--- a/lib/accessor.h Fri Nov 18 17:21:16 2011 +0100
+++ b/lib/accessor.h Fri Nov 18 17:28:37 2011 +0100
@@ -6,15 +6,14 @@
// variable declaration macros
#define __DECLARE_VAR(type, name)\
__IEC_##type##_t name;
-#define __DECLARE_GLOBAL(type, resource, name)\
- __IEC_##type##_t resource##__##name;\
- static __IEC_##type##_t *GLOBAL__##name = &resource##__##name;\
+#define __DECLARE_GLOBAL(type, domain, name)\
+ __IEC_##type##_t domain##__##name;\
+ static __IEC_##type##_t *GLOBAL__##name = &(domain##__##name);\
void __INIT_GLOBAL_##name(type value) {\
(*GLOBAL__##name).value = value;\
}\
- void __SET_GLOBAL_##name(type value) {\
- if (!((*GLOBAL__##name).flags & __IEC_FORCE_FLAG))\
- (*GLOBAL__##name).value = value;\
+ IEC_BYTE __IS_GLOBAL_##name##_FORCED(void) {\
+ return (*GLOBAL__##name).flags & __IEC_FORCE_FLAG;\
}\
type* __GET_GLOBAL_##name(void) {\
return &((*GLOBAL__##name).value);\
@@ -23,13 +22,12 @@
extern type *location;
#define __DECLARE_GLOBAL_LOCATED(type, resource, name)\
__IEC_##type##_p resource##__##name;\
- static __IEC_##type##_p *GLOBAL__##name = &resource##__##name;\
+ static __IEC_##type##_p *GLOBAL__##name = &(resource##__##name);\
void __INIT_GLOBAL_##name(type value) {\
*((*GLOBAL__##name).value) = value;\
}\
- void __SET_GLOBAL_##name(type value) {\
- if (!((*GLOBAL__##name).flags & __IEC_FORCE_FLAG))\
- *((*GLOBAL__##name).value) = value;\
+ IEC_BYTE __IS_GLOBAL_##name##_FORCED(void) {\
+ return (*GLOBAL__##name).flags & __IEC_FORCE_FLAG;\
}\
type* __GET_GLOBAL_##name(void) {\
return (*GLOBAL__##name).value;\
@@ -52,16 +50,21 @@
__INIT_GLOBAL_##name(temp);\
__INIT_RETAIN((*GLOBAL__##name), retained)\
}
-#define __INIT_GLOBAL_LOCATED(resource, name, location, retained)\
- resource##__##name.value = location;\
- __INIT_RETAIN(resource##__##name, retained)
+#define __INIT_GLOBAL_LOCATED(domain, name, location, retained)\
+ domain##__##name.value = location;\
+ __INIT_RETAIN(domain##__##name, retained)
#define __INIT_EXTERNAL(type, global, name, retained)\
- name.value = __GET_GLOBAL_##global();\
- __INIT_RETAIN(name, retained)
+ {\
+ extern type* __GET_GLOBAL_##global();\
+ name.value = __GET_GLOBAL_##global();\
+ __INIT_RETAIN(name, retained)\
+ }
#define __INIT_LOCATED(type, location, name, retained)\
- {extern type *location;\
- name.value = location;\
- __INIT_RETAIN(name, retained)}
+ {\
+ extern type *location;\
+ name.value = location;\
+ __INIT_RETAIN(name, retained)\
+ }
#define __INIT_LOCATED_VALUE(name, initial)\
*(name.value) = initial;
@@ -81,14 +84,12 @@
((name.flags & __IEC_FORCE_FLAG) ? &(name.fvalue __VA_ARGS__) : &(*(name.value) __VA_ARGS__))
// variable setting macros
-#define __SET_VAR(name, new_value, ...)\
- if (!(name.flags & __IEC_FORCE_FLAG)) name.value __VA_ARGS__ = new_value
-#define __SET_EXTERNAL(global, name, new_value)\
- if (!(name.flags & __IEC_FORCE_FLAG))\
- __SET_GLOBAL_##global(new_value)
-#define __SET_COMPLEX_EXTERNAL(name, new_value, ...)\
- *(name.value) __VA_ARGS__ = new_value
-#define __SET_LOCATED(name, new_value, ...)\
- if (!(name.flags & __IEC_FORCE_FLAG)) *(name.value) __VA_ARGS__ = new_value
+#define __SET_VAR(prefix, name, new_value, ...)\
+ if (!(prefix name.flags & __IEC_FORCE_FLAG)) prefix name.value __VA_ARGS__ = new_value
+#define __SET_EXTERNAL(prefix, name, new_value, ...)\
+ if (!(prefix name.flags & __IEC_FORCE_FLAG || __IS_GLOBAL_##name##_FORCED()))\
+ (*(prefix name.value)) __VA_ARGS__ = new_value
+#define __SET_LOCATED(prefix, name, new_value, ...)\
+ if (!(prefix name.flags & __IEC_FORCE_FLAG)) *(prefix name.value) __VA_ARGS__ = new_value
#endif //__ACCESSOR_H