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New, experimental crashhandler for windows (creates minidumps).

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Several minor fixes and improvements.
This commit is contained in:
Michał W. Urbańczyk
2009-07-31 20:10:22 +00:00
parent 586957b749
commit 78afb07f52
11 changed files with 169 additions and 32 deletions
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116
CConsoleHandler.cpp
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@ -3,7 +3,17 @@
#include "CConsoleHandler.h"
#include <boost/function.hpp>
#include <boost/thread.hpp>
#include <iomanip>
/*
* CConsoleHandler.cpp, part of VCMI engine
*
* Authors: listed in file AUTHORS in main folder
*
* License: GNU General Public License v2.0 or later
* Full text of license available in license.txt file, in main folder
*
*/
#ifndef _WIN32
typedef std::string TColor;
@ -17,6 +27,8 @@
#define CONSOLE_GRAY "\x1b[0;40;39m"
#else
#include <windows.h>
#include <dbghelp.h>
#pragma comment(lib, "dbghelp.lib")
typedef WORD TColor;
#define _kill_thread(a) TerminateThread(a,0)
@ -33,16 +45,101 @@
TColor defColor;
#ifdef _WIN32
void printWinError()
{
//Get error code
int error = GetLastError();
if(!error)
{
tlog0 << "No Win error information set.\n";
return;
}
tlog1 << "Error " << error << " encountered:\n";
//Get error description
char* pTemp = NULL;
FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_IGNORE_INSERTS | FORMAT_MESSAGE_FROM_SYSTEM,
NULL, error, MAKELANGID( LANG_NEUTRAL, SUBLANG_DEFAULT ), (LPSTR)&pTemp, 1, NULL);
tlog1 << pTemp << std::endl;
LocalFree( pTemp );
}
const char* exceptionName(DWORD exc)
{
#define EXC_CASE(EXC) case EXCEPTION_##EXC : return "EXCEPTION_" #EXC
switch (exc)
{
EXC_CASE(ACCESS_VIOLATION);
EXC_CASE(DATATYPE_MISALIGNMENT);
EXC_CASE(BREAKPOINT);
EXC_CASE(SINGLE_STEP);
EXC_CASE(ARRAY_BOUNDS_EXCEEDED);
EXC_CASE(FLT_DENORMAL_OPERAND);
EXC_CASE(FLT_DIVIDE_BY_ZERO);
EXC_CASE(FLT_INEXACT_RESULT);
EXC_CASE(FLT_INVALID_OPERATION);
EXC_CASE(FLT_OVERFLOW);
EXC_CASE(FLT_STACK_CHECK);
EXC_CASE(FLT_UNDERFLOW);
EXC_CASE(INT_DIVIDE_BY_ZERO);
EXC_CASE(INT_OVERFLOW);
EXC_CASE(PRIV_INSTRUCTION);
EXC_CASE(IN_PAGE_ERROR);
EXC_CASE(ILLEGAL_INSTRUCTION);
EXC_CASE(NONCONTINUABLE_EXCEPTION);
EXC_CASE(STACK_OVERFLOW);
EXC_CASE(INVALID_DISPOSITION);
EXC_CASE(GUARD_PAGE);
EXC_CASE(INVALID_HANDLE);
default:
return "UNKNOWN EXCEPTION";
}
#undef EXC_CASE
}
LONG WINAPI onUnhandledException(EXCEPTION_POINTERS* exception)
{
tlog1 << "Disaster happened.\n";
PEXCEPTION_RECORD einfo = exception->ExceptionRecord;
tlog1 << "Reason: 0x" << std::hex << einfo->ExceptionCode << " - " << exceptionName(einfo->ExceptionCode);
tlog1 << " at " << std::setfill('0') << std::setw(4) << exception->ContextRecord->SegCs << ":" << (void*)einfo->ExceptionAddress << std::endl;;
if (einfo->ExceptionCode == EXCEPTION_ACCESS_VIOLATION)
{
tlog1 << "Attempt to " << (einfo->ExceptionInformation[0] == 1 ? "write to " : "read from ")
<< "0x" << std::setw(8) << (void*)einfo->ExceptionInformation[1] << std::endl;;
}
const DWORD threadId = ::GetCurrentThreadId();
tlog1 << "Thread ID: " << threadId << " [" << std::dec << std::setw(0) << threadId << "]\n";
//exception info to be placed in the dump
MINIDUMP_EXCEPTION_INFORMATION meinfo = {threadId, exception, TRUE};
//create file where dump will be placed
char *mname = NULL;
char buffer[MAX_PATH + 1];
HMODULE hModule = NULL;
GetModuleFileNameA(hModule, buffer, MAX_PATH);
mname = strrchr(buffer, '\\');
if (mname != 0)
mname++;
else
mname = buffer;
strcat(mname, "_crashinfo.dmp");
HANDLE dfile = CreateFileA(mname, GENERIC_READ|GENERIC_WRITE, FILE_SHARE_WRITE|FILE_SHARE_READ, 0, CREATE_ALWAYS, 0, 0);
tlog1 << "Crash info will be put in " << dfile << std::endl;
MiniDumpWriteDump(GetCurrentProcess(), GetCurrentProcessId(), dfile, MiniDumpWithDataSegs, &meinfo, 0, 0);
MessageBoxA(0, "VCMI has crashed. We are sorry. File with information about encountered problem has been created.", "VCMI Crashhandler", MB_OK | MB_ICONERROR);
return EXCEPTION_EXECUTE_HANDLER;
}
#endif
/*
* CConsoleHandler.cpp, part of VCMI engine
*
* Authors: listed in file AUTHORS in main folder
*
* License: GNU General Public License v2.0 or later
* Full text of license available in license.txt file, in main folder
*
*/
void CConsoleHandler::setColor(int level)
{
@ -100,6 +197,7 @@ CConsoleHandler::CConsoleHandler()
CONSOLE_SCREEN_BUFFER_INFO csbi;
GetConsoleScreenBufferInfo(handleOut,&csbi);
defColor = csbi.wAttributes;
SetUnhandledExceptionFilter(onUnhandledException);
#else
defColor = "\x1b[0m";
#endif