_WCRTLINK unsigned _dos_findfirst( const char *path, unsigned attr, struct find_t *buf )
{
HANDLE h;
int error;
WIN32_FIND_DATA ffb;
h = FindFirstFile( (LPTSTR)path, &ffb );
if( h == (HANDLE)-1 ) {
HANDLE_OF( buf ) = BAD_HANDLE;
return( __set_errno_nt_reterr() );
}
// if( attr == _A_NORMAL ) {
// attr = ~(_A_SUBDIR|_A_VOLID);
// }
if( !__NTFindNextFileWithAttr( h, attr, &ffb ) ) {
error = GetLastError();
HANDLE_OF( buf ) = BAD_HANDLE;
FindClose( h );
return( __set_errno_dos_reterr( error ) );
}
HANDLE_OF( buf ) = h;
ATTR_OF( buf ) = attr;
__GetNTDirInfo( (struct dirent *) buf, &ffb );
return( 0 );
}
_WCRTLINK unsigned _dos_findnext( struct find_t *buf )
{
WIN32_FIND_DATA ffd;
if( !FindNextFile( HANDLE_OF( buf ), &ffd ) ) {
return( __set_errno_nt_reterr() );
}
if( !__NTFindNextFileWithAttr( HANDLE_OF( buf ), ATTR_OF( buf ), &ffd ) ) {
return( __set_errno_nt_reterr() );
}
__GetNTDirInfo( (struct dirent *) buf, &ffd );
return( 0 );
}
static DIR_TYPE *__F_NAME(___opendir,___wopendir)( const CHAR_TYPE *dirname, DIR_TYPE *dirp )
/*******************************************************************************************/
{
WIN32_FIND_DATA ffb;
HANDLE h;
if( dirp->d_first != _DIR_CLOSED ) {
FindClose( DIR_HANDLE_OF( dirp ) );
dirp->d_first = _DIR_CLOSED;
}
h = __lib_FindFirstFile( dirname, &ffb );
if( h == INVALID_HANDLE_VALUE ) {
__set_errno_nt();
return( NULL );
}
DIR_HANDLE_OF( dirp ) = h;
__GetNTDirInfo( dirp, &ffb );
dirp->d_first = _DIR_ISFIRST;
return( dirp );
}
_WCRTLINK DIR_TYPE *__F_NAME(readdir,_wreaddir)( DIR_TYPE *dirp )
/***************************************************************/
{
WIN32_FIND_DATA ffd;
DWORD err;
if( dirp == NULL || dirp->d_first == _DIR_CLOSED )
return( NULL );
if( dirp->d_first == _DIR_ISFIRST ) {
dirp->d_first = _DIR_NOTFIRST;
} else {
if( !__lib_FindNextFile( DIR_HANDLE_OF( dirp ), &ffd ) ) {
err = GetLastError();
if( err != ERROR_NO_MORE_FILES ) {
__set_errno_dos( err );
}
return( NULL );
}
__GetNTDirInfo( dirp, &ffd );
}
return( dirp );
}
