[systemd-devel] Feature request: schedule jobs for last day of month
lennart at poettering.net
Thu Feb 7 19:30:42 PST 2013
On Tue, 05.02.13 12:42, Dave (dave at flex.com.au) wrote:
> In the year 2013, of the month of February, on the 4th day, Larry Baker wrote:
> > What about "2012-02~4" (leave off the "-")? Thus, "-" implies day (days
> > from the start) of the month, "~" implies days from the end of the month.
> Nice. I like this one. Simple, neat, and feels right. The tilde is
> significantly different, that I can tell at a glance it's not a standard
> date format, yet similar enough that it feels like one.
Yeah, this syntax looks OK to me too. I have now added a TODO list item
suggesting this syntax.
> > Should both notations have the same "1" base? That is, "*-*-1" is the
> > first day of the month. Is "*-*~1" the last day of the month? Or, is "~"
> > a delta, so that "*-*~0" is the last day of the month?
> A delta makes sense from a mathematical perspective, but intuitively,
> "~1" leaps out at me as last-day-of-month, "~2" as second last day, etc.
This syntax is supposed to be readable before anything else, hence i'd
propose ~1 as last day of the month, ~2 as second last day, and so
on. "2012-02-0" and "2012-02~0" should result in parse failures.
Lennart Poettering - Red Hat, Inc.
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