16 lines
		
	
	
	
		
			243 B
			
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			16 lines
		
	
	
	
		
			243 B
			
		
	
	
	
		
			C
		
	
	
	
	
	
|   | #include <stdlib.h>
 | ||
|  | #include <fcntl.h>
 | ||
|  | 
 | ||
|  | int main(int argc, const char *argv[]) { | ||
|  | 	int fd = open("/dev/watchdog", O_WRONLY); | ||
|  | 	if (fd == -1) { | ||
|  | 		perror("watchdog"); | ||
|  | 		exit(1); | ||
|  | 	} | ||
|  | 	while (1) { | ||
|  | 		write(fd, "\0", 1); | ||
|  | 		fsync(fd); | ||
|  | 		sleep(10); | ||
|  | 	} | ||
|  | } |