On Sat, 1 Mar 2014, Joachim Backes wrote:
> On 03/01/2014 01:06 PM, poma wrote:
> > On 01.03.2014 12:51, Robert P. J. Day wrote:
> >> On Sat, 1 Mar 2014, Robert P. J. Day wrote:
> >>
> >>>
> >>> first time i noticed this -- was demonstrating the "kill" command in
> >>> a training course this week, showed "kill -l", had students check man
> >>> page for "kill" which suggested that "kill --list" should also work,
> >>> but:
> >>>
> >>> $ kill --list
> >>> bash: kill: -list: invalid signal specification
> >>> $
> >>>
> >>> am i doing something wrong? man page also suggests:
> >>>
> >>> -L, --table
> >>> Similar to -l, but will print signal names and their corresponding
> >>> numbers.
> >>>
> >>> but:
> >>>
> >>> $ kill -L
> >>> bash: kill: L: invalid signal specification
> >>> $
> >>>
> >>> should those work? am i missing something? is it a bug?
> >>
> >> argh ... just noticed that, by default, "kill" is a shell builtin so
> >> i'm getting the builtin rather than the command.
> >>
> >> rday
> >>
> >
> > Yep! :)
> >
> > $ type kill
> > $ type $(which kill)
> > $ builtin kill
> > $ builtin $(which kill)
> > $ $(which kill) -L
> > $ man 1 builtins
oh, once i twigged on what was happening, i was fine; i just can't
believe i'd never noticed it all these years. always a learning
experience ...
rday
--
========================================================================
Robert P. J. Day Ottawa, Ontario, CANADA
http://crashcourse.ca
Twitter: http://twitter.com/rpjday
LinkedIn: http://ca.linkedin.com/in/rpjday
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