laurent@219: #ifndef __ACCESSOR_H
laurent@219: #define __ACCESSOR_H
laurent@219: 
laurent@219: // variable declaration macros
laurent@219: #define __DECLARE_VAR(type, name)\
laurent@219: 	type name;
laurent@219: #define __DECLARE_GLOBAL(type, resource, name)\
laurent@219: 	type resource##__##name;\
laurent@219: 	static type *GLOBAL__##name = &resource##__##name;\
laurent@219: 	type __GET_GLOBAL_##name(void) {return *GLOBAL__##name;}\
laurent@219: 	void __SET_GLOBAL_##name(type value) {*GLOBAL__##name = value;}
laurent@219: #define __DECLARE_GLOBAL_LOCATION(type, location)\
laurent@219: 	extern type *location;
laurent@219: #define __DECLARE_GLOBAL_LOCATED(type, resource, name)\
laurent@219: 	type *resource##__##name;\
laurent@219: 	static type *GLOBAL__##name;\
laurent@219: 	type __GET_GLOBAL_##name(void) {return *GLOBAL__##name;}\
laurent@219: 	void __SET_GLOBAL_##name(type value) {*GLOBAL__##name = value;}
laurent@219: #define __DECLARE_EXTERNAL(type, name)\
laurent@219: 	type *name;
laurent@219: #define __DECLARE_LOCATED(type, name)\
laurent@219: 	type *name;
laurent@219: 
laurent@219: 
laurent@219: // variable initialization macros
laurent@219: #define __INIT_VAR(name, initial)\
laurent@219: 	name = initial;
laurent@219: #define __INIT_GLOBAL(name, initial)\
laurent@219: 	*GLOBAL__##name = initial;
laurent@219: #define __INIT_GLOBAL_LOCATED(resource, name, location)\
laurent@219: 	resource##__##name = location;\
laurent@219:     GLOBAL__##name = location;
laurent@219: #define __INIT_EXTERNAL(type, global, name)\
laurent@219: 	{extern type *GLOBAL__##global;\
laurent@219: 	 name = GLOBAL__##global;}
laurent@219: #define __INIT_LOCATED(type, location, name)\
laurent@219: 	{extern type *location;\
laurent@219: 	 name = location;}
laurent@219: #define __INIT_LOCATED_VALUE(name, initial)\
laurent@219: 	*name = initial;
laurent@219: 
laurent@219: 
laurent@219: // variable getting macros
laurent@219: #define __GET_VAR(name)\
laurent@219: 	name
laurent@219: #define __GET_EXTERNAL(name)\
laurent@219: 	__GET_GLOBAL_##name()
laurent@219: #define __GET_LOCATED(name)\
laurent@219: 	*(name)
laurent@219: #define __GET_VAR_BY_REF(name)\
laurent@219: 	&(name)
laurent@219: #define __GET_EXTERNAL_BY_REF(name)\
laurent@219: 	GLOBAL__##name
laurent@219: #define __GET_LOCATED_BY_REF(name)\
laurent@219: 	name
laurent@219: 
laurent@219: // variable setting macros
laurent@219: #define __SET_VAR(name, new_value)\
laurent@219: 	name = new_value
laurent@219: #define __SET_EXTERNAL(name, new_value)\
laurent@219: 	__SET_GLOBAL_##name(value)
laurent@219: #define __SET_LOCATED(name, new_value)\
laurent@219: 	*(name) = value
laurent@219: 
laurent@219: #endif //__ACCESSOR_H