logging connection error messages

ttynvt.c

@@ -89,7 +89,7 @@ static void ttynvt_release(fuse_req_t req, struct fuse_file_info *info)
 {
     ttynvt_t       *tty = (ttynvt_t *) (uintptr_t) info->fh;
 
-    ttynvt_log("connection closed");
+    ttynvt_log("connection closed\n");
 
     close(tty->fds[0].fd);
 
@@ -191,6 +191,7 @@ static void    *ttynvt_read_net(void *arg)
                 /*buffer overflow */
                 tty->blen = 0;
                 read_avail = RX_BUF_SIZE;
+                ttynvt_log("WARNING: rx buffer overflow\n");
             }
             res = read(tty->fds[0].fd, tty->buf + tty->blen, read_avail);
 
@@ -237,13 +238,13 @@ static int ttynvt_connect(const char *host, unsigned int port)
 
     if (sockfd < 0)
     {
-        perror("ERROR: opening socket\n");
+        ttynvt_log("ERROR: opening socket: %s\n", strerror(errno));
         return sockfd;
     }
     server = gethostbyname(host);
     if (server == NULL)
     {
-        perror("ERROR: can't resolve host name");
+        ttynvt_log("ERROR: can't resolve host name: %s\n", strerror(errno));
         return -1;
     }
     bzero((char *)&serveraddr, sizeof(serveraddr));
@@ -255,7 +256,7 @@ static int ttynvt_connect(const char *host, unsigned int port)
     if (connect
         (sockfd, (const struct sockaddr *)&serveraddr, sizeof(serveraddr)) < 0)
     {
-        perror("ERROR: connecting\n");
+        ttynvt_log("ERROR: failed to connecti: %s\n", strerror(errno));
         return -1;
     }
     return sockfd;
@@ -797,7 +798,7 @@ static void print_help(void)
     fprintf(stderr, "ttynvt Usage:\n"
             "\t-M major, --maj=major\n"
             "\t-m minor, --min=minor\n"
-            "\t-n name, --name=name (default: ttynvt)\n"
+            "\t-n name, --name=name (default: ttyNVT0)\n"
             "\t\tDevice will be created in /dev/$name.\n"
             "\t-l logfile, --log=file name\n"
             "\t-s server, --server=host name or IP address\n"