[Scons-users] Forcing projects to build in order

[William Blevins]

I cannot think of many (if any) good reasons to perform CWD.

Can you modify your build to work without?
On Thu, Aug 6, 2015 at 10:26 AM, Bill Deegan <bill at baddogconsulting.com>
wrote:

> Ora,
>
> Why do you want to force build order and/or limit parallelism?
>
>
He is performing "change working directory" commands which cause issues
with parallel builds.


> -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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>
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