Mailinglist Archive: opensuse-packaging (267 mails)

[David Haller <dnh@xxxxxxxxxxxx>]

Hello,

On Sat, 24 Dec 2011, James Oakley wrote:
> On Saturday, December 24, 2011 12:14:56 AM Claudio Freire wrote:
> > On Fri, Dec 23, 2011 at 9:59 PM, David Haller <dnh@xxxxxxxxxxxx> wrote:
> > > For example?
> > >
> > > I've packaged _a lot_ of packages (a couple of hundred, most for my
> > > ex-SUSE 6.2 over 10 years (ISTR >>500 RPMs of packages by me
> > > installed), from small to quite a bunch like most of gnome). Usually,
> > > there's _very_ little you need to explicitly have in Requires that is
> > > not picked up automatically by "AutoReqProv" or via a require of the
> > > corresponding -devel packages (which you need to have in
> > > BuildRequires). And most if not all (well it should be all)
> > > configure-scripts (and alike) will check for those executables to be
> > > available for build, and so they'll get pulled into the Build and
> > > usually picked up as a Require for the Package.
> >
> > Then you've never packaged python apps.

Ahh. I did, e.g. various extensions, but not one like below, they were
generally using a lib normally (linking a python extension to the
lib). And so you obviously need that lib (-devel) in BuildRequires.

> > You don't need any -devel stuff on python, you only need python itself
> > to generate bytecode.
> >
> > It's also the case when there's any service you connect to by IPC,
> > like dbus, X.org, etc...
> >
> > And no, libX is *not* X.org
>
> Some applications and libraries will also load libraries at runtime
> via libdl, instead of linktime. I ran into a situation the other day,
> in fact, where an application written in C with GTK libs had SVG
> icons. The application would not actually run without librsvg
> installed, and AutoReqProv didn't pick up the dependency, since it
> wasn't specified to the linker and thus not in the output of ldd. I
> had to add an explicit Requires tag for it.

Ah, yes.

> So AutoReqProv is not perfect, and it never will be. We need to be
> mindful of this, too. It's easy to miss one if you only test a
> package on a "kitchen sink" desktop install. I would not have found
> that librsvg dependency if I had tested the application on my
> desktop.

Ack.

Thanks to you both for the examples.

-dnh

-- 
  I'd play with your mind, but I prefer bigger toys.
                  -- Tyger
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