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qt: implement automatic crash dump support

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This commit is contained in:
Liam 2023-10-04 13:11:05 -04:00
parent 7a0da729b4
commit d3997bad9b
21 changed files with 223 additions and 282 deletions
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1
.ci/scripts/clang/docker.sh
View file

@ -19,6 +19,7 @@ cmake .. \
-DENABLE_COMPATIBILITY_LIST_DOWNLOAD=ON \
-DENABLE_QT_TRANSLATION=ON \
-DUSE_DISCORD_PRESENCE=ON \
-DYUZU_CRASH_DUMPS=ON \
-DYUZU_ENABLE_COMPATIBILITY_REPORTING=${ENABLE_COMPATIBILITY_REPORTING:-"OFF"} \
-DYUZU_USE_BUNDLED_FFMPEG=ON \
-GNinja

1
.ci/scripts/linux/docker.sh
View file

@ -23,6 +23,7 @@ cmake .. \
-DYUZU_ENABLE_COMPATIBILITY_REPORTING=${ENABLE_COMPATIBILITY_REPORTING:-"OFF"} \
-DYUZU_USE_BUNDLED_FFMPEG=ON \
-DYUZU_ENABLE_LTO=ON \
-DYUZU_CRASH_DUMPS=ON \
-GNinja
ninja

1
.ci/scripts/windows/docker.sh
View file

@ -17,7 +17,6 @@ cmake .. \
-DENABLE_COMPATIBILITY_LIST_DOWNLOAD=ON \
-DENABLE_QT_TRANSLATION=ON \
-DUSE_CCACHE=ON \
-DYUZU_CRASH_DUMPS=ON \
-DYUZU_USE_BUNDLED_SDL2=OFF \
-DYUZU_USE_EXTERNAL_SDL2=OFF \
-DYUZU_TESTS=OFF \

3
.gitmodules vendored
View file

@ -58,3 +58,6 @@
[submodule "VulkanMemoryAllocator"]
path = externals/VulkanMemoryAllocator
url = https://github.com/GPUOpen-LibrariesAndSDKs/VulkanMemoryAllocator.git
[submodule "breakpad"]
path = externals/breakpad
url = https://github.com/yuzu-emu/breakpad.git

24
CMakeLists.txt
View file

@ -53,7 +53,7 @@ option(YUZU_DOWNLOAD_ANDROID_VVL "Download validation layer binary for android"
CMAKE_DEPENDENT_OPTION(YUZU_ROOM "Compile LDN room server" ON "NOT ANDROID" OFF)
CMAKE_DEPENDENT_OPTION(YUZU_CRASH_DUMPS "Compile Windows crash dump (Minidump) support" OFF "WIN32" OFF)
CMAKE_DEPENDENT_OPTION(YUZU_CRASH_DUMPS "Compile crash dump (Minidump) support" OFF "WIN32 OR LINUX" OFF)
option(YUZU_USE_BUNDLED_VCPKG "Use vcpkg for yuzu dependencies" "${MSVC}")
@ -179,9 +179,6 @@ if (YUZU_USE_BUNDLED_VCPKG)
if (YUZU_TESTS)
list(APPEND VCPKG_MANIFEST_FEATURES "yuzu-tests")
endif()
if (YUZU_CRASH_DUMPS)
list(APPEND VCPKG_MANIFEST_FEATURES "dbghelp")
endif()
if (ENABLE_WEB_SERVICE)
list(APPEND VCPKG_MANIFEST_FEATURES "web-service")
endif()
@ -587,6 +584,18 @@ if (NOT YUZU_USE_BUNDLED_FFMPEG)
find_package(FFmpeg 4.3 REQUIRED QUIET COMPONENTS ${FFmpeg_COMPONENTS})
endif()
if (WIN32 AND YUZU_CRASH_DUMPS)
set(BREAKPAD_VER "breakpad-c89f9dd")
download_bundled_external("breakpad/" ${BREAKPAD_VER} BREAKPAD_PREFIX)
set(BREAKPAD_CLIENT_INCLUDE_DIR "${BREAKPAD_PREFIX}/include")
set(BREAKPAD_CLIENT_LIBRARY "${BREAKPAD_PREFIX}/lib/libbreakpad_client.lib")
add_library(libbreakpad_client INTERFACE IMPORTED)
target_link_libraries(libbreakpad_client INTERFACE "${BREAKPAD_CLIENT_LIBRARY}")
target_include_directories(libbreakpad_client INTERFACE "${BREAKPAD_CLIENT_INCLUDE_DIR}")
endif()
# Prefer the -pthread flag on Linux.
set(THREADS_PREFER_PTHREAD_FLAG ON)
find_package(Threads REQUIRED)
@ -606,13 +615,6 @@ elseif (WIN32)
# PSAPI is the Process Status API
set(PLATFORM_LIBRARIES ${PLATFORM_LIBRARIES} psapi imm32 version)
endif()
if (YUZU_CRASH_DUMPS)
find_library(DBGHELP_LIBRARY dbghelp)
if ("${DBGHELP_LIBRARY}" STREQUAL "DBGHELP_LIBRARY-NOTFOUND")
message(FATAL_ERROR "YUZU_CRASH_DUMPS enabled but dbghelp library not found")
endif()
endif()
elseif (CMAKE_SYSTEM_NAME MATCHES "^(Linux|kFreeBSD|GNU|SunOS)$")
set(PLATFORM_LIBRARIES rt)
endif()

