[CMake] Function for visibility definitions

[Michael Wild]

On 11. Feb, 2010, at 15:40 , Hendrik Sattler wrote:

> Zitat von Bill Hoffman <bill.hoffman at kitware.com>:
>> That said, you could have CMake configure a .h file that had this stuff
>> in it.  It might be nice if the function did that automatically, as it
>> is almost the same code for every project.  Then once your project was
>> built with CMake, you would install the configured .h files and other
>> build systems could still use the software.
> 
> OTOH, cmake is a build system, not a code generator.
> This export stuff is so simple[1], why all the hassle to generate it?
> 
> HS
> 
> [1]: you only have too cases: Windows and gcc>=4. All compilers on Windows use the same syntax.
> 

Also refer to http://gcc.gnu.org/wiki/Visibility

Michael