Re: cal's -y flag usage

On Thu, Jun 25, 2026 at 09:13:44AM +0000, Johannes Thyssen Tishman wrote:
> While playing with cal I noticed that using the -y flag along with a
> single non-numerical argument or with two arguments would essentially
> cause the option to be ignored:
> 
> $ cal -y jun
> $ cal -y jun 2026
> $ cal -y 06 2026
> 
> All three commands output the calendar for June 2026 instead of the
> entire year. Before I try to patch this, is this the desired/intended
> behaviour?

IMO -y should be ignored when a year is later specified on the command
line (current behavior), and should conflict with specifying a month.

> In case a change is desired, would it make sense to split the SYNOPSIS
> in the man page into two lines? E.g.:
> 
> cal [-jmw] [month] [year]
> cal [-jmwy] [year]

It doesn't really make sense to specify [year] when you specify -y.
I'm not sure the synopsis needs to be amended.

-- 
jca