102
externals/CMakeLists.txt vendored
View file

@ -185,3 +185,105 @@ if (ANDROID)
add_subdirectory(libadrenotools)
endif()
endif()
# Breakpad
# https://github.com/microsoft/vcpkg/blob/master/ports/breakpad/CMakeLists.txt
if (YUZU_CRASH_DUMPS AND NOT TARGET libbreakpad_client)
set(BREAKPAD_WIN32_DEFINES
NOMINMAX
UNICODE
WIN32_LEAN_AND_MEAN
_CRT_SECURE_NO_WARNINGS
_CRT_SECURE_NO_DEPRECATE
_CRT_NONSTDC_NO_DEPRECATE
)
# libbreakpad
add_library(libbreakpad STATIC)
file(GLOB_RECURSE LIBBREAKPAD_SOURCES breakpad/src/processor/*.cc)
file(GLOB_RECURSE LIBDISASM_SOURCES breakpad/src/third_party/libdisasm/*.c)
list(FILTER LIBBREAKPAD_SOURCES EXCLUDE REGEX "_unittest|_selftest|synth_minidump|/tests|/testdata|/solaris|microdump_stackwalk|minidump_dump|minidump_stackwalk")
if (WIN32)
list(FILTER LIBBREAKPAD_SOURCES EXCLUDE REGEX "/linux|/mac|/android")
target_compile_definitions(libbreakpad PRIVATE ${BREAKPAD_WIN32_DEFINES})
target_include_directories(libbreakpad PRIVATE "${CMAKE_GENERATOR_INSTANCE}/DIA SDK/include")
elseif (APPLE)
list(FILTER LIBBREAKPAD_SOURCES EXCLUDE REGEX "/linux|/windows|/android")
else()
list(FILTER LIBBREAKPAD_SOURCES EXCLUDE REGEX "/mac|/windows|/android")
endif()
target_sources(libbreakpad PRIVATE ${LIBBREAKPAD_SOURCES} ${LIBDISASM_SOURCES})
target_include_directories(libbreakpad
PUBLIC
${CMAKE_CURRENT_SOURCE_DIR}/breakpad/src
${CMAKE_CURRENT_SOURCE_DIR}/breakpad/src/third_party/libdisasm
)
# libbreakpad_client
add_library(libbreakpad_client STATIC)
file(GLOB LIBBREAKPAD_COMMON_SOURCES breakpad/src/common/*.cc breakpad/src/common/*.c breakpad/src/client/*.cc)
if (WIN32)
file(GLOB_RECURSE LIBBREAKPAD_CLIENT_SOURCES breakpad/src/client/windows/*.cc breakpad/src/common/windows/*.cc)
list(FILTER LIBBREAKPAD_COMMON_SOURCES EXCLUDE REGEX "language.cc|path_helper.cc|stabs_to_module.cc|stabs_reader.cc|minidump_file_writer.cc")
target_include_directories(libbreakpad_client PRIVATE "${CMAKE_GENERATOR_INSTANCE}/DIA SDK/include")
target_compile_definitions(libbreakpad_client PRIVATE ${BREAKPAD_WIN32_DEFINES})
elseif (APPLE)
target_compile_definitions(libbreakpad_client PRIVATE HAVE_MACH_O_NLIST_H)
file(GLOB_RECURSE LIBBREAKPAD_CLIENT_SOURCES breakpad/src/client/mac/*.cc breakpad/src/common/mac/*.cc)
list(APPEND LIBBREAKPAD_CLIENT_SOURCES breakpad/src/common/mac/MachIPC.mm)
