[oe] RDEPENDS_${PN}-dev = ${PN} badness

[Koen Kooi]

John Lee wrote:
> Hi,
>
> Take gtk-doc-dev for example:
>
> The gtk-doc package is empty, so it will not be created.  However, if
> you install gtk-doc-dev, it RDEPENDS on gtk-doc, which cannot be
> found.  The install will fail.
>
> I think we should use
>
> RRECOMMENDS_${PN}-dev = "${PN} (= ${DEBPV})"
>
> instead.

ALLOW_EMPTY_${PN} = "1" would be a better idea, and in line without 
other depchain workarounds.

regards,

Koen

>
> We (Julian Chu and me) found this when digging the cause of
> meta-toolchain-openmoko build failure.  task-openmoko-toolchain-target
> contains quite a few -dev packages in it, so the opkg-cl install will
> fail.  The log looks something like this:
>
> ERROR: Cannot satisfy the following dependencies for
>           task-openmoko-toolchain-target: gtk-doc (= 1.0-r1)
>           util-macros (= 1:1.1.5-r1) renderproto (= 1:0.9.3-r0) xproto
>           (= 1:7.0.10-r1) bigreqsproto (= 1:1.0.2-r1) xextproto (=
>           1:7.0.2-r1) xtrans (= 1:1.0.4-r0) xcmiscproto (= 1:1.1.2-r1)
>           xf86bigfontproto (= 1:1.1.2-r1) kbproto (= 1:1.0.3-r1)
>           inputproto (= 1:1.4.2.1-r0) fixesproto (= 1:4.0-r1)
>           xineramaproto (= 1:1.1.2-r1) randrproto (= 1:1.2.1-r1)
>           compositeproto (= 1:0.4-r0) damageproto (= 1:1.1.0-r1)
>
> Similiar symptoms can be found in the packages above.
>
> Regards,
> John