1 //===-- SystemInitializerCommon.cpp -----------------------------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #include "lldb/Initialization/SystemInitializerCommon.h" 10 11 #include "Plugins/Process/gdb-remote/ProcessGDBRemoteLog.h" 12 #include "lldb/Host/FileSystem.h" 13 #include "lldb/Host/Host.h" 14 #include "lldb/Host/HostInfo.h" 15 #include "lldb/Host/Socket.h" 16 #include "lldb/Utility/Log.h" 17 #include "lldb/Utility/Reproducer.h" 18 #include "lldb/Utility/Timer.h" 19 #include "lldb/lldb-private.h" 20 21 #if defined(__linux__) || defined(__FreeBSD__) || defined(__NetBSD__) 22 #include "Plugins/Process/POSIX/ProcessPOSIXLog.h" 23 #endif 24 25 #if defined(_WIN32) 26 #include "Plugins/Process/Windows/Common/ProcessWindowsLog.h" 27 #include "lldb/Host/windows/windows.h" 28 #endif 29 30 #include "llvm/Support/TargetSelect.h" 31 32 #include <string> 33 34 using namespace lldb_private; 35 using namespace lldb_private::repro; 36 37 SystemInitializerCommon::SystemInitializerCommon() {} 38 39 SystemInitializerCommon::~SystemInitializerCommon() {} 40 41 llvm::Error SystemInitializerCommon::Initialize() { 42 #if defined(_WIN32) 43 const char *disable_crash_dialog_var = getenv("LLDB_DISABLE_CRASH_DIALOG"); 44 if (disable_crash_dialog_var && 45 llvm::StringRef(disable_crash_dialog_var).equals_lower("true")) { 46 // This will prevent Windows from displaying a dialog box requiring user 47 // interaction when 48 // LLDB crashes. This is mostly useful when automating LLDB, for example 49 // via the test 50 // suite, so that a crash in LLDB does not prevent completion of the test 51 // suite. 52 ::SetErrorMode(GetErrorMode() | SEM_FAILCRITICALERRORS | 53 SEM_NOGPFAULTERRORBOX); 54 55 _CrtSetReportMode(_CRT_ASSERT, _CRTDBG_MODE_FILE | _CRTDBG_MODE_DEBUG); 56 _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE | _CRTDBG_MODE_DEBUG); 57 _CrtSetReportMode(_CRT_ERROR, _CRTDBG_MODE_FILE | _CRTDBG_MODE_DEBUG); 58 _CrtSetReportFile(_CRT_ASSERT, _CRTDBG_FILE_STDERR); 59 _CrtSetReportFile(_CRT_WARN, _CRTDBG_FILE_STDERR); 60 _CrtSetReportFile(_CRT_ERROR, _CRTDBG_FILE_STDERR); 61 } 62 #endif 63 64 // If the reproducer wasn't initialized before, we can safely assume it's 65 // off. 66 if (!Reproducer::Initialized()) { 67 if (auto e = Reproducer::Initialize(ReproducerMode::Off, llvm::None)) 68 return e; 69 } 70 71 auto &r = repro::Reproducer::Instance(); 72 if (repro::Loader *loader = r.GetLoader()) { 73 FileSpec vfs_mapping = loader->GetFile<FileProvider::Info>(); 74 if (vfs_mapping) { 75 if (llvm::Error e = FileSystem::Initialize(vfs_mapping)) 76 return e; 77 } else { 78 FileSystem::Initialize(); 79 } 80 } else if (repro::Generator *g = r.GetGenerator()) { 81 repro::VersionProvider &vp = g->GetOrCreate<repro::VersionProvider>(); 82 vp.SetVersion(lldb_private::GetVersion()); 83 repro::FileProvider &fp = g->GetOrCreate<repro::FileProvider>(); 84 FileSystem::Initialize(fp.GetFileCollector()); 85 } else { 86 FileSystem::Initialize(); 87 } 88 89 Log::Initialize(); 90 HostInfo::Initialize(); 91 92 llvm::Error error = Socket::Initialize(); 93 if (error) 94 return error; 95 96 static Timer::Category func_cat(LLVM_PRETTY_FUNCTION); 97 Timer scoped_timer(func_cat, LLVM_PRETTY_FUNCTION); 98 99 process_gdb_remote::ProcessGDBRemoteLog::Initialize(); 100 101 #if defined(__linux__) || defined(__FreeBSD__) || defined(__NetBSD__) 102 ProcessPOSIXLog::Initialize(); 103 #endif 104 #if defined(_WIN32) 105 ProcessWindowsLog::Initialize(); 106 #endif 107 108 return llvm::Error::success(); 109 } 110 111 void SystemInitializerCommon::Terminate() { 112 static Timer::Category func_cat(LLVM_PRETTY_FUNCTION); 113 Timer scoped_timer(func_cat, LLVM_PRETTY_FUNCTION); 114 115 #if defined(_WIN32) 116 ProcessWindowsLog::Terminate(); 117 #endif 118 119 Socket::Terminate(); 120 HostInfo::Terminate(); 121 Log::DisableAllLogChannels(); 122 FileSystem::Terminate(); 123 Reproducer::Terminate(); 124 } 125