diff options
Diffstat (limited to 'contrib/llvm/tools/lldb/source/Commands/CommandObjectWatchpointCommand.cpp')
| -rw-r--r-- | contrib/llvm/tools/lldb/source/Commands/CommandObjectWatchpointCommand.cpp | 158 |
1 files changed, 38 insertions, 120 deletions
diff --git a/contrib/llvm/tools/lldb/source/Commands/CommandObjectWatchpointCommand.cpp b/contrib/llvm/tools/lldb/source/Commands/CommandObjectWatchpointCommand.cpp index e19216d..0083ff1 100644 --- a/contrib/llvm/tools/lldb/source/Commands/CommandObjectWatchpointCommand.cpp +++ b/contrib/llvm/tools/lldb/source/Commands/CommandObjectWatchpointCommand.cpp @@ -16,6 +16,7 @@ #include "CommandObjectWatchpointCommand.h" #include "CommandObjectWatchpoint.h" +#include "lldb/Core/IOHandler.h" #include "lldb/Interpreter/CommandInterpreter.h" #include "lldb/Interpreter/CommandReturnObject.h" #include "lldb/Target/Target.h" @@ -34,7 +35,9 @@ using namespace lldb_private; //------------------------------------------------------------------------- -class CommandObjectWatchpointCommandAdd : public CommandObjectParsed +class CommandObjectWatchpointCommandAdd : + public CommandObjectParsed, + public IOHandlerDelegateMultiline { public: @@ -43,6 +46,7 @@ public: "add", "Add a set of commands to a watchpoint, to be executed whenever the watchpoint is hit.", NULL), + IOHandlerDelegateMultiline("DONE", IOHandlerDelegate::Completion::LLDBCommand), m_options (interpreter) { SetHelpLong ( @@ -185,40 +189,45 @@ but do NOT enter more than one command per line. \n" ); return &m_options; } - void - CollectDataForWatchpointCommandCallback (WatchpointOptions *wp_options, - CommandReturnObject &result) + virtual void + IOHandlerActivated (IOHandler &io_handler) { - InputReaderSP reader_sp (new InputReader(m_interpreter.GetDebugger())); - std::unique_ptr<WatchpointOptions::CommandData> data_ap(new WatchpointOptions::CommandData()); - if (reader_sp && data_ap.get()) + StreamFileSP output_sp(io_handler.GetOutputStreamFile()); + if (output_sp) { - BatonSP baton_sp (new WatchpointOptions::CommandBaton (data_ap.release())); - wp_options->SetCallback (WatchpointOptionsCallbackFunction, baton_sp); - - Error err (reader_sp->Initialize (CommandObjectWatchpointCommandAdd::GenerateWatchpointCommandCallback, - wp_options, // callback_data - eInputReaderGranularityLine, // token size, to pass to callback function - "DONE", // end token - "> ", // prompt - true)); // echo input - if (err.Success()) - { - m_interpreter.GetDebugger().PushInputReader (reader_sp); - result.SetStatus (eReturnStatusSuccessFinishNoResult); - } - else - { - result.AppendError (err.AsCString()); - result.SetStatus (eReturnStatusFailed); - } + output_sp->PutCString("Enter your debugger command(s). Type 'DONE' to end.\n"); + output_sp->Flush(); } - else + } + + + virtual void + IOHandlerInputComplete (IOHandler &io_handler, std::string &line) + { + io_handler.SetIsDone(true); + + // The WatchpointOptions object is owned by the watchpoint or watchpoint location + WatchpointOptions *wp_options = (WatchpointOptions *) io_handler.GetUserData(); + if (wp_options) { - result.AppendError("out of memory"); - result.SetStatus (eReturnStatusFailed); + std::unique_ptr<WatchpointOptions::CommandData> data_ap(new WatchpointOptions::CommandData()); + if (data_ap.get()) + { + data_ap->user_source.SplitIntoLines(line); + BatonSP baton_sp (new WatchpointOptions::CommandBaton (data_ap.release())); + wp_options->SetCallback (WatchpointOptionsCallbackFunction, baton_sp); + } } + } + void + CollectDataForWatchpointCommandCallback (WatchpointOptions *wp_options, + CommandReturnObject &result) + { + m_interpreter.GetLLDBCommandsFromIOHandler ("> ", // Prompt + *this, // IOHandlerDelegate + true, // Run IOHandler in async mode + wp_options); // Baton for the "io_handler" that will be passed back into our IOHandlerDelegate functions } /// Set a one-liner as the callback for the watchpoint. @@ -240,93 +249,6 @@ but do NOT enter more than one command per line. \n" ); return; } - - static size_t - GenerateWatchpointCommandCallback (void *callback_data, - InputReader &reader, - lldb::InputReaderAction notification, - const char *bytes, - size_t bytes_len) - { - StreamSP out_stream = reader.GetDebugger().GetAsyncOutputStream(); - bool batch_mode = reader.GetDebugger().GetCommandInterpreter().GetBatchCommandMode(); - - switch (notification) - { - case eInputReaderActivate: - if (!batch_mode) - { - out_stream->Printf ("%s\n", g_reader_instructions); - if (reader.GetPrompt()) - out_stream->Printf ("%s", reader.GetPrompt()); - out_stream->Flush(); - } - break; - - case eInputReaderDeactivate: - break; - - case eInputReaderReactivate: - if (reader.GetPrompt() && !batch_mode) - { - out_stream->Printf ("%s", reader.GetPrompt()); - out_stream->Flush(); - } - break; - - case eInputReaderAsynchronousOutputWritten: - break; - - case eInputReaderGotToken: - if (bytes && bytes_len && callback_data) - { - WatchpointOptions *wp_options = (WatchpointOptions *) callback_data; - if (wp_options) - { - Baton *wp_options_baton = wp_options->GetBaton(); - if (wp_options_baton) - ((WatchpointOptions::CommandData *)wp_options_baton->m_data)->user_source.AppendString (bytes, bytes_len); - } - } - if (!reader.IsDone() && reader.GetPrompt() && !batch_mode) - { - out_stream->Printf ("%s", reader.GetPrompt()); - out_stream->Flush(); - } - break; - - case eInputReaderInterrupt: - { - // Finish, and cancel the watchpoint command. - reader.SetIsDone (true); - WatchpointOptions *wp_options = (WatchpointOptions *) callback_data; - if (wp_options) - { - Baton *wp_options_baton = wp_options->GetBaton (); - if (wp_options_baton) - { - ((WatchpointOptions::CommandData *) wp_options_baton->m_data)->user_source.Clear(); - ((WatchpointOptions::CommandData *) wp_options_baton->m_data)->script_source.clear(); - } - } - if (!batch_mode) - { - out_stream->Printf ("Warning: No command attached to watchpoint.\n"); - out_stream->Flush(); - } - } - break; - - case eInputReaderEndOfFile: - reader.SetIsDone (true); - break; - - case eInputReaderDone: - break; - } - - return bytes_len; - } static bool WatchpointOptionsCallbackFunction (void *baton, @@ -579,12 +501,8 @@ protected: private: CommandOptions m_options; - static const char *g_reader_instructions; - }; -const char * -CommandObjectWatchpointCommandAdd::g_reader_instructions = "Enter your debugger command(s). Type 'DONE' to end."; // FIXME: "script-type" needs to have its contents determined dynamically, so somebody can add a new scripting // language to lldb and have it pickable here without having to change this enumeration by hand and rebuild lldb proper. |