else()
target_compile_definitions(libbreakpad_client PUBLIC -DHAVE_A_OUT_H)
file(GLOB_RECURSE LIBBREAKPAD_CLIENT_SOURCES breakpad/src/client/linux/*.cc breakpad/src/common/linux/*.cc)
endif()
list(APPEND LIBBREAKPAD_CLIENT_SOURCES ${LIBBREAKPAD_COMMON_SOURCES})
list(FILTER LIBBREAKPAD_CLIENT_SOURCES EXCLUDE REGEX "/sender|/tests|/unittests|/testcases|_unittest|_test")
target_sources(libbreakpad_client PRIVATE ${LIBBREAKPAD_CLIENT_SOURCES})
target_include_directories(libbreakpad_client PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/breakpad/src)
if (WIN32)
target_link_libraries(libbreakpad_client PRIVATE wininet.lib)
elseif (APPLE)
find_library(CoreFoundation_FRAMEWORK CoreFoundation)
target_link_libraries(libbreakpad_client PRIVATE ${CoreFoundation_FRAMEWORK})
else()
find_library(PTHREAD_LIBRARIES pthread)
target_compile_definitions(libbreakpad_client PRIVATE HAVE_GETCONTEXT=1)
if (PTHREAD_LIBRARIES)
target_link_libraries(libbreakpad_client PRIVATE ${PTHREAD_LIBRARIES})
endif()
endif()
# Host tools for symbol processing
if (LINUX)
find_package(ZLIB REQUIRED)
add_executable(minidump_stackwalk breakpad/src/processor/minidump_stackwalk.cc)
target_link_libraries(minidump_stackwalk PRIVATE libbreakpad libbreakpad_client)
add_executable(dump_syms
breakpad/src/common/dwarf_cfi_to_module.cc
breakpad/src/common/dwarf_cu_to_module.cc
breakpad/src/common/dwarf_line_to_module.cc
breakpad/src/common/dwarf_range_list_handler.cc
breakpad/src/common/language.cc
breakpad/src/common/module.cc
breakpad/src/common/path_helper.cc
breakpad/src/common/stabs_reader.cc
breakpad/src/common/stabs_to_module.cc
breakpad/src/common/dwarf/bytereader.cc
breakpad/src/common/dwarf/dwarf2diehandler.cc
breakpad/src/common/dwarf/dwarf2reader.cc
breakpad/src/common/dwarf/elf_reader.cc
breakpad/src/common/linux/crc32.cc
breakpad/src/common/linux/dump_symbols.cc
breakpad/src/common/linux/elf_symbols_to_module.cc
breakpad/src/common/linux/elfutils.cc
breakpad/src/common/linux/file_id.cc
breakpad/src/common/linux/linux_libc_support.cc
breakpad/src/common/linux/memory_mapped_file.cc
breakpad/src/common/linux/safe_readlink.cc
breakpad/src/tools/linux/dump_syms/dump_syms.cc)
target_link_libraries(dump_syms PRIVATE libbreakpad_client ZLIB::ZLIB)
endif()
endif()

