Textractor_test/GUI/host/exception.cpp
2020-02-28 00:34:34 -07:00

58 lines
2.1 KiB
C++

#include "common.h"
#include "module.h"
#include <sstream>
namespace
{
char* GetCppExceptionInfo(EXCEPTION_POINTERS* exception)
{
// See https://blogs.msdn.microsoft.com/oldnewthing/20100730-00/?p=13273
// Not very reliable so use __try
__try { return ((char****)exception->ExceptionRecord->ExceptionInformation[2])[3][1][1] + 8; }
__except (EXCEPTION_EXECUTE_HANDLER) { return "Could not find"; }
}
const char* GetCppExceptionMessage(EXCEPTION_POINTERS* exception)
{
__try { return ((std::exception*)exception->ExceptionRecord->ExceptionInformation[1])->what(); }
__except (EXCEPTION_EXECUTE_HANDLER) { return "Could not find"; }
}
thread_local std::wstring lastError = L"Unknown error";
__declspec(noreturn) void Terminate()
{
MessageBoxW(NULL, lastError.c_str(), L"Textractor ERROR", MB_ICONERROR);
abort();
}
LONG WINAPI ExceptionLogger(EXCEPTION_POINTERS* exception)
{
thread_local static auto _ = set_terminate(Terminate);
MEMORY_BASIC_INFORMATION info = {};
VirtualQuery(exception->ExceptionRecord->ExceptionAddress, &info, sizeof(info));
std::wstringstream errorMsg;
errorMsg << std::uppercase << std::hex <<
L"Error code: " << exception->ExceptionRecord->ExceptionCode << std::endl <<
L"Error address: " << exception->ExceptionRecord->ExceptionAddress << std::endl <<
L"Error in module: " << GetModuleFilename((HMODULE)info.AllocationBase).value_or(L"Could not find") << std::endl <<
L"Additional info: " << info.AllocationBase << std::endl;
if (exception->ExceptionRecord->ExceptionCode == 0xE06D7363)
{
if (char* info = GetCppExceptionInfo(exception)) errorMsg << L"Additional info: " << info << std::endl;
if (const char* info = GetCppExceptionMessage(exception)) errorMsg << L"Additional info: " << info << std::endl;
}
for (int i = 0; i < exception->ExceptionRecord->NumberParameters; ++i)
errorMsg << L"Additional info: " << exception->ExceptionRecord->ExceptionInformation[i] << std::endl;
lastError = errorMsg.str();
return EXCEPTION_CONTINUE_SEARCH;
}
auto _ = (AddVectoredExceptionHandler(FALSE, ExceptionLogger), SetUnhandledExceptionFilter([](auto) -> LONG { Terminate(); }));
}