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#
# A function that works as a front end for both stty and the `bind'
# builtin, so the tty driver and readline see the same changes
#
#
# Convert between the stty ^H control character form and the readline \C-H
# form
#
cvt()
{
echo "$@" | cat -v | sed 's/\^/\\C-/'
}
#
# stty front-end. Parses the argument list and creates two command strings,
# one for stty, another for bind.
#
fstty()
{
local cmd="" bargs=""
local e
while [ $# -gt 0 ]
do
case "$1" in
-a) cmd="$cmd everything"
;;
erase) shift;
e=$(cvt "$1")
cmd="$cmd erase $1"
bargs="$bargs '\"$e\": backward-delete-char'"
;;
kill) shift
e=$(cvt "$1")
cmd="$cmd kill $1"
bargs="$bargs '\"$e\": unix-line-discard'"
;;
werase) shift;
e=$(cvt "$1")
cmd="$cmd erase $1"
bargs="$bargs '\"$e\": backward-kill-word'"
;;
lnext) shift;
e=$(cvt "$1")
cmd="$cmd erase $1"
bargs="$bargs '\"$e\": quoted-insert'"
;;
*) cmd="$cmd $1"
;;
esac
shift
done
command stty $cmd
if [ -n "$bargs" ]; then
builtin bind $bargs
fi
}
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