lldb/source/Initialization/SystemInitializerCommon.cpp

   1 //===-- SystemInitializerCommon.cpp ---------------------------------------===//
   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/Socket.h"
  15 #include "lldb/Target/Statistics.h"
  16 #include "lldb/Utility/Diagnostics.h"
  17 #include "lldb/Utility/LLDBLog.h"
  18 #include "lldb/Utility/Timer.h"
  19 #include "lldb/Version/Version.h"
  20
  21 #if defined(__linux__) || defined(__FreeBSD__) || defined(__NetBSD__) ||       \
  22     defined(__OpenBSD__)
  23 #include "Plugins/Process/POSIX/ProcessPOSIXLog.h"
  24 #endif
  25
  26 #if defined(_WIN32)
  27 #include "Plugins/Process/Windows/Common/ProcessWindowsLog.h"
  28 #include "lldb/Host/windows/windows.h"
  29 #include <crtdbg.h>
  30 #endif
  31
  32 #include "llvm/Support/TargetSelect.h"
  33
  34 #include <string>
  35
  36 using namespace lldb_private;
  37
  38 SystemInitializerCommon::SystemInitializerCommon(
  39     HostInfo::SharedLibraryDirectoryHelper *helper)
  40     : m_shlib_dir_helper(helper) {}
  41
  42 SystemInitializerCommon::~SystemInitializerCommon() = default;
  43
  44 llvm::Error SystemInitializerCommon::Initialize() {
  45 #if defined(_WIN32)
  46   const char *disable_crash_dialog_var = getenv("LLDB_DISABLE_CRASH_DIALOG");
  47   if (disable_crash_dialog_var &&
  48       llvm::StringRef(disable_crash_dialog_var).equals_insensitive("true")) {
  49     // This will prevent Windows from displaying a dialog box requiring user
  50     // interaction when
  51     // LLDB crashes.  This is mostly useful when automating LLDB, for example
  52     // via the test
  53     // suite, so that a crash in LLDB does not prevent completion of the test
  54     // suite.
  55     ::SetErrorMode(GetErrorMode() | SEM_FAILCRITICALERRORS |
  56                    SEM_NOGPFAULTERRORBOX);
  57
  58     _CrtSetReportMode(_CRT_ASSERT, _CRTDBG_MODE_FILE | _CRTDBG_MODE_DEBUG);
  59     _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE | _CRTDBG_MODE_DEBUG);
  60     _CrtSetReportMode(_CRT_ERROR, _CRTDBG_MODE_FILE | _CRTDBG_MODE_DEBUG);
  61     _CrtSetReportFile(_CRT_ASSERT, _CRTDBG_FILE_STDERR);
  62     _CrtSetReportFile(_CRT_WARN, _CRTDBG_FILE_STDERR);
  63     _CrtSetReportFile(_CRT_ERROR, _CRTDBG_FILE_STDERR);
  64   }
  65 #endif
  66
  67   InitializeLldbChannel();
  68
  69   Diagnostics::Initialize();
  70   FileSystem::Initialize();
  71   HostInfo::Initialize(m_shlib_dir_helper);
  72
  73   llvm::Error error = Socket::Initialize();
  74   if (error)
  75     return error;
  76
  77   LLDB_SCOPED_TIMER();
  78
  79   process_gdb_remote::ProcessGDBRemoteLog::Initialize();
  80
  81 #if defined(__linux__) || defined(__FreeBSD__) || defined(__NetBSD__) ||       \
  82     defined(__OpenBSD__)
  83   ProcessPOSIXLog::Initialize();
  84 #endif
  85 #if defined(_WIN32)
  86   ProcessWindowsLog::Initialize();
  87 #endif
  88
  89   return llvm::Error::success();
  90 }
  91
  92 void SystemInitializerCommon::Terminate() {
  93   LLDB_SCOPED_TIMER();
  94
  95 #if defined(_WIN32)
  96   ProcessWindowsLog::Terminate();
  97 #endif
  98
  99   Socket::Terminate();
 100   HostInfo::Terminate();
 101   Log::DisableAllLogChannels();
 102   FileSystem::Terminate();
 103   Diagnostics::Terminate();
 104 }