1
externals/breakpad vendored Submodule

@ -0,0 +1 @@
Subproject commit c89f9dddc793f19910ef06c13e4fd240da4e7a59

2
externals/dynarmic vendored

@ -1 +1 @@
Subproject commit 7da378033a7764f955516f75194856d87bbcd7a5
Subproject commit 0df09e2f6b61c2d7ad2f2053d4f020a5c33e0378

1
src/common/fs/fs_paths.h
View file

@ -13,6 +13,7 @@
#define AMIIBO_DIR "amiibo"
#define CACHE_DIR "cache"
#define CONFIG_DIR "config"
#define CRASH_DUMPS_DIR "crash_dumps"
#define DUMP_DIR "dump"
#define KEYS_DIR "keys"
#define LOAD_DIR "load"

1
src/common/fs/path_util.cpp
View file

@ -119,6 +119,7 @@ public:
GenerateYuzuPath(YuzuPath::AmiiboDir, yuzu_path / AMIIBO_DIR);
GenerateYuzuPath(YuzuPath::CacheDir, yuzu_path_cache);
GenerateYuzuPath(YuzuPath::ConfigDir, yuzu_path_config);
GenerateYuzuPath(YuzuPath::CrashDumpsDir, yuzu_path / CRASH_DUMPS_DIR);
GenerateYuzuPath(YuzuPath::DumpDir, yuzu_path / DUMP_DIR);
GenerateYuzuPath(YuzuPath::KeysDir, yuzu_path / KEYS_DIR);
GenerateYuzuPath(YuzuPath::LoadDir, yuzu_path / LOAD_DIR);

1
src/common/fs/path_util.h
View file

@ -15,6 +15,7 @@ enum class YuzuPath {
AmiiboDir, // Where Amiibo backups are stored.
CacheDir, // Where cached filesystem data is stored.
ConfigDir, // Where config files are stored.
CrashDumpsDir, // Where crash dumps are stored.
DumpDir, // Where dumped data is stored.
KeysDir, // Where key files are stored.
LoadDir, // Where cheat/mod files are stored.

1
src/common/settings.h
View file

@ -500,7 +500,6 @@ struct Values {
linkage, false, "use_auto_stub", Category::Debugging, Specialization::Default, false};
Setting<bool> enable_all_controllers{linkage, false, "enable_all_controllers",
Category::Debugging};
Setting<bool> create_crash_dumps{linkage, false, "create_crash_dumps", Category::Debugging};
Setting<bool> perform_vulkan_check{linkage, true, "perform_vulkan_check", Category::Debugging};
// Miscellaneous

10
src/yuzu/CMakeLists.txt
View file

@ -225,14 +225,14 @@ add_executable(yuzu
yuzu.rc
)
if (WIN32 AND YUZU_CRASH_DUMPS)
if (YUZU_CRASH_DUMPS)
target_sources(yuzu PRIVATE
mini_dump.cpp
mini_dump.h
breakpad.cpp
breakpad.h
)
target_link_libraries(yuzu PRIVATE ${DBGHELP_LIBRARY})
target_compile_definitions(yuzu PRIVATE -DYUZU_DBGHELP)
target_link_libraries(yuzu PRIVATE libbreakpad_client)
target_compile_definitions(yuzu PRIVATE YUZU_CRASH_DUMPS)
endif()
if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")

