Textractor/GUI/main.cpp
Akash Mozumdar de109d0840 tiny fixes
2018-12-02 02:57:03 -05:00

62 lines
2.0 KiB
C++

#include "mainwindow.h"
#include "host/util.h"
#include <sstream>
#include <QApplication>
#include <QDir>
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"; }
}
thread_local std::wstring lastError = L"Unknown error";
__declspec(noreturn) void Terminate()
{
MessageBoxW(NULL, lastError.c_str(), L"Textractor ERROR", MB_ICONERROR);
std::abort();
}
LONG WINAPI ExceptionLogger(EXCEPTION_POINTERS* exception)
{
thread_local static auto terminateSetter = std::invoke(std::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: " << Util::GetModuleFileName((HMODULE)info.AllocationBase).value_or(L"Could not find") << std::endl <<
L"Additional info: " << info.AllocationBase << std::endl;
if (exception->ExceptionRecord->ExceptionCode == 0xE06D7363)
errorMsg << L"Additional info: " << GetCppExceptionInfo(exception) << 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;
}
}
int main(int argc, char *argv[])
{
AddVectoredExceptionHandler(FALSE, ExceptionLogger);
SetUnhandledExceptionFilter([](auto) -> LONG { Terminate(); });
QDir::setCurrent(QFileInfo(QString::fromStdWString(Util::GetModuleFileName().value())).absolutePath());
QApplication a(argc, argv);
MainWindow w;
w.show();
return a.exec();
}