67 lines
1.8 KiB
C++
67 lines
1.8 KiB
C++
//===-- HostProcessPosix.cpp ----------------------------------------------===//
|
|
//
|
|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "lldb/Host/Host.h"
|
|
#include "lldb/Host/FileSystem.h"
|
|
#include "lldb/Host/posix/HostProcessPosix.h"
|
|
|
|
#include "llvm/ADT/STLExtras.h"
|
|
|
|
#include <climits>
|
|
#include <csignal>
|
|
#include <unistd.h>
|
|
|
|
using namespace lldb_private;
|
|
|
|
static const int kInvalidPosixProcess = 0;
|
|
|
|
HostProcessPosix::HostProcessPosix()
|
|
: HostNativeProcessBase(kInvalidPosixProcess) {}
|
|
|
|
HostProcessPosix::HostProcessPosix(lldb::process_t process)
|
|
: HostNativeProcessBase(process) {}
|
|
|
|
HostProcessPosix::~HostProcessPosix() = default;
|
|
|
|
Status HostProcessPosix::Signal(int signo) const {
|
|
if (m_process == kInvalidPosixProcess) {
|
|
Status error;
|
|
error.SetErrorString("HostProcessPosix refers to an invalid process");
|
|
return error;
|
|
}
|
|
|
|
return HostProcessPosix::Signal(m_process, signo);
|
|
}
|
|
|
|
Status HostProcessPosix::Signal(lldb::process_t process, int signo) {
|
|
Status error;
|
|
|
|
if (-1 == ::kill(process, signo))
|
|
error.SetErrorToErrno();
|
|
|
|
return error;
|
|
}
|
|
|
|
Status HostProcessPosix::Terminate() { return Signal(SIGKILL); }
|
|
|
|
lldb::pid_t HostProcessPosix::GetProcessId() const { return m_process; }
|
|
|
|
bool HostProcessPosix::IsRunning() const {
|
|
if (m_process == kInvalidPosixProcess)
|
|
return false;
|
|
|
|
// Send this process the null signal. If it succeeds the process is running.
|
|
Status error = Signal(0);
|
|
return error.Success();
|
|
}
|
|
|
|
llvm::Expected<HostThread> HostProcessPosix::StartMonitoring(
|
|
const Host::MonitorChildProcessCallback &callback) {
|
|
return Host::StartMonitoringChildProcess(callback, m_process);
|
|
}
|