[gentoo-dev] Re: [gentoo-commits] gentoo-x86 commit in mail-filter/dspam: ChangeLog dspam-3.8.0-r7.ebuild

[Alin Năstac]

Donnie Berkholz wrote:
> On 11:30 Sun 30 Sep     , Alin Nastac (mrness) wrote:
>
>> 1.1 mail-filter/dspam/dspam-3.8.0-r7.ebuild
>>
>> file : http://sources.gentoo.org/viewcvs.py/gentoo-x86/mail-filter/dspam/dspam-3.8.0-r7.ebuild?rev=1.1&view=markup
>> plain: http://sources.gentoo.org/viewcvs.py/gentoo-x86/mail-filter/dspam/dspam-3.8.0-r7.ebuild?rev=1.1&content-type=text/plain
>> 	if use mysql || use postgres ; then
>> 		myconf="${myconf} --enable-preferences-extension"
>> 	fi
>>
>
> I think you could use use_enable() or use_with() for many of these.
>
> $(use mysql || use postgres && use_enable virtual-users)
>
According to bash manual, && has a greater precedence than ||. That
would translate in:

	$(use mysql || (use postgres && use_enable virtual-users))

which will result in use_enable virtual-users being enabled only when
USE="-mysql postgres".