# crashlog_win.cpp

Go to the documentation of this file.

    00001 /* $Id: crashlog_win.cpp 18855 2010-01-18 10:11:27Z smatz $ */
    00002
    00003 /*
    00004  * This file is part of OpenTTD.
    00005  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
    00006  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
    00007  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
    00008  */
    00009
    00012 #include "../../stdafx.h"
    00013 #include "../../crashlog.h"
    00014 #include "win32.h"
    00015 #include "../../core/alloc_func.hpp"
    00016 #include "../../core/math_func.hpp"
    00017 #include "../../string_func.h"
    00018 #include "../../fileio_func.h"
    00019 #include "../../strings_func.h"
    00020 #include "../../gamelog.h"
    00021 #include "../../saveload/saveload.h"
    00022
    00023 #include <windows.h>
    00024 #include <signal.h>
    00025
    00029 class CrashLogWindows : public CrashLog {
    00031   EXCEPTION_POINTERS *ep;
    00032
    00033   /* virtual */ char *LogOSVersion(char *buffer, const char *last) const;
    00034   /* virtual */ char *LogError(char *buffer, const char *last, const char *message) const;
    00035   /* virtual */ char *LogStacktrace(char *buffer, const char *last) const;
    00036   /* virtual */ char *LogRegisters(char *buffer, const char *last) const;
    00037   /* virtual */ char *LogModules(char *buffer, const char *last) const;
    00038 public:
    00039 #if defined(_MSC_VER)
    00040   /* virtual */ int WriteCrashDump(char *filename, const char *filename_last) const;
    00041 #endif /* _MSC_VER */
    00042
    00044   char crashlog[65536];
    00046   char crashlog_filename[MAX_PATH];
    00048   char crashdump_filename[MAX_PATH];
    00050   char screenshot_filename[MAX_PATH];
    00051
    00056   CrashLogWindows(EXCEPTION_POINTERS *ep = NULL) :
    00057     ep(ep)
    00058   {
    00059     this->crashlog[0] = '\0';
    00060     this->crashlog_filename[0] = '\0';
    00061     this->crashdump_filename[0] = '\0';
    00062     this->screenshot_filename[0] = '\0';
    00063   }
    00064
    00068   static CrashLogWindows *current;
    00069 };
    00070
    00071 /* static */ CrashLogWindows *CrashLogWindows::current = NULL;
    00072
    00073 /* virtual */ char *CrashLogWindows::LogOSVersion(char *buffer, const char *last) const
    00074 {
    00075   _OSVERSIONINFOA os;
    00076   os.dwOSVersionInfoSize = sizeof(os);
    00077   GetVersionExA(&os);
    00078
    00079   return buffer + seprintf(buffer, last,
    00080       "Operating system:\n"
    00081       " Name:     Windows\n"
    00082       " Release:  %d.%d.%d (%s)\n",
    00083       (int)os.dwMajorVersion,
    00084       (int)os.dwMinorVersion,
    00085       (int)os.dwBuildNumber,
    00086       os.szCSDVersion
    00087   );
    00088
    00089 }
    00090
    00091 /* virtual */ char *CrashLogWindows::LogError(char *buffer, const char *last, const char *message) const
    00092 {
    00093   return buffer + seprintf(buffer, last,
    00094       "Crash reason:\n"
    00095       " Exception: %.8X\n"
    00096 #ifdef _M_AMD64
    00097       " Location:  %.16IX\n"
    00098 #else
    00099       " Location:  %.8X\n"
    00100 #endif
    00101       " Message:   %s\n\n",
    00102       (int)ep->ExceptionRecord->ExceptionCode,
    00103       (size_t)ep->ExceptionRecord->ExceptionAddress,
    00104       message == NULL ? "<none>" : message
    00105   );
    00106 }
    00107
    00108 struct DebugFileInfo {
    00109   uint32 size;
    00110   uint32 crc32;
    00111   SYSTEMTIME file_time;
    00112 };
    00113
    00114 static uint32 *_crc_table;
    00115
