolContextModule | eSymbolContextCompUnit, |
| sc_list); |
| } |
| |
| if (num_matches == 0) |
| { |
| result.AppendErrorWithFormat("Could not find source file \"%s\".\n", |
| m_options.file_name.c_str()); |
| result.SetStatus (eReturnStatusFailed); |
| return false; |
| } |
| |
| if (num_matches > 1) |
| { |
| bool got_multiple = false; |
| FileSpec *test_cu_spec = NULL; |
| |
| for (unsigned i = 0; i < num_matches; i++) |
| { |
| SymbolContext sc; |
| sc_list.GetContextAtIndex(i, sc); |
| if (sc.comp_unit) |
| { |
| if (test_cu_spec) |
| { |
| if (test_cu_spec != static_cast<FileSpec *> (sc.comp_unit)) |
| got_multiple = true; |
| break; |
| } |
| else |
| test_cu_spec = sc.comp_unit; |
| } |
| } |
| if (got_multiple) |
| { |
| result.AppendErrorWithFormat("Multiple source files found matching: \"%s.\"\n", |
| m_options.file_name.c_str()); |
| result.SetStatus (eReturnStatusFailed); |
| return false; |
| } |
| } |
| |
| SymbolContext sc; |
| if (sc_list.GetContextAtIndex(0, sc)) |
| { |
| if (sc.comp_unit) |
| { |
| if (m_options.show_bp_locs) |
| { |
| const bool show_inlines = true; |
| m_breakpoint_locations.Reset (*sc.comp_unit, 0, show_inlines); |
| SearchFilter target_search_filter (target->shared_from_this()); |
| target_search_filter.Search (m_breakpoint_locations); |
| } |
| else |
| m_breakpoint_locations.Clear(); |
| |
| if (m_options.num_lines == 0) |
| m_options.num_lines = 10; |
| |
| target->GetSourceManager().DisplaySourceLinesWithLineNumbers (sc.comp_unit, |
| m_options.start_line, |
| 0, |
| m_options.num_lines, |
| "", |
| &result.GetOutputStream(), |
| GetBreakpointLocations ()); |
| |
| result.SetStatus (eReturnStatusSuccessFinishResult); |
| } |
| else |
| { |
| result.AppendErrorWithFormat("No comp unit found for: \"%s.\"\n", |
| m_options.file_name.c_str()); |
| result.SetStatus (eReturnStatusFailed); |
| return false; |
| } |
| } |
| } |
| return result.Succeeded(); |
| } |
| |
| const SymbolContextList * |
| GetBreakpointLocations () |
| { |
| if (m_breakpoint_locations.GetFileLineMatches().GetSize() > 0) |
| return &m_breakpoint_locations.GetFileLineMatches(); |
| return NULL; |
| } |
| CommandOptions m_options; |
| FileLineResolver m_breakpoint_locations; |
| std::string m_reverse_name; |
| |
| }; |
| |
| OptionDefinition |
| CommandObjectSourceList::CommandOptions::g_option_table[] = |
| { |
| { LLDB_OPT_SET_ALL, false, "count", 'c', required_argument, NULL, 0, eArgTypeCount, "The number of source lines to display."}, |
| { LLDB_OPT_SET_1 | |
| LLDB_OPT_SET_2 , false, "shlib", 's', required_argument, NULL, CommandCompletions::eModuleCompletion, eArgTypeShlibName, "Look up the source file in the given shared library."}, |
| { LLDB_OPT_SET_ALL, false, "show-breakpoints", 'b', no_argument, NULL, 0, eArgTypeNone, "Show the line table locations from the debug information that indicate valid places to set source level breakpoints."}, |
| { LLDB_OPT_SET_1 , false, "file", 'f', required_argument, NULL, CommandCompletions::eSourceFileCompletion, eArgTypeFilename, "The file from which to display source."}, |
| { LLDB_OPT_SET_1 , false, "line", 'l', required_argument, NULL, 0, eArgTypeLineNum, "The line number at which to start the display source."}, |
| { LLDB_OPT_SET_2 , false, "name", 'n', required_argument, NULL, CommandCompletions::eSymbolCompletion, eArgTypeSymbol, "The name of a function whose source to display."}, |
| { LLDB_OPT_SET_3 , false, "address",'a', required_argument, NULL, 0, eArgTypeAddressOrExpression, "Lookup the address and display the source information for the corresponding file and line."}, |
| { LLDB_OPT_SET_4, false, "reverse", 'r', no_argument, NULL, 0, eArgTypeNone, "Reverse the listing to look backwards from the last displayed block of source."}, |
| { 0, false, NULL, 0, 0, NULL, 0, eArgTypeNone, NULL } |
| }; |
| |
| #pragma mark CommandObjectMultiwordSource |
| |
| //------------------------------------------------------------------------- |
| // CommandObjectMultiwordSource |
| //------------------------------------------------------------------------- |
| |
| CommandObjectMultiwordSource::CommandObjectMultiwordSource (CommandInterpreter &interpreter) : |
| CommandObjectMultiword (interpreter, |
| "source", |
| "A set of commands for accessing source file information", |
| "source <subcommand> [<subcommand-options>]") |
| { |
| // "source info" isn't implemented yet... |
| //LoadSubCommand ("info", CommandObjectSP (new CommandObjectSourceInfo (interpreter))); |
| LoadSubCommand ("list", CommandObjectSP (new CommandObjectSourceList (interpreter))); |
| } |
| |
| CommandObjectMultiwordSource::~CommandObjectMultiwordSource () |
| { |
| } |
| |