[CMake] How to read a registry key?

[William A. Hoffman]

At 05:36 PM 9/6/2006, Anton Deguet wrote:
>Hello,
>
>I have found that using EXEC_PROGRAM with ${CMAKE_COMMAND} -E I can
>write/remove a key in the Windows registry but I haven't figured out how
>to read a key.  Is there a simple solution for that?  

Sure, but it seems not to be documented....
Several commands including GET_FILENAME_COMPONENT will expand things
like this:

"[HKEY_LOCAL_MACHINE\\SOFTWARE\\JavaSoft\\Java Development Kit\\2.0;JavaHome]/bin"

You can use this to read registry values.  I will add some docs in
the morning.

-Bill