a2cloud/docs/ivanx/setup/term.txt
2015-10-28 16:46:01 -07:00

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if [[ $1 == "-d" ]]; then
shift
setgetty=1
else
setgetty=
fi
if [[ $1 == "-f" ]]; then
shift
force=1
else
force=
fi
if [[ ! $1 || $1 == "--help" || $1 == "-h" ]]; then
echo 'Usage: term [-d] mono|color|none|<terminalName>';
echo ' -d sets default emulation for all serial port shells (takes effect on logout)'
echo ' omitting -d makes change temporary and immediate'
echo ' -f forces change even if not running on serial port (e.g. within "screen")'
echo ' Terminal emulation: mono->VT-100, color->PC-ANSI/ANSI-BBS, none->no emulation'
else
if [[ $(tr [:upper:] [:lower:] <<< $1) == "mono" ]]; then
term="vt100"
elif [[ $(tr [:upper:] [:lower:] <<< $1) == "color" ]]; then
term="pcansi"
elif [[ $(tr [:upper:] [:lower:] <<< $1) == "none" ]]; then
term="dumb"
else
term="$1"
fi
if [[ $setgetty ]]; then
sudo sed -i "s/\(ttyAMA0 .*\) .*$/\1 $term/" /etc/inittab;
sudo sed -i "s/\(ttyUSB.* .*\) .*$/\1 $term/g" /etc/inittab;
sudo init q;
sudo pkill -f "/sbin/getty"
else
if [[ $force || $(tty | grep tty) ]]; then
TERM="$term"
else
echo 1>&2 "Not running on serial port. No action taken. Use -f to set anyway."
fi
fi
fi
echo -e "$(tty) current emulation: $(tput bold)$TERM$(tput sgr0)"
echo -e "default serial port emulation at login: $(tput bold)$(grep ttyUSB /etc/inittab | sed 's/^.*ttyUSB[^ ]* .* \(.*\)$/\1/')$(tput sgr0)"