[QBS] Internal libraries, RPATH and Qt Creator

Christian Gagneraud chgans at gna.org
Thu Apr 30 03:02:08 CEST 2015

On 30/04/15 12:48, Christian Gagneraud wrote:
> Hi there,
> I recently decided that it was time for me to give a go at using Qbs

Oops, forgot to mention, that I am using the latest Qbs release (1.4.0) 
with system provided Qt (v5.3), and latests release of Qt Creator 
(3.4.0) on Ubuntu 15.04 (the pre-installed qbs didn't work with the code 
i've copied from Qt Creator and I wanted the new QTC signal/slot 

> (I've been using Qtc w/ qmake from day 1). My project has a typical
> layout/structure:
> .
> ├── doc
> ├── share
> ├── src
> │   ├── app
> │   ├── libs
> │   └── plugins
> └── tests
> As I didn't really know how to get started, I decided to have a look at
> Qtc's own Qbs code, and to my surprise, it's quite simple and straight
> forward.
> So I ended up writing 4 custom items:
> - LedaProduct (common base item)
> - LedaApplication
> - LedaLibrary
> - LedaPlugin
> I'm not using the plugin stuff yet (I haven't written the loader), so
> for now my plugins are based on LedaLibrary, and the app includes the
> plugins header, link against the fake plugins and do all the setup
> "manually".
> Anyway, all build fine, but I'm having problems resolving the library
> loader path at runtime (using qtcreator).
> I have tried to use "cpp.rpaths: [project.buildDirectory + "/" +
> project.leda_library_path]" in LedaApplication, but it screws up the
> linking of my app (there's a -l/fullpath/.socopy/libfoo.so that appears
> on the command line).
> So my question is how do I set up my Qbs files so that I can run my app
> (without installing files) using the Qt Creator "run" command? (note: of
> course I still want too to be able to do a local or system install and
> run the app from there)
> My question concerns both app/libs dependencies but as well lib/lib and
> plugin/lib ones too.
> It would be nice if someone could shed some light on this, or point me
> to an example or documentation.
> Thanks, and long live qbs!
> Krys

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