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//===-- SBHostOS.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/API/SBHostOS.h"
#include "lldb/API/SBError.h"
#include "lldb/Host/Config.h"
#include "lldb/Host/FileSystem.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 "lldb/Utility/FileSpec.h"
#include "lldb/Utility/Instrumentation.h"
#include "Plugins/ExpressionParser/Clang/ClangHost.h"
#if LLDB_ENABLE_PYTHON
#include "Plugins/ScriptInterpreter/Python/ScriptInterpreterPython.h"
#endif
#include "llvm/ADT/SmallString.h"
#include "llvm/Support/Path.h"
using namespace lldb;
using namespace lldb_private;
SBFileSpec SBHostOS::GetProgramFileSpec() {
LLDB_INSTRUMENT();
SBFileSpec sb_filespec;
sb_filespec.SetFileSpec(HostInfo::GetProgramFileSpec());
return sb_filespec;
}
SBFileSpec SBHostOS::GetLLDBPythonPath() {
LLDB_INSTRUMENT();
return GetLLDBPath(ePathTypePythonDir);
}
SBFileSpec SBHostOS::GetLLDBPath(lldb::PathType path_type) {
LLDB_INSTRUMENT_VA(path_type);
FileSpec fspec;
switch (path_type) {
case ePathTypeLLDBShlibDir:
fspec = HostInfo::GetShlibDir();
break;
case ePathTypeSupportExecutableDir:
fspec = HostInfo::GetSupportExeDir();
break;
case ePathTypeHeaderDir:
fspec = HostInfo::GetHeaderDir();
break;
case ePathTypePythonDir:
#if LLDB_ENABLE_PYTHON
fspec = ScriptInterpreterPython::GetPythonDir();
#endif
break;
case ePathTypeLLDBSystemPlugins:
fspec = HostInfo::GetSystemPluginDir();
break;
case ePathTypeLLDBUserPlugins:
fspec = HostInfo::GetUserPluginDir();
break;
case ePathTypeLLDBTempSystemDir:
fspec = HostInfo::GetProcessTempDir();
break;
case ePathTypeGlobalLLDBTempSystemDir:
fspec = HostInfo::GetGlobalTempDir();
break;
case ePathTypeClangDir:
fspec = GetClangResourceDir();
break;
}
SBFileSpec sb_fspec;
sb_fspec.SetFileSpec(fspec);
return sb_fspec;
}
SBFileSpec SBHostOS::GetUserHomeDirectory() {
LLDB_INSTRUMENT();
FileSpec homedir;
FileSystem::Instance().GetHomeDirectory(homedir);
FileSystem::Instance().Resolve(homedir);
SBFileSpec sb_fspec;
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) {
LLDB_INSTRUMENT_VA(name, thread_function, thread_arg, error_ptr);
llvm::Expected<HostThread> thread =
ThreadLauncher::LaunchThread(name, [thread_function, thread_arg] {
return thread_function(thread_arg);
});
if (!thread) {
if (error_ptr)
error_ptr->SetError(Status(thread.takeError()));
else
llvm::consumeError(thread.takeError());
return LLDB_INVALID_HOST_THREAD;
}
return thread->Release();
}
void SBHostOS::ThreadCreated(const char *name) { LLDB_INSTRUMENT_VA(name); }
bool SBHostOS::ThreadCancel(lldb::thread_t thread, SBError *error_ptr) {
LLDB_INSTRUMENT_VA(thread, error_ptr);
Status 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) {
LLDB_INSTRUMENT_VA(thread, error_ptr);
Status 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) {
LLDB_INSTRUMENT_VA(thread, result, error_ptr);
Status error;
HostThread host_thread(thread);
error = host_thread.Join(result);
if (error_ptr)
error_ptr->SetError(error);
host_thread.Release();
return error.Success();
}
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