[CMake] Check for C++ functions existence

[Markus Blatt]

Hi,

On Fri, Aug 31, 2012 at 12:00:35PM -0700, Bogdan Cristea wrote:
> Is there an equivalent for CHECK_FUNCTION_EXISTS in order to check for C++ 
> function existence.

As long as it is not a member function check_function_exists should
suffice.
Otherwise you might want to look at check_cxx_symbol_exists, which
also can check for a function.

Cheers,

Markus

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