[Scons-users] SWIG

Wed Mar 11 01:45:47 EDT 2015

Is that pass-1 or pass-2?  And what is the expected behavior (IE. where do
you expect the file)?

V/R,
William

On Wed, Mar 11, 2015 at 1:42 AM, William Roberts <bill.c.roberts at gmail.com>
wrote:

> absolutely, sorry about that. It appears that it concatenates variant
> directory with output directory which causes the
> file not to be found.
>
> scons: Building targets ...
> scons: building `out/vm/out/lib/miniat.py' because it doesn't exist
> swig -o out/vm/src/miniat_wrap.c -outdir "out/lib" -python
> out/vm/src/miniat.i
> scons: done building targets.
>
>
> On Tue, Mar 10, 2015 at 10:39 PM, William Blevins <wblevins001 at gmail.com>
> wrote:
>
>> Can you use debug=explain please?  We need finite state descriptions to
>> accompany issues or we cannot help ;)
>>
>> V/R,
>> William
>>
>> On Wed, Mar 11, 2015 at 1:37 AM, William Roberts <
>> bill.c.roberts at gmail.com> wrote:
>>
>>> I used the filtered glob from here to correct the pickup of the
>>> generated wrap.c file:
>>>
>>> http://stackoverflow.com/questions/12518715/how-do-i-filter-an-scons-glob-result
>>>
>>> However, it appears that the builder doesn't handle detecting changes
>>> properly, and
>>> always builds the wrapper file...
>>>
>>> Executing script: /home/bill/workspace/miniat/out/peripherals/simple_term
>>> scons: done reading SConscript files.
>>> scons: Building targets ...
>>> SWIG out/vm/src/miniat_wrap.c
>>> scons: done building targets.
>>>
>>>
>>> On Tue, Mar 10, 2015 at 10:30 PM, William Roberts <
>>> bill.c.roberts at gmail.com> wrote:
>>>
>>>> looks like the Glob(src/*.c) is picking up the miniat_wrap.c file that
>>>> was generated by swig in the working directory.
>>>>
>>>> On Tue, Mar 10, 2015 at 10:09 PM, William Blevins <
>>>> wblevins001 at gmail.com> wrote:
>>>>
>>>>> Nevermind there was a link included.  I am used to gettings
>>>>> attachments.
>>>>>
>>>>> Sorry,
>>>>> William
>>>>>
>>>>> On Wed, Mar 11, 2015 at 1:04 AM, William Blevins <
>>>>> wblevins001 at gmail.com> wrote:
>>>>>
>>>>>> You haven't supplied enough context.  This is most likely specific to
>>>>>> your SConscript calls.  Can you please include your script?
>>>>>>
>>>>>> V/R,
>>>>>> William
>>>>>>
>>>>>> On Wed, Mar 11, 2015 at 12:57 AM, William Roberts <
>>>>>> bill.c.roberts at gmail.com> wrote:
>>>>>>
>>>>>>> FYI my work is here:
>>>>>>> https://bitbucket.org/miniat/0x1-miniat/branch/swig-python
>>>>>>>
>>>>>>>
>>>>>>> On Tue, Mar 10, 2015 at 8:56 PM, Bill Deegan <
>>>>>>> bill at baddogconsulting.com> wrote:
>>>>>>>
>>>>>>>> William,
>>>>>>>>
>>>>>>>> If you want more control, you might break out.
>>>>>>>>
>>>>>>>> xyz=
>>>>>>>> env.SharedObject('targetdir/file','sourcefile.i',SWIGFLAGS=['-python',
>>>>>>>> '-outdir', 'out/lib'])
>>>>>>>> And then use all or part of xyz
>>>>>>>>
>>>>>>>> Also note that all builders should be treated as if they return a
>>>>>>>> list of Node objects.
>>>>>>>> So your:
>>>>>>>> return [l, x]
>>>>>>>>
>>>>>>>> Should likely be:
>>>>>>>> return l+x
>>>>>>>>
>>>>>>>
>>>>>>> doesn't scons internally flatten nested lists? Although,
>>>>>>> concatenating is probably the better way, as you suggest.
>>>>>>>
>>>>>>> I seem to get some weird issues when I run scons without any
>>>>>>> modfications to any files, it reruns swig and I see the following issues:
>>>>>>>
>>>>>>> scons: warning: Two different environments were specified for target
>>>>>>> src/miniat_wrap.os,
>>>>>>> but they appear to have the same action: $SHCC -o $TARGET -c
>>>>>>> $SHCFLAGS $SHCCFLAGS $_CCCOMCOM $SOURCES
>>>>>>> File "/home/bill/workspace/miniat/SConstruct", line 96, in
>>>>>>> buildSharedLibrary
>>>>>>> Executing script: /home/bill/workspace/miniat/out/vm/test
>>>>>>> Executing script: /home/bill/workspace/miniat/out/tools/mash
>>>>>>> Executing script:
>>>>>>> /home/bill/workspace/miniat/out/peripherals/debugger
>>>>>>> Executing script:
>>>>>>> /home/bill/workspace/miniat/out/peripherals/simple_kb
>>>>>>> Executing script:
>>>>>>> /home/bill/workspace/miniat/out/peripherals/simple_term
>>>>>>> scons: done reading SConscript files.
>>>>>>> scons: Building targets ...
>>>>>>> swig -o out/vm/src/miniat_wrap.c -python -outdir out/lib
>>>>>>> out/vm/src/miniat.i
>>>>>>> LD out/vm/libminiat.so
>>>>>>> CP out/lib/libminiat.so
>>>>>>> LD out/system/console/miniat_console
>>>>>>>
>>>>>>> It also somehow ends up modifying the libminiat.so library to
