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bug#49217: 'shuf' returns nothing if the low range number is higher by 1
bug#49217: 'shuf' returns nothing if the low range number is higher by 1 than the high number
Fri, 25 Jun 2021 08:54:43 +0200
On Fri, Jun 25, 2021 at 08:49:51AM +0200, Erik Auerswald wrote:
> On Thu, Jun 24, 2021 at 09:19:36PM -0700, Paul Eggert wrote:
> > On 6/24/21 4:46 PM, F8ER F8ER wrote:
> > >For example, `shuf -i 101-100 -n 1` returns nothing with the exit code
> > >= 0 (unexpected).
> > Actually, it's the expected behavior. It's the same behavior as
> > 'shuf -n 1 </dev/null'. The '-n 1' option does not mean "output
> > exactly 1 line"; it means "output at most 1 line".
> I think the reported issue is with producing no error with LO==HI+1,
> but producing an error with LO<HI+1:
Hofstadter's Law: It always takes longer than you expect, even when
you take into account Hofstadter's Law.
bug#49217: [PATCH] shuf: fix bug with "-i 1-0", Erik Auerswald, 2021/06/25
bug#49217: [PATCH] doc: clarify valid ranges for shuf -i, Erik Auerswald, 2021/06/26
bug#49217: [PATCH] tests: exercise shuf --input-range edge cases, Erik Auerswald, 2021/06/26