    00116 static void MakeCRCTable(uint32 *table)
    00117 {
    00118   uint32 crc, poly = 0xEDB88320L;
    00119   int i;
    00120   int j;
    00121
    00122   _crc_table = table;
    00123
    00124   for (i = 0; i != 256; i++) {
    00125     crc = i;
    00126     for (j = 8; j != 0; j--) {
    00127       crc = (crc & 1 ? (crc >> 1) ^ poly : crc >> 1);
    00128     }
    00129     table[i] = crc;
    00130   }
    00131 }
    00132
    00133 static uint32 CalcCRC(byte *data, uint size, uint32 crc)
    00134 {
    00135   for (; size > 0; size--) {
    00136     crc = ((crc >> 8) & 0x00FFFFFF) ^ _crc_table[(crc ^ *data++) & 0xFF];
    00137   }
    00138   return crc;
    00139 }
    00140
    00141 static void GetFileInfo(DebugFileInfo *dfi, const TCHAR *filename)
    00142 {
    00143   HANDLE file;
    00144   memset(dfi, 0, sizeof(*dfi));
    00145
    00146   file = CreateFile(filename, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, 0);
    00147   if (file != INVALID_HANDLE_VALUE) {
    00148     byte buffer[1024];
    00149     DWORD numread;
    00150     uint32 filesize = 0;
    00151     FILETIME write_time;
    00152     uint32 crc = (uint32)-1;
    00153
    00154     for (;;) {
    00155       if (ReadFile(file, buffer, sizeof(buffer), &numread, NULL) == 0 || numread == 0)
    00156         break;
    00157       filesize += numread;
    00158       crc = CalcCRC(buffer, numread, crc);
    00159     }
    00160     dfi->size = filesize;
    00161     dfi->crc32 = crc ^ (uint32)-1;
    00162
    00163     if (GetFileTime(file, NULL, NULL, &write_time)) {
    00164       FileTimeToSystemTime(&write_time, &dfi->file_time);
    00165     }
    00166     CloseHandle(file);
    00167   }
    00168 }
    00169
    00170
    00171 static char *PrintModuleInfo(char *output, const char *last, HMODULE mod)
    00172 {
    00173   TCHAR buffer[MAX_PATH];
    00174   DebugFileInfo dfi;
    00175
    00176   GetModuleFileName(mod, buffer, MAX_PATH);
    00177   GetFileInfo(&dfi, buffer);
    00178   output += seprintf(output, last, " %-20s handle: %p size: %d crc: %.8X date: %d-%.2d-%.2d %.2d:%.2d:%.2d\n",
    00179     WIDE_TO_MB(buffer),
    00180     mod,
    00181     dfi.size,
    00182     dfi.crc32,
    00183     dfi.file_time.wYear,
    00184     dfi.file_time.wMonth,
    00185     dfi.file_time.wDay,
    00186     dfi.file_time.wHour,
    00187     dfi.file_time.wMinute,
    00188     dfi.file_time.wSecond
    00189   );
    00190   return output;
    00191 }
    00192
    00193 /* virtual */ char *CrashLogWindows::LogModules(char *output, const char *last) const
    00194 {
    00195   MakeCRCTable(AllocaM(uint32, 256));
    00196   BOOL (WINAPI *EnumProcessModules)(HANDLE, HMODULE*, DWORD, LPDWORD);
    00197
    00198   output += seprintf(output, last, "Module information:\n");
    00199
    00200   if (LoadLibraryList((Function*)&EnumProcessModules, "psapi.dll\0EnumProcessModules\0\0")) {
    00201     HMODULE modules[100];
    00202     DWORD needed;
    00203     BOOL res;
    00204
    00205     HANDLE proc = OpenProcess(PROCESS_ALL_ACCESS, FALSE, GetCurrentProcessId());
    00206     if (proc != NULL) {
    00207       res = EnumProcessModules(proc, modules, sizeof(modules), &needed);
    00208       CloseHandle(proc);
    00209       if (res) {
    00210         size_t count = min(needed / sizeof(HMODULE), lengthof(modules));
    00211
    00212         for (size_t i = 0; i != count; i++) output = PrintModuleInfo(output, last, modules[i]);
    00213         return output + seprintf(output, last, "\n");
    00214       }
    00215     }
    00216   }
    00217   output = PrintModuleInfo(output, last, NULL);
