Re: How to interpret ansi escape code like "\033[; 1; 31mHello World\033[0m"?

[Thomas Dickey]

On Wed, 19 Nov 2008, Bernd Jendrissek wrote:

> On Wed, Nov 19, 2008 at 6:31 PM, Bryan Christ <address@hidden> wrote:
> > It would be next to impossible for you to interpret ever possible
> > terminal definition (/usr/share/terminfo/*/*).  Instead, you need to
> > create your own terminfo definition or find one you think suits your
> > needs.  Then, call setenv() to set the TERM var before you call exec().
> > Once you have done this, your parser can deal strictly with predictable
> > escape sequences.
>
> Is it always possible to install new terminfo entries, even if you aren't root?

yes (even without ncurses, you can set TERMINFO to point to your own 
directory; ncurses adds TERMINFO_DIRS to allow multiple directory 
locations for the terminfo entries).

> One doesn't need to interpret ALL possible sequences - merely
> interpret ONE (or a FEW) that you know are nearly universal (VT100 and
> xterm would be good choices), and advertise that to the host.

...and make the parser ignore the ones that it doesn't recognize (so 
they're not displayed in bits and pieces).

--
Thomas E. Dickey
http://invisible-island.net
ftp://invisible-island.net