Runtime: Added PostStart methot to PLCObject, called after PLC is started, with all libraries and python object already created, and python extensions "Start" methods being called.
This is called before python thread processing py_eval blocks starts. Example purpose: attach additional ressource to web services
#define __Unpack_case_t(TYPENAME) \
case TYPENAME##_ENUM :\
*flags = ((__IEC_##TYPENAME##_t *)varp)->flags;\
forced_value_p = *real_value_p = &((__IEC_##TYPENAME##_t *)varp)->value;\
break;
#define __Unpack_case_p(TYPENAME)\
case TYPENAME##_O_ENUM :\
*flags = __IEC_OUTPUT_FLAG;\
case TYPENAME##_P_ENUM :\
*flags |= ((__IEC_##TYPENAME##_p *)varp)->flags;\
*real_value_p = ((__IEC_##TYPENAME##_p *)varp)->value;\
forced_value_p = &((__IEC_##TYPENAME##_p *)varp)->fvalue;\
break;
#define __Is_a_string(dsc) (dsc->type == STRING_ENUM) ||\
(dsc->type == STRING_P_ENUM) ||\
(dsc->type == STRING_O_ENUM)
static void* UnpackVar(__Unpack_desc_type *dsc, void **real_value_p, char *flags)
{
void *varp = dsc->ptr;
void *forced_value_p = NULL;
*flags = 0;
/* find data to copy*/
switch(dsc->type){
__ANY(__Unpack_case_t)
__ANY(__Unpack_case_p)
default:
break;
}
if (*flags & __IEC_FORCE_FLAG)
return forced_value_p;
return *real_value_p;
}