#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <math.h>
#include <sys/wait.h>
#include <errno.h>

void fatal (){
	fprintf (stderr, "Bad input\n");
	exit (1);
}

int main (void){
	int pid, pid2, status,eingabe;
	
	/*Ausgabepuffer leeren*/
	fflush (NULL);
	/*forken*/
	pid = fork();
	
	if(pid<0) exit(2);
	if(pid==0){ /*child ...*/
		scanf("%d", &eingabe);
		exit(eingabe);
	}	
		

	/*Parent*/
	pid2 = waitpid(pid, &status, 0);	
	if (pid2 < 0) exit(3);
	
	if (WIFSIGNALED (status)) {
		fputs("Got signal", stderr);
		exit (1);
	}
	
	/*Exit-Status des childs ausgeben*/
	printf("Status: %d\n", WEXITSTATUS (status));
		
	
	return 0;
}