Fabian Groffen wrote: > On 04-04-2009 13:23:24 +0300, Petteri Räty wrote: >>> However, we have toyed with other ideas. One of which is to introduce >>> IUSE=prefix in prefix.eclass similar to the USE=multilib approach. I >>> don't really like this idea because it exposes the use flag and we >>> don't want it exposed to the users. >>> >> If you don't want it exposed to users, then use a USE_EXPAND variable. >> Like zmedico said in EAPI 3 a normal use flag could be hidden but >> probably better to not have to migrate everything with prefix support to >> EAPI 3. Out of the existing USE_EXPAND variables USERLAND makes most >> sense to me but we could also introduce a new one too. > > USE_EXPAND does something like: > USERLAND="GNU" -> userland_GNU > > For Prefix, we just need the "prefix" USE-flag (not prefix_XXX), hence > USE_EXPAND doesn't help us. Adding "prefix" to use.mask (and use.force > in Prefix profiles) allows us to get the desired behaviour. > >
If prefix is in USERLAND then you have a userland_prefix use flag to use that can be hidden. Regards, Petteri
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