[Scons-users] Implicit cache error after running a successful build

[Matias Iturburu]

2013/10/31 William Deegan <bill at baddogconsulting.com>


> Matias,

>

> My bet is you have an emitter which is manually adding ".H" somewhere?

>


Aside from Dirk's qt4 tool there are no emitters in my environment, and
AFAIK the tool's emitter does not do that.




>

> -Bill

>

> On Oct 31, 2013, at 6:22 AM, Matias Iturburu <

> matias.iturburu at tallertechnologies.com> wrote:

>

>

>

>

> 2013/10/31 Dirk Bächle <tshortik at gmx.de>

>

>>  Hi Matías,

>>

>>

>>

> Such emphasis :) . Hi Dirk.

>

>

>>  On 30.10.2013 18:48, Matias Iturburu wrote:

>>

>> Hello list.

>> I have a Builder to run Astyle (http://astyle.sourceforge.net/) to my

>> builds.

>> Thing is recently I've started getting this message when I try running it:

>>

>>  [...]

>> ipdb> n

>> scons: *** [biopp:astyle] Implicit dependency

>> `projects/biopp/bio_molecular.H' not found, needed by target `biopp:astyle'.

>>

>>  Which is relevant as the offending file (*projects/biopp/bio_molecular.H

>> *) exists in my source but with the appropriate lowercase *h *and after

>> following the traceback I don't see where the path gets mangled.

>>

>>  So my question is: What is this "implicit dependency" thing, how it

>> works and how do I get it to tell me what is happening with my files?

>>

>>

>> "implicit dependency" means that SCons has scanned the source files for

>> your "astyle" target(s) and detected that one of them includes the header

>> file "bio_molecular.H". If you want to get rid of this error, you should

>> search though your sources for the offending line and correct it to

>> "bio_molecular.h" (with lower capital "h").

>>

>>

> That was the first thing that came to mind. But there isn't any occurrence

> of bio_molecular.H with uppercase H in my source files:

>

> biopp/$ grep -R bio_molecular.H *

> biopp/$ grep -R "bio_molecular\.H" *

> biopp/$ grep -R "bio_molecular\.h" *

> biopp/bio_molecular/exceptions.h:    bio_molecular.h: Molecular Biology ++

> Header file.

> biopp/bio_molecular/bio_molecular.h:    bio_molecular.h: Molecular Biology

> ++ Header file.

> biopp/bio_molecular/definitions.h:    bio_molecular.h: Molecular Biology

> ++ Header file.

> biopp/biopp.h: #include "biopp/bio_molecular/bio_molecular.h"

> tools/generate_graph.cpp:#include "biopp/bio_molecular/bio_molecular.h"

>

> I'm not saying that the issue is with scons proper, I'm sure I'm messing

> something somewhere. But I need to understand where this process (the

> implicit dependency search) is taking place so I can trace where the file

> name is getting mangled.

> It puzzles me that the astyle subprocess is being run and the "error" is

> rising afterwards.

>

>

>

>>  Best regards,

>>

>> Dirk

>>

>>

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>>

>>

>

>

> --

> <http://www.tallertechnologies.com/>

> Matías Iturburu

> Software Engineer

>

> *San Lorenzo 47, 3rd Floor, Office 5

> Córdoba, Argentina

>

> *

> *Phone: +54 351 4217888 / +54 351 4218211

> Skype: matias.iturburu*

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>



-- 
<http://www.tallertechnologies.com>
Matías Iturburu
Software Engineer

*San Lorenzo 47, 3rd Floor, Office 5
Córdoba, Argentina

*
*Phone: +54 351 4217888 / +54 351 4218211
Skype: matias.iturburu*
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