[cmake-developers] Issuing errors for faulty INTERFACE_INCLUDE_DIRECTORIES

[Stephen Kelly]

Stephen Kelly wrote:

> Stephen Kelly wrote:
>>> We already have similar errors in the exported "targets" files for
>>> things like missing library files.  The wording says something about
>>> possible missing or broken packages.
>> 
>> Right, I'll see if I can do something similar over the next few days.
> 
> I've pushed the error-on-exported-missing-include-dir branch to my clone.

I'm also not sure if the check for '..' in the path is the right way to 
check this, whether symlinks need to be considered, what the result on 
Windows would be if the two directories are on different drives, and whether 
windows virtual drives need to be considered.

Thanks,

Steve.