Re: [Boost-users] [bind] Pointer to functions as template parameters

From: Simon Buchan (simon_at_[hidden])
Date: 2005-09-14 23:02:02

Bruno Martínez wrote:
> Hi.
> 
> When using pointers to functions with bind, the particular function  
> doesn't play a part in the return value's type of bind.  That is
> 
> void func1();
> void func2();
> 
> typeid(boost::bind(&func1)) == typeid(boost::bind(&func1)) // this is true
> 
> I need the types to be different to store bind objects with the  
> serialization library.  The C++ Templates book proposes an adaptor that  
> takes the pointer to function as a template parameter.  However, this  
> adaptor is particular to a given signature, and I don't know how to  
> rewrite it more generally.  Is this possible?  Can I more easily make  
> boost::bind do what I want?
> 
> Bruno
You may be making more work for yourself than you need to, why
do you need to serialize bind objects? I haven't used the
serialization lib, but a quick look-through doesn't really bring
any times to mind where I would want to serialize a boost::bind
functor!