    00218   return output + seprintf(output, last, "\n");
    00219 }
    00220
    00221 /* virtual */ char *CrashLogWindows::LogRegisters(char *buffer, const char *last) const
    00222 {
    00223   buffer += seprintf(buffer, last, "Registers:\n");
    00224 #ifdef _M_AMD64
    00225   buffer += seprintf(buffer, last,
    00226     " RAX: %.16llX RBX: %.16llX RCX: %.16llX RDX: %.16llX\n"
    00227     " RSI: %.16llX RDI: %.16llX RBP: %.16llX RSP: %.16llX\n"
    00228     " R8:  %.16llX R9:  %.16llX R10: %.16llX R11: %.16llX\n"
    00229     " R12: %.16llX R13: %.16llX R14: %.16llX R15: %.16llX\n"
    00230     " RIP: %.16llX EFLAGS: %.8X\n",
    00231     ep->ContextRecord->Rax,
    00232     ep->ContextRecord->Rbx,
    00233     ep->ContextRecord->Rcx,
    00234     ep->ContextRecord->Rdx,
    00235     ep->ContextRecord->Rsi,
    00236     ep->ContextRecord->Rdi,
    00237     ep->ContextRecord->Rbp,
    00238     ep->ContextRecord->Rsp,
    00239     ep->ContextRecord->R8,
    00240     ep->ContextRecord->R9,
    00241     ep->ContextRecord->R10,
    00242     ep->ContextRecord->R11,
    00243     ep->ContextRecord->R12,
    00244     ep->ContextRecord->R13,
    00245     ep->ContextRecord->R14,
    00246     ep->ContextRecord->R15,
    00247     ep->ContextRecord->Rip,
    00248     ep->ContextRecord->EFlags
    00249   );
    00250 #else
    00251   buffer += seprintf(buffer, last,
    00252     " EAX: %.8X EBX: %.8X ECX: %.8X EDX: %.8X\n"
    00253     " ESI: %.8X EDI: %.8X EBP: %.8X ESP: %.8X\n"
    00254     " EIP: %.8X EFLAGS: %.8X\n",
    00255     (int)ep->ContextRecord->Eax,
    00256     (int)ep->ContextRecord->Ebx,
    00257     (int)ep->ContextRecord->Ecx,
    00258     (int)ep->ContextRecord->Edx,
    00259     (int)ep->ContextRecord->Esi,
    00260     (int)ep->ContextRecord->Edi,
    00261     (int)ep->ContextRecord->Ebp,
    00262     (int)ep->ContextRecord->Esp,
    00263     (int)ep->ContextRecord->Eip,
    00264     (int)ep->ContextRecord->EFlags
    00265   );
    00266 #endif
    00267
    00268   buffer += seprintf(buffer, last, "\n Bytes at instruction pointer:\n");
    00269 #ifdef _M_AMD64
    00270   byte *b = (byte*)ep->ContextRecord->Rip;
    00271 #else
    00272   byte *b = (byte*)ep->ContextRecord->Eip;
    00273 #endif
    00274   for (int i = 0; i != 24; i++) {
    00275     if (IsBadReadPtr(b, 1)) {
    00276       buffer += seprintf(buffer, last, " ??"); // OCR: WAS: , 0);
    00277     } else {
    00278       buffer += seprintf(buffer, last, " %.2X", *b);
    00279     }
    00280     b++;
    00281   }
    00282   return buffer + seprintf(buffer, last, "\n\n");
    00283 }
    00284
    00285 /* virtual */ char *CrashLogWindows::LogStacktrace(char *buffer, const char *last) const
    00286 {
    00287   buffer += seprintf(buffer, last, "Stack trace:\n");
    00288 #ifdef _M_AMD64
    00289   uint32 *b = (uint32*)ep->ContextRecord->Rsp;
    00290 #else
    00291   uint32 *b = (uint32*)ep->ContextRecord->Esp;
    00292 #endif
    00293   for (int j = 0; j != 24; j++) {
    00294     for (int i = 0; i != 8; i++) {
    00295       if (IsBadReadPtr(b, sizeof(uint32))) {
    00296         buffer += seprintf(buffer, last, " ????????"); // OCR: WAS - , 0);
    00297       } else {
    00298         buffer += seprintf(buffer, last, " %.8X", *b);
    00299       }
    00300       b++;
    00301     }
    00302     buffer += seprintf(buffer, last, "\n");
    00303   }
    00304   return buffer + seprintf(buffer, last, "\n");
    00305 }
    00306
    00307 #if defined(_MSC_VER)
    00308 #include <dbghelp.h>
    00309
    00310 /* virtual */ int CrashLogWindows::WriteCrashDump(char *filename, const char *filename_last) const
