[cmake-developers] Namespaces

[Alan W. Irwin]

On 2016-01-28 18:47+0100 Pau Garcia i Quiles wrote:

[...]
> In the root CMakeLists.txt, I have:
>
> add_subdirectory(3rdparty)
>
> And in 3rdparty/CMakeLists.txt:
>
> add_subdirectory(pugixml/scripts)
> add_subdirectory(QtZeroConf)
> add_subdirectory(QtDropBox)
> add_subdirectory(websocketpp)
>
> This is an easy way to work with third-party dependences.
>
> My problem comes from the fact several of these third-party libraries use
> common variable names, e. g. BUILD_SHARED, BUILD_TESTS, etc).
>
> Has some kind of namespacing been considered for add_subdirectory?

I cannot answer that question, but I suggest instead that the proper
way to deal with third-party libraries with no name contamination from
the parent project is simply to build and install them using the
ExternalProject approach.

Alan
__________________________
Alan W. Irwin

Astronomical research affiliation with Department of Physics and Astronomy,
University of Victoria (astrowww.phys.uvic.ca).

Programming affiliations with the FreeEOS equation-of-state
implementation for stellar interiors (freeeos.sf.net); the Time
Ephemerides project (timeephem.sf.net); PLplot scientific plotting
software package (plplot.sf.net); the libLASi project
(unifont.org/lasi); the Loads of Linux Links project (loll.sf.net);
and the Linux Brochure Project (lbproject.sf.net).
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Linux-powered Science
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