llvm-project/lldb/source/Host/posix/HostThreadPosix.cpp

62 lines
1.5 KiB
C++

//===-- HostThreadPosix.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/posix/HostThreadPosix.h"
#include "lldb/Utility/Status.h"
#include <errno.h>
#include <pthread.h>
using namespace lldb;
using namespace lldb_private;
HostThreadPosix::HostThreadPosix() {}
HostThreadPosix::HostThreadPosix(lldb::thread_t thread)
: HostNativeThreadBase(thread) {}
HostThreadPosix::~HostThreadPosix() {}
Status HostThreadPosix::Join(lldb::thread_result_t *result) {
Status error;
if (IsJoinable()) {
int err = ::pthread_join(m_thread, result);
error.SetError(err, lldb::eErrorTypePOSIX);
} else {
if (result)
*result = nullptr;
error.SetError(EINVAL, eErrorTypePOSIX);
}
Reset();
return error;
}
Status HostThreadPosix::Cancel() {
Status error;
if (IsJoinable()) {
#ifndef __FreeBSD__
llvm_unreachable("someone is calling HostThread::Cancel()");
#else
int err = ::pthread_cancel(m_thread);
error.SetError(err, eErrorTypePOSIX);
#endif
}
return error;
}
Status HostThreadPosix::Detach() {
Status error;
if (IsJoinable()) {
int err = ::pthread_detach(m_thread);
error.SetError(err, eErrorTypePOSIX);
}
Reset();
return error;
}