diff --git a/11.client-server-test-error- read write on closed socket/client b/11.client-server-test-error- read write on closed socket/client
index 423dc80..769765d 100755
Binary files a/11.client-server-test-error- read write on closed socket/client and b/11.client-server-test-error- read write on closed socket/client differ
diff --git a/11.client-server-test-error- read write on closed socket/daytimecli.c b/11.client-server-test-error- read write on closed socket/daytimecli.c
index 811d59a..f169889 100644
--- a/11.client-server-test-error- read write on closed socket/daytimecli.c	
+++ b/11.client-server-test-error- read write on closed socket/daytimecli.c	
@@ -1,6 +1,4 @@
-
-
-#include	"../basic.h"
+#include    "../basic.h"
 #include    <unistd.h>
 
 void sigpipeaction (int signal){
@@ -16,6 +14,7 @@ void sigpipeaction (int signal){
 int main(int argc, char **argv) {
     
     
+    
     struct sigaction sigpipestructure;
     sigpipestructure.sa_handler = sigpipeaction;
     sigpipestructure.sa_flags = 0;
@@ -58,12 +57,13 @@ int main(int argc, char **argv) {
 	
 	char * socket_buffer = (char *) malloc (r_server_local_addr_len) ;
 	int ridden;
+	int written;
 
 
-
+	sleep(5);
     
-    
-    for (int i = 0; i < 100; i ++){
+    int i;
+    for ( i = 0; i < 5; i ++){
         
 	ridden = read (sockfd, socket_buffer,r_server_local_addr_len );
 	if (ridden < 0){
@@ -74,8 +74,19 @@ int main(int argc, char **argv) {
 	}
     }
     
+    for ( i = 0; i < 1; i ++){
+        
+	written = write (sockfd, socket_buffer,r_server_local_addr_len /2  );
+	if (written < 0){
+		fprintf(stdout,"Errore durante la scrittura\n");
+		exit(-1);
+	} else {
+		fprintf(stdout,"Ho scritto  %d bytes\n",written);
+	}
+    }
+    
 
-    close(sockfd);
+  
 
 	
 	memcpy (&r_server_local_addr,socket_buffer, r_server_local_addr_len);
@@ -90,5 +101,6 @@ int main(int argc, char **argv) {
 	fprintf (stdout,"%s%c%hu\n",buff,':',port);
 	
 	
+	
 	exit(0);
 }
diff --git a/11.client-server-test-error- read write on closed socket/daytimecli.o b/11.client-server-test-error- read write on closed socket/daytimecli.o
index 3753eb4..459d3bd 100644
Binary files a/11.client-server-test-error- read write on closed socket/daytimecli.o and b/11.client-server-test-error- read write on closed socket/daytimecli.o differ
diff --git a/11.client-server-test-error- read write on closed socket/daytimesrv.c b/11.client-server-test-error- read write on closed socket/daytimesrv.c
index 12c17fd..8dd6a37 100644
--- a/11.client-server-test-error- read write on closed socket/daytimesrv.c	
+++ b/11.client-server-test-error- read write on closed socket/daytimesrv.c	
@@ -57,7 +57,16 @@ int main(int argc, char **argv) {
 		memcpy (socket_buffer, &server_local_addr, server_local_addr_len);
 		write (connfd,socket_buffer, server_local_addr_len);
 		
+		int ridden;
+		struct sockaddr_in	t;
+		unsigned int t1 = sizeof(t);
+		
+		ridden = read (connfd, &t,t1 );
+		printf("Letto %d bytes\n",ridden);
+		
 		
 		close(connfd);
+		printf("Chiuso socket lato server\n");
+		
 	}
 }
diff --git a/11.client-server-test-error- read write on closed socket/daytimesrv.o b/11.client-server-test-error- read write on closed socket/daytimesrv.o
index e160c2e..f275a5a 100644
Binary files a/11.client-server-test-error- read write on closed socket/daytimesrv.o and b/11.client-server-test-error- read write on closed socket/daytimesrv.o differ
diff --git a/11.client-server-test-error- read write on closed socket/makefile b/11.client-server-test-error- read write on closed socket/makefile
index 16fdd6d..a9beab6 100644
--- a/11.client-server-test-error- read write on closed socket/makefile	
+++ b/11.client-server-test-error- read write on closed socket/makefile	
@@ -1,9 +1,14 @@
+CC = gcc
+CFLAGS =
 all : server client
+
 server : daytimesrv.o ../fun-corso-reti.o
-	gcc -o server daytimesrv.o ../fun-corso-reti.o
+	$(CC)  -o server daytimesrv.o ../fun-corso-reti.o $(CFLAGS)
 client : daytimecli.o ../fun-corso-reti.o
-	gcc -o client daytimecli.o ../fun-corso-reti.o
+	$(CC)  -o client daytimecli.o ../fun-corso-reti.o $(CFLAGS)
 daytimesrv.o : daytimesrv.c ../basic.h
-	gcc -c -o daytimesrv.o daytimesrv.c
+	$(CC) -c  -o daytimesrv.o daytimesrv.c $(CFLAGS)
 fun-corso-reti.o : ../fun-corso-reti.c ../basic.h
-	gcc -c -o ../fun-corso-reti.o ../fun-corso-reti.c
+	$(CC) -c  -o ../fun-corso-reti.o ../fun-corso-reti.c $(CFLAGS)
+daytimecli.o : daytimecli.c ../basic.h
+	$(CC) -c -o daytimecli.o daytimecli.c $(CFLAGS)
diff --git a/11.client-server-test-error- read write on closed socket/makefile~ b/11.client-server-test-error- read write on closed socket/makefile~
index ed76715..7a44636 100644
--- a/11.client-server-test-error- read write on closed socket/makefile~	
+++ b/11.client-server-test-error- read write on closed socket/makefile~	
@@ -1,8 +1,14 @@
+CC = gcc
+CFLAGS =-std=c99
+all : server client
+
 server : daytimesrv.o ../fun-corso-reti.o
-	gcc -o server daytimesrv.o ../fun-corso-reti.o
+	$(CC)  -o server daytimesrv.o ../fun-corso-reti.o $(CFLAGS)
 client : daytimecli.o ../fun-corso-reti.o
-	gcc -o client daytimecli.o ../fun-corso-reti.o
+	$(CC)  -o client daytimecli.o ../fun-corso-reti.o $(CFLAGS)
 daytimesrv.o : daytimesrv.c ../basic.h
-	gcc -c -o daytimesrv.o daytimesrv.c
+	$(CC) -c  -o daytimesrv.o daytimesrv.c $(CFLAGS)
 fun-corso-reti.o : ../fun-corso-reti.c ../basic.h
-	gcc -c -o ../fun-corso-reti.o ../fun-corso-reti.c
+	$(CC) -c  -o ../fun-corso-reti.o ../fun-corso-reti.c $(CFLAGS)
+daytimecli.o : daytimecli.c ../basic.h
+	$(CC) -c -o daytimecli.o daytimecli.c $(CFLAGS)
diff --git a/11.client-server-test-error- read write on closed socket/server b/11.client-server-test-error- read write on closed socket/server
index 65d3aab..b346179 100755
Binary files a/11.client-server-test-error- read write on closed socket/server and b/11.client-server-test-error- read write on closed socket/server differ
diff --git a/fun-corso-reti.o b/fun-corso-reti.o
index 0422e80..5b8cdd9 100644
Binary files a/fun-corso-reti.o and b/fun-corso-reti.o differ