[Scons-dev] prefix, bindir, datadir, libdir, etc.

[Pawel Tomulik]

W dniu 10.05.2014 18:47, Russel Winder pisze:

> On Sat, 2014-05-10 at 15:06 +0100, Russel Winder wrote:

> […]

>> We should though commit to turning this into a production system for

>> SCons. I am not sure it belongs in the core, but there needs to be an

>> easy way of introducing it to projects and people. I am guessing that

>> checking out a repository into ${project_directory}/site_scons or

>> $HOME/.site_scons and relying on those directories being added to the

>> sys.path is that easy way. Which leads to us needing an index of such

>> things just as we have an index of tools.

>>

>> So in a sense everything is already in place :-)

>

> Thinking on this for a few seconds more: if this package is not part of

> the SCons core, and there is no "SCons extras" because SCons was

> supposed to be "batteries included" (*), then there has to be a way for

> people to add the package to their project and store it in version

> control and ship it with their project. Whilst it is reasonable for a

> user of a project in source form to install SCons, they should not have

> to ferret the Internet for the extras and tools needed to build the

> project.

>

> If all projects used Git then it would be possible to use Git submodules

> to handle this.


https://github.com/ptomulik/scons-gnu-build/blob/master/README.md#installation-as-a-submodule-in-git-based-projects


> However projects may use Git, Mercurial, Bazaar,

> Perforce, Subversion, CVS, ClearCase,… (OK, so some of those are a bit

> unlikely ;-) so we cannot rely on a Git feature.

>

> Returning to (*) I wonder if we are getting close to a situation where

> "batteries included" is the wrong approach and that the core should be

> modularized.


Many OpenSource projects I've seen last years suffered from similar 
assumptions.


> I am not sure about how this would work in Windows without

> using Chocolatey, but for proper operating systems with package

> management (so MacPorts or HomeBrew on OSX), having a scons-core,

> scons-extra-tools, scons-extra-packages, etc. would work easily.

>


Some dev teams create their own module systems, for example 
https://forge.puppetlabs.com/.

Regards!

-- 
Paweł Tomulik