forked from OSchip/llvm-project
75 lines
2.4 KiB
C++
75 lines
2.4 KiB
C++
//===-- ThreadLauncher.cpp ---------------------------------------*- C++ -*-===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// lldb Includes
|
|
#include "lldb/Core/Log.h"
|
|
#include "lldb/Host/HostNativeThread.h"
|
|
#include "lldb/Host/HostThread.h"
|
|
#include "lldb/Host/ThisThread.h"
|
|
#include "lldb/Host/ThreadLauncher.h"
|
|
|
|
#if defined(_WIN32)
|
|
#include "lldb/Host/windows/windows.h"
|
|
#endif
|
|
|
|
using namespace lldb;
|
|
using namespace lldb_private;
|
|
|
|
HostThread
|
|
ThreadLauncher::LaunchThread(llvm::StringRef name, lldb::thread_func_t thread_function, lldb::thread_arg_t thread_arg, Error *error_ptr, size_t min_stack_byte_size)
|
|
{
|
|
Error error;
|
|
if (error_ptr)
|
|
error_ptr->Clear();
|
|
|
|
// Host::ThreadCreateTrampoline will delete this pointer for us.
|
|
HostThreadCreateInfo *info_ptr = new HostThreadCreateInfo(name.data(), thread_function, thread_arg);
|
|
lldb::thread_t thread;
|
|
#ifdef _WIN32
|
|
thread =
|
|
(lldb::thread_t)::_beginthreadex(0, (unsigned)min_stack_byte_size, HostNativeThread::ThreadCreateTrampoline, info_ptr, 0, NULL);
|
|
if (thread == (lldb::thread_t)(-1L))
|
|
error.SetError(::GetLastError(), eErrorTypeWin32);
|
|
#else
|
|
|
|
pthread_attr_t *thread_attr_ptr = NULL;
|
|
pthread_attr_t thread_attr;
|
|
bool destroy_attr = false;
|
|
if (min_stack_byte_size > 0)
|
|
{
|
|
if (::pthread_attr_init (&thread_attr) == 0)
|
|
{
|
|
destroy_attr = true;
|
|
size_t default_min_stack_byte_size = 0;
|
|
if (::pthread_attr_getstacksize(&thread_attr, &default_min_stack_byte_size) == 0)
|
|
{
|
|
if (default_min_stack_byte_size < min_stack_byte_size)
|
|
{
|
|
if (::pthread_attr_setstacksize (&thread_attr, min_stack_byte_size) == 0)
|
|
thread_attr_ptr = &thread_attr;
|
|
}
|
|
}
|
|
|
|
}
|
|
}
|
|
int err = ::pthread_create(&thread, thread_attr_ptr, HostNativeThread::ThreadCreateTrampoline, info_ptr);
|
|
|
|
if (destroy_attr)
|
|
::pthread_attr_destroy(&thread_attr);
|
|
|
|
error.SetError(err, eErrorTypePOSIX);
|
|
#endif
|
|
if (error_ptr)
|
|
*error_ptr = error;
|
|
if (!error.Success())
|
|
thread = LLDB_INVALID_HOST_THREAD;
|
|
|
|
return HostThread(thread);
|
|
}
|