    00311 {
    00312   int ret = 0;
    00313   HMODULE dbghelp = LoadLibrary(_T("dbghelp.dll"));
    00314   if (dbghelp != NULL) {
    00315     typedef BOOL (WINAPI *MiniDumpWriteDump_t)(HANDLE, DWORD, HANDLE,
    00316         MINIDUMP_TYPE,
    00317         CONST PMINIDUMP_EXCEPTION_INFORMATION,
    00318         CONST PMINIDUMP_USER_STREAM_INFORMATION,
    00319         CONST PMINIDUMP_CALLBACK_INFORMATION);
    00320     MiniDumpWriteDump_t funcMiniDumpWriteDump = (MiniDumpWriteDump_t)GetProcAddress(dbghelp, "MiniDumpWriteDump");
    00321     if (funcMiniDumpWriteDump != NULL) {
    00322       seprintf(filename, filename_last, "%scrash.dmp", _personal_dir);
    00323       HANDLE file  = CreateFile(OTTD2FS(filename), GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0);
    00324       HANDLE proc  = GetCurrentProcess();
    00325       DWORD procid = GetCurrentProcessId();
    00326       MINIDUMP_EXCEPTION_INFORMATION mdei;
    00327       MINIDUMP_USER_STREAM userstream;
    00328       MINIDUMP_USER_STREAM_INFORMATION musi;
    00329
    00330       userstream.Type        = LastReservedStream + 1;
    00331       userstream.Buffer      = (void*)this->crashlog;
    00332       userstream.BufferSize  = (ULONG)strlen(this->crashlog) + 1;
    00333
    00334       musi.UserStreamCount   = 1;
    00335       musi.UserStreamArray   = &userstream;
    00336
    00337       mdei.ThreadId = GetCurrentThreadId();
    00338       mdei.ExceptionPointers  = ep;
    00339       mdei.ClientPointers     = false;
    00340
    00341       funcMiniDumpWriteDump(proc, procid, file, MiniDumpWithDataSegs, &mdei, &musi, NULL);
    00342       ret = 1;
    00343     } else {
    00344       ret = -1;
    00345     }
    00346     FreeLibrary(dbghelp);
    00347   }
    00348   return ret;
    00349 }
    00350 #endif /* _MSC_VER */
    00351
    00352 extern bool CloseConsoleLogIfActive();
    00353 static void ShowCrashlogWindow();
    00354
    00359 void *_safe_esp = NULL;
    00360
    00361 static LONG WINAPI ExceptionHandler(EXCEPTION_POINTERS *ep)
    00362 {
    00363   if (CrashLogWindows::current != NULL) {
    00364     CrashLog::AfterCrashLogCleanup();
    00365     ExitProcess(2);
    00366   }
    00367
    00368   if (GamelogTestEmergency()) {
    00369     static const TCHAR _emergency_crash[] =
    00370       _T("A serious fault condition occured in the game. The game will shut down.\n")
    00371       _T("As you loaded an emergency savegame no crash information will be generated.\n");
    00372     MessageBox(NULL, _emergency_crash, _T("Fatal Application Failure"), MB_ICONERROR);
    00373     ExitProcess(3);
    00374   }
    00375
    00376   if (SaveloadCrashWithMissingNewGRFs()) {
    00377     static const TCHAR _saveload_crash[] =
    00378       _T("A serious fault condition occured in the game. The game will shut down.\n")
    00379       _T("As you loaded an savegame for which you do not have the required NewGRFs\n")
    00380       _T("no crash information will be generated.\n");
    00381     MessageBox(NULL, _saveload_crash, _T("Fatal Application Failure"), MB_ICONERROR);
    00382     ExitProcess(3);
    00383   }
    00384
    00385   CrashLogWindows *log = new CrashLogWindows(ep);
    00386   CrashLogWindows::current = log;
    00387   log->FillCrashLog(log->crashlog, lastof(log->crashlog));
    00388   log->WriteCrashLog(log->crashlog, log->crashlog_filename, lastof(log->crashlog_filename));
    00389   log->WriteCrashDump(log->crashdump_filename, lastof(log->crashdump_filename));
    00390   log->WriteScreenshot(log->screenshot_filename, lastof(log->screenshot_filename));
    00391
