> > if (!buf || !buf2) > > You really only need to check for (!*buf2) since if there is no first > arg then there obviously isn't any second arg. > > Regards, Peter But then there's the situation where there is a first arg, but no second arg: "dig n" Of course, I'm not one to talk, since I made the errors in the first place ;-). Ron -- +---------------------------------------------------------------+ | FAQ: http://qsilver.queensu.ca/~fletchra/Circle/list-faq.html | | Archives: http://post.queensu.ca/listserv/wwwarch/circle.html | +---------------------------------------------------------------+
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