Have you tried ttysnoop ?
Nicolas Pitre wrote:
>
> On Wed, 5 Jan 2000, Luc Hermans wrote:
>
> > Hi,
> >
> > With 'cat /dev/vcs1' I can dump the screen of the prog
> > running on /dev/tty1.
> >
> > Can I send console input to that prog also ?
>
> Try the following:
> #include <stdio.h>
> #include <stdlib.h>
> #include <unistd.h>
> #include <fcntl.h>
> #include <sys/ioctl.h>
>
> #include <linux/keyboard.h>
> #include <linux/kd.h>
>
> void inskey (unsigned char *string, const char *tty_dev)
> {
> int tty_fd;
> long kbmode;
>
> tty_fd = open (tty_dev, O_RDONLY);
> if (tty_fd_fd == -1) return;
>
> /* The ultimate goal for this function is to be able to insert characters,
> * as well as arrow key controls, even if the keyboard on the console is
> * in K_RAW mode (as in dosemu particularly).
> * For instance, at least, the insertion is not performed if in
> * raw keyboard to prevent garbage results.
> * Keyboard scan codes would have to be sent otherwise.
> */
> ioctl( tty_fd, KDGKBMODE, &kbmode );
> if( kbmode == K_XLATE )
> while (*string)
> if (ioctl (tty_fd, TIOCSTI, string++))
> break;
>
> close (tty_fd);
>
> Then calling inskey( "ls -la\r", "/dev/tty1" ) for example should provide
> the expected result on tty1.
>
> Also you might want to use /dev/vcsa1 instead. See "man vcs".
>
> Nicolas
--
Jean-Luc Lachance
Action Telematique Inc
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