bash inputrc-based replify

replify.sh

#!/bin/sh

if [ $# -eq 0 ] ; then
    echo "Usage: $(basename $0) command"
    exit 1
fi

command=$1

export INPUTRC=$(mktemp inputrcXXX)
export PS1="$command> "

cat > $INPUTRC << EOINPUTRC
"
": "\C-j${command} "
EOINPUTRC

bash 

rm $INPUTRC