Files
UnrealEngineUWP/Engine/Source/Developer/CrashDebugHelper/Private/Windows/CrashDebugHelperWindows.cpp
Chris Wood 331dc71420 Fix MDD callstack stripping bug and add -NoTrimCallstack command line arg to MDD
#jira OR-26335
#rb Jamie.Dale
#lockdown Nick.Penwarden

[CL 3075435 by Chris Wood in Main branch]
2016-08-03 10:55:57 -04:00

114 lines
3.1 KiB
C++

// Copyright 1998-2016 Epic Games, Inc. All Rights Reserved.
#include "CrashDebugHelperPrivatePCH.h"
#include "CrashDebugHelperWindows.h"
#include "WindowsPlatformStackWalkExt.h"
#include "EngineVersion.h"
#include "ISourceControlModule.h"
#include "AllowWindowsPlatformTypes.h"
#include <DbgHelp.h>
bool FCrashDebugHelperWindows::CreateMinidumpDiagnosticReport( const FString& InCrashDumpFilename )
{
const bool bSyncSymbols = FParse::Param( FCommandLine::Get(), TEXT( "SyncSymbols" ) );
const bool bAnnotate = FParse::Param( FCommandLine::Get(), TEXT( "Annotate" ) );
const bool bNoTrim = FParse::Param(FCommandLine::Get(), TEXT("NoTrimCallstack"));
const bool bUseSCC = bSyncSymbols || bAnnotate;
if( bUseSCC )
{
InitSourceControl( false );
}
FWindowsPlatformStackWalkExt WindowsStackWalkExt( CrashInfo );
const bool bReady = WindowsStackWalkExt.InitStackWalking();
bool bHasAtLeastThreeValidFunctions = false;
if( bReady && WindowsStackWalkExt.OpenDumpFile( InCrashDumpFilename ) )
{
if( CrashInfo.BuiltFromCL != FCrashInfo::INVALID_CHANGELIST )
{
// Get the build version and modules paths.
FCrashModuleInfo ExeFileVersion;
WindowsStackWalkExt.GetExeFileVersionAndModuleList( ExeFileVersion );
// CrashInfo now contains a changelist to lookup a label for
if( bSyncSymbols )
{
FindSymbolsAndBinariesStorage();
const bool bSynced = SyncModules();
// Without symbols we can't decode the provided minidump.
if( !bSynced )
{
return 0;
}
}
// Initialise the symbol options
WindowsStackWalkExt.InitSymbols();
// Set the symbol path based on the loaded modules
WindowsStackWalkExt.SetSymbolPathsFromModules();
// Get all the info we should ever need about the modules
WindowsStackWalkExt.GetModuleInfoDetailed();
// Get info about the system that created the minidump
WindowsStackWalkExt.GetSystemInfo();
// Get all the thread info
WindowsStackWalkExt.GetThreadInfo();
// Get exception info
WindowsStackWalkExt.GetExceptionInfo();
// Get the callstacks for each thread
bHasAtLeastThreeValidFunctions = WindowsStackWalkExt.GetCallstacks(!bNoTrim) >= 3;
// Sync the source file where the crash occurred
if( CrashInfo.SourceFile.Len() > 0 )
{
if( bSyncSymbols && CrashInfo.BuiltFromCL > 0 )
{
UE_LOG( LogCrashDebugHelper, Log, TEXT( "Using CL %i to sync crash source file" ), CrashInfo.BuiltFromCL );
SyncSourceFile();
}
// Try to annotate the file if requested
bool bAnnotationSuccessful = false;
if( bAnnotate )
{
bAnnotationSuccessful = AddAnnotatedSourceToReport();
}
// If annotation is not requested, or failed, add the standard source context
if( !bAnnotationSuccessful )
{
AddSourceToReport();
}
}
}
else
{
UE_LOG( LogCrashDebugHelper, Warning, TEXT( "Invalid built from changelist" ) );
}
}
else
{
UE_LOG( LogCrashDebugHelper, Warning, TEXT( "Failed to open crash dump file: %s" ), *InCrashDumpFilename );
}
if( bUseSCC )
{
ShutdownSourceControl();
}
return bHasAtLeastThreeValidFunctions;
}
#include "HideWindowsPlatformTypes.h"