77
src/yuzu/breakpad.cpp Normal file
View file

@ -0,0 +1,77 @@
// SPDX-FileCopyrightText: 2023 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <algorithm>
#include <ranges>
#if defined(_WIN32)
#include <client/windows/handler/exception_handler.h>
#elif defined(__linux__)
#include <client/linux/handler/exception_handler.h>
#else
#error Minidump creation not supported on this platform
#endif
#include "common/fs/fs_paths.h"
#include "common/fs/path_util.h"
#include "yuzu/breakpad.h"
namespace Breakpad {
static void PruneDumpDirectory(const std::filesystem::path& dump_path) {
// Code in this function should be exception-safe.
struct Entry {
std::filesystem::path path;
std::filesystem::file_time_type last_write_time;
};
std::vector<Entry> existing_dumps;
// Get existing entries.
std::error_code ec;
std::filesystem::directory_iterator dir(dump_path, ec);
for (auto& entry : dir) {
if (entry.is_regular_file()) {
existing_dumps.push_back(Entry{
.path = entry.path(),
.last_write_time = entry.last_write_time(ec),
});
}
}
// Sort descending by creation date.
std::ranges::stable_sort(existing_dumps, [](const auto& a, const auto& b) {
return a.last_write_time > b.last_write_time;
});
// Delete older dumps.
for (size_t i = 5; i < existing_dumps.size(); i++) {
std::filesystem::remove(existing_dumps[i].path, ec);
}
}
#if defined(__linux__)
[[noreturn]] bool DumpCallback(const google_breakpad::MinidumpDescriptor& descriptor, void* context,
bool succeeded) {
// Prevent time- and space-consuming core dumps from being generated, as we have
// already generated a minidump and a core file will not be useful anyway.
_exit(1);
}
#endif
void InstallCrashHandler() {
// Write crash dumps to profile directory.
const auto dump_path = GetYuzuPath(Common::FS::YuzuPath::CrashDumpsDir);
PruneDumpDirectory(dump_path);
#if defined(_WIN32)
// TODO: If we switch to MinGW builds for Windows, this needs to be wrapped in a C API.
static google_breakpad::ExceptionHandler eh{dump_path, nullptr, nullptr, nullptr,
google_breakpad::ExceptionHandler::HANDLER_ALL};
#elif defined(__linux__)
static google_breakpad::MinidumpDescriptor descriptor{dump_path};
static google_breakpad::ExceptionHandler eh{descriptor, nullptr, DumpCallback,
nullptr, true, -1};
#endif
}
} // namespace Breakpad

10
src/yuzu/breakpad.h Normal file
View file

@ -0,0 +1,10 @@
// SPDX-FileCopyrightText: 2023 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
namespace Breakpad {
void InstallCrashHandler();
}

18
src/yuzu/configuration/configure_debug.cpp
View file

@ -27,16 +27,6 @@ ConfigureDebug::ConfigureDebug(const Core::System& system_, QWidget* parent)
connect(ui->toggle_gdbstub, &QCheckBox::toggled,
[&]() { ui->gdbport_spinbox->setEnabled(ui->toggle_gdbstub->isChecked()); });
connect(ui->create_crash_dumps, &QCheckBox::stateChanged, [&](int) {
if (crash_dump_warning_shown) {
return;
}
QMessageBox::warning(this, tr("Restart Required"),
tr("yuzu is required to restart in order to apply this setting."),
QMessageBox::Ok, QMessageBox::Ok);
crash_dump_warning_shown = true;
});
}
ConfigureDebug::~ConfigureDebug() = default;
@ -89,13 +79,6 @@ void ConfigureDebug::SetConfiguration() {
ui->disable_web_applet->setEnabled(false);
ui->disable_web_applet->setText(tr("Web applet not compiled"));
#endif
#ifdef YUZU_DBGHELP
ui->create_crash_dumps->setChecked(Settings::values.create_crash_dumps.GetValue());
#else
ui->create_crash_dumps->setEnabled(false);
ui->create_crash_dumps->setText(tr("MiniDump creation not compiled"));
#endif
}
void ConfigureDebug::ApplyConfiguration() {
@ -107,7 +90,6 @@ void ConfigureDebug::ApplyConfiguration() {
Settings::values.enable_fs_access_log = ui->fs_access_log->isChecked();
Settings::values.reporting_services = ui->reporting_services->isChecked();
Settings::values.dump_audio_commands = ui->dump_audio_commands->isChecked();
Settings::values.create_crash_dumps = ui->create_crash_dumps->isChecked();
Settings::values.quest_flag = ui->quest_flag->isChecked();
Settings::values.use_debug_asserts = ui->use_debug_asserts->isChecked();
Settings::values.use_auto_stub = ui->use_auto_stub->isChecked();

