| //===-- CommandObjectTarget.cpp ---------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "CommandObjectTarget.h" |
| |
| // C Includes |
| #include <errno.h> |
| #include <sys/errno.h> |
| // C++ Includes |
| // Other libraries and framework includes |
| // Project includes |
| #include "lldb/Core/Args.h" |
| #include "lldb/Core/Debugger.h" |
| #include "lldb/Core/Timer.h" |
| #include "lldb/Interpreter/CommandContext.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" |
| |
| using namespace lldb; |
| using namespace lldb_private; |
| |
| #pragma mark CommandObjectTargetImageSearchPaths |
| |
| class CommandObjectTargetImageSearchPathsAdd : public CommandObject |
| { |
| public: |
| |
| CommandObjectTargetImageSearchPathsAdd () : |
| CommandObject ("target image-search-paths add", |
| "Add new image search paths substitution pairs to the current target.", |
| "target image-search-paths add <path-prefix> <new-path-prefix> [<path-prefix> <new-path-prefix>] ...") |
| { |
| } |
| |
| ~CommandObjectTargetImageSearchPathsAdd () |
| { |
| } |
| |
| bool |
| Execute (Args& command, |
| CommandContext *context, |
| CommandInterpreter *interpreter, |
| CommandReturnObject &result) |
| { |
| Target * target = context->GetTarget(); |
| if (target) |
| { |
| uint32_t argc = command.GetArgumentCount(); |
| if (argc & 1) |
| { |
| result.AppendError ("add requires an even number of arguments"); |
| result.SetStatus (eReturnStatusFailed); |
| } |
| else |
| { |
| for (uint32_t i=0; i<argc; i+=2) |
| { |
| const char *from = command.GetArgumentAtIndex(i); |
| const char *to = command.GetArgumentAtIndex(i+1); |
| |
| if (from[0] && to[0]) |
| { |
| bool last_pair = ((argc - i) == 2); |
| target->GetImageSearchPathList().Append(ConstString(from), |
| ConstString(to), |
| last_pair); // Notify if this is the last pair |
| } |
| else |
| { |
| if (from[0]) |
| result.AppendError ("<path-prefix> can't be empty"); |
| else |
| result.AppendError ("<new-path-prefix> can't be empty"); |
| result.SetStatus (eReturnStatusFailed); |
| } |
| } |
| } |
| } |
| else |
| { |
| result.AppendError ("invalid target"); |
| result.SetStatus (eReturnStatusFailed); |
| } |
| return result.Succeeded(); |
| } |
| }; |
| |
| class CommandObjectTargetImageSearchPathsClear : public CommandObject |
| { |
| public: |
| |
| CommandObjectTargetImageSearchPathsClear () : |
| CommandObject ("target image-search-paths clear", |
| "Clears all current image search paths substitution pairs from the current target.", |
| "target image-search-paths clear") |
| { |
| } |
| |
| ~CommandObjectTargetImageSearchPathsClear () |
| { |
| } |
| |
| bool |
| Execute (Args& command, |
| CommandContext *context, |
| CommandInterpreter *interpreter, |
| CommandReturnObject &result) |
| { |
| Target * target = context->GetTarget(); |
| if (target) |
| { |
| bool notify = true; |
| target->GetImageSearchPathList().Clear(notify); |
| } |
| else |
| { |
| result.AppendError ("invalid target"); |
| result.SetStatus (eReturnStatusFailed); |
| } |
| return result.Succeeded(); |
| } |
| }; |
| |
| class CommandObjectTargetImageSearchPathsInsert : public CommandObject |
| { |
| public: |
| |
| CommandObjectTargetImageSearchPathsInsert () : |
| CommandObject ("target image-search-paths insert", |
| "Inserts a new image search paths substitution pair to the current target at the specified index.", |
| "target image-search-paths insert <index> <path-prefix> <new-path-prefix> [<path-prefix> <new-path-prefix>] ...") |
| { |
| } |
| |
| ~CommandObjectTargetImageSearchPathsInsert () |
