#!/bin/sh

#Defaults.
VT52=${VT52:--B -b 9600}
TEK=${TEK:--b9600}

EXIT=:
trap "" QUIT INT TERM

started() {
    EXIT="$EXIT;stop \"$1\" $2"
    trap "$EXIT" EXIT
    echo "$1 started, pid $2"
}

stop() {
    echo -n "Stopping $1... "
    kill "$2" 2> /dev/null
    sleep 2
    kill -9 "$2" 2> /dev/null
    echo "OK"
}

vt52() {
    (sleep 2; tools/vt05/vt52 $VT52 telnet localhost 10018 >vt52.log 2>&1) &
    started "VT52" "$!"
}

tek() {
    (sleep 2; tools/tek4010/tek4010 $TEK telnet localhost 10017 >tek.log 2>&1) &
    started "Tektronix" "$!"
}

chaosnet() {
    (sleep 2; tools/cbridge/cbridge -c build/cbridge.conf >cbridge.log 2>&1) &
    started "Chaosnet bridge" "$!"
}

arpanet() {
    sed -i.old \
        -e 's/^#set imp ncp/set imp ncp/' \
        -e 's/^#at -u imp 33/at -u imp 33/' \
        -e 's/^set imp mac/#set imp mac/' \
        -e 's/^set imp ip/#set imp ip/' \
        -e 's/^set imp gw/#set imp gw/' \
        -e 's/^set imp host/#set imp host/' \
        -e 's/^at imp tap/#at imp tap/' \
        out/pdp10-kl/run

    (sleep 2; cd build/arpanet; ../../tools/simh/BIN/h316 imp62.simh >imp62.log 2>&1) &
    started "Arpanet IMP" "$!"

    export NCP="$PWD/ncp076"
    rm -f "$NCP"
    (sleep 5; ../linux-ncp/src/ncpd localhost 33003 33004 2>ncp076.log) &
    started "Local NCP daemon" "$!"
}

help() {
    cat <<EOF
This start script takes several command line arguments:

help - Display this help text.
vt52 - Start a VT52 emulator.
tek - Start a Tektronix 4010 emulator.
chaosnet - Start a local Chaosnet.
arpanet - Start ARPANET.

EOF

    touch out/pdp10-kl/nohelp
}

sed -i.old \
    -e 's/^set imp ncp/#set imp ncp/' \
    -e 's/^at -u imp 33/#at -u imp 33/' \
    -e 's/^#set imp mac/set imp mac/' \
    -e 's/^#set imp ip/set imp ip/' \
    -e 's/^#set imp gw/set imp gw/' \
    -e 's/^#set imp host/set imp host/' \
    -e 's/^#at imp tap/at imp tap/' \
    out/pdp10-kl/run

test -f out/pdp10-kl/nohelp || help

while test -n "$1"; do
    "$1"
    shift
done

tools/sims/BIN/pdp10-kl out/pdp10-kl/run
exit 0