[CMake] Trouble with Variable in installation

[Denis Scherbakov]

> “make install
> Lang=en_US” and
> in my CMakeLists.txt : install(FILES language/$ENV{Lang}
>
> My problem is that
> the variable is replaced
> when the cmake is called so when I call “make install
> Lang=xx”, the


You may try to do something of the following 

either: cmake -DLANG=en_US /path/to/source
either: SET(LANG "$ENV{LANG}") somewhere
either: "Use COMPONENT option from INSTALL command"

Denis