>>>>>>> include swig python stuff that it didn't include in that so on the first
>>>>>>> build.
>>>>>>> If you use nm to dump the symbols
>>>>>>>
>>>>>>> First Run, builds and links fine:
>>>>>>> $ nm out/lib/libminiat.so | grep swig
>>>>>>> <no output>
>>>>>>>
>>>>>>> run scons again, see the issues noted above, and the check the
>>>>>>> library:
>>>>>>> $ nm out/lib/libminiat.so | grep swig
>>>>>>> 0000000000213740 d _swigc__p_char
>>>>>>> 0000000000213780 d _swigc__p_miniat
>>>>>>>
>>>>>>> It seems to be getting confused.
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>>
>>>>>>>> -Bill
>>>>>>>>
>>>>>>>> On Tue, Mar 10, 2015 at 6:07 PM, William Roberts <
>>>>>>>> bill.c.roberts at gmail.com> wrote:
>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> On Tue, Mar 10, 2015 at 6:03 PM, William Roberts <
>>>>>>>>> bill.c.roberts at gmail.com> wrote:
>>>>>>>>>
>>>>>>>>>> So I have a heiarchical biuld going on, my SConstruct defines
>>>>>>>>>> this method that is exported to my SConscripts
>>>>>>>>>>
>>>>>>>>>> def buildSharedLibrary(*args, **kwargs):
>>>>>>>>>>         l = env.SharedLibrary(*args, **kwargs)
>>>>>>>>>>         x = env.Install(libdir, l)
>>>>>>>>>>         return [l, x]
>>>>>>>>>>
>>>>>>>>>> So all my shared libraries end up in out/lib
>>>>>>>>>>
>>>>>>>>>> I am currently trying to make a swig wrapper, and my SConstruct
>>>>>>>>>> defines:
>>>>>>>>>>
>>>>>>>>>> buildSharedLibrary('_miniat.so', 'src/miniat.i', LIBS=['miniat'],
>>>>>>>>>> CPPPATH=[ INC, distutils.sysconfig.get_python_inc() ], SHLIBPREFIX="",
>>>>>>>>>> SWIGFLAGS=['-python'])
>>>>>>>>>>
>>>>>>>>>> Which builds the wrapper into a shared object just fine. However,
>>>>>>>>>> swig outputs a generated python file at:
>>>>>>>>>> ./out/vm/src/miniat.py
>>>>>>>>>>
>>>>>>>>>> What I am trying to do, is get SCons to install this into the
>>>>>>>>>> SharedLibrary directory, but it doesn't seem to be ommited here:
>>>>>>>>>> l = env.SharedLibrary(*args, **kwargs)
>>>>>>>>>>
>>>>>>>>>> How can I get that generated file output where I want it?
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>> As usual, just after I sent I found what I was looking for:
>>>>>>>>>
>>>>>>>>> buildSharedLibrary('_miniat.so', 'src/miniat.i', LIBS=['miniat'],
>>>>>>>>> CPPPATH=[ INC, distutils.sysconfig.get_python_inc() ], SHLIBPREFIX="",
>>>>>>>>> SWIGFLAGS=['-python', '-outdir', 'out/lib'])
>>>>>>>>>
>>>>>>>>> But is this the best way?
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>> --
>>>>>>>>>> Respectfully,
>>>>>>>>>>
>>>>>>>>>> William C Roberts
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> --
>>>>>>>>> Respectfully,
>>>>>>>>>
>>>>>>>>> William C Roberts
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> _______________________________________________
>>>>>>>>> Scons-users mailing list
>>>>>>>>> Scons-users at scons.org
>>>>>>>>> https://pairlist4.pair.net/mailman/listinfo/scons-users
>>>>>>>>>
>>>>>>>>>
>>>>>>>>
>>>>>>>> _______________________________________________
>>>>>>>> Scons-users mailing list
>>>>>>>> Scons-users at scons.org
>>>>>>>> https://pairlist4.pair.net/mailman/listinfo/scons-users
>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> --
>>>>>>> Respectfully,
>>>>>>>
>>>>>>> William C Roberts
>>>>>>>
>>>>>>>
>>>>>>> _______________________________________________
>>>>>>> Scons-users mailing list
>>>>>>> Scons-users at scons.org
>>>>>>> https://pairlist4.pair.net/mailman/listinfo/scons-users
>>>>>>>
>>>>>>>
>>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> Scons-users mailing list
>>>>> Scons-users at scons.org
>>>>> https://pairlist4.pair.net/mailman/listinfo/scons-users
>>>>>
>>>>>
>>>>
>>>>
>>>> --
>>>> Respectfully,
>>>>
>>>> William C Roberts
>>>>
>>>>
>>>
>>>
>>> --
>>> Respectfully,
>>>
>>> William C Roberts
>>>
>>>
>>> _______________________________________________
>>> Scons-users mailing list
>>> Scons-users at scons.org
>>> https://pairlist4.pair.net/mailman/listinfo/scons-users
>>>
>>>
>>
>> _______________________________________________
>> Scons-users mailing list
>> Scons-users at scons.org
>> https://pairlist4.pair.net/mailman/listinfo/scons-users
>>
>>
>
>
> --
> Respectfully,
>
> William C Roberts
>
>
> _______________________________________________
> Scons-users mailing list
> Scons-users at scons.org
> https://pairlist4.pair.net/mailman/listinfo/scons-users
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://pairlist4.pair.net/pipermail/scons-users/attachments/20150311/152f4bd9/attachment.html>