forked from OSchip/llvm-project
1867 lines
73 KiB
C++
1867 lines
73 KiB
C++
//===-- CommandObjectBreakpoint.cpp -----------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "lldb/lldb-python.h"
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#include "CommandObjectBreakpoint.h"
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#include "CommandObjectBreakpointCommand.h"
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// C Includes
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// C++ Includes
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// Other libraries and framework includes
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// Project includes
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#include "lldb/Breakpoint/Breakpoint.h"
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#include "lldb/Breakpoint/BreakpointIDList.h"
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#include "lldb/Breakpoint/BreakpointLocation.h"
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#include "lldb/Interpreter/Options.h"
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#include "lldb/Core/RegularExpression.h"
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#include "lldb/Core/StreamString.h"
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#include "lldb/Interpreter/CommandInterpreter.h"
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#include "lldb/Interpreter/CommandReturnObject.h"
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#include "lldb/Target/Target.h"
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#include "lldb/Interpreter/CommandCompletions.h"
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#include "lldb/Target/StackFrame.h"
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#include "lldb/Target/Thread.h"
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#include "lldb/Target/ThreadSpec.h"
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#include <vector>
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using namespace lldb;
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using namespace lldb_private;
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static void
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AddBreakpointDescription (Stream *s, Breakpoint *bp, lldb::DescriptionLevel level)
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{
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s->IndentMore();
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bp->GetDescription (s, level, true);
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s->IndentLess();
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s->EOL();
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}
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//-------------------------------------------------------------------------
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// CommandObjectBreakpointSet
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//-------------------------------------------------------------------------
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class CommandObjectBreakpointSet : public CommandObjectParsed
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{
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public:
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typedef enum BreakpointSetType
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{
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eSetTypeInvalid,
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eSetTypeFileAndLine,
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eSetTypeAddress,
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eSetTypeFunctionName,
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eSetTypeFunctionRegexp,
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eSetTypeSourceRegexp,
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eSetTypeException
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} BreakpointSetType;
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CommandObjectBreakpointSet (CommandInterpreter &interpreter) :
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CommandObjectParsed (interpreter,
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"breakpoint set",
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"Sets a breakpoint or set of breakpoints in the executable.",
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"breakpoint set <cmd-options>"),
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m_options (interpreter)
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{
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}
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virtual
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~CommandObjectBreakpointSet () {}
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virtual Options *
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GetOptions ()
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{
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return &m_options;
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}
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class CommandOptions : public Options
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{
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public:
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CommandOptions (CommandInterpreter &interpreter) :
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Options (interpreter),
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m_condition (),
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m_filenames (),
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m_line_num (0),
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m_column (0),
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m_func_names (),
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m_func_name_type_mask (eFunctionNameTypeNone),
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m_func_regexp (),
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m_source_text_regexp(),
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m_modules (),
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m_load_addr(),
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m_ignore_count (0),
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m_thread_id(LLDB_INVALID_THREAD_ID),
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m_thread_index (UINT32_MAX),
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m_thread_name(),
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m_queue_name(),
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m_catch_bp (false),
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m_throw_bp (true),
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m_hardware (false),
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m_language (eLanguageTypeUnknown),
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m_skip_prologue (eLazyBoolCalculate),
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m_one_shot (false)
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{
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}
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virtual
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~CommandOptions () {}
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virtual Error
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SetOptionValue (uint32_t option_idx, const char *option_arg)
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{
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Error error;
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const int short_option = m_getopt_table[option_idx].val;
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switch (short_option)
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{
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case 'a':
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{
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ExecutionContext exe_ctx (m_interpreter.GetExecutionContext());
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m_load_addr = Args::StringToAddress(&exe_ctx, option_arg, LLDB_INVALID_ADDRESS, &error);
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}
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break;
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case 'b':
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m_func_names.push_back (option_arg);
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m_func_name_type_mask |= eFunctionNameTypeBase;
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break;
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case 'C':
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m_column = Args::StringToUInt32 (option_arg, 0);
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break;
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case 'c':
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m_condition.assign(option_arg);
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break;
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case 'E':
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{
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LanguageType language = LanguageRuntime::GetLanguageTypeFromString (option_arg);
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switch (language)
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{
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case eLanguageTypeC89:
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case eLanguageTypeC:
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case eLanguageTypeC99:
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m_language = eLanguageTypeC;
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break;
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case eLanguageTypeC_plus_plus:
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m_language = eLanguageTypeC_plus_plus;
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break;
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case eLanguageTypeObjC:
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m_language = eLanguageTypeObjC;
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break;
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case eLanguageTypeObjC_plus_plus:
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error.SetErrorStringWithFormat ("Set exception breakpoints separately for c++ and objective-c");
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break;
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case eLanguageTypeUnknown:
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error.SetErrorStringWithFormat ("Unknown language type: '%s' for exception breakpoint", option_arg);
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break;
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default:
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error.SetErrorStringWithFormat ("Unsupported language type: '%s' for exception breakpoint", option_arg);
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}
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}
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break;
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case 'f':
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m_filenames.AppendIfUnique (FileSpec(option_arg, false));
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break;
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case 'F':
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m_func_names.push_back (option_arg);
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m_func_name_type_mask |= eFunctionNameTypeFull;
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break;
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case 'h':
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{
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bool success;
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m_catch_bp = Args::StringToBoolean (option_arg, true, &success);
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if (!success)
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error.SetErrorStringWithFormat ("Invalid boolean value for on-catch option: '%s'", option_arg);
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}
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break;
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case 'H':
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m_hardware = true;
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break;
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case 'i':
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{
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m_ignore_count = Args::StringToUInt32(option_arg, UINT32_MAX, 0);
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if (m_ignore_count == UINT32_MAX)
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error.SetErrorStringWithFormat ("invalid ignore count '%s'", option_arg);
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break;
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}
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case 'K':
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{
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bool success;
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bool value;
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value = Args::StringToBoolean (option_arg, true, &success);
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if (value)
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m_skip_prologue = eLazyBoolYes;
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else
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m_skip_prologue = eLazyBoolNo;
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if (!success)
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error.SetErrorStringWithFormat ("Invalid boolean value for skip prologue option: '%s'", option_arg);
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}
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break;
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case 'l':
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m_line_num = Args::StringToUInt32 (option_arg, 0);
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break;
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case 'M':
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m_func_names.push_back (option_arg);
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m_func_name_type_mask |= eFunctionNameTypeMethod;
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break;
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case 'n':
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m_func_names.push_back (option_arg);
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m_func_name_type_mask |= eFunctionNameTypeAuto;
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break;
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case 'o':
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m_one_shot = true;
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break;
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case 'p':
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m_source_text_regexp.assign (option_arg);
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break;
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case 'q':
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m_queue_name.assign (option_arg);
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break;
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case 'r':
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m_func_regexp.assign (option_arg);
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break;
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case 's':
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{
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m_modules.AppendIfUnique (FileSpec (option_arg, false));
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break;
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}
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case 'S':
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m_func_names.push_back (option_arg);
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m_func_name_type_mask |= eFunctionNameTypeSelector;
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break;
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case 't' :
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{
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m_thread_id = Args::StringToUInt64(option_arg, LLDB_INVALID_THREAD_ID, 0);
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if (m_thread_id == LLDB_INVALID_THREAD_ID)
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error.SetErrorStringWithFormat ("invalid thread id string '%s'", option_arg);
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}
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break;
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case 'T':
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m_thread_name.assign (option_arg);
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break;
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case 'w':
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{
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bool success;
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m_throw_bp = Args::StringToBoolean (option_arg, true, &success);
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if (!success)
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error.SetErrorStringWithFormat ("Invalid boolean value for on-throw option: '%s'", option_arg);
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}
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break;
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case 'x':
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{
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m_thread_index = Args::StringToUInt32(option_arg, UINT32_MAX, 0);
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if (m_thread_id == UINT32_MAX)
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error.SetErrorStringWithFormat ("invalid thread index string '%s'", option_arg);
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}
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break;
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default:
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error.SetErrorStringWithFormat ("unrecognized option '%c'", short_option);
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break;
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}
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return error;
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}
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void
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OptionParsingStarting ()
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{
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m_condition.clear();
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m_filenames.Clear();
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m_line_num = 0;
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m_column = 0;
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m_func_names.clear();
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m_func_name_type_mask = eFunctionNameTypeNone;
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m_func_regexp.clear();
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m_source_text_regexp.clear();
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m_modules.Clear();
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m_load_addr = LLDB_INVALID_ADDRESS;
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m_ignore_count = 0;
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m_thread_id = LLDB_INVALID_THREAD_ID;
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m_thread_index = UINT32_MAX;
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m_thread_name.clear();
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m_queue_name.clear();
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m_catch_bp = false;
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m_throw_bp = true;
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m_hardware = false;
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m_language = eLanguageTypeUnknown;
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m_skip_prologue = eLazyBoolCalculate;
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m_one_shot = false;
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}
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const OptionDefinition*
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GetDefinitions ()
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{
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return g_option_table;
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}
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// Options table: Required for subclasses of Options.
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static OptionDefinition g_option_table[];
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// Instance variables to hold the values for command options.
