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// -*- C++ -*-
/**
* @file tid_to_int.h
*
* Convert an ACE_thread_t to an integer in a way that doesn't rely
* heavily on platform-specific configuration.
*
* @author Ossama Othman
*/
namespace
{
template<typename thread_id_type, typename ace_thread_id_type>
struct ACE_thread_t_to_integer_i
{
thread_id_type operator() (ace_thread_id_type tid)
{
// We assume sizeof(thread_id_type) >= sizeof(ace_thread_id_type).
return (thread_id_type) (tid);
}
};
template<typename thread_id_type, typename ace_thread_id_type>
struct ACE_thread_t_to_integer_i<thread_id_type, ace_thread_id_type*>
{
thread_id_type operator() (ace_thread_id_type* tid)
{
// ACE_thread_t is a pointer. Cast to an intermediate integer
// type large enough to hold a pointer.
intptr_t const tmp = reinterpret_cast<intptr_t> (tid);
// We assume sizeof(thread_id_type) >= sizeof(ace_thread_id_type).
return (thread_id_type) tmp;
}
};
template<typename thread_id_type>
thread_id_type
ACE_thread_t_to_integer (ACE_thread_t tid)
{
return ACE_thread_t_to_integer_i<thread_id_type, ACE_thread_t>() (tid);
}
}
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