kamp-fifo

#!/bin/sh
#
# pipe stdin into fifo buffer
#
# Example: make | kamp-fifo

set -euf

usage() {
    printf "Usage: %s: [-c client] [fifo_buffer_name]\n" "$(basename "$0")" >&2
    exit 2
}

cflag=
while getopts hc: OPTION; do
    case "$OPTION" in
    c)
        cflag=1
        cval="$OPTARG"
        ;;
    h|?)
        usage
        ;;
    esac
done
shift $((OPTIND - 1))

kamp >/dev/null # fail early if there is no session

d=$(mktemp -d)
fifo="$d/fifo"
mkfifo "$fifo"

trap 'unlink "$fifo" && rmdir "$d"; exit' EXIT HUP INT TERM

if [ "$cflag" ]; then
    kamp -c "$cval" send edit -scroll -fifo "$fifo" "*${1:-kamp-fifo}*" \; focus
else
    kamp ctx -c >/dev/null # fail early if there is no client
    kamp send edit -scroll -fifo "$fifo" "*${1:-kamp-fifo}*" \; focus
fi

cat >"$fifo"