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std::string m_condition;
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FileSpecList m_filenames;
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uint32_t m_line_num;
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uint32_t m_column;
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std::vector<std::string> m_func_names;
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uint32_t m_func_name_type_mask;
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std::string m_func_regexp;
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std::string m_source_text_regexp;
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FileSpecList m_modules;
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lldb::addr_t m_load_addr;
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uint32_t m_ignore_count;
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lldb::tid_t m_thread_id;
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uint32_t m_thread_index;
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std::string m_thread_name;
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std::string m_queue_name;
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bool m_catch_bp;
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bool m_throw_bp;
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bool m_hardware; // Request to use hardware breakpoints
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lldb::LanguageType m_language;
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LazyBool m_skip_prologue;
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bool m_one_shot;
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};
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protected:
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virtual bool
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DoExecute (Args& command,
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CommandReturnObject &result)
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{
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Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get();
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if (target == NULL)
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{
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result.AppendError ("Invalid target. Must set target before setting breakpoints (see 'target create' command).");
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result.SetStatus (eReturnStatusFailed);
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return false;
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}
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// The following are the various types of breakpoints that could be set:
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// 1). -f -l -p [-s -g] (setting breakpoint by source location)
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// 2). -a [-s -g] (setting breakpoint by address)
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// 3). -n [-s -g] (setting breakpoint by function name)
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// 4). -r [-s -g] (setting breakpoint by function name regular expression)
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// 5). -p -f (setting a breakpoint by comparing a reg-exp to source text)
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// 6). -E [-w -h] (setting a breakpoint for exceptions for a given language.)
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BreakpointSetType break_type = eSetTypeInvalid;
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if (m_options.m_line_num != 0)
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break_type = eSetTypeFileAndLine;
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else if (m_options.m_load_addr != LLDB_INVALID_ADDRESS)
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break_type = eSetTypeAddress;
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else if (!m_options.m_func_names.empty())
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break_type = eSetTypeFunctionName;
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else if (!m_options.m_func_regexp.empty())
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break_type = eSetTypeFunctionRegexp;
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else if (!m_options.m_source_text_regexp.empty())
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break_type = eSetTypeSourceRegexp;
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else if (m_options.m_language != eLanguageTypeUnknown)
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break_type = eSetTypeException;
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Breakpoint *bp = NULL;
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FileSpec module_spec;
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const bool internal = false;
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switch (break_type)
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{
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case eSetTypeFileAndLine: // Breakpoint by source position
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{
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FileSpec file;
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const size_t num_files = m_options.m_filenames.GetSize();
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if (num_files == 0)
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{
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if (!GetDefaultFile (target, file, result))
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{
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result.AppendError("No file supplied and no default file available.");
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result.SetStatus (eReturnStatusFailed);
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return false;
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}
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}
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else if (num_files > 1)
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{
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result.AppendError("Only one file at a time is allowed for file and line breakpoints.");
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result.SetStatus (eReturnStatusFailed);
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return false;
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}
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else
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file = m_options.m_filenames.GetFileSpecAtIndex(0);
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// Only check for inline functions if
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LazyBool check_inlines = eLazyBoolCalculate;
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bp = target->CreateBreakpoint (&(m_options.m_modules),
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file,
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m_options.m_line_num,
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check_inlines,
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m_options.m_skip_prologue,
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internal,
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m_options.m_hardware).get();
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}
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break;
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case eSetTypeAddress: // Breakpoint by address
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bp = target->CreateBreakpoint (m_options.m_load_addr,
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internal,
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m_options.m_hardware).get();
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break;
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case eSetTypeFunctionName: // Breakpoint by function name
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{
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uint32_t name_type_mask = m_options.m_func_name_type_mask;
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if (name_type_mask == 0)
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name_type_mask = eFunctionNameTypeAuto;
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bp = target->CreateBreakpoint (&(m_options.m_modules),
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&(m_options.m_filenames),
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m_options.m_func_names,
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name_type_mask,
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m_options.m_skip_prologue,
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internal,
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m_options.m_hardware).get();
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}
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break;
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case eSetTypeFunctionRegexp: // Breakpoint by regular expression function name
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{
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RegularExpression regexp(m_options.m_func_regexp.c_str());
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if (!regexp.IsValid())
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{
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char err_str[1024];
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regexp.GetErrorAsCString(err_str, sizeof(err_str));
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result.AppendErrorWithFormat("Function name regular expression could not be compiled: \"%s\"",
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err_str);
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result.SetStatus (eReturnStatusFailed);
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return false;
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}
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bp = target->CreateFuncRegexBreakpoint (&(m_options.m_modules),
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&(m_options.m_filenames),
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regexp,
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m_options.m_skip_prologue,
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internal,
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m_options.m_hardware).get();
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}
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break;
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case eSetTypeSourceRegexp: // Breakpoint by regexp on source text.
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{
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const size_t num_files = m_options.m_filenames.GetSize();
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if (num_files == 0)
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{
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FileSpec file;
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if (!GetDefaultFile (target, file, result))
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{
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result.AppendError ("No files provided and could not find default file.");
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result.SetStatus (eReturnStatusFailed);
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return false;
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}
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else
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{
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m_options.m_filenames.Append (file);
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}
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}
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RegularExpression regexp(m_options.m_source_text_regexp.c_str());
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if (!regexp.IsValid())
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{
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char err_str[1024];
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regexp.GetErrorAsCString(err_str, sizeof(err_str));
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result.AppendErrorWithFormat("Source text regular expression could not be compiled: \"%s\"",
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err_str);
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result.SetStatus (eReturnStatusFailed);
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return false;
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}
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bp = target->CreateSourceRegexBreakpoint (&(m_options.m_modules),
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&(m_options.m_filenames),
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regexp,
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internal,
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m_options.m_hardware).get();
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}
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break;
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case eSetTypeException:
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{
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bp = target->CreateExceptionBreakpoint (m_options.m_language,
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m_options.m_catch_bp,
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m_options.m_throw_bp,
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m_options.m_hardware).get();
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}
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break;
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default:
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break;
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}
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// Now set the various options that were passed in:
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if (bp)
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{
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if (m_options.m_thread_id != LLDB_INVALID_THREAD_ID)
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bp->SetThreadID (m_options.m_thread_id);
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if (m_options.m_thread_index != UINT32_MAX)
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bp->GetOptions()->GetThreadSpec()->SetIndex(m_options.m_thread_index);
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if (!m_options.m_thread_name.empty())
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bp->GetOptions()->GetThreadSpec()->SetName(m_options.m_thread_name.c_str());
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|
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if (!m_options.m_queue_name.empty())
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bp->GetOptions()->GetThreadSpec()->SetQueueName(m_options.m_queue_name.c_str());
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|
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if (m_options.m_ignore_count != 0)
|
|
bp->GetOptions()->SetIgnoreCount(m_options.m_ignore_count);
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|
|
if (!m_options.m_condition.empty())
|
|
bp->GetOptions()->SetCondition(m_options.m_condition.c_str());
|
|
|
|
bp->SetOneShot (m_options.m_one_shot);
|
|
}
|
|
|
|
if (bp)
|
|
{
|
|
Stream &output_stream = result.GetOutputStream();
|
|
const bool show_locations = false;
|
|
bp->GetDescription(&output_stream, lldb::eDescriptionLevelInitial, show_locations);
|
|
// Don't print out this warning for exception breakpoints. They can get set before the target
|
|
// is set, but we won't know how to actually set the breakpoint till we run.
|
|
if (bp->GetNumLocations() == 0 && break_type != eSetTypeException)
|
|
output_stream.Printf ("WARNING: Unable to resolve breakpoint to any actual locations.\n");
|
|
result.SetStatus (eReturnStatusSuccessFinishResult);
|
|
}
|
|
else if (!bp)
|
|
{
|
|
result.AppendError ("Breakpoint creation failed: No breakpoint created.");
|
|
result.SetStatus (eReturnStatusFailed);
|
|
}
|
|
|
|
return result.Succeeded();
|
|
}
|
|
|
|
private:
|
|
bool
|
|
GetDefaultFile (Target *target, FileSpec &file, CommandReturnObject &result)
|
|
{
|
|
uint32_t default_line;
|
|
// First use the Source Manager's default file.
|
|
// Then use the current stack frame's file.
|
|
if (!target->GetSourceManager().GetDefaultFileAndLine(file, default_line))
|
|
{
|
|
StackFrame *cur_frame = m_exe_ctx.GetFramePtr();
|
|
if (cur_frame == NULL)
|
|
{
|
|
result.AppendError ("No selected frame to use to find the default file.");
|
|
result.SetStatus (eReturnStatusFailed);
|
|
return false;
|
|
}
|
|
else if (!cur_frame->HasDebugInformation())
|
|
{
|
|
result.AppendError ("Cannot use the selected frame to find the default file, it has no debug info.");
|
|
result.SetStatus (eReturnStatusFailed);
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
const SymbolContext &sc = cur_frame->GetSymbolContext (eSymbolContextLineEntry);
|
|
if (sc.line_entry.file)
|
|
{
|
|
file = sc.line_entry.file;
|
|
}
|
|
else
|
|
{
|
|
result.AppendError ("Can't find the file for the selected frame to use as the default file.");
|
|
result.SetStatus (eReturnStatusFailed);
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
CommandOptions m_options;
|
|
};
|
|
// If an additional option set beyond LLDB_OPTION_SET_10 is added, make sure to
|
|
// update the numbers passed to LLDB_OPT_SET_FROM_TO(...) appropriately.
