1Set SO_REUSEADDR to ensure that portmap can restart properly.
2
3https://bugs.launchpad.net/ubuntu/+source/portmap/+bug/688550
4
5===================================================================
6--- portmap-6.0.0.orig/portmap.c 2011-03-16 20:43:26.000000000 +0100
7+++ portmap-6.0.0/portmap.c 2011-03-17 07:30:17.000000000 +0100
8@@ -142,9 +142,9 @@
9 * loopback interface address.
10 */
11
12+static int on = 1;
13 #ifdef LOOPBACK_SETUNSET
14 static SVCXPRT *ludpxprt, *ltcpxprt;
15-static int on = 1;
16 #ifndef INADDR_LOOPBACK
17 #define INADDR_LOOPBACK ntohl(inet_addr("127.0.0.1"))
18 #endif
19@@ -399,9 +399,7 @@
20 syslog(LOG_ERR, "cannot create udp socket: %m");
21 exit(1);
22 }
23-#ifdef LOOPBACK_SETUNSET
24 setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &on, sizeof on);
25-#endif
26
27 memset((char *) &addr, 0, sizeof(addr));
28 addr.sin_addr.s_addr = 0;
29@@ -434,9 +432,7 @@
30 syslog(LOG_ERR, "cannot create tcp socket: %m");
31 exit(1);
32 }
33-#ifdef LOOPBACK_SETUNSET
34 setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &on, sizeof on);
35-#endif
36 if (bind(sock, (struct sockaddr *)&addr, len) != 0) {
37 syslog(LOG_ERR, "cannot bind tcp: %m");
38 exit(1);