int tmp;
char hostname[100];
struct protoent *protoent;
+ int i;
port_str = strchr (name, ':');
return -1;
}
- scb->fd = socket (PF_INET, SOCK_STREAM, 0);
- if (scb->fd < 0)
- return -1;
+ for (i = 1; i <= 15; i++)
+ {
+ scb->fd = socket (PF_INET, SOCK_STREAM, 0);
+ if (scb->fd < 0)
+ return -1;
- /* Allow rapid reuse of this port. */
- tmp = 1;
- setsockopt (scb->fd, SOL_SOCKET, SO_REUSEADDR, (char *)&tmp, sizeof(tmp));
+ /* Allow rapid reuse of this port. */
+ tmp = 1;
+ setsockopt (scb->fd, SOL_SOCKET, SO_REUSEADDR, (char *)&tmp, sizeof(tmp));
- /* Enable TCP keep alive process. */
- tmp = 1;
- setsockopt (scb->fd, SOL_SOCKET, SO_KEEPALIVE, (char *)&tmp, sizeof(tmp));
+ /* Enable TCP keep alive process. */
+ tmp = 1;
+ setsockopt (scb->fd, SOL_SOCKET, SO_KEEPALIVE, (char *)&tmp, sizeof(tmp));
- sockaddr.sin_family = PF_INET;
- sockaddr.sin_port = htons(port);
- memcpy (&sockaddr.sin_addr.s_addr, hostent->h_addr,
- sizeof (struct in_addr));
+ sockaddr.sin_family = PF_INET;
+ sockaddr.sin_port = htons(port);
+ memcpy (&sockaddr.sin_addr.s_addr, hostent->h_addr,
+ sizeof (struct in_addr));
- if (connect (scb->fd, (struct sockaddr *) &sockaddr, sizeof(sockaddr)))
- {
- close(scb->fd);
+ if (!connect (scb->fd, (struct sockaddr *) &sockaddr, sizeof(sockaddr)))
+ break;
+
+ close (scb->fd);
scb->fd = -1;
- return -1;
+
+/* We retry for ECONNREFUSED because that is often a temporary condition, which
+ happens when the server is being restarted. */
+
+ if (errno != ECONNREFUSED)
+ return -1;
+
+ sleep (1);
}
protoent = getprotobyname ("tcp");