|
|
#define LLDB_OPT_FILE ( LLDB_OPT_SET_FROM_TO(1, 9) & ~LLDB_OPT_SET_2 )
|
|
#define LLDB_OPT_NOT_10 ( LLDB_OPT_SET_FROM_TO(1, 10) & ~LLDB_OPT_SET_10 )
|
|
#define LLDB_OPT_SKIP_PROLOGUE ( LLDB_OPT_SET_1 | LLDB_OPT_SET_FROM_TO(3,8) )
|
|
|
|
OptionDefinition
|
|
CommandObjectBreakpointSet::CommandOptions::g_option_table[] =
|
|
{
|
|
{ LLDB_OPT_NOT_10, false, "shlib", 's', OptionParser::eRequiredArgument, NULL, CommandCompletions::eModuleCompletion, eArgTypeShlibName,
|
|
"Set the breakpoint only in this shared library. "
|
|
"Can repeat this option multiple times to specify multiple shared libraries."},
|
|
|
|
{ LLDB_OPT_SET_ALL, false, "ignore-count", 'i', OptionParser::eRequiredArgument, NULL, 0, eArgTypeCount,
|
|
"Set the number of times this breakpoint is skipped before stopping." },
|
|
|
|
{ LLDB_OPT_SET_ALL, false, "one-shot", 'o', OptionParser::eNoArgument, NULL, 0, eArgTypeNone,
|
|
"The breakpoint is deleted the first time it causes a stop." },
|
|
|
|
{ LLDB_OPT_SET_ALL, false, "condition", 'c', OptionParser::eRequiredArgument, NULL, 0, eArgTypeExpression,
|
|
"The breakpoint stops only if this condition expression evaluates to true."},
|
|
|
|
{ LLDB_OPT_SET_ALL, false, "thread-index", 'x', OptionParser::eRequiredArgument, NULL, 0, eArgTypeThreadIndex,
|
|
"The breakpoint stops only for the thread whose indeX matches this argument."},
|
|
|
|
{ LLDB_OPT_SET_ALL, false, "thread-id", 't', OptionParser::eRequiredArgument, NULL, 0, eArgTypeThreadID,
|
|
"The breakpoint stops only for the thread whose TID matches this argument."},
|
|
|
|
{ LLDB_OPT_SET_ALL, false, "thread-name", 'T', OptionParser::eRequiredArgument, NULL, 0, eArgTypeThreadName,
|
|
"The breakpoint stops only for the thread whose thread name matches this argument."},
|
|
|
|
{ LLDB_OPT_SET_ALL, false, "hardware", 'H', OptionParser::eNoArgument, NULL, 0, eArgTypeNone,
|
|
"Require the breakpoint to use hardware breakpoints."},
|
|
|
|
{ LLDB_OPT_SET_ALL, false, "queue-name", 'q', OptionParser::eRequiredArgument, NULL, 0, eArgTypeQueueName,
|
|
"The breakpoint stops only for threads in the queue whose name is given by this argument."},
|
|
|
|
{ LLDB_OPT_FILE, false, "file", 'f', OptionParser::eRequiredArgument, NULL, CommandCompletions::eSourceFileCompletion, eArgTypeFilename,
|
|
"Specifies the source file in which to set this breakpoint. "
|
|
"Note, by default lldb only looks for files that are #included if they use the standard include file extensions. "
|
|
"To set breakpoints on .c/.cpp/.m/.mm files that are #included, set target.inline-breakpoint-strategy"
|
|
" to \"always\"."},
|
|
|
|
{ LLDB_OPT_SET_1, true, "line", 'l', OptionParser::eRequiredArgument, NULL, 0, eArgTypeLineNum,
|
|
"Specifies the line number on which to set this breakpoint."},
|
|
|
|
// Comment out this option for the moment, as we don't actually use it, but will in the future.
|
|
// This way users won't see it, but the infrastructure is left in place.
|
|
// { 0, false, "column", 'C', OptionParser::eRequiredArgument, NULL, "<column>",
|
|
// "Set the breakpoint by source location at this particular column."},
|
|
|
|
{ LLDB_OPT_SET_2, true, "address", 'a', OptionParser::eRequiredArgument, NULL, 0, eArgTypeAddressOrExpression,
|
|
"Set the breakpoint by address, at the specified address."},
|
|
|
|
{ LLDB_OPT_SET_3, true, "name", 'n', OptionParser::eRequiredArgument, NULL, CommandCompletions::eSymbolCompletion, eArgTypeFunctionName,
|
|
"Set the breakpoint by function name. Can be repeated multiple times to make one breakpoint for multiple names" },
|
|
|
|
{ LLDB_OPT_SET_4, true, "fullname", 'F', OptionParser::eRequiredArgument, NULL, CommandCompletions::eSymbolCompletion, eArgTypeFullName,
|
|
"Set the breakpoint by fully qualified function names. For C++ this means namespaces and all arguments, and "
|
|
"for Objective C this means a full function prototype with class and selector. "
|
|
"Can be repeated multiple times to make one breakpoint for multiple names." },
|
|
|
|
{ LLDB_OPT_SET_5, true, "selector", 'S', OptionParser::eRequiredArgument, NULL, 0, eArgTypeSelector,
|
|
"Set the breakpoint by ObjC selector name. Can be repeated multiple times to make one breakpoint for multiple Selectors." },
|
|
|
|
{ LLDB_OPT_SET_6, true, "method", 'M', OptionParser::eRequiredArgument, NULL, 0, eArgTypeMethod,
|
|
"Set the breakpoint by C++ method names. Can be repeated multiple times to make one breakpoint for multiple methods." },
|
|
|
|
{ LLDB_OPT_SET_7, true, "func-regex", 'r', OptionParser::eRequiredArgument, NULL, 0, eArgTypeRegularExpression,
|
|
"Set the breakpoint by function name, evaluating a regular-expression to find the function name(s)." },
|
|
|
|
{ LLDB_OPT_SET_8, true, "basename", 'b', OptionParser::eRequiredArgument, NULL, CommandCompletions::eSymbolCompletion, eArgTypeFunctionName,
|
|
"Set the breakpoint by function basename (C++ namespaces and arguments will be ignored). "
|
|
"Can be repeated multiple times to make one breakpoint for multiple symbols." },
|
|
|
|
{ LLDB_OPT_SET_9, true, "source-pattern-regexp", 'p', OptionParser::eRequiredArgument, NULL, 0, eArgTypeRegularExpression,
|
|
"Set the breakpoint by specifying a regular expression which is matched against the source text in a source file or files "
|
|
"specified with the -f option. The -f option can be specified more than once. "
|
|
"If no source files are specified, uses the current \"default source file\"" },
|
|
|
|
{ LLDB_OPT_SET_10, true, "language-exception", 'E', OptionParser::eRequiredArgument, NULL, 0, eArgTypeLanguage,
|
|
"Set the breakpoint on exceptions thrown by the specified language (without options, on throw but not catch.)" },
|
|
|
|
{ LLDB_OPT_SET_10, false, "on-throw", 'w', OptionParser::eRequiredArgument, NULL, 0, eArgTypeBoolean,
|
|
"Set the breakpoint on exception throW." },
|
|
|
|
{ LLDB_OPT_SET_10, false, "on-catch", 'h', OptionParser::eRequiredArgument, NULL, 0, eArgTypeBoolean,
|
|
"Set the breakpoint on exception catcH." },
|
|
|
|
{ LLDB_OPT_SKIP_PROLOGUE, false, "skip-prologue", 'K', OptionParser::eRequiredArgument, NULL, 0, eArgTypeBoolean,
|
|
"sKip the prologue if the breakpoint is at the beginning of a function. If not set the target.skip-prologue setting is used." },
|
|
|
|
{ 0, false, NULL, 0, 0, NULL, 0, eArgTypeNone, NULL }
|
|
};
|
|
|
|
//-------------------------------------------------------------------------
|
|
// CommandObjectBreakpointModify
|
|
//-------------------------------------------------------------------------
|
|
#pragma mark Modify
|
|
|
|
class CommandObjectBreakpointModify : public CommandObjectParsed
|
|
{
|
|
public:
|
|
|
|
CommandObjectBreakpointModify (CommandInterpreter &interpreter) :
|
|
CommandObjectParsed (interpreter,
|
|
"breakpoint modify",
|
|
"Modify the options on a breakpoint or set of breakpoints in the executable. "
|
|
"If no breakpoint is specified, acts on the last created breakpoint. "
|
|
"With the exception of -e, -d and -i, passing an empty argument clears the modification.",
|
|
NULL),
|
|
m_options (interpreter)
|
|
{
|
|
CommandArgumentEntry arg;
|
|
CommandObject::AddIDsArgumentData(arg, eArgTypeBreakpointID, eArgTypeBreakpointIDRange);
|
|
// Add the entry for the first argument for this command to the object's arguments vector.
