On Wed, Jan 05, 2011 at 11:31:16AM +0100, Josep M. Gasso wrote: > Hello. > > I have one script for do automatic updates with aptitude, the TERM > variable in my system is xterm > > > $ echo ${TERM} > xterm > > > But, what value should be set for the TERM variable when doing automatic > updates?
It should be unset: there is no terminal for user interaction. Setting DEBCONF_FRONTEND=noninteractive will prevent the warning messages you were seeing. > As now seems that fails for this. > > Setting up console-setup (1.66) ... > debconf: unable to initialize frontend: Dialog > debconf: (TERM is not set, so the dialog frontend is not usable.) > debconf: falling back to frontend: Readline > debconf: unable to initialize frontend: Readline > debconf: (This frontend requires a controlling tty.) > debconf: falling back to frontend: Teletype > Configuring console-setup There's no failure here, it's just falling back on different methods. Setting DEBCONF_FRONTEND will simply select the noninteractive frontend by default (any questions will simply use the default). > debconf: unable to initialize frontend: Dialog > debconf: (TERM is not set, so the dialog frontend is not usable.) > debconf: falling back to frontend: Readline > debconf: unable to initialize frontend: Readline > debconf: (This frontend requires a controlling tty.) > debconf: falling back to frontend: Teletype > Configuring console-setup > ------------------------- > > Please choose the character set that should be supported by the console > font. > > Character set to support: > Use of uninitialized value $_[1] in join or string > at /usr/share/perl5/Debconf/DbDriver/Stack.pm line 111. > sed: -e expression #1, char 9: unterminated `s' command This is a bug in either Debconf or the maintainer script using debconf. I highly recommend reporting it to the console-setup and/or debconf maintainers. > dpkg: error processing console-setup (--configure): > subprocess installed post-installation script returned error exit > status 128 Regards, Roger -- .''`. Roger Leigh : :' : Debian GNU/Linux http://people.debian.org/~rleigh/ `. `' Printing on GNU/Linux? http://gutenprint.sourceforge.net/ `- GPG Public Key: 0x25BFB848 Please GPG sign your mail.
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