[OE-core] complex versioning scenario

[Richard Purdie]

On Mon, 2014-03-24 at 15:22 +0100, Steffen Sledz wrote:
> On 24.03.2014 13:53, Richard Purdie wrote:
> > On Mon, 2014-03-24 at 13:49 +0100, Steffen Sledz wrote:
> >> On 24.03.2014 13:35, Richard Purdie wrote:
> >>> On Mon, 2014-03-24 at 13:16 +0100, Steffen Sledz wrote:
> > debian.bbclass (debian package naming) which I believe in turn is
> > derived from the actual library version.
> > 
> > Its a class specific implementation so you can't depend on it in version
> > information though.
> 
> But where does it come from? A bb variable?

Read debian.bbclass. It does objdump -p and looks at the SONAME in the
output.

> 
> > I still think your only solution here is to inject a real version into
> > PV...
> 
> I tried this:
> 
> change libfoo recipe to PV = "1.0+gitr${SRCPV}"
> leads to libfoo0_1.0+gitr102+someotherhash....ipk
> 
> then
> 
> change app recipe to DEPENDS = "... libfoo-1.0 ..."
> leads to: "ERROR: Nothing PROVIDES 'libfoo-1.0'" :(
> 
> change app recipe to DEPENDS = "... libfoo0-1.0 ..."
> leads to: "ERROR: Nothing PROVIDES 'libfoo0-1.0'" :(
> 
> change app recipe to DEPENDS = "... libfoo0_1.0 ..."
> leads to: "ERROR: Nothing PROVIDES 'libfoo0_1.0'" :(
> 
> Where's the mistake?

You'd need to do RDEPENDS_xxxx = "libfoo (>=1.0)"

Cheers,

Richard