On Sun, Apr 07, 2013 at 05:00:17PM +0000, Grant Edwards wrote: > On 2013-04-07, Tanstaafl <tansta...@libertytrek.org> wrote: > > On 2013-04-07 6:55 AM, Neil Bothwick <n...@digimed.co.uk> wrote: > >> On Sat, 06 Apr 2013 17:14:00 -0400, Tanstaafl wrote: > >> > >>>> Well, in my case 80-net-names-slot.rules was neither empty, > >>>> nor symlink to dev null, but FULL OF COMMENTS AND NOTING ELSE, > >>> > >>> Well... even I know enough to reason that 'empty' in this context means > >>> no UNcommented lines. Comments are just that, and if there are no > >>> UNcommented lines, then nothing is active, hence it is effectively > >>> 'empty'. > >> > >> But not actually empty. If you are correct, and I suspect you are, then > >> the news item is poorly worded. No effective content is not the same as > >> no content at all. > > > > Oh, I agree that it was poorly worded, I was just pointing out that it > > was kind of silly to take quite it so literally... > > OK, so parts of the news item are not to be taken literally, and other > parts are. Perhaps it would be wise to mark the sections so we can > tell the difference? ;) > > > Every sysadmin knows (or should know) that a config file full of > > nothing but comments isn't going to do *anything* other than provide > > whatever defaults the program is designed to use in such a case. > > It's entirely possible for udev (or any other program) to check > whether a file is empty or not and behave differently depending on > that test. And if it is explicitly stated that something depends on a > file being "empty", that's what I assume was indended. Of course it's > possible to determine via experimentation that "nothing but comments" > produces the same behavior as "empty". Of course we all figured that > out after we realized that udev wasn't behaving as was described in > the news entry and started reading other documentation.
I'll give you all one more to chew on ... this LAN has 5 comps running udev, upgraded from 171 > 197 > 200, and NONE of them EVER has this mysterious /etc/udev/rules.d/80-net-name-slot.rules file. If it was there sometime during these upgrades, and was removed, it was automatically removed and not manually by me using rm to do so. -- Happy Penguin Computers >') 126 Fenco Drive ( \ Tupelo, MS 38801 ^^ supp...@happypenguincomputers.com 662-269-2706 662-205-6424 http://happypenguincomputers.com/ A: Because it messes up the order in which people normally read text. Q: Why is top-posting such a bad thing? A: Top-posting. Q: What is the most annoying thing in e-mail? Don't top-post: http://en.wikipedia.org/wiki/Top_post#Top-posting