    00392   /* Close any possible log files */
    00393   CloseConsoleLogIfActive();
    00394
    00395   if (_safe_esp) {
    00396 #ifdef _M_AMD64
    00397     ep->ContextRecord->Rip = (DWORD64)ShowCrashlogWindow;
    00398     ep->ContextRecord->Rsp = (DWORD64)_safe_esp;
    00399 #else
    00400     ep->ContextRecord->Eip = (DWORD)ShowCrashlogWindow;
    00401     ep->ContextRecord->Esp = (DWORD)_safe_esp;
    00402 #endif
    00403     return EXCEPTION_CONTINUE_EXECUTION;
    00404   }
    00405
    00406   CrashLog::AfterCrashLogCleanup();
    00407   return EXCEPTION_EXECUTE_HANDLER;
    00408 }
    00409
    00410 #ifdef _M_AMD64
    00411 extern "C" void *_get_safe_esp();
    00412 #endif
    00413
    00414 static void CDECL CustomAbort(int signal)
    00415 {
    00416   RaiseException(0xE1212012, 0, 0, NULL);
    00417 }
    00418
    00419 /* static */ void CrashLog::InitialiseCrashLog()
    00420 {
    00421 #if defined(_MSC_VER)
    00422 #ifdef _M_AMD64
    00423   _safe_esp = _get_safe_esp();
    00424 #else
    00425   _asm {
    00426     mov _safe_esp, esp
    00427   }
    00428 #endif
    00429 #else
    00430   asm("movl %esp, __safe_esp");
    00431 #endif
    00432
    00433   /* SIGABRT is not an unhandled exception, so we need to intercept it. */
    00434   signal(SIGABRT, CustomAbort);
    00435 #if defined(_MSC_VER)
    00436   /* Don't show abort message as we will get the crashlog window anyway. */
    00437   _set_abort_behavior(0, _WRITE_ABORT_MSG);
    00438 #endif
    00439   SetUnhandledExceptionFilter(ExceptionHandler);
    00440 }
    00441
    00442 /* The crash log GUI */
    00443
    00444 static bool _expanded;
    00445
    00446 static const TCHAR _crash_desc[] =
    00447   _T("A serious fault condition occured in the game. The game will shut down.\n")
    00448   _T("Please send the crash information and the crash.dmp file (if any) to the developers.\n")
    00449   _T("This will greatly help debugging. The correct place to do this is http://bugs.openttd.org. ")
    00450   _T("The information contained in the report is displayed below.\n")
    00451   _T("Press \"Emergency save\" to attempt saving the game. Generated file(s):\n")
    00452   _T("%s");
    00453
    00454 static const TCHAR _save_succeeded[] =
    00455   _T("Emergency save succeeded.\nIts location is '%s'.\n")
    00456   _T("Be aware that critical parts of the internal game state may have become ")
    00457   _T("corrupted. The saved game is not guaranteed to work.");
    00458
    00459 static const TCHAR * const _expand_texts[] = {_T("S&how report >>"), _T("&Hide report <<") };
    00460
    00461 static void SetWndSize(HWND wnd, int mode)
    00462 {
    00463   RECT r, r2;
    00464
    00465   GetWindowRect(wnd, &r);
    00466   SetDlgItemText(wnd, 15, _expand_texts[mode == 1]);
    00467
    00468   if (mode >= 0) {
    00469     GetWindowRect(GetDlgItem(wnd, 11), &r2);
    00470     int offs = r2.bottom - r2.top + 10;
    00471     if (!mode) offs = -offs;
    00472     SetWindowPos(wnd, HWND_TOPMOST, 0, 0,
    00473       r.right - r.left, r.bottom - r.top + offs, SWP_NOMOVE | SWP_NOZORDER);
    00474   } else {
    00475     SetWindowPos(wnd, HWND_TOPMOST,
    00476       (GetSystemMetrics(SM_CXSCREEN) - (r.right - r.left)) / 2,
    00477       (GetSystemMetrics(SM_CYSCREEN) - (r.bottom - r.top)) / 2,
    00478       0, 0, SWP_NOSIZE);
    00479   }
    00480 }
    00481
    00482 static INT_PTR CALLBACK CrashDialogFunc(HWND wnd, UINT msg, WPARAM wParam, LPARAM lParam)
    00483 {
    00484   switch (msg) {
    00485     case WM_INITDIALOG: {
    00486 #if defined(UNICODE)
    00487       /* We need to put the crash-log in a seperate buffer because the default
