[CMake] improve the CMake language?

[Bill Hoffman]

Eric Noulard wrote:
>
> 
> CMAKE_LOAD_PLUGIN(TCL)
> 
> CMAKE_TCL(IN_VAR a
>                     IN_VAR b
>                     OUT_VAR g
>                     OUT_VAR h
>                     SCRIPT_STRING "<any tcl code>")
> 
> or
> 
> CMAKE_TCL(IN_VAR a
>                     IN_VAR b
>                     OUT_VAR g
>                     OUT_VAR h
>                     SCRIPT_FILE "/path/to/tcl_script.tcl")
> 

You can do that today.  CMake already supports loaded commands via c++ 
plugins. I would not recommend it, execute_process is much safer to use 
(shared library plugins have to match the compiler abi of the running 
cmake 64/32 bit issues can cause problems.)

-Bill