[poppler] track build version in output

[Albert Astals Cid]

A Divendres, 7 d'octubre de 2011, Josh Richardson vàreu escriure:
> Hey Popplers,
> 
> Wondering if anyone else would find it useful….
> 
> When I generate some content with pdftohtml, I'd like it to also spit out
> the build version with the content so I can keep track of which version of
> the software produced which content.  I'm guessing that this might be
> useful in other utilities also.
> 
> In any case, I wanted to share my plan before I undertake:
> 
> 1. Modify poppler cmake system;
> 
>  *   add a new configure flag, INCLUDE_VERSION_IN_OUTPUT
>  *   when set, run "git describe" on the repo when running a make
> 
> 2. Use perl to insert the output of "git describe" into new header file
> that's not checked into GIT. 
> 3. Make sure that .gitignore is set for the
> new header file; call the new header file VERSION.h 
> 4. Conditionally
> include VERSION.h into the pdftohtml.cc build; could later be added to
> other utils 
> 5. Modify pdftohtml.cc to spit out the version number into the
> output directory as a new file, "poppler-version.txt", when
> INCLUDE_VERSION_IN_OUTPUT is configured in the poppler build.
> 
> Please let me know if you have any feedback.

What's your use case for this? Is it because you have various builds running 
internally and you want to see which one is the one causing the problems?

Albert

> 
> Thanks, --josh