7
src/yuzu/configuration/configure_debug.ui
View file

@ -471,13 +471,6 @@
</property>
</widget>
</item>
<item row="4" column="0">
<widget class="QCheckBox" name="create_crash_dumps">
<property name="text">
<string>Create Minidump After Crash</string>
</property>
</widget>
</item>
<item row="3" column="0">
<widget class="QCheckBox" name="dump_audio_commands">
<property name="toolTip">

19
src/yuzu/main.cpp
View file

@ -155,8 +155,8 @@ static FileSys::VirtualFile VfsDirectoryCreateFileWrapper(const FileSys::Virtual
#include "yuzu/util/clickable_label.h"
#include "yuzu/vk_device_info.h"
#ifdef YUZU_DBGHELP
#include "yuzu/mini_dump.h"
#ifdef YUZU_CRASH_DUMPS
#include "yuzu/breakpad.h"
#endif
using namespace Common::Literals;
@ -5054,22 +5054,15 @@ int main(int argc, char* argv[]) {
return 0;
}
#ifdef YUZU_DBGHELP
PROCESS_INFORMATION pi;
if (!is_child && Settings::values.create_crash_dumps.GetValue() &&
MiniDump::SpawnDebuggee(argv[0], pi)) {
// Delete the config object so that it doesn't save when the program exits
config.reset(nullptr);
MiniDump::DebugDebuggee(pi);
return 0;
}
#endif
if (StartupChecks(argv[0], &has_broken_vulkan,
Settings::values.perform_vulkan_check.GetValue())) {
return 0;
}
#ifdef YUZU_CRASH_DUMPS
Breakpad::InstallCrashHandler();
#endif
Common::DetachedTasks detached_tasks;
MicroProfileOnThreadCreate("Frontend");
SCOPE_EXIT({ MicroProfileShutdown(); });

