BOOL hb_spFile( BYTE * pFilename, BYTE * pRetPath )
{
BYTE *Path;
BOOL bIsFile = FALSE;
PHB_FNAME pFilepath;
HB_TRACE(HB_TR_DEBUG, ("hb_spFile(%s, %p)", (char*) pFilename, pRetPath));
if( pRetPath )
{
Path = pRetPath;
}
else
{
Path = (BYTE *) hb_xgrab( _POSIX_PATH_MAX + 1 );
}
pFilepath = hb_fsFNameSplit( (char*) pFilename );
if( pFilepath->szPath )
{
hb_fsFNameMerge( (char*) Path, pFilepath );
bIsFile = hb_fsFile( Path );
}
else
{
char * szDefault = hb_set.HB_SET_DEFAULT;
if( szDefault )
{
pFilepath->szPath = szDefault;
hb_fsFNameMerge( (char*) Path, pFilepath );
bIsFile = hb_fsFile( Path );
}
if( !bIsFile && hb_set.HB_SET_PATH )
{
HB_PATHNAMES *NextPath = hb_setGetFirstSetPath();
while( bIsFile == FALSE && NextPath )
{
pFilepath->szPath = NextPath->szPath;
hb_fsFNameMerge( (char*) Path, pFilepath );
bIsFile = hb_fsFile( Path );
NextPath = NextPath->pNext;
}
}
/*
* This code is intentional. To eliminate race condition,
* in pending hb_spCreate()/hb_spOpen() call when we have to know
* real path and file name we have to set its deterministic value
* here. If it's not necessary the caller may drop this value.
*/
if( ! bIsFile )
{
pFilepath->szPath = szDefault ? szDefault : ( char * ) ".";
hb_fsFNameMerge( (char*) Path, pFilepath );
}
}
hb_xfree( pFilepath );
if( pRetPath == NULL )
{
hb_xfree( Path );
}
return bIsFile;
}
HB_BOOL hb_spFile( const char * pszFileName, char * pszRetPath )
{
char * pszPath;
HB_BOOL bIsFile = HB_FALSE;
PHB_FNAME pFilepath;
HB_TRACE( HB_TR_DEBUG, ( "hb_spFile(%s, %p)", pszFileName, pszRetPath ) );
if( pszRetPath )
pszPath = pszRetPath;
else
pszPath = ( char * ) hb_xgrab( HB_PATH_MAX );
pFilepath = hb_fsFNameSplit( pszFileName );
if( pFilepath->szPath )
{
hb_fsFNameMerge( pszPath, pFilepath );
bIsFile = hb_fsFile( pszPath );
}
else
{
const char * szDefault = hb_setGetDefault();
if( szDefault )
{
pFilepath->szPath = szDefault;
hb_fsFNameMerge( pszPath, pFilepath );
bIsFile = hb_fsFile( pszPath );
}
if( ! bIsFile && hb_setGetPath() )
{
HB_PATHNAMES * pNextPath = hb_setGetFirstSetPath();
while( bIsFile == HB_FALSE && pNextPath )
{
pFilepath->szPath = pNextPath->szPath;
hb_fsFNameMerge( pszPath, pFilepath );
bIsFile = hb_fsFile( pszPath );
pNextPath = pNextPath->pNext;
}
}
/*
* This code is intentional. To eliminate race condition,
* in pending hb_spCreate()/hb_spOpen() call when we have to know
* real path and file name we have to set its deterministic value
* here. If it's not necessary the caller may drop this value.
*/
if( ! bIsFile )
{
pFilepath->szPath = szDefault ? szDefault : ".";
hb_fsFNameMerge( pszPath, pFilepath );
}
}
hb_xfree( pFilepath );
if( pszRetPath == NULL )
hb_xfree( pszPath );
return bIsFile;
}
