/* FILE: prova.c */
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>

int main (int argc, char** argv)
{  	
	int fd1, fd2;
	int piped[2]; 

fd1= open(argv[0], O_RDONLY);
printf("aperto file con fd1=%d \n", fd1);
fd2= open(argv[0], O_RDONLY);
printf("aperto file con fd2=%d \n", fd2);
close(fd1);

/* si crea una pipe */
if (pipe (piped) < 0 )  { exit (1); }
printf("creato pipe con piped[0]= %d \n", piped[0]);
printf("creato pipe con piped[1]= %d \n", piped[1]);
exit (0);
}