[Scons-users] using scons for workflow

William Blevins wblevins001 at gmail.com
Wed Jul 9 20:53:43 EDT 2014


Better examples: http://www.scons.org/wiki/ToolsForFools


On Wed, Jul 9, 2014 at 8:51 PM, William Blevins <wblevins001 at gmail.com>
wrote:

> Writing a builder:
> http://www.scons.org/doc/production/HTML/scons-user.html#chap-builders-writing
> Executing a command:
> http://www.scons.org/doc/production/HTML/scons-user.html#chap-builders-commands
>
>
> On Wed, Jul 9, 2014 at 8:44 PM, Keith Brown <keith6014 at gmail.com> wrote:
>
>> thanks for the response.
>>
>> i suppose I am looking for a dependency example.
>>
>> outputdir="/tmp/data"
>>
>> 1) run a shell script A
>> 2) run a shell script B with Shell script A's output
>> 3) run a R script with output of script B
>>
>> Would like to see how the experts will do it.
>>
>>
>>
>> On Wed, Jul 9, 2014 at 8:10 PM, William Blevins <wblevins001 at gmail.com>
>> wrote:
>>
>>> Keith,
>>>
>>> I cannot give you explicit advice with such a generic example but I can
>>> point to documentation that should help.  The SCons documentation is very
>>> robust, so please check it out.
>>>
>>> 1. Make your source tree fit your needs.  Here's info for hierarchical
>>> builds:
>>> http://www.scons.org/doc/production/HTML/scons-user.html#chap-hierarchical
>>> 2. I keep build variables internal to scons whenever possible.  Keep in
>>> mind that SConscripts are read completely before targets are built, so
>>> order doesn't matter as long as you are setting the correct
>>> SCons.Environment object. You should not need to export the required
>>> environment variables into the python interpreter environment. This is
>>> outside my general usage, so if I'm wrong someone will correct me I hope.
>>> http://www.scons.org/doc/production/HTML/scons-user.html#chap-environments
>>> 3. Look here:
>>> http://www.scons.org/doc/production/HTML/scons-user.html#idp284960
>>>
>>> V/R,
>>> William
>>>
>>>
>>> On Wed, Jul 9, 2014 at 7:57 PM, Keith Brown <keith6014 at gmail.com> wrote:
>>>
>>>> At the moment I am using Make for my workflow eventhough this isn't for
>>>> source code compilation. I have several tasks which execute Python, R, Perl
>>>> and Shell scripts.
>>>>
>>>> Some of these tasks last for few minutes to hours and obviously I don't
>>>> want to rerun everything if not needed.
>>>>
>>>> I was wondering if anyone has been doing something similar to what I am
>>>> doing.
>>>>
>>>> So, far my question are:
>>>>
>>>> How do you setup the directory structure?  I know there will be a
>>>> SConstruct file.
>>>> How do you handle environment variables? Does each one of my script
>>>> (R,Perl,etc..) need to explicitly set?  Ideally, I would like my SConstruct
>>>> file to have the environment variables.
>>>> Once my output file is created, I would like to test it for existence
>>>> (obvious) and also the size of the file.
>>>>
>>>>
>>>>
>>>> _______________________________________________
>>>> Scons-users mailing list
>>>> Scons-users at scons.org
>>>> http://four.pairlist.net/mailman/listinfo/scons-users
>>>>
>>>>
>>>
>>> _______________________________________________
>>> Scons-users mailing list
>>> Scons-users at scons.org
>>> http://four.pairlist.net/mailman/listinfo/scons-users
>>>
>>>
>>
>> _______________________________________________
>> Scons-users mailing list
>> Scons-users at scons.org
>> http://four.pairlist.net/mailman/listinfo/scons-users
>>
>>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://four.pairlist.net/pipermail/scons-users/attachments/20140709/ab2e2104/attachment.html>


More information about the Scons-users mailing list