| { |
| } |
| |
| bool |
| Execute (Args& command, |
| CommandContext *context, |
| CommandInterpreter *interpreter, |
| CommandReturnObject &result) |
| { |
| Target * target = context->GetTarget(); |
| if (target) |
| { |
| uint32_t argc = command.GetArgumentCount(); |
| // check for at least 3 arguments and an odd nubmer of parameters |
| if (argc >= 3 && argc & 1) |
| { |
| bool success = false; |
| |
| uint32_t insert_idx = Args::StringToUInt32(command.GetArgumentAtIndex(0), UINT32_MAX, 0, &success); |
| |
| if (!success) |
| { |
| result.AppendErrorWithFormat("<index> parameter is not an integer: '%s'.\n", command.GetArgumentAtIndex(0)); |
| result.SetStatus (eReturnStatusFailed); |
| return result.Succeeded(); |
| } |
| |
| // shift off the index |
| command.Shift(); |
| argc = command.GetArgumentCount(); |
| |
| for (uint32_t i=0; i<argc; i+=2, ++insert_idx) |
| { |
| const char *from = command.GetArgumentAtIndex(i); |
| const char *to = command.GetArgumentAtIndex(i+1); |
| |
| if (from[0] && to[0]) |
| { |
| bool last_pair = ((argc - i) == 2); |
| target->GetImageSearchPathList().Insert (ConstString(from), |
| ConstString(to), |
| insert_idx, |
| last_pair); |
| } |
| else |
| { |
| if (from[0]) |
| result.AppendError ("<path-prefix> can't be empty"); |
| else |
| result.AppendError ("<new-path-prefix> can't be empty"); |
| result.SetStatus (eReturnStatusFailed); |
| return false; |
| } |
| } |
| } |
| else |
| { |
| result.AppendError ("insert requires at least three arguments"); |
| result.SetStatus (eReturnStatusFailed); |
| return result.Succeeded(); |
| } |
| |
| } |
| else |
| { |
| result.AppendError ("invalid target"); |
| result.SetStatus (eReturnStatusFailed); |
| } |
| return result.Succeeded(); |
| } |
| }; |
| |
| class CommandObjectTargetImageSearchPathsList : public CommandObject |
| { |
| public: |
| |
| CommandObjectTargetImageSearchPathsList () : |
| CommandObject ("target image-search-paths list", |
| "Lists all current image search paths substitution pairs in the current target.", |
| "target image-search-paths list") |
| { |
| } |
| |
| ~CommandObjectTargetImageSearchPathsList () |
| { |
| } |
| |
| bool |
| Execute (Args& command, |
| CommandContext *context, |
| CommandInterpreter *interpreter, |
| CommandReturnObject &result) |
| { |
| Target * target = context->GetTarget(); |
| if (target) |
| { |
| if (command.GetArgumentCount() != 0) |
| { |
| result.AppendError ("list takes no arguments"); |
| result.SetStatus (eReturnStatusFailed); |
| return result.Succeeded(); |
| } |
| |
| target->GetImageSearchPathList().Dump(&result.GetOutputStream()); |
| } |
| else |
| { |
| result.AppendError ("invalid target"); |
| result.SetStatus (eReturnStatusFailed); |
| } |
| return result.Succeeded(); |
| } |
| }; |
| |
| class CommandObjectTargetImageSearchPathsQuery : public CommandObject |
| { |
| public: |
| |
| CommandObjectTargetImageSearchPathsQuery () : |
| CommandObject ("target image-search-paths query", |
| "Transforms a path using the first applicable image search path.", |
| "target image-search-paths query <path>") |
| { |
| } |
| |
| ~CommandObjectTargetImageSearchPathsQuery () |
| { |
| } |
| |
| bool |
| Execute (Args& command, |
| CommandContext *context, |
| CommandInterpreter *interpreter, |
| CommandReturnObject &result) |
| { |
| Target * target = context->GetTarget(); |
| if (target) |
| { |
| if (command.GetArgumentCount() != 1) |
| { |
| result.AppendError ("query requires one argument"); |
| result.SetStatus (eReturnStatusFailed); |
| return result.Succeeded(); |
