[fpc-pascal]Screen contents in linux

Cyril LAMY cyril.lamy at esial.uhp-nancy.fr
Thu Feb 8 09:27:16 CET 2001

Le jeu, 08 fév 2001, vous avez ecrit :

>    I'm trying to do some app in linux that looks kind of like TVision,
> so I need the screen contents to save the screen & stuff. Has anyone
> got an idea how might I do this, but not by using /dev/vcsa devices,
> because I want my app to be usable over telnet too.

Under Dos, when i want to save the text screen,
i made an array like Array[1..4000] Of Byte (80cols*25lines*2 bytes/char) 
and I copy the memory adress starting at $B800 into the array.

I don't know if you can use this method under linux and if it works under


More information about the fpc-pascal mailing list