[Scons-users] Scons Implicity Dependency not found issue

[Hua Yanghao]

On Fri, Oct 26, 2018 at 1:56 AM Bill Deegan <bill at baddogconsulting.com> wrote:
>
> Jason,
>
> I believe the scanner is seeing the file, and then the duplicate logic is removing it, so when the taskmaster goes to walk it, it fails.
> I haven't had a chance to verify this hypothesis.
> Likely the common usage is not to explicitly list the variant dir equivalent of the source in the CPPPATH?

If the build/a/include is not on CPPPATH, no header file will be
copied over to variant_dir. I think I had experimented a lot to find
this trick ;-)