[Scons-users] Forcing projects to build in order

[Bill Deegan]

Ora,

Why do you want to force build order and/or limit parallelism?

-Bill

On Thu, Aug 6, 2015 at 3:58 AM, Ora <orshalev at gmail.com> wrote:

> Hi,
>
> My script builds several different projects which are not necessarily
> related.   How can I force those projects to build in a certain order?
>
> That is, I have three projects: a, b and c.
> I want 'b' to start building only after 'a' finishes, and for 'c' to start
> building only after 'b' finishes.
>
> This is necessary in order to avoid problems with changing directories
> during parallel builds.
>
> I tried using 'Requires', with every target requiring the target before it.
> Requires (b, a)
> Requires (c, b)
>
> But that doesn't solve the problem because, if I understood correctly, it
> only tells Scons that it should finish building 'a' before it finishes
> building 'b', and doesn't prevent it from compiling both projects at the
> same time.
>
> Any suggestions on how to deal with this issue would be appreciated.
>
> Thanks in advance,
> Ora
>
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