Bug#1070487: ITP: sleepuntil -- sleeps until a specified datetime

[Bart Martens <bartm@debian.org>]

On Wed, Apr 09, 2025 at 10:59:21AM +0200, Jakub Wilk wrote:
> * Bart Martens <bartm@debian.org>, 2025-04-05 16:28:
> > Both links on the bug report produce 404.
> 
> https://github.com/MatMasIt says "I am now hosting my repositories on a
> Gitea instance at gitea.mattiaturin.duckdns.org"... but that doesn't work
> either.
> 
> I'm attaching archive of the git repo, so that people can take a look.
> 
> > And "sleep $((60*60*2))" very easy in my view,
> 
> You mean "sleep 2h"? But that's not what this program does.
> 
> Theses are examples from the manpage:
> 
>        sleepuntil 'tomorrow 8:00'
>               Sleep until tomorrow 8:00.
> 
>        sleepuntil 10pm && evening_task
>               Sleeps until 10pm, then evening_task is executed.

It is really easy in bash.

sleepuntil() {
        until=$( date --date "$1" +%s )
        now=$( date +%s )
        sleep $(( $until - $now ))
        eval "$2"
}

sleepuntil 'tomorrow 8:00'
sleepuntil '10pm' && echo 'evening task'

> 
> A tool for sleeping until a specific time would be definitely useful, but I
> don't think this implementation is mature enough for Debian.
> 
> -- 
> Jakub Wilk