SVGHMI: add CURRENT_PAGE_{location} global variable to reflect currently visible page. If PLC wites some valid page reference in that variable, it triggers page switch. Additionally, fixed /HEARTBEAT being subscribed systematically by JS code even when wtchdog is not enabled.
#ifndef _BEREMIZ_H_
#define _BEREMIZ_H_
/* Beremiz' header file for use by extensions */
#include "iec_types.h"
#define LOG_LEVELS 4
#define LOG_CRITICAL 0
#define LOG_WARNING 1
#define LOG_INFO 2
#define LOG_DEBUG 3
extern unsigned long long common_ticktime__;
#ifdef TARGET_LOGGING_DISABLE
static inline int LogMessage(uint8_t level, char* buf, uint32_t size)
{
(void)level;
(void)buf;
(void)size;
return 0;
}
#else
int LogMessage(uint8_t level, char* buf, uint32_t size);
#endif
long AtomicCompareExchange(long* atomicvar,long compared, long exchange);
void *create_RT_to_nRT_signal(char* name);
void delete_RT_to_nRT_signal(void* handle);
int wait_RT_to_nRT_signal(void* handle);
int unblock_RT_to_nRT_signal(void* handle);
void nRT_reschedule(void);
#endif