Path: utzoo!attcan!uunet!lll-winken!lll-tis!helios.ee.lbl.gov!pasteur!ucbvax!DMSWWU1A.BITNET!ONM07 From: ONM07@DMSWWU1A.BITNET Newsgroups: comp.sys.atari.st Subject: GDOS Handles Message-ID: <8807061204.AA27467@ucbvax.Berkeley.EDU> Date: 6 Jul 88 12:04:24 GMT Sender: daemon@ucbvax.BERKELEY.EDU Organization: The Internet Lines: 16 X-Unparsable-Date: Wed, 06 Jul 88 14:02:40 MES Date: 6 July 1988, 13:58:58 MES From: Julian F. Reschke (02501) 13279 ONM07 at DMSWWU1A Linckensstrasse 113 4400 Muenster Westfaelische Wilhelms-Universitaet Muenster Fachbereich Mathematik To: Info Atari16-Digest INFO-ATA at SCORE Concerning Leo de Wit's program to read characters from screen: PLEASE NEVER NEVER NEVER do VDI-calls with a zero-handle. Valid VDI handles start at 1! Calling a VDI-function with zero-handle will result in an error when working with Atari's brand new GDOS (AMCGDOS)! What's true: the desktop WINDOW used by the AES has handle nr. 0. This is very different from VDI-*DEVICE*-handles!! Julian