[Scons-users] Provide default Import to SConscript

Bill Deegan bill at baddogconsulting.com
Sat Feb 17 10:46:00 EST 2018


How many source files per SConscript?
That's a lot of sconscripts.
Is this all one project?
Are all the SConscripts identical?

On Sat, Feb 17, 2018 at 3:05 AM, Hua Yanghao <huayanghao at gmail.com> wrote:

> Actually I have one and only one import for hundreds of SConscript :)
>
> On Sat, Feb 17, 2018 at 01:19 Jonathon Reinhart <
> jonathon.reinhart at gmail.com> wrote:
>
>> Hua,
>>
>> If you are importing lots of variables into SConscripts, then you're
>> using SCons wrong. Most of your variables should probably be construction
>> variables (in the environment).
>>
>> I've written many, many SConscripts and I've never used more than 3 or 4
>> Import() statements in a single SConscript. Before you critique a
>> long-established framework, you might want to consider if you're using it
>> inappropriately.
>>
>> Jonathon
>>
>>
>>
>> On Fri, Feb 16, 2018 at 6:02 PM, Hua Yanghao <huayanghao at gmail.com>
>> wrote:
>>
>>> Will do. It is really not good if a particular framework force user to
>>> create repeated code. In comparison kbuild can easily create a one line
>>> make file for a module.
>>>
>>> I am using localized scons anyway if not accepted will just use it on my
>>> own.
>>>
>>> On Fri, Feb 16, 2018 at 22:46 Bill Deegan <bill at baddogconsulting.com>
>>> wrote:
>>>
>>>> Feel free to make a pull request, though I can't promise that it will
>>>> be accepted.
>>>>
>>>> Is it really that much of an inconvenience?
>>>> -Bill
>>>>
>>>>
>>>> On Fri, Feb 16, 2018 at 3:20 PM, Hua Yanghao <huayanghao at gmail.com>
>>>> wrote:
>>>>
>>>>> Hi Bill,
>>>>> Do you think if it is useful to add a new keyword for
>>>>> env.SConscript(default_imports=[xyz,abc,...])?
>>>>> For return I think I can abuse some global variables. This can really
>>>>> make the SConscript clean/minimal.
>>>>>
>>>>> Best Regards,
>>>>> Yanghao
>>>>>
>>>>> On Fri, Feb 16, 2018 at 9:09 PM, Bill Deegan <
>>>>> bill at baddogconsulting.com> wrote:
>>>>> > No, there is no way without hacking the core code.
>>>>> >
>>>>> > It is the way it is by design.
>>>>> >
>>>>> > -Bill
>>>>> > SCons Project Co-Manager
>>>>> >
>>>>> > On Fri, Feb 16, 2018 at 2:28 PM, Hua Yanghao <huayanghao at gmail.com>
>>>>> wrote:
>>>>> >>
>>>>> >> Does anyone know in scons there are ways to implicitly make a object
>>>>> >> (e.g. xyz) available for SConscript without explicity Import(xyz)?
>>>>> >>
>>>>> >> Just want to eliminate the annoying repeated Import(xyz) in every
>>>>> >> single SConscript.
>>>>> >>
>>>>> >> And what about implicit Return()? e.g. xyz() returns a list of
>>>>> object,
>>>>> >> then in every SConscript if the top level SConstruct want to collect
>>>>> >> the complete list of object returned from every single SConscript.
>>>>> >>
>>>>> >> For example:
>>>>> >> SConscript-1:
>>>>> >> Import("xyz")
>>>>> >>
>>>>> >> ret = xyz(...)
>>>>> >>
>>>>> >> Return("ret")
>>>>> >>
>>>>> >> Would ideally become:
>>>>> >> SConscript-2:
>>>>> >> xyz(...)
>>>>> >>
>>>>> >> Thanks,
>>>>> >> Yanghao
>>>>> >> _______________________________________________
>>>>> >> Scons-users mailing list
>>>>> >> Scons-users at scons.org
>>>>> >> https://pairlist4.pair.net/mailman/listinfo/scons-users
>>>>> >
>>>>> >
>>>>> >
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>>>>
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