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code for a watchdog debug dump.

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git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@4318 fc73d0e0-1445-4013-8a0c-d673dee63da5
This commit is contained in:
Spoike 2013-04-13 13:42:57 +00:00
parent 8b3541b9b4
commit 6ce12710eb
1 changed files with 77 additions and 9 deletions
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86
engine/client/sys_win.c
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@ -556,9 +556,10 @@ void DumpGLState(void)
}
#endif
DWORD CrashExceptionHandler (DWORD exceptionCode, LPEXCEPTION_POINTERS exceptionInfo)
DWORD CrashExceptionHandler (qboolean iswatchdog, DWORD exceptionCode, LPEXCEPTION_POINTERS exceptionInfo)
{
char dumpPath[1024];
char msg[1024];
HANDLE hProc = GetCurrentProcess();
DWORD procid = GetCurrentProcessId();
HANDLE dumpfile;
@ -568,7 +569,7 @@ DWORD CrashExceptionHandler (DWORD exceptionCode, LPEXCEPTION_POINTERS exception
BOOL (WINAPI *pIsDebuggerPresent)(void);
#ifdef PRINTGLARRAYS
if (qrenderer == QR_OPENGL)
if (!iswatchdog && qrenderer == QR_OPENGL)
DumpGLState();
#endif
@ -576,10 +577,11 @@ DWORD CrashExceptionHandler (DWORD exceptionCode, LPEXCEPTION_POINTERS exception
pIsDebuggerPresent = (void*)GetProcAddress(hKernel, "IsDebuggerPresent");
#ifdef GLQUAKE
//restores gamma
GLVID_Crashed();
#endif
if (pIsDebuggerPresent ())
if (!iswatchdog && pIsDebuggerPresent ())
{
/*if we have a current window, minimize it to bring us out of fullscreen*/
extern qboolean vid_initializing;
@ -591,7 +593,10 @@ DWORD CrashExceptionHandler (DWORD exceptionCode, LPEXCEPTION_POINTERS exception
}
/*if we have a current window, kill it, so it can't steal input of handle window messages or anything risky like that*/
DestroyWindow(mainwindow);
if (iswatchdog)
ShowWindow(mainwindow, SW_MINIMIZE);
else
DestroyWindow(mainwindow);
hDbgHelp = LoadLibrary ("DBGHELP");
if (hDbgHelp)
@ -601,8 +606,23 @@ DWORD CrashExceptionHandler (DWORD exceptionCode, LPEXCEPTION_POINTERS exception
if (fnMiniDumpWriteDump)
{
if (MessageBox(NULL, "KABOOM! We crashed!\nBlame the monkey in the corner.\nI hope you saved your work.\nWould you like to take a dump now?", DISTRIBUTION " Sucks", MB_ICONSTOP|MB_YESNO) != IDYES)
return EXCEPTION_EXECUTE_HANDLER;
if (iswatchdog)
{
switch (MessageBox(NULL, "Fizzle... We hit an infinite loop! Or something is just really slow.\nBlame the monkey in the corner.\nI hope you saved your work.\nWould you like to take a dump now?", DISTRIBUTION " Sucks", MB_ICONSTOP|MB_YESNOCANCEL))
{
case IDYES:
break; //take a dump.
case IDNO:
exit(0);
default: //cancel = run the exception handler, which means we reset the watchdog.
return EXCEPTION_EXECUTE_HANDLER;
}
}
else
{
if (MessageBox(NULL, "KABOOM! We crashed!\nBlame the monkey in the corner.\nI hope you saved your work.\nWould you like to take a dump now?", DISTRIBUTION " Sucks", MB_ICONSTOP|MB_YESNO) != IDYES)
return EXCEPTION_EXECUTE_HANDLER;
}
/*take a dump*/
GetTempPath (sizeof(dumpPath)-16, dumpPath);
@ -617,15 +637,55 @@ DWORD CrashExceptionHandler (DWORD exceptionCode, LPEXCEPTION_POINTERS exception
if (fnMiniDumpWriteDump(hProc, procid, dumpfile, MiniDumpWithIndirectlyReferencedMemory|MiniDumpWithDataSegs, &crashinfo, NULL, NULL))
{
CloseHandle(dumpfile);
MessageBox(NULL, va("You can find the crashdump at\n%s\nPlease send this file to someone.\n\nWarning: sensitive information (like your current user name) might be present in the dump.\nYou will probably want to compress it.", dumpPath), DISTRIBUTION " Sucks", 0);
return EXCEPTION_EXECUTE_HANDLER;
Q_snprintfz(msg, sizeof(msg), "You can find the crashdump at\n%s\nPlease send this file to someone.\n\nWarning: sensitive information (like your current user name) might be present in the dump.\nYou will probably want to compress it.", dumpPath);
MessageBox(NULL, msg, DISTRIBUTION " Sucks", 0);
}
else
MessageBox(NULL, "MiniDumpWriteDump failed", "oh noes", 0);
}
else
{
Q_snprintfz(msg, sizeof(msg), "unable to open %s\nno dump created.", dumpPath);
MessageBox(NULL, msg, "oh noes", 0);
}
}
else
MessageBox(NULL, "Kaboom! Sorry. No MiniDumpWriteDump function.", DISTRIBUTION " Sucks", 0);
return EXCEPTION_EXECUTE_HANDLER;
}
volatile int watchdogframe; //incremented each frame.
int watchdogthread(void *arg)
{
int oldframe = watchdogframe;
int newframe;
int secs = 0;
while(1)
{
newframe = watchdogframe;
if (oldframe != newframe)
{
oldframe = newframe;
secs = 0;
}
else
{
secs++;
if (secs > 10)
{
secs = 0;
__try
{
*(int*)arg = -3;
}
__except (CrashExceptionHandler(true, GetExceptionCode(), GetExceptionInformation()))
{
}
}
}
Sleep(1000);
}
return 0;
}
#endif
int *debug;
@ -2448,6 +2508,11 @@ int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLin
if (Sys_CheckUpdated())
return true;
#ifdef CATCHCRASH
if (COM_CheckParm("-watchdog"))
Sys_CreateThread("watchdog", watchdogthread, NULL, 0, 0);
#endif
isPlugin = !!COM_CheckParm("-plugin");
if (isPlugin)
{
@ -2574,6 +2639,9 @@ int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLin
/* main window message loop */
while (1)
{
#ifdef CATCHCRASH
watchdogframe++;
#endif
if (isDedicated)
{
#ifndef CLIENTONLY
@ -2623,7 +2691,7 @@ int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLin
}
}
#ifdef CATCHCRASH
__except (CrashExceptionHandler(GetExceptionCode(), GetExceptionInformation()))
__except (CrashExceptionHandler(false, GetExceptionCode(), GetExceptionInformation()))
{
return 1;
}