//codice server AF_UNIX
#include <sys/types.h>
#include <sys/socket.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
main()
{
	int sd, ns; char buf[256];
	struct sockaddr addr, addr1;
	int fromlen=256, i=0;

	sd = socket(AF_UNIX, SOCK_STREAM, 0);
	if(sd==-1) err_sys("socket");
	else printf("socket id=%d\n",sd);

	addr.sa_family=AF_UNIX;
	strcpy(addr.sa_data,"filesocket\0");
	if(bind(sd, &addr, sizeof(addr) )==-1)
		err_sys("bind");
	else printf("realizzato il binding\n");

	if(listen(sd,1)==-1) err_sys("listen");
	else printf("dopo la listen\n");

	for(i=0;i<4;i++)
	{	ns = accept(sd, &addr1, &fromlen);
		if(ns == -1) err_sys("errore in accept");
		read(ns, buf, sizeof(buf)); printf("Sono il server. Ho ricevuto:%s\n",buf);
		close(ns);
	}
	unlink("nomesocket"); exit(0);
}