|
|
m_arguments.push_back (arg);
|
|
}
|
|
|
|
|
|
virtual
|
|
~CommandObjectBreakpointModify () {}
|
|
|
|
virtual Options *
|
|
GetOptions ()
|
|
{
|
|
return &m_options;
|
|
}
|
|
|
|
class CommandOptions : public Options
|
|
{
|
|
public:
|
|
|
|
CommandOptions (CommandInterpreter &interpreter) :
|
|
Options (interpreter),
|
|
m_ignore_count (0),
|
|
m_thread_id(LLDB_INVALID_THREAD_ID),
|
|
m_thread_id_passed(false),
|
|
m_thread_index (UINT32_MAX),
|
|
m_thread_index_passed(false),
|
|
m_thread_name(),
|
|
m_queue_name(),
|
|
m_condition (),
|
|
m_one_shot (false),
|
|
m_enable_passed (false),
|
|
m_enable_value (false),
|
|
m_name_passed (false),
|
|
m_queue_passed (false),
|
|
m_condition_passed (false),
|
|
m_one_shot_passed (false)
|
|
{
|
|
}
|
|
|
|
virtual
|
|
~CommandOptions () {}
|
|
|
|
virtual Error
|
|
SetOptionValue (uint32_t option_idx, const char *option_arg)
|
|
{
|
|
Error error;
|
|
const int short_option = m_getopt_table[option_idx].val;
|
|
|
|
switch (short_option)
|
|
{
|
|
case 'c':
|
|
if (option_arg != NULL)
|
|
m_condition.assign (option_arg);
|
|
else
|
|
m_condition.clear();
|
|
m_condition_passed = true;
|
|
break;
|
|
case 'd':
|
|
m_enable_passed = true;
|
|
m_enable_value = false;
|
|
break;
|
|
case 'e':
|
|
m_enable_passed = true;
|
|
m_enable_value = true;
|
|
break;
|
|
case 'i':
|
|
{
|
|
m_ignore_count = Args::StringToUInt32(option_arg, UINT32_MAX, 0);
|
|
if (m_ignore_count == UINT32_MAX)
|
|
error.SetErrorStringWithFormat ("invalid ignore count '%s'", option_arg);
|
|
}
|
|
break;
|
|
case 'o':
|
|
{
|
|
bool value, success;
|
|
value = Args::StringToBoolean(option_arg, false, &success);
|
|
if (success)
|
|
{
|
|
m_one_shot_passed = true;
|
|
m_one_shot = value;
|
|
}
|
|
else
|
|
error.SetErrorStringWithFormat("invalid boolean value '%s' passed for -o option", option_arg);
|
|
}
|
|
break;
|
|
case 't' :
|
|
{
|
|
if (option_arg[0] == '\0')
|
|
{
|
|
m_thread_id = LLDB_INVALID_THREAD_ID;
|
|
m_thread_id_passed = true;
|
|
}
|
|
else
|
|
{
|
|
m_thread_id = Args::StringToUInt64(option_arg, LLDB_INVALID_THREAD_ID, 0);
|
|
if (m_thread_id == LLDB_INVALID_THREAD_ID)
|
|
error.SetErrorStringWithFormat ("invalid thread id string '%s'", option_arg);
|
|
else
|
|
m_thread_id_passed = true;
|
|
}
|
|
}
|
|
break;
|
|
case 'T':
|
|
if (option_arg != NULL)
|
|
m_thread_name.assign (option_arg);
|
|
else
|
|
m_thread_name.clear();
|
|
m_name_passed = true;
|
|
break;
|
|
case 'q':
|
|
if (option_arg != NULL)
|
|
m_queue_name.assign (option_arg);
|
|
else
|
|
m_queue_name.clear();
|
|
m_queue_passed = true;
|
|
break;
|
|
case 'x':
|
|
{
|
|
if (option_arg[0] == '\n')
|
|
{
|
|
m_thread_index = UINT32_MAX;
|
|
m_thread_index_passed = true;
|
|
}
|
|
else
|
|
{
|
|
m_thread_index = Args::StringToUInt32 (option_arg, UINT32_MAX, 0);
|
|
if (m_thread_id == UINT32_MAX)
|
|
error.SetErrorStringWithFormat ("invalid thread index string '%s'", option_arg);
|
|
else
|
|
m_thread_index_passed = true;
|
|
}
|
|
}
|
|
break;
|
|
default:
|
|
error.SetErrorStringWithFormat ("unrecognized option '%c'", short_option);
|
|
break;
|
|
}
|
|
|
|
return error;
|
|
}
|
|
void
|
|
OptionParsingStarting ()
|
|
{
|
|
m_ignore_count = 0;
|
|
m_thread_id = LLDB_INVALID_THREAD_ID;
|
|
m_thread_id_passed = false;
|
|
m_thread_index = UINT32_MAX;
|
|
m_thread_index_passed = false;
|
|
m_thread_name.clear();
|
|
m_queue_name.clear();
|
|
m_condition.clear();
|
|
m_one_shot = false;
|
|
m_enable_passed = false;
|
|
m_queue_passed = false;
|
|
m_name_passed = false;
|
|
m_condition_passed = false;
|
|
m_one_shot_passed = false;
|
|
}
|
|
|
|
const OptionDefinition*
|
|
GetDefinitions ()
|
|
{
|
|
return g_option_table;
|
|
}
|
|
|
|
|
|
// Options table: Required for subclasses of Options.
|
|
|
|
static OptionDefinition g_option_table[];
|
|
|
|
// Instance variables to hold the values for command options.
|
|
|
|
uint32_t m_ignore_count;
|
|
lldb::tid_t m_thread_id;
|
|
bool m_thread_id_passed;
|
|
uint32_t m_thread_index;
|
|
bool m_thread_index_passed;
|
|
std::string m_thread_name;
|
|
std::string m_queue_name;
|
|
std::string m_condition;
|
|
bool m_one_shot;
|
|
bool m_enable_passed;
|
|
bool m_enable_value;
|
|
bool m_name_passed;
|
|
bool m_queue_passed;
|
|
bool m_condition_passed;
|
|
bool m_one_shot_passed;
|
|
|
|
};
|
|
|
|
protected:
|
|
virtual bool
|
|
DoExecute (Args& command, CommandReturnObject &result)
|
|
{
|
|
Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get();
|
|
if (target == NULL)
|
|
{
|
|
result.AppendError ("Invalid target. No existing target or breakpoints.");
|
|
result.SetStatus (eReturnStatusFailed);
|
|
return false;
|
|
}
|
|
|
|
Mutex::Locker locker;
|
|
target->GetBreakpointList().GetListMutex(locker);
|
|
|
|
BreakpointIDList valid_bp_ids;
|
|
|
|
CommandObjectMultiwordBreakpoint::VerifyBreakpointIDs (command, target, result, &valid_bp_ids);
|
|
|
|
if (result.Succeeded())
|
|
{
|
|
const size_t count = valid_bp_ids.GetSize();
|
|
for (size_t i = 0; i < count; ++i)
|
|
{
|
|
BreakpointID cur_bp_id = valid_bp_ids.GetBreakpointIDAtIndex (i);
|
|
|
|
if (cur_bp_id.GetBreakpointID() != LLDB_INVALID_BREAK_ID)
|
|
{
|
|
Breakpoint *bp = target->GetBreakpointByID (cur_bp_id.GetBreakpointID()).get();
|
|
if (cur_bp_id.GetLocationID() != LLDB_INVALID_BREAK_ID)
|
|
{
|
|
BreakpointLocation *location = bp->FindLocationByID (cur_bp_id.GetLocationID()).get();
|
|
if (location)
|
|
{
|
|
if (m_options.m_thread_id_passed)
|
|
location->SetThreadID (m_options.m_thread_id);
|
|
|
|
if (m_options.m_thread_index_passed)
|
|
location->SetThreadIndex(m_options.m_thread_index);
|
|
|
|
if (m_options.m_name_passed)
|
|
location->SetThreadName(m_options.m_thread_name.c_str());
|
|
|
|
if (m_options.m_queue_passed)
|
|
location->SetQueueName(m_options.m_queue_name.c_str());
|
|
|
|
if (m_options.m_ignore_count != 0)
|
|
location->SetIgnoreCount(m_options.m_ignore_count);
|
|
|
|
if (m_options.m_enable_passed)
|
|
location->SetEnabled (m_options.m_enable_value);
|
|
|
|
if (m_options.m_condition_passed)
|
|
location->SetCondition (m_options.m_condition.c_str());
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (m_options.m_thread_id_passed)
|
|
bp->SetThreadID (m_options.m_thread_id);
|
|
|
|
if (m_options.m_thread_index_passed)
|
|
bp->SetThreadIndex(m_options.m_thread_index);
|
|
|
|
if (m_options.m_name_passed)
|
|
bp->SetThreadName(m_options.m_thread_name.c_str());
|
|
|
|
if (m_options.m_queue_passed)
|
|
bp->SetQueueName(m_options.m_queue_name.c_str());
|
|
|
|
if (m_options.m_ignore_count != 0)
|
|
bp->SetIgnoreCount(m_options.m_ignore_count);
|
|
|
|
if (m_options.m_enable_passed)
|
|
bp->SetEnabled (m_options.m_enable_value);
|
|
|
|
if (m_options.m_condition_passed)
|
|
bp->SetCondition (m_options.m_condition.c_str());
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return result.Succeeded();
|
|
}
|
|
|
|
private:
|
|
CommandOptions m_options;
|
|
};
|
|
|
|
#pragma mark Modify::CommandOptions
|
|
OptionDefinition
|
|
CommandObjectBreakpointModify::CommandOptions::g_option_table[] =
|
|
{
|
|
