[systemd-devel] Question about 'vt100-nav' : unknown terminal type

Tollef Fog Heen tfheen at err.no
Sat Dec 25 07:35:55 PST 2010


]] Lennart Poettering 

Hi,

| "vt100-nav" is the default TERM value that Fedora has been using for
| serial terminals since about when time began. It's mostly vt100 plus
| support for navigation keys. We hard-coded that into systemd under the
| assumption that this ws universally available on Linuxes. Apparently,
| in your case it isn't. COuld somebody from the DEbian camp please
| figure out if this is really not supported?

It's not supported unless you install ncurses-term which has about 6MB
of extra terminal definitions.  We can get that moved, but see below.

| I see little reason to deviate in this regard between distributions
| and hence I'd very much appreciate if a) Debian would adopt the same
| terminfo package as everybody else or b) we find an equally suitable
| default TERM value that is known on both Debian and everything else.

What's wrong with just using vt100?  AIUI, vt100-nav is the same, just
with less «advanced» video capabilities.  The terminfo entry is:

vt100-nav|vt100 without advanced video option,
        xmc#1,
        blink@, bold@, rev@, rmso=\E[m, rmul@, sgr@, sgr0@, smso=\E[7m,
        smul@, use=vt100,

so, no blink, no bold, no reverse video, standout is reverse video
(which looks odd, if it doesn't support reverse video), no underline, no
attribute modes, but otherwise a vt100.

Regards,
-- 
Tollef Fog Heen
UNIX is user friendly, it's just picky about who its friends are


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