[CMake] faking convenience libraries

[Brandon J. Van Every]

Bill Hoffman wrote:
>
> You can not use FIND_* stuff because the files will not be there.   
> There is a risk that cmake could change where the .o files are put.  
> To mitigate that risk, I would recommend setting up everything with 
> variables.   You already have these 
> ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}.  That will give you the 
> CMakeFiles directory, then each library is in LibName.dir and the obj 
> files should be in there.   It would be safest to write a macro that 
> converts a source name into a .o name, that way if cmake changes, you 
> can just change the macro.

How will I extract the type of build at configuration time?  Currently 
I'm using code such as:
SET(PCRE_FOR_SHARED_OBJ_DIR
 ${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/libpcre-for-shared.dir/${CMAKE_BUILD_TYPE})

but CMAKE_BUILD_TYPE has no value when running CMakeSetup for VS71.



Cheers,
Brandon Van Every