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path: root/source/API/SBHostOS.cpp
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//===-- SBHostOS.cpp --------------------------------------------*- C++ -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

#include "lldb/API/SBHostOS.h"
#include "lldb/API/SBError.h"
#include "lldb/Host/FileSpec.h"
#include "lldb/Core/Log.h"
#include "lldb/Host/Host.h"
#include "lldb/Host/HostInfo.h"
#include "lldb/Host/HostNativeThread.h"
#include "lldb/Host/HostThread.h"
#include "lldb/Host/ThreadLauncher.h"

#include "llvm/Support/Path.h"
#include "llvm/ADT/SmallString.h"

using namespace lldb;
using namespace lldb_private;



SBFileSpec
SBHostOS::GetProgramFileSpec ()
{
    SBFileSpec sb_filespec;
    sb_filespec.SetFileSpec(HostInfo::GetProgramFileSpec());
    return sb_filespec;
}

SBFileSpec
SBHostOS::GetLLDBPythonPath ()
{
    SBFileSpec sb_lldb_python_filespec;
    FileSpec lldb_python_spec;
    if (HostInfo::GetLLDBPath(ePathTypePythonDir, lldb_python_spec))
    {
        sb_lldb_python_filespec.SetFileSpec (lldb_python_spec);
    }
    return sb_lldb_python_filespec;
}


SBFileSpec
SBHostOS::GetLLDBPath (lldb::PathType path_type)
{
    SBFileSpec sb_fspec;
    FileSpec fspec;
    if (HostInfo::GetLLDBPath(path_type, fspec))
        sb_fspec.SetFileSpec (fspec);
    return sb_fspec;
}

SBFileSpec
SBHostOS::GetUserHomeDirectory ()
{
    SBFileSpec sb_fspec;

    llvm::SmallString<64> home_dir_path;
    llvm::sys::path::home_directory (home_dir_path);
    FileSpec homedir (home_dir_path.c_str(), true);

    sb_fspec.SetFileSpec (homedir);
    return sb_fspec;
}

lldb::thread_t
SBHostOS::ThreadCreate
(
    const char *name,
    lldb::thread_func_t thread_function,
    void *thread_arg,
    SBError *error_ptr
)
{
    Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));

    if (log)
        log->Printf ("SBHostOS::ThreadCreate (name=\"%s\", thread_function=%p, thread_arg=%p, error_ptr=%p)",
                     name, reinterpret_cast<void*>(reinterpret_cast<intptr_t>(thread_function)),
                     static_cast<void*>(thread_arg),
                     static_cast<void*>(error_ptr));

    // FIXME: You should log the return value?

    HostThread thread(ThreadLauncher::LaunchThread(name, thread_function, thread_arg, error_ptr ? error_ptr->get() : NULL));
    return thread.Release();
}

void
SBHostOS::ThreadCreated (const char *name)
{
}

bool
SBHostOS::ThreadCancel (lldb::thread_t thread, SBError *error_ptr)
{
    Error error;
    HostThread host_thread(thread);
    error = host_thread.Cancel();
    if (error_ptr)
        error_ptr->SetError(error);
    host_thread.Release();
    return error.Success();
}

bool
SBHostOS::ThreadDetach (lldb::thread_t thread, SBError *error_ptr)
{
    Error error;
#if defined(_WIN32)
    if (error_ptr)
        error_ptr->SetErrorString("ThreadDetach is not supported on this platform");
#else
    HostThread host_thread(thread);
    error = host_thread.GetNativeThread().Detach();
    if (error_ptr)
        error_ptr->SetError(error);
    host_thread.Release();
#endif
    return error.Success();
}

bool
SBHostOS::ThreadJoin (lldb::thread_t thread, lldb::thread_result_t *result, SBError *error_ptr)
{
    Error error;
    HostThread host_thread(thread);
    error = host_thread.Join(result);
    if (error_ptr)
        error_ptr->SetError(error);
    host_thread.Release();
    return error.Success();
}