On Thu, 2005-10-13 at 19:23 +0200, Alfred M. Szmidt wrote: > The handling of ".." was so unusual that the original version of > "rm" did not implement directory remove. There was a separate > program, "dvd", which existed to do this. I think "dvd" was dropped > in research unix version 4, and the functionality was integrated > into "rm". > > Since I'm not sure what the heck you mean with `research unix version > 4', I'll guess that you are refering to the 4th edition. rmdir was > already avaiable in the 1st edition of UNIX. Then there was the dsw > command, which you used in conjuction with the front-panel on the PDP > to delete something (delete from switches).
In the really early versions of UNIX, the "dvd" command was used to execute "rm -r". I don't remember whether rmdir was present or not, but it definitely didn't handle recursion. Alfred is correct about "dsw". Any takers on "dvd"? shap _______________________________________________ L4-hurd mailing list [email protected] http://lists.gnu.org/mailman/listinfo/l4-hurd