    00488        * buffer in MB_TO_WIDE is not large enough (512 chars) */
    00489       wchar_t crash_msgW[lengthof(CrashLogWindows::current->crashlog)];
    00490 #endif
    00491       /* Convert unix -> dos newlines because the edit box only supports that properly :( */
    00492       const char *unix_nl = CrashLogWindows::current->crashlog;
    00493       char dos_nl[lengthof(CrashLogWindows::current->crashlog)];
    00494       char *p = dos_nl;
    00495       WChar c;
    00496       while ((c = Utf8Consume(&unix_nl)) && p < lastof(dos_nl) - 4) { // 4 is max number of bytes per character
    00497         if (c == '\n') p += Utf8Encode(p, '\r');
    00498         p += Utf8Encode(p, c);
    00499       }
    00500       *p = '\0';
    00501
    00502       /* Add path to crash.log and crash.dmp (if any) to the crash window text */
    00503       size_t len = _tcslen(_crash_desc) + 2;
    00504       len += _tcslen(OTTD2FS(CrashLogWindows::current->crashlog_filename)) + 2;
    00505       len += _tcslen(OTTD2FS(CrashLogWindows::current->crashdump_filename)) + 2;
    00506       len += _tcslen(OTTD2FS(CrashLogWindows::current->screenshot_filename)) + 1;
    00507
    00508       TCHAR *text = AllocaM(TCHAR, len);
    00509       _sntprintf(text, len, _crash_desc, OTTD2FS(CrashLogWindows::current->crashlog_filename));
    00510       if (OTTD2FS(CrashLogWindows::current->crashdump_filename)[0] != _T('\0')) {
    00511         _tcscat(text, _T("\n"));
    00512         _tcscat(text, OTTD2FS(CrashLogWindows::current->crashdump_filename));
    00513       }
    00514       if (OTTD2FS(CrashLogWindows::current->screenshot_filename)[0] != _T('\0')) {
    00515         _tcscat(text, _T("\n"));
    00516         _tcscat(text, OTTD2FS(CrashLogWindows::current->screenshot_filename));
    00517       }
    00518
    00519       SetDlgItemText(wnd, 10, text);
    00520       SetDlgItemText(wnd, 11, MB_TO_WIDE_BUFFER(dos_nl, crash_msgW, lengthof(crash_msgW)));
    00521       SendDlgItemMessage(wnd, 11, WM_SETFONT, (WPARAM)GetStockObject(ANSI_FIXED_FONT), FALSE);
    00522       SetWndSize(wnd, -1);
    00523     } return TRUE;
    00524     case WM_COMMAND:
    00525       switch (wParam) {
    00526         case 12: // Close
    00527           CrashLog::AfterCrashLogCleanup();
    00528           ExitProcess(2);
    00529         case 13: // Emergency save
    00530           char filename[MAX_PATH];
    00531           if (CrashLogWindows::current->WriteSavegame(filename, lastof(filename))) {
    00532             size_t len = _tcslen(_save_succeeded) + _tcslen(OTTD2FS(filename)) + 1;
    00533             TCHAR *text = AllocaM(TCHAR, len);
    00534             _sntprintf(text, len, _save_succeeded, OTTD2FS(filename));
    00535             MessageBox(wnd, text, _T("Save successful"), MB_ICONINFORMATION);
    00536           } else {
    00537             MessageBox(wnd, _T("Save failed"), _T("Save failed"), MB_ICONINFORMATION);
    00538           }
    00539           break;
    00540         case 15: // Expand window to show crash-message
    00541           _expanded ^= 1;
    00542           SetWndSize(wnd, _expanded);
    00543           break;
    00544       }
    00545       return TRUE;
    00546     case WM_CLOSE:
    00547       CrashLog::AfterCrashLogCleanup();
    00548       ExitProcess(2);
    00549   }
    00550
    00551   return FALSE;
    00552 }
    00553
    00554 static void ShowCrashlogWindow()
    00555 {
    00556   ShowCursor(TRUE);
    00557   ShowWindow(GetActiveWindow(), FALSE);
    00558   DialogBox(GetModuleHandle(NULL), MAKEINTRESOURCE(100), NULL, CrashDialogFunc);
    00559 }