diff options
Diffstat (limited to 'lldb/source/Commands/CommandObjectWatchpoint.cpp')
| -rw-r--r-- | lldb/source/Commands/CommandObjectWatchpoint.cpp | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/lldb/source/Commands/CommandObjectWatchpoint.cpp b/lldb/source/Commands/CommandObjectWatchpoint.cpp index 02b43a31073..a6163df24bb 100644 --- a/lldb/source/Commands/CommandObjectWatchpoint.cpp +++ b/lldb/source/Commands/CommandObjectWatchpoint.cpp @@ -156,18 +156,21 @@ CommandObjectMultiwordWatchpoint::CommandObjectMultiwordWatchpoint(CommandInterp CommandObjectSP disable_command_object (new CommandObjectWatchpointDisable (interpreter)); CommandObjectSP delete_command_object (new CommandObjectWatchpointDelete (interpreter)); CommandObjectSP ignore_command_object (new CommandObjectWatchpointIgnore (interpreter)); + CommandObjectSP modify_command_object (new CommandObjectWatchpointModify (interpreter)); list_command_object->SetCommandName ("watchpoint list"); enable_command_object->SetCommandName("watchpoint enable"); disable_command_object->SetCommandName("watchpoint disable"); delete_command_object->SetCommandName("watchpoint delete"); ignore_command_object->SetCommandName("watchpoint ignore"); + modify_command_object->SetCommandName("watchpoint modify"); status = LoadSubCommand ("list", list_command_object); status = LoadSubCommand ("enable", enable_command_object); status = LoadSubCommand ("disable", disable_command_object); status = LoadSubCommand ("delete", delete_command_object); status = LoadSubCommand ("ignore", ignore_command_object); + status = LoadSubCommand ("modify", modify_command_object); } CommandObjectMultiwordWatchpoint::~CommandObjectMultiwordWatchpoint() @@ -693,3 +696,151 @@ CommandObjectWatchpointIgnore::Execute(Args& args, CommandReturnObject &result) return result.Succeeded(); } +//------------------------------------------------------------------------- +// CommandObjectWatchpointModify::CommandOptions +//------------------------------------------------------------------------- +#pragma mark Modify::CommandOptions + +CommandObjectWatchpointModify::CommandOptions::CommandOptions(CommandInterpreter &interpreter) : + Options (interpreter), + m_condition (), + m_condition_passed (false) +{ +} + +CommandObjectWatchpointModify::CommandOptions::~CommandOptions () +{ +} + +OptionDefinition +CommandObjectWatchpointModify::CommandOptions::g_option_table[] = +{ +{ LLDB_OPT_SET_ALL, false, "condition", 'c', required_argument, NULL, NULL, eArgTypeExpression, "The watchpoint stops only if this condition expression evaluates to true."}, +{ 0, false, NULL, 0 , 0, NULL, 0, eArgTypeNone, NULL } +}; + +const OptionDefinition* +CommandObjectWatchpointModify::CommandOptions::GetDefinitions () +{ + return g_option_table; +} + +Error +CommandObjectWatchpointModify::CommandOptions::SetOptionValue (uint32_t option_idx, const char *option_arg) +{ + Error error; + char short_option = (char) 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; + default: + error.SetErrorStringWithFormat ("Unrecognized option '%c'.\n", short_option); + break; + } + + return error; +} + +void +CommandObjectWatchpointModify::CommandOptions::OptionParsingStarting () +{ + m_condition.clear(); + m_condition_passed = false; +} + +//------------------------------------------------------------------------- +// CommandObjectWatchpointModify +//------------------------------------------------------------------------- +#pragma mark Modify + +CommandObjectWatchpointModify::CommandObjectWatchpointModify (CommandInterpreter &interpreter) : + CommandObject (interpreter, + "watchpoint modify", + "Modify the options on a watchpoint or set of watchpoints in the executable. " + "If no watchpoint is specified, act on the last created watchpoint. " + "Passing an empty argument clears the modification.", + NULL), + m_options (interpreter) +{ + CommandArgumentEntry arg; + CommandObject::AddIDsArgumentData(arg, eArgTypeWatchpointID, eArgTypeWatchpointIDRange); + // Add the entry for the first argument for this command to the object's arguments vector. + m_arguments.push_back (arg); +} + +CommandObjectWatchpointModify::~CommandObjectWatchpointModify () +{ +} + +Options * +CommandObjectWatchpointModify::GetOptions () +{ + return &m_options; +} + +bool +CommandObjectWatchpointModify::Execute +( + Args& args, + CommandReturnObject &result +) +{ + Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get(); + if (!CheckTargetForWatchpointOperations(target, result)) + return false; + + Mutex::Locker locker; + target->GetWatchpointList().GetListMutex(locker); + + const WatchpointList &watchpoints = target->GetWatchpointList(); + + size_t num_watchpoints = watchpoints.GetSize(); + + if (num_watchpoints == 0) + { + result.AppendError("No watchpoints exist to be modified."); + result.SetStatus(eReturnStatusFailed); + return false; + } + + if (args.GetArgumentCount() == 0) + { + WatchpointSP wp_sp = target->GetLastCreatedWatchpoint(); + wp_sp->SetCondition(m_options.m_condition.c_str()); + result.SetStatus (eReturnStatusSuccessFinishNoResult); + } + else + { + // Particular watchpoints selected; set condition on them. + std::vector<uint32_t> wp_ids; + if (!VerifyWatchpointIDs(args, wp_ids)) + { + result.AppendError("Invalid watchpoints specification."); + result.SetStatus(eReturnStatusFailed); + return false; + } + + int count = 0; + const size_t size = wp_ids.size(); + for (size_t i = 0; i < size; ++i) + { + WatchpointSP wp_sp = watchpoints.FindByID(wp_ids[i]); + if (wp_sp) + { + wp_sp->SetCondition(m_options.m_condition.c_str()); + ++count; + } + } + result.AppendMessageWithFormat("%d watchpoints modified.\n",count); + result.SetStatus (eReturnStatusSuccessFinishNoResult); + } + + return result.Succeeded(); +} |