202
src/yuzu/mini_dump.cpp
View file

@ -1,202 +0,0 @@
// SPDX-FileCopyrightText: 2022 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <cstdio>
#include <cstring>
#include <ctime>
#include <filesystem>
#include <fmt/format.h>
#include <windows.h>
#include "yuzu/mini_dump.h"
#include "yuzu/startup_checks.h"
// dbghelp.h must be included after windows.h
#include <dbghelp.h>
namespace MiniDump {
void CreateMiniDump(HANDLE process_handle, DWORD process_id, MINIDUMP_EXCEPTION_INFORMATION* info,
EXCEPTION_POINTERS* pep) {
char file_name[255];
const std::time_t the_time = std::time(nullptr);
std::strftime(file_name, 255, "yuzu-crash-%Y%m%d%H%M%S.dmp", std::localtime(&the_time));
// Open the file
HANDLE file_handle = CreateFileA(file_name, GENERIC_READ | GENERIC_WRITE, 0, nullptr,
CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, nullptr);
if (file_handle == nullptr || file_handle == INVALID_HANDLE_VALUE) {
fmt::print(stderr, "CreateFileA failed. Error: {}", GetLastError());
return;
}
// Create the minidump
const MINIDUMP_TYPE dump_type = MiniDumpNormal;
const bool write_dump_status = MiniDumpWriteDump(process_handle, process_id, file_handle,
dump_type, (pep != 0) ? info : 0, 0, 0);
if (write_dump_status) {
fmt::print(stderr, "MiniDump created: {}", file_name);
} else {
fmt::print(stderr, "MiniDumpWriteDump failed. Error: {}", GetLastError());
}
// Close the file
CloseHandle(file_handle);
}
void DumpFromDebugEvent(DEBUG_EVENT& deb_ev, PROCESS_INFORMATION& pi) {
EXCEPTION_RECORD& record = deb_ev.u.Exception.ExceptionRecord;
HANDLE thread_handle = OpenThread(THREAD_GET_CONTEXT, false, deb_ev.dwThreadId);
if (thread_handle == nullptr) {
fmt::print(stderr, "OpenThread failed ({})", GetLastError());
return;
}
// Get child process context
CONTEXT context = {};
context.ContextFlags = CONTEXT_ALL;
if (!GetThreadContext(thread_handle, &context)) {
fmt::print(stderr, "GetThreadContext failed ({})", GetLastError());
return;
}
// Create exception pointers for minidump
EXCEPTION_POINTERS ep;
ep.ExceptionRecord = &record;
ep.ContextRecord = &context;
MINIDUMP_EXCEPTION_INFORMATION info;
info.ThreadId = deb_ev.dwThreadId;
info.ExceptionPointers = &ep;
info.ClientPointers = false;
CreateMiniDump(pi.hProcess, pi.dwProcessId, &info, &ep);
if (CloseHandle(thread_handle) == 0) {
fmt::print(stderr, "error: CloseHandle(thread_handle) failed ({})", GetLastError());
}
}
bool SpawnDebuggee(const char* arg0, PROCESS_INFORMATION& pi) {
std::memset(&pi, 0, sizeof(pi));
// Don't debug if we are already being debugged
if (IsDebuggerPresent()) {
return false;
}
if (!SpawnChild(arg0, &pi, 0)) {
fmt::print(stderr, "warning: continuing without crash dumps");
return false;
}
const bool can_debug = DebugActiveProcess(pi.dwProcessId);
if (!can_debug) {
fmt::print(stderr,
"warning: DebugActiveProcess failed ({}), continuing without crash dumps",
GetLastError());
return false;
}
return true;
}
static const char* ExceptionName(DWORD exception) {
switch (exception) {
case EXCEPTION_ACCESS_VIOLATION:
return "EXCEPTION_ACCESS_VIOLATION";
case EXCEPTION_DATATYPE_MISALIGNMENT:
return "EXCEPTION_DATATYPE_MISALIGNMENT";
case EXCEPTION_BREAKPOINT:
return "EXCEPTION_BREAKPOINT";
case EXCEPTION_SINGLE_STEP:
return "EXCEPTION_SINGLE_STEP";
case EXCEPTION_ARRAY_BOUNDS_EXCEEDED:
return "EXCEPTION_ARRAY_BOUNDS_EXCEEDED";
case EXCEPTION_FLT_DENORMAL_OPERAND:
return "EXCEPTION_FLT_DENORMAL_OPERAND";
case EXCEPTION_FLT_DIVIDE_BY_ZERO:
return "EXCEPTION_FLT_DIVIDE_BY_ZERO";
