1 files changed, 61 insertions, 0 deletions

diff --git a/contrib/llvm-project/lldb/source/Host/posix/HostThreadPosix.cpp b/contrib/llvm-project/lldb/source/Host/posix/HostThreadPosix.cpp
new file mode 100644
index 000000000000..d78bba517f69
--- /dev/null
+++ b/contrib/llvm-project/lldb/source/Host/posix/HostThreadPosix.cpp
@@ -0,0 +1,61 @@
+//===-- HostThreadPosix.cpp -------------------------------------*- C++ -*-===//
+//
+// 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;
+}