windows-nt/Source/XPSP1/NT/multimedia/directx/dxg/d3d8/shval/errlog.cpp

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2020-09-26 03:20:57 -05:00
///////////////////////////////////////////////////////////////////////////////
// Copyright (C) Microsoft Corporation, 2000.
//
// errlog.cpp
//
// Direct3D Reference Device - Error log for shader validation.
//
///////////////////////////////////////////////////////////////////////////////
#include "pch.cpp"
#pragma hdrstop
//-----------------------------------------------------------------------------
// CErrorLog::CErrorLog
//-----------------------------------------------------------------------------
CErrorLog::CErrorLog( BOOL bRememberAllSpew )
{
m_TotalStringLength = 0;
m_pHead = NULL;
m_pTail = NULL;
m_bRememberAllSpew = bRememberAllSpew;
}
//-----------------------------------------------------------------------------
// CErrorLog::~CErrorLog
//-----------------------------------------------------------------------------
CErrorLog::~CErrorLog()
{
ErrorLogNode* pCurr = m_pHead;
while( pCurr )
{
ErrorLogNode* pDeleteMe = pCurr;
pCurr = pCurr->pNext;
delete pDeleteMe;
}
m_pHead = NULL;
m_pTail = NULL;
}
//-----------------------------------------------------------------------------
// CErrorLog::AppendText
//-----------------------------------------------------------------------------
void CErrorLog::AppendText( const char* pszFormat, ... )
{
#if DBG
OutputDebugString("D3D Shader Validator: ");
#endif
ErrorLogNode* pNewString = new ErrorLogNode;
if( NULL == pNewString )
{
OutputDebugString("Out of memory.\n");
return;
}
_snprintf( pNewString->String, ERRORLOG_STRINGSIZE-1, "");
va_list marker;
va_start(marker, pszFormat);
_vsnprintf(pNewString->String+lstrlen(pNewString->String), ERRORLOG_STRINGSIZE - lstrlen(pNewString->String) - 2, pszFormat, marker);
_snprintf( pNewString->String, ERRORLOG_STRINGSIZE - 2, "%s", pNewString->String );
strcat( pNewString->String, "\n" ); // force trailing \n
pNewString->String[ERRORLOG_STRINGSIZE-1] = '\0'; // force trailing \0.
#if DBG
OutputDebugString(pNewString->String);
#endif
if( m_bRememberAllSpew )
{
// append node
if( NULL == m_pHead )
m_pHead = pNewString;
if( NULL != m_pTail )
m_pTail->pNext = pNewString;
m_pTail = pNewString;
pNewString->pNext = NULL;
m_TotalStringLength += strlen(pNewString->String);
}
else
{
delete pNewString;
}
}
//-----------------------------------------------------------------------------
// CErrorLog::WriteLogToBuffer()
//
// Call GetLogBufferSizeRequired() first to figure out how big to make pBuffer
//-----------------------------------------------------------------------------
void CErrorLog::WriteLogToBuffer( char* pBuffer )
{
if( NULL == pBuffer )
return;
pBuffer[0] = '\0';
if( NULL != m_pHead )
{
ErrorLogNode* pCurr = m_pHead;
while( pCurr )
{
strcat(pBuffer,pCurr->String);
pCurr = pCurr->pNext;
}
}
}