1 //===-- SystemInitializerCommon.cpp -----------------------------*- C++ -*-===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #include "lldb/Initialization/SystemInitializerCommon.h"
11 
12 #include "lldb/Host/Host.h"
13 #include "lldb/Host/HostInfo.h"
14 #include "lldb/Core/Log.h"
15 #include "lldb/Core/Timer.h"
16 #include "Plugins/Instruction/ARM/EmulateInstructionARM.h"
17 #include "Plugins/Instruction/MIPS/EmulateInstructionMIPS.h"
18 #include "Plugins/Instruction/MIPS64/EmulateInstructionMIPS64.h"
19 #include "Plugins/ObjectContainer/BSD-Archive/ObjectContainerBSDArchive.h"
20 #include "Plugins/ObjectFile/ELF/ObjectFileELF.h"
21 #include "Plugins/Process/gdb-remote/ProcessGDBRemoteLog.h"
22 
23 #if defined(__APPLE__)
24 #include "Plugins/ObjectFile/Mach-O/ObjectFileMachO.h"
25 #endif
26 
27 #if defined(__linux__)
28 #include "Plugins/Process/POSIX/ProcessPOSIXLog.h"
29 #endif
30 
31 #if defined(_MSC_VER)
32 #include "Plugins/Process/Windows/Common/ProcessWindowsLog.h"
33 #include "lldb/Host/windows/windows.h"
34 #endif
35 
36 #include "llvm/Support/TargetSelect.h"
37 
38 #include <string>
39 
40 using namespace lldb_private;
41 
42 static void
43 fatal_error_handler(void *user_data, const std::string &reason, bool gen_crash_diag)
44 {
45     Host::SetCrashDescription(reason.c_str());
46     ::abort();
47 }
48 
49 SystemInitializerCommon::SystemInitializerCommon()
50 {
51 }
52 
53 SystemInitializerCommon::~SystemInitializerCommon()
54 {
55 }
56 
57 void
58 SystemInitializerCommon::Initialize()
59 {
60 #if defined(_MSC_VER)
61     const char *disable_crash_dialog_var = getenv("LLDB_DISABLE_CRASH_DIALOG");
62     if (disable_crash_dialog_var && llvm::StringRef(disable_crash_dialog_var).equals_lower("true"))
63     {
64         // This will prevent Windows from displaying a dialog box requiring user interaction when
65         // LLDB crashes.  This is mostly useful when automating LLDB, for example via the test
66         // suite, so that a crash in LLDB does not prevent completion of the test suite.
67         ::SetErrorMode(GetErrorMode() | SEM_FAILCRITICALERRORS | SEM_NOGPFAULTERRORBOX);
68 
69         _CrtSetReportMode(_CRT_ASSERT, _CRTDBG_MODE_FILE | _CRTDBG_MODE_DEBUG);
70         _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE | _CRTDBG_MODE_DEBUG);
71         _CrtSetReportMode(_CRT_ERROR, _CRTDBG_MODE_FILE | _CRTDBG_MODE_DEBUG);
72         _CrtSetReportFile(_CRT_ASSERT, _CRTDBG_FILE_STDERR);
73         _CrtSetReportFile(_CRT_WARN, _CRTDBG_FILE_STDERR);
74         _CrtSetReportFile(_CRT_ERROR, _CRTDBG_FILE_STDERR);
75     }
76 #endif
77 
78     Log::Initialize();
79     HostInfo::Initialize();
80     Timer scoped_timer(__PRETTY_FUNCTION__, __PRETTY_FUNCTION__);
81 
82     llvm::install_fatal_error_handler(fatal_error_handler, 0);
83 
84     process_gdb_remote::ProcessGDBRemoteLog::Initialize();
85 
86     // Initialize plug-ins
87     ObjectContainerBSDArchive::Initialize();
88     ObjectFileELF::Initialize();
89 
90     EmulateInstructionARM::Initialize();
91     EmulateInstructionMIPS::Initialize();
92     EmulateInstructionMIPS64::Initialize();
93 
94     //----------------------------------------------------------------------
95     // Apple/Darwin hosted plugins
96     //----------------------------------------------------------------------
97 
98 #if defined(__APPLE__)
99     ObjectFileMachO::Initialize();
100 #endif
101 #if defined(__linux__)
102     static ConstString g_linux_log_name("linux");
103     ProcessPOSIXLog::Initialize(g_linux_log_name);
104 #endif
105 #if defined(_MSC_VER)
106     ProcessWindowsLog::Initialize();
107 #endif
108 }
109 
110 void
111 SystemInitializerCommon::Terminate()
112 {
113     Timer scoped_timer(__PRETTY_FUNCTION__, __PRETTY_FUNCTION__);
114     ObjectContainerBSDArchive::Terminate();
115     ObjectFileELF::Terminate();
116 
117     EmulateInstructionARM::Terminate();
118     EmulateInstructionMIPS::Terminate();
119     EmulateInstructionMIPS64::Terminate();
120 
121     ObjectContainerUniversalMachO::Terminate();
122 #if defined(__APPLE__)
123     ObjectFileMachO::Terminate();
124 #endif
125 
126 #if defined(_MSC_VER)
127     ProcessWindowsLog::Terminate();
128 #endif
129 
130     HostInfo::Terminate();
131     Log::Terminate();
132 }
133