[CMake] add_custom_command problem

[Eric Noulard]

2011/1/17 Andrea Galeazzi <Galeazzi at korg.it>:
> Eric Noulard ha scritto:
>
> 2011/1/17 Andrea Galeazzi <galeazzi at korg.it>:
>
>
> Il 17/01/2011 12.34, Eric Noulard ha scritto:
>
>
> I just realized something.
> Do you want
>    A) to increase the build number EACH time you build
>    B) to increase the build number WHEN of of the SOURCES change?
>
>
> The B is definitely my choice.
>
>
> So then what is the precise symptom.
>
> 1) The BuildNumber.h is never generated (and you have a compile error)
> 2) The BuildNumber.h is never regenerated when Config.cpp change?
>
> The symptoms are both:
>  1 - The first time I build the project I have a compile error because
> BuildNumber.h doesn't exist.

So there is an initial dependency issue.

> 2 - If I manually create BuildNumber.h in order to "pass" the compilation,
> any next build doesn't update BuildNumber.h.
>
> I also point out that I wanna update such file every time ANY sources are
> changed.
> I made a simple project that has this problem, where can I upload it?

1) Open bug report:
    http://public.kitware.com/Bug/main_page.php

2) and attach your example project to the bug.

3) Send an e-mail into this thread which gives the
     url of the bug this way the bug will be linked to the discussion.


-- 
Erk
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