Re: OPTIONS or IGNORE based on OSVERSION?

On 2026-01-13 19:58, Christian Ullrich wrote:
> * Tijl Coosemans wrote:
>
>> On Mon, 12 Jan 2026 19:44:41 +0000 Christian Ullrich wrote:
>>> I'm trying to give www/mod_auth_gssapi support for MIT Kerberos in base
>>> on FreeBSD 15+. That part is actually easy, but what I cannot figure out
>>> is how to treat earlier versions.
>>>
>>> What I would like to do is either not offer the option at all or, if
>>> that is not possible, IGNORE if the GSSAPI_BASE option is set and the
>>> system does not have MIT Kerberos in base (OSVERSION < 1500054).
>> To exclude entire major versions you can use:
>>
>> OPTIONS_EXCLUDE_FreeBSD_13=	GSSAPI_BASE
>> OPTIONS_EXCLUDE_FreeBSD_14=	GSSAPI_BASE
> This works, but the error is too cryptic. It just says none of the
> OPTIONS_SINGLE options was selected when really the selected one is gone.
>
> Yes, it is exactly what I stated as my primary goal above (not offer the
> option), but I realize now what I really wanted was to offer _no_
> options, falling back to just USES=gssapi:mit,flags as before.
>
>> For more complicated cases you can set IGNORE like this:
>>
>> .include <bsd.port.options.mk>
>>
>> .if ${PORT_OPTIONS:MGSSAPI_BASE} && ${OPSYS} == FreeBSD && ${OSVERSION} < 1500054
>> IGNORE=		Needs MIT Kerberos in base
>> .endif
> Much nicer, although it lets the user select the inapplicable option
> first and refuses to work only after that. Too bad.
>
> Thank you!

..expanded variant of this approach.
https://github.com/diizzyy/ports-overlay/blob/main/ftp/curl/Makefile#L44

Best regards,
Daniel