- private:
- // We use a single lookup table for every type.
- // Beware of collisions if id in mpif.h is not unique
- static std::unordered_map<std::string, F2C*>* f2c_lookup_;
- static int f2c_id_;
- int my_f2c_id_ = -1;
-
- protected:
- static std::unordered_map<std::string, F2C*>* f2c_lookup();
- static void set_f2c_lookup(std::unordered_map<std::string, F2C*>* map);
- static int f2c_id();
- static void f2c_id_increment();
-
- public:
- char* get_my_key(char* key);
- static char* get_key(char* key, int id);
- static void delete_lookup();
- static std::unordered_map<std::string, F2C*>* lookup();
- F2C() {}
- virtual ~F2C() = default;
-
- //Override these to handle specific values.
- virtual int add_f();
- static void free_f(int id);
- virtual int c2f();
- static void print_f2c_lookup();
- // This method should be overridden in all subclasses to avoid casting the result when calling it.
- // For the default one, the MPI_*_NULL returned is assumed to be NULL.
- static F2C* f2c(int id);
+private:
+ using f2c_lookup_type = std::unordered_map<unsigned int, F2C*>;
+
+ // We use a single lookup table for every type.
+ // Beware of collisions if id in mpif.h is not unique
+ static std::unique_ptr<f2c_lookup_type> f2c_lookup_;
+ static int f2c_id_;
+ static f2c_lookup_type::size_type num_default_handles_;
+ int my_f2c_id_ = -1;
+ bool deleted_ = false;
+ std::string call_location_;
+
+protected:
+ static void allocate_lookup()
+ {
+ if (not f2c_lookup_)
+ f2c_lookup_ = std::make_unique<f2c_lookup_type>();
+ }
+ int f2c_id() const { return my_f2c_id_; }
+ static int global_f2c_id() { return f2c_id_; }
+ static void f2c_id_increment() { f2c_id_++; }
+
+public:
+ void mark_as_deleted() { deleted_ = true; };
+ bool deleted() const { return deleted_; }
+ static f2c_lookup_type* lookup() { return f2c_lookup_.get(); }
+ F2C();
+ virtual ~F2C() = default;
+ virtual std::string name() const = 0;
+
+ int add_f();
+ static void free_f(int id) { if(id!=-1) f2c_lookup_->erase(id); }
+ int c2f();
+
+ // This method should be overridden in all subclasses to avoid casting the result when calling it.
+ // For the default one, the MPI_*_NULL returned is assumed to be NULL.
+ static F2C* f2c(int id);
+ static void finish_initialization() { num_default_handles_ = f2c_lookup_->size(); }
+ static f2c_lookup_type::size_type get_num_default_handles() { return num_default_handles_; }
+ const std::string& call_location() const { return call_location_; }