case EXCEPTION_FLT_INEXACT_RESULT:
return "EXCEPTION_FLT_INEXACT_RESULT";
case EXCEPTION_FLT_INVALID_OPERATION:
return "EXCEPTION_FLT_INVALID_OPERATION";
case EXCEPTION_FLT_OVERFLOW:
return "EXCEPTION_FLT_OVERFLOW";
case EXCEPTION_FLT_STACK_CHECK:
return "EXCEPTION_FLT_STACK_CHECK";
case EXCEPTION_FLT_UNDERFLOW:
return "EXCEPTION_FLT_UNDERFLOW";
case EXCEPTION_INT_DIVIDE_BY_ZERO:
return "EXCEPTION_INT_DIVIDE_BY_ZERO";
case EXCEPTION_INT_OVERFLOW:
return "EXCEPTION_INT_OVERFLOW";
case EXCEPTION_PRIV_INSTRUCTION:
return "EXCEPTION_PRIV_INSTRUCTION";
case EXCEPTION_IN_PAGE_ERROR:
return "EXCEPTION_IN_PAGE_ERROR";
case EXCEPTION_ILLEGAL_INSTRUCTION:
return "EXCEPTION_ILLEGAL_INSTRUCTION";
case EXCEPTION_NONCONTINUABLE_EXCEPTION:
return "EXCEPTION_NONCONTINUABLE_EXCEPTION";
case EXCEPTION_STACK_OVERFLOW:
return "EXCEPTION_STACK_OVERFLOW";
case EXCEPTION_INVALID_DISPOSITION:
return "EXCEPTION_INVALID_DISPOSITION";
case EXCEPTION_GUARD_PAGE:
return "EXCEPTION_GUARD_PAGE";
case EXCEPTION_INVALID_HANDLE:
return "EXCEPTION_INVALID_HANDLE";
default:
return "unknown exception type";
}
}
void DebugDebuggee(PROCESS_INFORMATION& pi) {
DEBUG_EVENT deb_ev = {};
while (deb_ev.dwDebugEventCode != EXIT_PROCESS_DEBUG_EVENT) {
const bool wait_success = WaitForDebugEvent(&deb_ev, INFINITE);
if (!wait_success) {
fmt::print(stderr, "error: WaitForDebugEvent failed ({})", GetLastError());
return;
}
switch (deb_ev.dwDebugEventCode) {
case OUTPUT_DEBUG_STRING_EVENT:
case CREATE_PROCESS_DEBUG_EVENT:
case CREATE_THREAD_DEBUG_EVENT:
case EXIT_PROCESS_DEBUG_EVENT:
case EXIT_THREAD_DEBUG_EVENT:
case LOAD_DLL_DEBUG_EVENT:
case RIP_EVENT:
case UNLOAD_DLL_DEBUG_EVENT:
// Continue on all other debug events
ContinueDebugEvent(deb_ev.dwProcessId, deb_ev.dwThreadId, DBG_CONTINUE);
break;
case EXCEPTION_DEBUG_EVENT:
EXCEPTION_RECORD& record = deb_ev.u.Exception.ExceptionRecord;
// We want to generate a crash dump if we are seeing the same exception again.
if (!deb_ev.u.Exception.dwFirstChance) {
fmt::print(stderr, "Creating MiniDump on ExceptionCode: 0x{:08x} {}\n",
record.ExceptionCode, ExceptionName(record.ExceptionCode));
DumpFromDebugEvent(deb_ev, pi);
}
// Continue without handling the exception.
// Lets the debuggee use its own exception handler.
// - If one does not exist, we will see the exception once more where we make a minidump
// for. Then when it reaches here again, yuzu will probably crash.
// - DBG_CONTINUE on an exception that the debuggee does not handle can set us up for an
// infinite loop of exceptions.
ContinueDebugEvent(deb_ev.dwProcessId, deb_ev.dwThreadId, DBG_EXCEPTION_NOT_HANDLED);
break;
}
}
}
} // namespace MiniDump

19
src/yuzu/mini_dump.h
View file

@ -1,19 +0,0 @@
// SPDX-FileCopyrightText: 2022 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <windows.h>
#include <dbghelp.h>
namespace MiniDump {
void CreateMiniDump(HANDLE process_handle, DWORD process_id, MINIDUMP_EXCEPTION_INFORMATION* info,
EXCEPTION_POINTERS* pep);
void DumpFromDebugEvent(DEBUG_EVENT& deb_ev, PROCESS_INFORMATION& pi);
bool SpawnDebuggee(const char* arg0, PROCESS_INFORMATION& pi);
void DebugDebuggee(PROCESS_INFORMATION& pi);
} // namespace MiniDump

4
vcpkg.json
View file

@ -33,10 +33,6 @@
"description": "Compile tests",
"dependencies": [ "catch2" ]
},
"dbghelp": {
"description": "Compile Windows crash dump (Minidump) support",
"dependencies": [ "dbghelp" ]
},
"web-service": {
"description": "Enable web services (telemetry, etc.)",
"dependencies": [