{ LLDB_OPT_SET_ALL, false, "ignore-count", 'i', OptionParser::eRequiredArgument, NULL, 0, eArgTypeCount, "Set the number of times this breakpoint is skipped before stopping." },
|
|
{ LLDB_OPT_SET_ALL, false, "one-shot", 'o', OptionParser::eRequiredArgument, NULL, 0, eArgTypeBoolean, "The breakpoint is deleted the first time it stop causes a stop." },
|
|
{ LLDB_OPT_SET_ALL, false, "thread-index", 'x', OptionParser::eRequiredArgument, NULL, 0, eArgTypeThreadIndex, "The breakpoint stops only for the thread whose index matches this argument."},
|
|
{ LLDB_OPT_SET_ALL, false, "thread-id", 't', OptionParser::eRequiredArgument, NULL, 0, eArgTypeThreadID, "The breakpoint stops only for the thread whose TID matches this argument."},
|
|
{ LLDB_OPT_SET_ALL, false, "thread-name", 'T', OptionParser::eRequiredArgument, NULL, 0, eArgTypeThreadName, "The breakpoint stops only for the thread whose thread name matches this argument."},
|
|
{ LLDB_OPT_SET_ALL, false, "queue-name", 'q', OptionParser::eRequiredArgument, NULL, 0, eArgTypeQueueName, "The breakpoint stops only for threads in the queue whose name is given by this argument."},
|
|
{ LLDB_OPT_SET_ALL, false, "condition", 'c', OptionParser::eRequiredArgument, NULL, 0, eArgTypeExpression, "The breakpoint stops only if this condition expression evaluates to true."},
|
|
{ LLDB_OPT_SET_1, false, "enable", 'e', OptionParser::eNoArgument, NULL, 0, eArgTypeNone, "Enable the breakpoint."},
|
|
{ LLDB_OPT_SET_2, false, "disable", 'd', OptionParser::eNoArgument, NULL, 0, eArgTypeNone, "Disable the breakpoint."},
|
|
{ 0, false, NULL, 0 , 0, NULL, 0, eArgTypeNone, NULL }
|
|
};
|
|
|
|
//-------------------------------------------------------------------------
|
|
// CommandObjectBreakpointEnable
|
|
//-------------------------------------------------------------------------
|
|
#pragma mark Enable
|
|
|
|
class CommandObjectBreakpointEnable : public CommandObjectParsed
|
|
{
|
|
public:
|
|
CommandObjectBreakpointEnable (CommandInterpreter &interpreter) :
|
|
CommandObjectParsed (interpreter,
|
|
"enable",
|
|
"Enable the specified disabled breakpoint(s). If no breakpoints are specified, enable all of them.",
|
|
NULL)
|
|
{
|
|
CommandArgumentEntry arg;
|
|
CommandObject::AddIDsArgumentData(arg, eArgTypeBreakpointID, eArgTypeBreakpointIDRange);
|
|
// Add the entry for the first argument for this command to the object's arguments vector.
|
|
m_arguments.push_back (arg);
|
|
}
|
|
|
|
|
|
virtual
|
|
~CommandObjectBreakpointEnable () {}
|
|
|
|
protected:
|
|
virtual bool
|
|
DoExecute (Args& command, CommandReturnObject &result)
|
|
{
|
|
Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get();
|
|
if (target == NULL)
|
|
{
|
|
result.AppendError ("Invalid target. No existing target or breakpoints.");
|
|
result.SetStatus (eReturnStatusFailed);
|
|
return false;
|
|
}
|
|
|
|
Mutex::Locker locker;
|
|
target->GetBreakpointList().GetListMutex(locker);
|
|
|
|
const BreakpointList &breakpoints = target->GetBreakpointList();
|
|
|
|
size_t num_breakpoints = breakpoints.GetSize();
|
|
|
|
if (num_breakpoints == 0)
|
|
{
|
|
result.AppendError ("No breakpoints exist to be enabled.");
|
|
result.SetStatus (eReturnStatusFailed);
|
|
return false;
|
|
}
|
|
|
|
if (command.GetArgumentCount() == 0)
|
|
{
|
|
// No breakpoint selected; enable all currently set breakpoints.
|
|
target->EnableAllBreakpoints ();
|
|
result.AppendMessageWithFormat ("All breakpoints enabled. (%" PRIu64 " breakpoints)\n", (uint64_t)num_breakpoints);
|
|
result.SetStatus (eReturnStatusSuccessFinishNoResult);
|
|
}
|
|
else
|
|
{
|
|
// Particular breakpoint selected; enable that breakpoint.
|
|
BreakpointIDList valid_bp_ids;
|
|
CommandObjectMultiwordBreakpoint::VerifyBreakpointIDs (command, target, result, &valid_bp_ids);
|
|
|
|
if (result.Succeeded())
|
|
{
|
|
int enable_count = 0;
|
|
int loc_count = 0;
|
|
const size_t count = valid_bp_ids.GetSize();
|
|
for (size_t i = 0; i < count; ++i)
|
|
{
|
|
BreakpointID cur_bp_id = valid_bp_ids.GetBreakpointIDAtIndex (i);
|
|
|
|
if (cur_bp_id.GetBreakpointID() != LLDB_INVALID_BREAK_ID)
|
|
{
|
|
Breakpoint *breakpoint = target->GetBreakpointByID (cur_bp_id.GetBreakpointID()).get();
|
|
if (cur_bp_id.GetLocationID() != LLDB_INVALID_BREAK_ID)
|
|
{
|
|
BreakpointLocation *location = breakpoint->FindLocationByID (cur_bp_id.GetLocationID()).get();
|
|
if (location)
|
|
{
|
|
location->SetEnabled (true);
|
|
++loc_count;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
breakpoint->SetEnabled (true);
|
|
++enable_count;
|
|
}
|
|
}
|
|
}
|
|
result.AppendMessageWithFormat ("%d breakpoints enabled.\n", enable_count + loc_count);
|
|
result.SetStatus (eReturnStatusSuccessFinishNoResult);
|
|
}
|
|
}
|
|
|
|
return result.Succeeded();
|
|
}
|
|
};
|
|
|
|
//-------------------------------------------------------------------------
|
|
// CommandObjectBreakpointDisable
|
|
//-------------------------------------------------------------------------
|
|
#pragma mark Disable
|
|
|
|
class CommandObjectBreakpointDisable : public CommandObjectParsed
|
|
{
|
|
public:
|
|
CommandObjectBreakpointDisable (CommandInterpreter &interpreter) :
|
|
CommandObjectParsed (interpreter,
|
|
"breakpoint disable",
|
|
"Disable the specified breakpoint(s) without removing it/them. If no breakpoints are specified, disable them all.",
|
|
NULL)
|
|
{
|
|
SetHelpLong(
|
|
"Disable the specified breakpoint(s) without removing it/them. \n\
|
|
If no breakpoints are specified, disable them all.\n\
|
|
\n\
|
|
Note: disabling a breakpoint will cause none of its locations to be hit\n\
|
|
regardless of whether they are enabled or disabled. So the sequence: \n\
|
|
\n\
|
|
(lldb) break disable 1\n\
|
|
(lldb) break enable 1.1\n\
|
|
\n\
|
|
will NOT cause location 1.1 to get hit. To achieve that, do:\n\
|
|
\n\
|
|
(lldb) break disable 1.*\n\
|
|
(lldb) break enable 1.1\n\
|
|
\n\
|
|
The first command disables all the locations of breakpoint 1, \n\
|
|
the second re-enables the first location."
|
|
);
|
|
|
|
CommandArgumentEntry arg;
|
|
CommandObject::AddIDsArgumentData(arg, eArgTypeBreakpointID, eArgTypeBreakpointIDRange);
|
|
// Add the entry for the first argument for this command to the object's arguments vector.
|
|
m_arguments.push_back (arg);
|
|
|
|
}
|
|
|
|
|
|
virtual
|
|
~CommandObjectBreakpointDisable () {}
|
|
|
|
protected:
|
|
virtual bool
|
|
DoExecute (Args& command, CommandReturnObject &result)
|
|
{
|
|
Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get();
|
|
if (target == NULL)
|
|
{
|
|
result.AppendError ("Invalid target. No existing target or breakpoints.");
|
|
result.SetStatus (eReturnStatusFailed);
|
|
return false;
|
|
}
|
|
|
|
Mutex::Locker locker;
|
|
target->GetBreakpointList().GetListMutex(locker);
|
|
|
|
const BreakpointList &breakpoints = target->GetBreakpointList();
|
|
size_t num_breakpoints = breakpoints.GetSize();
|
|
|
|
if (num_breakpoints == 0)
|
|
{
|
|
result.AppendError ("No breakpoints exist to be disabled.");
|
|
result.SetStatus (eReturnStatusFailed);
|
|
return false;
|
|
}
|
|
|
|
if (command.GetArgumentCount() == 0)
|
|
{
|
|
// No breakpoint selected; disable all currently set breakpoints.
