Add remaining (sans spawn, testbench)

signals/signals.go

@@ -0,0 +1,30 @@
+package signals
+
+import (
+	"fmt"
+	"os"
+	"os/signal"
+	"syscall"
+)
+
+func Signals() {
+	// chan MUST be buffered
+	signals := make(chan os.Signal, 1)
+
+	signal.Notify(signals, syscall.SIGINT, syscall.SIGTERM)
+
+	done := make(chan bool, 1)
+
+	go doWork(done, signals)
+
+	fmt.Println("Awaiting signal")
+	<-done
+	fmt.Println("Received done, program exiting")
+}
+
+func doWork(done chan<- bool, signals <-chan os.Signal) {
+	sig := <-signals
+	fmt.Println()
+	fmt.Println("Received signal:", sig)
+	done <- true
+}