[Scons-users] Technical question abouir --debug=explain

[Bill Deegan]

Is the file itself changing between builds in this case?
Or is it building when it's not changing?

On Tue, Dec 19, 2017 at 4:01 PM, Pierre-Luc Boily <pierreluc.boily at gmail.com
> wrote:

> I tried same test on a smaller part of the code to get smaller
> tree/traces.  I also rework the SConscript to make it simpler, and I don't
> see anything shocking.
> Tree : https://pastebin.com/iuwKekwD
> Trace: https://pastebin.com/KwAieVGE
>
> SConscript :
> Import('envService')
> envService.validate_supported_platform('posix')
> env = envService.get_env32()
> env.USE_QT()
> env.Library(target = env.libName(),source = ["aiui_controller.cpp",
> "aiui_widget_impl.cpp", "aiui_widget.cpp"])
>
> Do you see something unusual?
>
> thx
>
> On Tue, Dec 19, 2017 at 12:07 PM, Bill Deegan <bill at baddogconsulting.com>
> wrote:
>
>> You might also run with
>>
>> --taskmastertrace=FILE
>>
>> And look at the generated file with respect to the source and target(s) involved.
>>
>>
>> On Tue, Dec 19, 2017 at 10:31 AM, Pierre-Luc Boily <
>> pierreluc.boily at gmail.com> wrote:
>>
>>> Yes it is.  It must be something with my implementation for sure., I'll
>>> dig more on my scons implementation...  It might be related with my
>>> pseudo-builders.  I have an implementation on top of Library, SharedLibrary
>>> and Program calls, in order to be able to generated artifacts in the
>>> correct variant dir. The Variant dir given to SConscript looks like
>>> "/svn/products/build/debug/src".  Then, my pseudo-builder receives the
>>> variant dir and add a subfolder like that "/svn/products/build/debug/src/i86-pc-linux-gnu".
>>> See https://pastebin.com/6fTVDnMa.   Code executed from pseudo-builders
>>> is the same from windows and centos.  So, it might be something elsewhere
>>> as well....
>>>
>>> On Tue, Dec 19, 2017 at 9:59 AM, Bill Deegan <bill at baddogconsulting.com>
>>> wrote:
>>>
>>>> That is unexpected.
>>>> Is it repeatable?
>>>>
>>>> On Tue, Dec 19, 2017 at 9:17 AM, Pierre-Luc Boily <
>>>> pierreluc.boily at gmail.com> wrote:
>>>>
>>>>> Hello!
>>>>>
>>>>> Was doing small test yesterday by changing a cpp file and compiling
>>>>> with
>>>>> --debug=explain.  I realized that the explain argument did not print
>>>>> the
>>>>> message I was expected on my centos build :
>>>>>
>>>>> scons: rebuilding
>>>>> `build/debug/sim/simulator/vr/pbs/fpsm/i86-pc-linux-gnu/pbsf
>>>>> psm_acreport.o'
>>>>> because:
>>>>>            `sim/simulator/vr/pbs/fpsm/pbsfpsm_acreport.cpp' is no
>>>>> longer a
>>>>> dependency
>>>>>            `sim/simulator/vr/pbs/fpsm/pbsfpsm_acreport.cpp' is a new
>>>>> dependency
>>>>>
>>>>> I did some test on windows as well, by changing a cpp file too, and I
>>>>> got
>>>>> this :
>>>>>
>>>>> scons: rebuilding
>>>>> `build\debug\sr\sra\src\flatGui\win32\ASRResultObserverUI.obj' because
>>>>> `sr\sra\src\flatGui\ASRResultObserverUI.cpp' changed
>>>>>
>>>>> which is the message that I do expect.  So, I am wondering if it is the
>>>>> message on centos makes sense. This message sounds like that the cpp is
>>>>> being removed.  I double-check my pseudo-builder that creates Library
>>>>> and
>>>>> Program, and the code executed is the same for both centos and windows.
>>>>>
>>>>> I am using scons 2.5.1 with python 2.7.13
>>>>>
>>>>> Thx
>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Sent from: http://scons.1086193.n5.nabble.com/Users-f16930.html
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>>>>
>>>>
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