|
|
target->DisableAllBreakpoints ();
|
|
result.AppendMessageWithFormat ("All breakpoints disabled. (%" PRIu64 " breakpoints)\n", (uint64_t)num_breakpoints);
|
|
result.SetStatus (eReturnStatusSuccessFinishNoResult);
|
|
}
|
|
else
|
|
{
|
|
// Particular breakpoint selected; disable that breakpoint.
|
|
BreakpointIDList valid_bp_ids;
|
|
|
|
CommandObjectMultiwordBreakpoint::VerifyBreakpointIDs (command, target, result, &valid_bp_ids);
|
|
|
|
if (result.Succeeded())
|
|
{
|
|
int disable_count = 0;
|
|
int loc_count = 0;
|
|
const size_t count = valid_bp_ids.GetSize();
|
|
for (size_t i = 0; i < count; ++i)
|
|
{
|
|
BreakpointID cur_bp_id = valid_bp_ids.GetBreakpointIDAtIndex (i);
|
|
|
|
if (cur_bp_id.GetBreakpointID() != LLDB_INVALID_BREAK_ID)
|
|
{
|
|
Breakpoint *breakpoint = target->GetBreakpointByID (cur_bp_id.GetBreakpointID()).get();
|
|
if (cur_bp_id.GetLocationID() != LLDB_INVALID_BREAK_ID)
|
|
{
|
|
BreakpointLocation *location = breakpoint->FindLocationByID (cur_bp_id.GetLocationID()).get();
|
|
if (location)
|
|
{
|
|
location->SetEnabled (false);
|
|
++loc_count;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
breakpoint->SetEnabled (false);
|
|
++disable_count;
|
|
}
|
|
}
|
|
}
|
|
result.AppendMessageWithFormat ("%d breakpoints disabled.\n", disable_count + loc_count);
|
|
result.SetStatus (eReturnStatusSuccessFinishNoResult);
|
|
}
|
|
}
|
|
|
|
return result.Succeeded();
|
|
}
|
|
|
|
};
|
|
|
|
//-------------------------------------------------------------------------
|
|
// CommandObjectBreakpointList
|
|
//-------------------------------------------------------------------------
|
|
#pragma mark List
|
|
|
|
class CommandObjectBreakpointList : public CommandObjectParsed
|
|
{
|
|
public:
|
|
CommandObjectBreakpointList (CommandInterpreter &interpreter) :
|
|
CommandObjectParsed (interpreter,
|
|
"breakpoint list",
|
|
"List some or all breakpoints at configurable levels of detail.",
|
|
NULL),
|
|
m_options (interpreter)
|
|
{
|
|
CommandArgumentEntry arg;
|
|
CommandArgumentData bp_id_arg;
|
|
|
|
// Define the first (and only) variant of this arg.
|
|
bp_id_arg.arg_type = eArgTypeBreakpointID;
|
|
bp_id_arg.arg_repetition = eArgRepeatOptional;
|
|
|
|
// There is only one variant this argument could be; put it into the argument entry.
|
|
arg.push_back (bp_id_arg);
|
|
|
|
// Push the data for the first argument into the m_arguments vector.
|
|
m_arguments.push_back (arg);
|
|
}
|
|
|
|
|
|
virtual
|
|
~CommandObjectBreakpointList () {}
|
|
|
|
virtual Options *
|
|
GetOptions ()
|
|
{
|
|
return &m_options;
|
|
}
|
|
|
|
class CommandOptions : public Options
|
|
{
|
|
public:
|
|
|
|
CommandOptions (CommandInterpreter &interpreter) :
|
|
Options (interpreter),
|
|
m_level (lldb::eDescriptionLevelBrief) // Breakpoint List defaults to brief descriptions
|
|
{
|
|
}
|
|
|
|
virtual
|
|
~CommandOptions () {}
|
|
|
|
virtual Error
|
|
SetOptionValue (uint32_t option_idx, const char *option_arg)
|
|
{
|
|
Error error;
|
|
const int short_option = m_getopt_table[option_idx].val;
|
|
|
|
switch (short_option)
|
|
{
|
|
case 'b':
|
|
m_level = lldb::eDescriptionLevelBrief;
|
|
break;
|
|
case 'f':
|
|
m_level = lldb::eDescriptionLevelFull;
|
|
break;
|
|
case 'v':
|
|
m_level = lldb::eDescriptionLevelVerbose;
|
|
break;
|
|
case 'i':
|
|
m_internal = true;
|
|
break;
|
|
default:
|
|
error.SetErrorStringWithFormat ("unrecognized option '%c'", short_option);
|
|
break;
|
|
}
|
|
|
|
return error;
|
|
}
|
|
|
|
void
|
|
OptionParsingStarting ()
|
|
{
|
|
m_level = lldb::eDescriptionLevelFull;
|
|
m_internal = false;
|
|
}
|
|
|
|
const OptionDefinition *
|
|
GetDefinitions ()
|
|
{
|
|
return g_option_table;
|
|
}
|
|
|
|
// Options table: Required for subclasses of Options.
|
|
|
|
static OptionDefinition g_option_table[];
|
|
|
|
// Instance variables to hold the values for command options.
|
|
|
|
lldb::DescriptionLevel m_level;
|
|
|
|
bool m_internal;
|
|
};
|
|
|
|
protected:
|
|
virtual bool
|
|
DoExecute (Args& command, CommandReturnObject &result)
|
|
{
|
|
Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get();
|
|
if (target == NULL)
|
|
{
|
|
result.AppendError ("Invalid target. No current target or breakpoints.");
|
|
result.SetStatus (eReturnStatusSuccessFinishNoResult);
|
|
return true;
|
|
}
|
|
|
|
const BreakpointList &breakpoints = target->GetBreakpointList(m_options.m_internal);
|
|
Mutex::Locker locker;
|
|
target->GetBreakpointList(m_options.m_internal).GetListMutex(locker);
|
|
|
|
size_t num_breakpoints = breakpoints.GetSize();
|
|
|
|
if (num_breakpoints == 0)
|
|
{
|
|
result.AppendMessage ("No breakpoints currently set.");
|
|
result.SetStatus (eReturnStatusSuccessFinishNoResult);
|
|
return true;
|
|
}
|
|
|
|
Stream &output_stream = result.GetOutputStream();
|
|
|
|
if (command.GetArgumentCount() == 0)
|
|
{
|
|
// No breakpoint selected; show info about all currently set breakpoints.
|
|
result.AppendMessage ("Current breakpoints:");
|
|
for (size_t i = 0; i < num_breakpoints; ++i)
|
|
{
|
|
Breakpoint *breakpoint = breakpoints.GetBreakpointAtIndex (i).get();
|
|
AddBreakpointDescription (&output_stream, breakpoint, m_options.m_level);
|
|
}
|
|
result.SetStatus (eReturnStatusSuccessFinishNoResult);
|
|
}
|
|
else
|
|
{
|
|
// Particular breakpoints selected; show info about that breakpoint.
|
|
BreakpointIDList valid_bp_ids;
|
|
CommandObjectMultiwordBreakpoint::VerifyBreakpointIDs (command, target, result, &valid_bp_ids);
|
|
|
|
if (result.Succeeded())
|
|
{
|
|
for (size_t i = 0; i < valid_bp_ids.GetSize(); ++i)
|
|
{
|
|
BreakpointID cur_bp_id = valid_bp_ids.GetBreakpointIDAtIndex (i);
|
|
Breakpoint *breakpoint = target->GetBreakpointByID (cur_bp_id.GetBreakpointID()).get();
|
|
AddBreakpointDescription (&output_stream, breakpoint, m_options.m_level);
|
|
}
|
|
result.SetStatus (eReturnStatusSuccessFinishNoResult);
|
|
}
|
|
else
|
|
{
|
|
result.AppendError ("Invalid breakpoint id.");
|
|
result.SetStatus (eReturnStatusFailed);
|
|
}
|
|
}
|
|
|
|
return result.Succeeded();
|
|
}
|
|
|
|
private:
|
|
CommandOptions m_options;
|
|
};
|
|
|
|
#pragma mark List::CommandOptions
|
|
OptionDefinition
|
|
CommandObjectBreakpointList::CommandOptions::g_option_table[] =
|
|
{
|
|
{ LLDB_OPT_SET_ALL, false, "internal", 'i', OptionParser::eNoArgument, NULL, 0, eArgTypeNone,
|
|
"Show debugger internal breakpoints" },
|
|
|
|
{ LLDB_OPT_SET_1, false, "brief", 'b', OptionParser::eNoArgument, NULL, 0, eArgTypeNone,
|
|
"Give a brief description of the breakpoint (no location info)."},
|
|
|
|
// FIXME: We need to add an "internal" command, and then add this sort of thing to it.
