[cmake-developers] Review request: extract-cmMessenger branch

[Brad King]

On 06/09/2016 05:06 AM, Tobias Hunger wrote:
> CMake Error at src/1/app/CMakeLists.txt:70 (add_custom_target):
>   Cannot find source file:
> 
>     unknownFile.qml
> 
>   Tried extensions .c .C .c++ .cc .cpp .cxx .m .M .mm .h .hh .h++ .hm .hpp
> 
> 
> CMake Error at src/1/CMakeLists.txt:8 (add_subdirectory):
>   add_subdirectory given source "app1" which is not an existing directory.

This is meant to be the canonical style, and the IssueMessage
infrastructure produces it.  Not everything has been converted
to use it though.

-Brad