170 lines
5.7 KiB
C++
170 lines
5.7 KiB
C++
//===-- CommandObjectFrame.cpp ----------------------------------*- C++ -*-===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "CommandObjectFrame.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/Timer.h"
|
|
#include "lldb/Core/Debugger.h"
|
|
#include "lldb/Interpreter/CommandInterpreter.h"
|
|
#include "lldb/Interpreter/CommandReturnObject.h"
|
|
#include "lldb/Target/Process.h"
|
|
#include "lldb/Target/StackFrame.h"
|
|
#include "lldb/Target/Thread.h"
|
|
|
|
#include "CommandObjectThread.h"
|
|
|
|
using namespace lldb;
|
|
using namespace lldb_private;
|
|
|
|
#pragma mark CommandObjectFrameInfo
|
|
|
|
//-------------------------------------------------------------------------
|
|
// CommandObjectFrameInfo
|
|
//-------------------------------------------------------------------------
|
|
|
|
class CommandObjectFrameInfo : public CommandObject
|
|
{
|
|
public:
|
|
|
|
CommandObjectFrameInfo () :
|
|
CommandObject ("frame info",
|
|
"Lists information about the currently selected frame in the current thread.",
|
|
"frame info",
|
|
eFlagProcessMustBeLaunched | eFlagProcessMustBePaused)
|
|
{
|
|
}
|
|
|
|
~CommandObjectFrameInfo ()
|
|
{
|
|
}
|
|
|
|
bool
|
|
Execute (CommandInterpreter &interpreter,
|
|
Args& command,
|
|
CommandReturnObject &result)
|
|
{
|
|
ExecutionContext exe_ctx(interpreter.GetDebugger().GetExecutionContext());
|
|
if (exe_ctx.frame)
|
|
{
|
|
exe_ctx.frame->Dump (&result.GetOutputStream(), true);
|
|
result.GetOutputStream().EOL();
|
|
result.SetStatus (eReturnStatusSuccessFinishResult);
|
|
}
|
|
else
|
|
{
|
|
result.AppendError ("no current frame");
|
|
result.SetStatus (eReturnStatusFailed);
|
|
}
|
|
return result.Succeeded();
|
|
}
|
|
};
|
|
|
|
#pragma mark CommandObjectFrameSelect
|
|
|
|
//-------------------------------------------------------------------------
|
|
// CommandObjectFrameSelect
|
|
//-------------------------------------------------------------------------
|
|
|
|
class CommandObjectFrameSelect : public CommandObject
|
|
{
|
|
public:
|
|
|
|
CommandObjectFrameSelect () :
|
|
CommandObject ("frame select",
|
|
"Select the current frame by index in the current thread.",
|
|
"frame select <frame-index>",
|
|
eFlagProcessMustBeLaunched | eFlagProcessMustBePaused)
|
|
{
|
|
}
|
|
|
|
~CommandObjectFrameSelect ()
|
|
{
|
|
}
|
|
|
|
bool
|
|
Execute (CommandInterpreter &interpreter,
|
|
Args& command,
|
|
CommandReturnObject &result)
|
|
{
|
|
ExecutionContext exe_ctx (interpreter.GetDebugger().GetExecutionContext());
|
|
if (exe_ctx.thread)
|
|
{
|
|
if (command.GetArgumentCount() == 1)
|
|
{
|
|
const char *frame_idx_cstr = command.GetArgumentAtIndex(0);
|
|
|
|
const uint32_t num_frames = exe_ctx.thread->GetStackFrameCount();
|
|
const uint32_t frame_idx = Args::StringToUInt32 (frame_idx_cstr, UINT32_MAX, 0);
|
|
if (frame_idx < num_frames)
|
|
{
|
|
exe_ctx.thread->SetSelectedFrameByIndex (frame_idx);
|
|
exe_ctx.frame = exe_ctx.thread->GetSelectedFrame ().get();
|
|
|
|
if (exe_ctx.frame)
|
|
{
|
|
if (DisplayFrameForExecutionContext (exe_ctx.thread,
|
|
exe_ctx.frame,
|
|
interpreter,
|
|
result.GetOutputStream(),
|
|
true,
|
|
true,
|
|
3,
|
|
3))
|
|
{
|
|
result.SetStatus (eReturnStatusSuccessFinishResult);
|
|
return result.Succeeded();
|
|
}
|
|
}
|
|
}
|
|
if (frame_idx == UINT32_MAX)
|
|
result.AppendErrorWithFormat ("Invalid frame index: %s.\n", frame_idx_cstr);
|
|
else
|
|
result.AppendErrorWithFormat ("Frame index (%u) out of range.\n", frame_idx);
|
|
}
|
|
else
|
|
{
|
|
result.AppendError ("invalid arguments");
|
|
result.AppendErrorWithFormat ("Usage: %s\n", m_cmd_syntax.c_str());
|
|
}
|
|
}
|
|
else
|
|
{
|
|
result.AppendError ("no current thread");
|
|
}
|
|
result.SetStatus (eReturnStatusFailed);
|
|
return false;
|
|
}
|
|
};
|
|
|
|
#pragma mark CommandObjectMultiwordFrame
|
|
|
|
//-------------------------------------------------------------------------
|
|
// CommandObjectMultiwordFrame
|
|
//-------------------------------------------------------------------------
|
|
|
|
CommandObjectMultiwordFrame::CommandObjectMultiwordFrame (CommandInterpreter &interpreter) :
|
|
CommandObjectMultiword ("frame",
|
|
"A set of commands for operating on the current thread's frames.",
|
|
"frame <subcommand> [<subcommand-options>]")
|
|
{
|
|
LoadSubCommand (interpreter, "info", CommandObjectSP (new CommandObjectFrameInfo ()));
|
|
LoadSubCommand (interpreter, "select", CommandObjectSP (new CommandObjectFrameSelect ()));
|
|
}
|
|
|
|
CommandObjectMultiwordFrame::~CommandObjectMultiwordFrame ()
|
|
{
|
|
}
|
|
|