|
|
// But I need to see it for now, and don't want to wait.
|
|
{ LLDB_OPT_SET_2, false, "full", 'f', OptionParser::eNoArgument, NULL, 0, eArgTypeNone,
|
|
"Give a full description of the breakpoint and its locations."},
|
|
|
|
{ LLDB_OPT_SET_3, false, "verbose", 'v', OptionParser::eNoArgument, NULL, 0, eArgTypeNone,
|
|
"Explain everything we know about the breakpoint (for debugging debugger bugs)." },
|
|
|
|
{ 0, false, NULL, 0, 0, NULL, 0, eArgTypeNone, NULL }
|
|
};
|
|
|
|
//-------------------------------------------------------------------------
|
|
// CommandObjectBreakpointClear
|
|
//-------------------------------------------------------------------------
|
|
#pragma mark Clear
|
|
|
|
class CommandObjectBreakpointClear : public CommandObjectParsed
|
|
{
|
|
public:
|
|
|
|
typedef enum BreakpointClearType
|
|
{
|
|
eClearTypeInvalid,
|
|
eClearTypeFileAndLine
|
|
} BreakpointClearType;
|
|
|
|
CommandObjectBreakpointClear (CommandInterpreter &interpreter) :
|
|
CommandObjectParsed (interpreter,
|
|
"breakpoint clear",
|
|
"Clears a breakpoint or set of breakpoints in the executable.",
|
|
"breakpoint clear <cmd-options>"),
|
|
m_options (interpreter)
|
|
{
|
|
}
|
|
|
|
virtual
|
|
~CommandObjectBreakpointClear () {}
|
|
|
|
virtual Options *
|
|
GetOptions ()
|
|
{
|
|
return &m_options;
|
|
}
|
|
|
|
class CommandOptions : public Options
|
|
{
|
|
public:
|
|
|
|
CommandOptions (CommandInterpreter &interpreter) :
|
|
Options (interpreter),
|
|
m_filename (),
|
|
m_line_num (0)
|
|
{
|
|
}
|
|
|
|
virtual
|
|
~CommandOptions () {}
|
|
|
|
virtual Error
|
|
SetOptionValue (uint32_t option_idx, const char *option_arg)
|
|
{
|
|
Error error;
|
|
const int short_option = m_getopt_table[option_idx].val;
|
|
|
|
switch (short_option)
|
|
{
|
|
case 'f':
|
|
m_filename.assign (option_arg);
|
|
break;
|
|
|
|
case 'l':
|
|
m_line_num = Args::StringToUInt32 (option_arg, 0);
|
|
break;
|
|
|
|
default:
|
|
error.SetErrorStringWithFormat ("unrecognized option '%c'", short_option);
|
|
break;
|
|
}
|
|
|
|
return error;
|
|
}
|
|
|
|
void
|
|
OptionParsingStarting ()
|
|
{
|
|
m_filename.clear();
|
|
m_line_num = 0;
|
|
}
|
|
|
|
const OptionDefinition*
|
|
GetDefinitions ()
|
|
{
|
|
return g_option_table;
|
|
}
|
|
|
|
// Options table: Required for subclasses of Options.
|
|
|
|
static OptionDefinition g_option_table[];
|
|
|
|
// Instance variables to hold the values for command options.
|
|
|
|
std::string m_filename;
|
|
uint32_t m_line_num;
|
|
|
|
};
|
|
|
|
protected:
|
|
virtual bool
|
|
DoExecute (Args& command, CommandReturnObject &result)
|
|
{
|
|
Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get();
|
|
if (target == NULL)
|
|
{
|
|
result.AppendError ("Invalid target. No existing target or breakpoints.");
|
|
result.SetStatus (eReturnStatusFailed);
|
|
return false;
|
|
}
|
|
|
|
// The following are the various types of breakpoints that could be cleared:
|
|
// 1). -f -l (clearing breakpoint by source location)
|
|
|
|
BreakpointClearType break_type = eClearTypeInvalid;
|
|
|
|
if (m_options.m_line_num != 0)
|
|
break_type = eClearTypeFileAndLine;
|
|
|
|
Mutex::Locker locker;
|
|
target->GetBreakpointList().GetListMutex(locker);
|
|
|
|
BreakpointList &breakpoints = target->GetBreakpointList();
|
|
size_t num_breakpoints = breakpoints.GetSize();
|
|
|
|
// Early return if there's no breakpoint at all.
|
|
if (num_breakpoints == 0)
|
|
{
|
|
result.AppendError ("Breakpoint clear: No breakpoint cleared.");
|
|
result.SetStatus (eReturnStatusFailed);
|
|
return result.Succeeded();
|
|
}
|
|
|
|
// Find matching breakpoints and delete them.
|
|
|
|
// First create a copy of all the IDs.
|
|
std::vector<break_id_t> BreakIDs;
|
|
for (size_t i = 0; i < num_breakpoints; ++i)
|
|
BreakIDs.push_back(breakpoints.GetBreakpointAtIndex(i).get()->GetID());
|
|
|
|
int num_cleared = 0;
|
|
StreamString ss;
|
|
switch (break_type)
|
|
{
|
|
case eClearTypeFileAndLine: // Breakpoint by source position
|
|
{
|
|
const ConstString filename(m_options.m_filename.c_str());
|
|
BreakpointLocationCollection loc_coll;
|
|
|
|
for (size_t i = 0; i < num_breakpoints; ++i)
|
|
{
|
|
Breakpoint *bp = breakpoints.FindBreakpointByID(BreakIDs[i]).get();
|
|
|
|
if (bp->GetMatchingFileLine(filename, m_options.m_line_num, loc_coll))
|
|
{
|
|
// If the collection size is 0, it's a full match and we can just remove the breakpoint.
|
|
if (loc_coll.GetSize() == 0)
|
|
{
|
|
bp->GetDescription(&ss, lldb::eDescriptionLevelBrief);
|
|
ss.EOL();
|
|
target->RemoveBreakpointByID (bp->GetID());
|
|
++num_cleared;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (num_cleared > 0)
|
|
{
|
|
Stream &output_stream = result.GetOutputStream();
|
|
output_stream.Printf ("%d breakpoints cleared:\n", num_cleared);
|
|
output_stream << ss.GetData();
|
|
output_stream.EOL();
|
|
result.SetStatus (eReturnStatusSuccessFinishNoResult);
|
|
}
|
|
else
|
|
{
|
|
result.AppendError ("Breakpoint clear: No breakpoint cleared.");
|
|
result.SetStatus (eReturnStatusFailed);
|
|
}
|
|
|
|
return result.Succeeded();
|
|
}
|
|
|
|
private:
|
|
CommandOptions m_options;
|
|
};
|
|
|
|
#pragma mark Clear::CommandOptions
|
|
|
|
OptionDefinition
|
|
CommandObjectBreakpointClear::CommandOptions::g_option_table[] =
|
|
{
|
|
{ LLDB_OPT_SET_1, false, "file", 'f', OptionParser::eRequiredArgument, NULL, CommandCompletions::eSourceFileCompletion, eArgTypeFilename,
|
|
"Specify the breakpoint by source location in this particular file."},
|
|
|
|
{ LLDB_OPT_SET_1, true, "line", 'l', OptionParser::eRequiredArgument, NULL, 0, eArgTypeLineNum,
|
|
"Specify the breakpoint by source location at this particular line."},
|
|
|
|
{ 0, false, NULL, 0, 0, NULL, 0, eArgTypeNone, NULL }
|
|
};
|
|
|
|
//-------------------------------------------------------------------------
|
|
// CommandObjectBreakpointDelete
|
|
//-------------------------------------------------------------------------
|
|
#pragma mark Delete
|
|
|
|
class CommandObjectBreakpointDelete : public CommandObjectParsed
|
|
{
|
|
public:
|
|
CommandObjectBreakpointDelete (CommandInterpreter &interpreter) :
|
|
CommandObjectParsed (interpreter,
|
|
"breakpoint delete",
|
|
"Delete the specified breakpoint(s). If no breakpoints are specified, delete them all.",
|
|
NULL)
|
|
{
|
|
CommandArgumentEntry arg;
|
|
CommandObject::AddIDsArgumentData(arg, eArgTypeBreakpointID, eArgTypeBreakpointIDRange);
|
|
// Add the entry for the first argument for this command to the object's arguments vector.
