Varie correzioni, completata revisione capitolo sull'I/O su file

[gapil.git] / listati / TCP_echod_first.c

diff --git a/listati/TCP_echod_first.c b/listati/TCP_echod_first.c
index 81085a7b5f59f831291723a6561475e6aaf624f5..2fb50a3a91ad37e2cdc37eda841c50289be92b6f 100644 (file)
--- a/listati/TCP_echod_first.c
+++ b/listati/TCP_echod_first.c
@@ -4,12 +4,11 @@ int main(int argc, char *argv[])
     pid_t pid;
     struct sockaddr_in serv_add;
     ...
-    /* create socket */
+    /* create and init socket */
     if ( (list_fd = socket(AF_INET, SOCK_STREAM, 0)) < 0) {
        perror("Socket creation error");
        exit(1);
     }
-    /* initialize address and bind socket */
     memset((void *)&serv_add, 0, sizeof(serv_add)); /* clear server address */
     serv_add.sin_family = AF_INET;                  /* address type is INET */
     serv_add.sin_port = htons(7);                   /* echo port is 7 */
@@ -40,6 +39,7 @@ int main(int argc, char *argv[])
        exit(1);
     }
     while (1) {                          /* handle echo to client */
+       len = sizeof(cli_add);
        if ( (conn_fd = accept(list_fd, NULL, NULL)) < 0) { 
            PrintErr("accept error");
            exit(1);