eaf60a4411
This is part 2, covering the commands source. Some uses remain where it's tricky to see what the logic is or they are not used with AppendError. Reviewed By: teemperor Differential Revision: https://reviews.llvm.org/D104448
109 lines
3.8 KiB
C++
109 lines
3.8 KiB
C++
//===-- CommandObjectQuit.cpp ---------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "CommandObjectQuit.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/Process.h"
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#include "lldb/Utility/StreamString.h"
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using namespace lldb;
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using namespace lldb_private;
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// CommandObjectQuit
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CommandObjectQuit::CommandObjectQuit(CommandInterpreter &interpreter)
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: CommandObjectParsed(interpreter, "quit", "Quit the LLDB debugger.",
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"quit [exit-code]") {}
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CommandObjectQuit::~CommandObjectQuit() {}
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// returns true if there is at least one alive process is_a_detach will be true
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// if all alive processes will be detached when you quit and false if at least
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// one process will be killed instead
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bool CommandObjectQuit::ShouldAskForConfirmation(bool &is_a_detach) {
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if (!m_interpreter.GetPromptOnQuit())
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return false;
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bool should_prompt = false;
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is_a_detach = true;
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for (uint32_t debugger_idx = 0; debugger_idx < Debugger::GetNumDebuggers();
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debugger_idx++) {
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DebuggerSP debugger_sp(Debugger::GetDebuggerAtIndex(debugger_idx));
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if (!debugger_sp)
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continue;
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const TargetList &target_list(debugger_sp->GetTargetList());
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for (uint32_t target_idx = 0;
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target_idx < static_cast<uint32_t>(target_list.GetNumTargets());
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target_idx++) {
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TargetSP target_sp(target_list.GetTargetAtIndex(target_idx));
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if (!target_sp)
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continue;
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ProcessSP process_sp(target_sp->GetProcessSP());
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if (process_sp && process_sp->IsValid() && process_sp->IsAlive() &&
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process_sp->WarnBeforeDetach()) {
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should_prompt = true;
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if (!process_sp->GetShouldDetach()) {
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// if we need to kill at least one process, just say so and return
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is_a_detach = false;
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return should_prompt;
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}
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}
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}
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}
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return should_prompt;
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}
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bool CommandObjectQuit::DoExecute(Args &command, CommandReturnObject &result) {
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bool is_a_detach = true;
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if (ShouldAskForConfirmation(is_a_detach)) {
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StreamString message;
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message.Printf("Quitting LLDB will %s one or more processes. Do you really "
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"want to proceed",
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(is_a_detach ? "detach from" : "kill"));
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if (!m_interpreter.Confirm(message.GetString(), true)) {
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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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if (command.GetArgumentCount() > 1) {
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result.AppendError("Too many arguments for 'quit'. Only an optional exit "
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"code is allowed");
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return false;
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}
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// We parse the exit code argument if there is one.
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if (command.GetArgumentCount() == 1) {
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llvm::StringRef arg = command.GetArgumentAtIndex(0);
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int exit_code;
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if (arg.getAsInteger(/*autodetect radix*/ 0, exit_code)) {
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lldb_private::StreamString s;
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std::string arg_str = arg.str();
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s.Printf("Couldn't parse '%s' as integer for exit code.", arg_str.data());
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result.AppendError(s.GetString());
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return false;
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}
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if (!m_interpreter.SetQuitExitCode(exit_code)) {
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result.AppendError("The current driver doesn't allow custom exit codes"
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" for the quit command.");
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return false;
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}
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}
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const uint32_t event_type =
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CommandInterpreter::eBroadcastBitQuitCommandReceived;
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m_interpreter.BroadcastEvent(event_type);
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result.SetStatus(eReturnStatusQuit);
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if (m_interpreter.GetSaveSessionOnQuit())
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m_interpreter.SaveTranscript(result);
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return true;
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}
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