|
|
m_arguments.push_back (arg);
|
|
}
|
|
|
|
virtual
|
|
~CommandObjectBreakpointDelete () {}
|
|
|
|
protected:
|
|
virtual bool
|
|
DoExecute (Args& command, CommandReturnObject &result)
|
|
{
|
|
Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get();
|
|
if (target == NULL)
|
|
{
|
|
result.AppendError ("Invalid target. No existing target or breakpoints.");
|
|
result.SetStatus (eReturnStatusFailed);
|
|
return false;
|
|
}
|
|
|
|
Mutex::Locker locker;
|
|
target->GetBreakpointList().GetListMutex(locker);
|
|
|
|
const BreakpointList &breakpoints = target->GetBreakpointList();
|
|
|
|
size_t num_breakpoints = breakpoints.GetSize();
|
|
|
|
if (num_breakpoints == 0)
|
|
{
|
|
result.AppendError ("No breakpoints exist to be deleted.");
|
|
result.SetStatus (eReturnStatusFailed);
|
|
return false;
|
|
}
|
|
|
|
if (command.GetArgumentCount() == 0)
|
|
{
|
|
if (!m_interpreter.Confirm ("About to delete all breakpoints, do you want to do that?", true))
|
|
{
|
|
result.AppendMessage("Operation cancelled...");
|
|
}
|
|
else
|
|
{
|
|
target->RemoveAllBreakpoints ();
|
|
result.AppendMessageWithFormat ("All breakpoints removed. (%" PRIu64 " breakpoint%s)\n", (uint64_t)num_breakpoints, num_breakpoints > 1 ? "s" : "");
|
|
}
|
|
result.SetStatus (eReturnStatusSuccessFinishNoResult);
|
|
}
|
|
else
|
|
{
|
|
// Particular breakpoint selected; disable that breakpoint.
|
|
BreakpointIDList valid_bp_ids;
|
|
CommandObjectMultiwordBreakpoint::VerifyBreakpointIDs (command, target, result, &valid_bp_ids);
|
|
|
|
if (result.Succeeded())
|
|
{
|
|
int delete_count = 0;
|
|
int disable_count = 0;
|
|
const size_t count = valid_bp_ids.GetSize();
|
|
for (size_t i = 0; i < count; ++i)
|
|
{
|
|
BreakpointID cur_bp_id = valid_bp_ids.GetBreakpointIDAtIndex (i);
|
|
|
|
if (cur_bp_id.GetBreakpointID() != LLDB_INVALID_BREAK_ID)
|
|
{
|
|
if (cur_bp_id.GetLocationID() != LLDB_INVALID_BREAK_ID)
|
|
{
|
|
Breakpoint *breakpoint = target->GetBreakpointByID (cur_bp_id.GetBreakpointID()).get();
|
|
BreakpointLocation *location = breakpoint->FindLocationByID (cur_bp_id.GetLocationID()).get();
|
|
// It makes no sense to try to delete individual locations, so we disable them instead.
|
|
if (location)
|
|
{
|
|
location->SetEnabled (false);
|
|
++disable_count;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
target->RemoveBreakpointByID (cur_bp_id.GetBreakpointID());
|
|
++delete_count;
|
|
}
|
|
}
|
|
}
|
|
result.AppendMessageWithFormat ("%d breakpoints deleted; %d breakpoint locations disabled.\n",
|
|
delete_count, disable_count);
|
|
result.SetStatus (eReturnStatusSuccessFinishNoResult);
|
|
}
|
|
}
|
|
return result.Succeeded();
|
|
}
|
|
};
|
|
|
|
//-------------------------------------------------------------------------
|
|
// CommandObjectMultiwordBreakpoint
|
|
//-------------------------------------------------------------------------
|
|
#pragma mark MultiwordBreakpoint
|
|
|
|
CommandObjectMultiwordBreakpoint::CommandObjectMultiwordBreakpoint (CommandInterpreter &interpreter) :
|
|
CommandObjectMultiword (interpreter,
|
|
"breakpoint",
|
|
"A set of commands for operating on breakpoints. Also see _regexp-break.",
|
|
"breakpoint <command> [<command-options>]")
|
|
{
|
|
CommandObjectSP list_command_object (new CommandObjectBreakpointList (interpreter));
|
|
CommandObjectSP enable_command_object (new CommandObjectBreakpointEnable (interpreter));
|
|
CommandObjectSP disable_command_object (new CommandObjectBreakpointDisable (interpreter));
|
|
CommandObjectSP clear_command_object (new CommandObjectBreakpointClear (interpreter));
|
|
CommandObjectSP delete_command_object (new CommandObjectBreakpointDelete (interpreter));
|
|
CommandObjectSP set_command_object (new CommandObjectBreakpointSet (interpreter));
|
|
CommandObjectSP command_command_object (new CommandObjectBreakpointCommand (interpreter));
|
|
CommandObjectSP modify_command_object (new CommandObjectBreakpointModify(interpreter));
|
|
|
|
list_command_object->SetCommandName ("breakpoint list");
|
|
enable_command_object->SetCommandName("breakpoint enable");
|
|
disable_command_object->SetCommandName("breakpoint disable");
|
|
clear_command_object->SetCommandName("breakpoint clear");
|
|
delete_command_object->SetCommandName("breakpoint delete");
|
|
set_command_object->SetCommandName("breakpoint set");
|
|
command_command_object->SetCommandName ("breakpoint command");
|
|
modify_command_object->SetCommandName ("breakpoint modify");
|
|
|
|
LoadSubCommand ("list", list_command_object);
|
|
LoadSubCommand ("enable", enable_command_object);
|
|
LoadSubCommand ("disable", disable_command_object);
|
|
LoadSubCommand ("clear", clear_command_object);
|
|
LoadSubCommand ("delete", delete_command_object);
|
|
LoadSubCommand ("set", set_command_object);
|
|
LoadSubCommand ("command", command_command_object);
|
|
LoadSubCommand ("modify", modify_command_object);
|
|
}
|
|
|
|
CommandObjectMultiwordBreakpoint::~CommandObjectMultiwordBreakpoint ()
|
|
{
|
|
}
|
|
|
|
void
|
|
CommandObjectMultiwordBreakpoint::VerifyBreakpointIDs (Args &args, Target *target, CommandReturnObject &result,
|
|
BreakpointIDList *valid_ids)
|
|
{
|
|
// args can be strings representing 1). integers (for breakpoint ids)
|
|
// 2). the full breakpoint & location canonical representation
|
|
// 3). the word "to" or a hyphen, representing a range (in which case there
|
|
// had *better* be an entry both before & after of one of the first two types.
|
|
// If args is empty, we will use the last created breakpoint (if there is one.)
|
|
|
|
Args temp_args;
|
|
|
|
if (args.GetArgumentCount() == 0)
|
|
{
|
|
if (target->GetLastCreatedBreakpoint())
|
|
{
|
|
valid_ids->AddBreakpointID (BreakpointID(target->GetLastCreatedBreakpoint()->GetID(), LLDB_INVALID_BREAK_ID));
|
|
result.SetStatus (eReturnStatusSuccessFinishNoResult);
|
|
}
|
|
else
|
|
{
|
|
result.AppendError("No breakpoint specified and no last created breakpoint.");
|
|
result.SetStatus (eReturnStatusFailed);
|
|
}
|
|
return;
|
|
}
|
|
|
|
// Create a new Args variable to use; copy any non-breakpoint-id-ranges stuff directly from the old ARGS to
|
|
// the new TEMP_ARGS. Do not copy breakpoint id range strings over; instead generate a list of strings for
|
|
// all the breakpoint ids in the range, and shove all of those breakpoint id strings into TEMP_ARGS.
|
|
|
|
BreakpointIDList::FindAndReplaceIDRanges (args, target, result, temp_args);
|
|
|
|
// NOW, convert the list of breakpoint id strings in TEMP_ARGS into an actual BreakpointIDList:
|
|
|
|
valid_ids->InsertStringArray (temp_args.GetConstArgumentVector(), temp_args.GetArgumentCount(), result);
|
|
|
|
// At this point, all of the breakpoint ids that the user passed in have been converted to breakpoint IDs
|
|
// and put into valid_ids.
|
|
|
|
if (result.Succeeded())
|
|
{
|
|
// Now that we've converted everything from args into a list of breakpoint ids, go through our tentative list
|
|
// of breakpoint id's and verify that they correspond to valid/currently set breakpoints.
|
|
|
|
const size_t count = valid_ids->GetSize();
|
|
for (size_t i = 0; i < count; ++i)
|
|
{
|
|
BreakpointID cur_bp_id = valid_ids->GetBreakpointIDAtIndex (i);
|
|
Breakpoint *breakpoint = target->GetBreakpointByID (cur_bp_id.GetBreakpointID()).get();
|
|
if (breakpoint != NULL)
|
|
{
|
|
const size_t num_locations = breakpoint->GetNumLocations();
|
|
if (static_cast<size_t>(cur_bp_id.GetLocationID()) > num_locations)
|
|
{
|
|
StreamString id_str;
|
|
BreakpointID::GetCanonicalReference (&id_str,
|
|
cur_bp_id.GetBreakpointID(),
|
|
cur_bp_id.GetLocationID());
|
|
i = valid_ids->GetSize() + 1;
|
|
result.AppendErrorWithFormat ("'%s' is not a currently valid breakpoint/location id.\n",
|
|
id_str.GetData());
|
|
result.SetStatus (eReturnStatusFailed);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
i = valid_ids->GetSize() + 1;
|
|
result.AppendErrorWithFormat ("'%d' is not a currently valid breakpoint id.\n", cur_bp_id.GetBreakpointID());
|
|
result.SetStatus (eReturnStatusFailed);
|
|
}
|
|
}
|
|
}
|
|
}
|