BTW, I called the C program mtdumpoptions.c and the scrip mtoptions.
rna
On Thu, 31 Aug 2000, Robert Ambrose wrote:
>
> Here a ye olde quick and dirty options script/program. Think of it as a
> starting point. What st.c really needs is a /proc file to get the options
> from (hmmm, I feel a plan comming 8-) ).
>
> The 'C' part:
>
> #include <stdio.h>
> #include <fcntl.h>
> #include <error.h>
> #include <sys/mtio.h>
>
> int
> main (
> int argc,
> char **argv
> )
> {
> int fd;
> struct mtop mtop;
>
> if((fd = open(argv[1], O_RDONLY|O_NONBLOCK)) == -1)
> perror("Can't open tape drive");
> mtop.mt_op = MTSETDRVBUFFER;
> mtop.mt_count = MT_ST_CLEARBOOLEANS | MT_ST_DEBUGGING;
> if(ioctl(fd, MTIOCTOP, &mtop) == -1)
> perror("ioctl failed");
> close(fd);
> exit(0);
> }
>
> And the script part:
>
> mtdumpoptions /dev/st0
>
> tail -4 /var/log/messages | cut -f7- -d' '
>
>
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