Jeff King <peff@xxxxxxxx> writes: > ... would behave incorrectly without "-r". I would be shocked if that ever > happens in real life, but I think it doesn't hurt to be careful. Ahh, OK. I overlooked the continued-line possibility. > $$ is always the pid of the main shell process,... Thanks for straightening me out---I was too lazy to run strace ;-) > ... But I can imagine a shell that is smart > enough to realize a fork is not required in this instance. Yup. I think that is a natural thing to optimize for implementors of shells. Thanks. -- To unsubscribe from this list: send the line "unsubscribe git" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html