func abortOnSignal(
client concourse.Client,
terminate <-chan os.Signal,
build atc.Build,
) {
<-terminate
fmt.Fprintf(os.Stderr, "\naborting...\n")
err := client.AbortBuild(strconv.Itoa(build.ID))
if err != nil {
fmt.Fprintln(os.Stderr, "failed to abort:", err)
return
}
// if told to terminate again, exit immediately
<-terminate
fmt.Fprintln(os.Stderr, "exiting immediately")
os.Exit(2)
}