100 lines
2.7 KiB
C++
100 lines
2.7 KiB
C++
|
//
|
||
|
|
// MODULE: APIwraps.CPP
|
||
|
|
//
|
||
|
|
// PURPOSE: Encapsulate common blocks of API functionality within a class.
|
||
|
|
//
|
||
|
|
// COMPANY: Saltmine Creative, Inc. (206)-284-7511 support@saltmine.com
|
||
|
|
//
|
||
|
|
// AUTHOR: Randy Biley
|
||
|
|
//
|
||
|
|
// ORIGINAL DATE: 9-30-98
|
||
|
|
//
|
||
|
|
// NOTES:
|
||
|
|
//
|
||
|
|
// Version Date By Comments
|
||
|
|
//--------------------------------------------------------------------
|
||
|
|
// V3.0 09-30-98 RAB
|
||
|
|
//
|
||
|
|
|
||
|
|
#include "stdafx.h"
|
||
|
|
#include "apiwraps.h"
|
||
|
|
#include "event.h"
|
||
|
|
#include "baseexception.h"
|
||
|
|
|
||
|
|
|
||
|
|
APIwraps::APIwraps()
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|
||
|
|
APIwraps::~APIwraps()
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|
||
|
|
// Function used to handle the situation where we wish to detect sluggish or stalled objects
|
||
|
|
// and log this delay before going into an infinite wait.
|
||
|
|
/*static*/ bool APIwraps::WaitAndLogIfSlow(
|
||
|
|
HANDLE hndl, // Handle of object to be waited on.
|
||
|
|
LPCSTR srcFile, // Calling source file (__FILE__), used for logging.
|
||
|
|
// LPCSTR, not LPCTSTR, because __FILE__ is a char*, not a TCHAR*
|
||
|
|
int srcLine, // Calling source line (__LINE__), used for logging.
|
||
|
|
DWORD TimeOutVal /*=60000*/ // Time-out interval in millisecond. After
|
||
|
|
// this we log an error, then wait infinitely
|
||
|
|
)
|
||
|
|
{
|
||
|
|
bool bRetVal= false;
|
||
|
|
DWORD nWaitRetVal;
|
||
|
|
CBuildSrcFileLinenoStr SrcLoc( srcFile, srcLine );
|
||
|
|
|
||
|
|
nWaitRetVal= ::WaitForSingleObject( hndl, TimeOutVal );
|
||
|
|
if (nWaitRetVal == WAIT_FAILED)
|
||
|
|
{
|
||
|
|
// very bad news, should never happen
|
||
|
|
DWORD dwErr = ::GetLastError();
|
||
|
|
CString strErr;
|
||
|
|
strErr.Format(_T("%d"), dwErr);
|
||
|
|
CBuildSrcFileLinenoStr SrcLoc3(__FILE__, __LINE__);
|
||
|
|
CEvent::ReportWFEvent( SrcLoc.GetSrcFileLineStr(),
|
||
|
|
SrcLoc3.GetSrcFileLineStr(),
|
||
|
|
_T("Thread wait failed."),
|
||
|
|
strErr,
|
||
|
|
EV_GTS_ERROR_STUCK_THREAD );
|
||
|
|
}
|
||
|
|
else if (nWaitRetVal == WAIT_TIMEOUT)
|
||
|
|
{
|
||
|
|
// Initial wait timed out, note in log, and wait infinitely.
|
||
|
|
CBuildSrcFileLinenoStr SrcLoc1(__FILE__, __LINE__);
|
||
|
|
CEvent::ReportWFEvent( SrcLoc.GetSrcFileLineStr(),
|
||
|
|
SrcLoc1.GetSrcFileLineStr(),
|
||
|
|
_T("Thread wait exceeded initial timeout interval."),
|
||
|
|
_T(""),
|
||
|
|
EV_GTS_STUCK_THREAD );
|
||
|
|
|
||
|
|
nWaitRetVal= ::WaitForSingleObject( hndl, INFINITE );
|
||
|
|
|
||
|
|
// If successfully got what we were waiting for (after logging an apparent
|
||
|
|
// problem), log the fact that it's ultimately OK.
|
||
|
|
if (nWaitRetVal == WAIT_OBJECT_0)
|
||
|
|
{
|
||
|
|
CBuildSrcFileLinenoStr SrcLoc2(__FILE__, __LINE__);
|
||
|
|
CEvent::ReportWFEvent( SrcLoc.GetSrcFileLineStr(),
|
||
|
|
SrcLoc2.GetSrcFileLineStr(),
|
||
|
|
_T("Thread infinite wait succeeded."),
|
||
|
|
_T(""),
|
||
|
|
EV_GTS_STUCK_THREAD );
|
||
|
|
bRetVal= true;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// We don't really care whether it's WAIT_OBJECT_0 or WAIT_ABANDONED.
|
||
|
|
// Either way, we got what we were waiting for
|
||
|
|
bRetVal= true;
|
||
|
|
}
|
||
|
|
|
||
|
|
return( bRetVal );
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// EOF.
|
||
|
|
//
|