/// <summary>
/// <para name='Name'>SLog::openLog</para>
/// <para name='Purpose'>Open a log for output</para>
/// </summary>
/// <param name='szFullPathToLog'>the full path to the log file to open</param>
/// <param name='makeUnique'>Whether to append a date/time stamp to the file name</param>
/// <returns>S_OK if successful, failure if it failed</returns>
/// <remarks>
/// <para name='Notes'></para>
/// <para name='Author'>Kenn Guilstorf</para>
/// <para name='LastModified'>2015-10-26</para>
/// </remarks>
HRESULT SLog::openLog(TSTRING szFullPathToLog, bool makeUnique)
{
HRESULT hrRetVal = S_OK;
TSTRING szFullLogPath = TSTRING();
// If we're trying to open when a log is already open...
// Let's flush and close the main OSTREAM first...
if (NULL != m_pO)
{
m_pO->flush();
delete m_pO;
m_pO = NULL;
}
// Now, close the file stream...
if (NULL != m_log)
{
if (m_log->is_open())
{
m_log->flush();
m_log->close();
delete m_log;
m_log = NULL;
}
}
// Split the path into path, name and ext
hrRetVal = splitFullPath(szFullPathToLog);
if (hrRetVal == ERROR_BAD_ARGUMENTS)
goto EXIT;
// Do we want to add date/time to the file?
if (makeUnique)
m_szLogFileName->append(getDateTimeString(false));
szFullLogPath.append(m_szLogFilePath->c_str());
szFullLogPath.append(m_szLogFileName->c_str());
szFullLogPath.append(m_szLogFileExt->c_str());
// Enter our critical section
EnterCriticalSection(&m_CriticalSection);
// Open our file stream
m_log = new TOFSTREAM(szFullLogPath.c_str(),
TOFSTREAM::app | TOFSTREAM::out);
// Open a new output stream
m_pO = new TOSTREAM(m_log->rdbuf());
// Leave our critical section
LeaveCriticalSection(&m_CriticalSection);
EXIT:
return hrRetVal;
}
STATIC enum cacheRet maybeCache( const char *fullpath, CENTRYPTR *pc )
/********************************************************************/
{
char path[_MAX_PATH];
char name[NAME_MAX + 1];
DHEADPTR dcur;
CENTRYPTR centry;
enum cacheRet ret;
assert( fullpath != NULL );
splitFullPath( fullpath, path, name );
FixName( path );
FixName( name );
dcur = findDir( path );
if( dcur == NULL ) { /* must cache new directory */
ret = cacheDir( &dcur, path );
if( ret != CACHE_OK ) {
return( ret );
}
dcur->dh_next = cacheHead;
cacheHead = dcur;
}
/* now dcur points to Cached directory */
assert( dcur != NULL );
centry = findFile( dcur, name );
if( centry == NULL ) {
return( CACHE_FILE_NOT_FOUND );
}
if( pc != NULL ) {
*pc = centry;
}
return( CACHE_OK );
}
