On Sat, 09 Jun 2012 13:55:53 -0700
Zac Medico <email@example.com> wrote:
> A dependency atom will have optional SLOT and ABI_SLOT parts. Using
> the dbus-glib depedency on glib:2 as an example , the dbus-glib
> dependency will be expressed with an atom such as dev-libs/glib:2:=
> and the package manager will translate that atom to
> dev-libs/glib:2:=2.32 at build time. So, ':' is always used to
> distinguish SLOT deps, and ':=' is always used to distinguish
> ABI_SLOT deps. Is that syntax good?
Here's a nicer syntax: no ABI_SLOT variable, and SLOT="2/2.32". Then you
can do explicit :2/2.32 dependencies if you like, or :2 (which would
match SLOT="2" or SLOT="2/anything"), or :2= (which gets rewritten
to :2/2.32=) or :2*. If an ebuild does SLOT="2", it's treated as 2/2.