Boost logo

Boost :

Subject: Re: [boost] [CMake] what to do now?
From: Louis Dionne (ldionne.2_at_[hidden])
Date: 2016-04-14 13:33:09

Robert Ramey <ramey <at>> writes:

> On 4/14/16 8:50 AM, Louis Dionne wrote:
> [...]
> >
> > I think this recommendation is out of line with current practice. From my
> > experience, the top level CMakeLists.txt file is almost always expected to
> > appear at the root of the project. Out of the 25 most trending C++ projects
> > this month on GitHub,
> That may be true. But doing it in this way is very intrusive and
> conflicts with fundamental aspects of the boost way of doing things. But
> I always respect convention - except when I don't.

When you don't is when problems arise.

> [...]
> >
> > Finally, FWIW, I think all the CMake-powered projects I've seen so far also
> > put the top level CMakeLists.txt file at the root (but that is just my
> > experience).
> Another very, very, very bad idea. This conflicts in a fundamental way
> with the goal of modularization. It couples all the libraries together
> through the build system. This kind of coupling is the biggest single
> feature which makes it harder to support a growing set of Boost libraries.

Don't overthink it. All I'm saying is that the Boost guidelines recommend that
CMakeLists.txt should appear in $some_library/build/CMakeLists.txt, while I
argue that current practice is to put it in $some_library/CMakeLists.txt.


Boost list run by bdawes at, gregod at, cpdaniel at, john at