Build on classic SIMH v3.

build/simhv3/start

@@ -0,0 +1,60 @@
+#!/bin/sh
+
+#Defaults.
+VT52=${VT52:--B -b 9600}
+
+EXIT=:
+trap "" QUIT INT TERM
+
+started() {
+    EXIT="$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 "$2" 2> /dev/null
+    echo "OK"
+}
+
+gt40() {
+    (sleep 3; tools/simh/BIN/pdp11 build/simh/gt40 >gt40.log 2>&1) &
+    started GT40 "$!"
+}
+
+vt52() {
+    (sleep 2; tools/vt05/vt52 $VT52 telnet localhost 10018 >vt52.log 2>&1) &
+    started "VT52" "$!"
+}
+
+chaosnet() {
+    (sleep 2; tools/cbridge/cbridge -c build/cbridge.conf >cbridge.log 2>&1) &
+    started "Chaosnet bridge" "$!"
+}
+
+help() {
+    cat <<EOF
+This start script takes several command line arguments:
+
+help - Display this help text.
+gt40 - Start a GT40 emulator.
+vt52 - Start a VT52 emulator.
+chaosnet - Start a local Chaosnet.
+
+EOF
+
+    touch out/simh/nohelp
+}
+
+test -f out/simh/nohelp || help
+
+while test -n "$1"; do
+    "$1"
+    shift
+done
+
+tools/simh/BIN/pdp10 out/simh/boot
+exit 0