| } |
| |
| ConstString orig(command.GetArgumentAtIndex(0)); |
| ConstString transformed; |
| if (target->GetImageSearchPathList().RemapPath(orig, transformed)) |
| result.GetOutputStream().Printf("%s\n", transformed.GetCString()); |
| else |
| result.GetOutputStream().Printf("%s\n", orig.GetCString()); |
| } |
| else |
| { |
| result.AppendError ("invalid target"); |
| result.SetStatus (eReturnStatusFailed); |
| } |
| return result.Succeeded(); |
| } |
| }; |
| |
| // TODO: implement the target select later when we start doing multiple targets |
| //#pragma mark CommandObjectTargetSelect |
| // |
| ////------------------------------------------------------------------------- |
| //// CommandObjectTargetSelect |
| ////------------------------------------------------------------------------- |
| // |
| //class CommandObjectTargetSelect : public CommandObject |
| //{ |
| //public: |
| // |
| // CommandObjectTargetSelect () : |
| // CommandObject ("frame select", |
| // "Select the current frame by index in the current thread.", |
| // "frame select <frame-index>") |
| // { |
| // } |
| // |
| // ~CommandObjectTargetSelect () |
| // { |
| // } |
| // |
| // bool |
| // Execute (Args& command, |
| // CommandContext *context, |
| // CommandInterpreter *interpreter, |
| // CommandReturnObject &result) |
| // { |
| // ExecutionContext exe_ctx (context->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->SetCurrentFrameByIndex (frame_idx); |
| // exe_ctx.frame = exe_ctx.thread->GetCurrentFrame ().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 CommandObjectMultiwordTarget |
| |
| //------------------------------------------------------------------------- |
| // CommandObjectMultiwordImageSearchPaths |
| //------------------------------------------------------------------------- |
| |
| class CommandObjectMultiwordImageSearchPaths : public CommandObjectMultiword |
| { |
| public: |
| |
| CommandObjectMultiwordImageSearchPaths (CommandInterpreter *interpreter) : |
| CommandObjectMultiword ("target image-search-paths", |
| "A set of commands for operating on debugger target image search paths.", |
| "target image-search-paths <subcommand> [<subcommand-options>]") |
| { |
| LoadSubCommand (CommandObjectSP (new CommandObjectTargetImageSearchPathsAdd ()), "add", interpreter); |
| LoadSubCommand (CommandObjectSP (new CommandObjectTargetImageSearchPathsClear ()), "clear", interpreter); |
| LoadSubCommand (CommandObjectSP (new CommandObjectTargetImageSearchPathsInsert ()), "insert", interpreter); |
| LoadSubCommand (CommandObjectSP (new CommandObjectTargetImageSearchPathsList ()), "list", interpreter); |
| LoadSubCommand (CommandObjectSP (new CommandObjectTargetImageSearchPathsQuery ()), "query", interpreter); |
| } |
| |
| ~CommandObjectMultiwordImageSearchPaths() |
| { |
| } |
| }; |
| |
| |
| #pragma mark CommandObjectMultiwordTarget |
| |
| //------------------------------------------------------------------------- |
| // CommandObjectMultiwordTarget |
| //------------------------------------------------------------------------- |
| |
| CommandObjectMultiwordTarget::CommandObjectMultiwordTarget (CommandInterpreter *interpreter) : |
| CommandObjectMultiword ("target", |
| "A set of commands for operating on debugger targets.", |
| "target <subcommand> [<subcommand-options>]") |
| { |
| LoadSubCommand (CommandObjectSP (new CommandObjectMultiwordImageSearchPaths (interpreter)), "image-search-paths", interpreter); |
| } |
| |
| CommandObjectMultiwordTarget::~CommandObjectMultiwordTarget () |
| { |
| } |
| |