mount.nfs command: old glibc missing some flags

[nfs-utils.git] / utils / mount / network.c

diff --git a/utils/mount/network.c b/utils/mount/network.c
index 7d3d09aacdfca9ce9992caf788fc6b214e68a61f..00237699e185c0e152f203c65595381a7e39cd41 100644 (file)
--- a/utils/mount/network.c
+++ b/utils/mount/network.c
@@ -48,6 +48,24 @@
 #include "mount_constants.h"
 #include "network.h"
 
+/*
+ * Earlier versions of glibc's /usr/include/netdb.h exclude these
+ * definitions because it was thought they were not part of a stable
+ * POSIX standard.  However, they are defined by RFC 2553 and 3493
+ * and in POSIX 1003.1-2001, so these definitions were added in later
+ * versions of netdb.h.
+ */
+#ifndef AI_V4MAPPED
+#define AI_V4MAPPED     0x0008  /* IPv4-mapped addresses are acceptable.  */
+#endif /* AI_V4MAPPED */
+#ifndef AI_ALL
+#define AI_ALL          0x0010  /* Return both IPv4 and IPv6 addresses.  */
+#endif /* AI_ALL */
+#ifndef AI_ADDRCONFIG
+#define AI_ADDRCONFIG   0x0020  /* Use configuration of this host to choose \
+                                  returned address type.  */
+#endif /* AI_ADDRCONFIG */
+
 #define PMAP_TIMEOUT   (10)
 #define CONNECT_TIMEOUT        (20)
 #define MOUNT_TIMEOUT  (30)
@@ -532,11 +550,10 @@ static int probe_port(clnt_addr_t *server, const unsigned long *versions,
                                 }
                                if (clnt_ping(saddr, prog, *p_vers, *p_prot, NULL))
                                        goto out_ok;
-                               if (rpc_createerr.cf_stat == RPC_TIMEDOUT)
-                                       goto out_bad;
                        }
                }
                if (rpc_createerr.cf_stat != RPC_PROGNOTREGISTERED &&
+                   rpc_createerr.cf_stat != RPC_TIMEDOUT &&
                    rpc_createerr.cf_stat != RPC_PROGVERSMISMATCH)
                        goto out_bad;
 
@@ -545,6 +562,9 @@ static int probe_port(clnt_addr_t *server, const unsigned long *versions,
                                continue;
                        p_prot = protos;
                }
+               if (rpc_createerr.cf_stat == RPC_TIMEDOUT)
+                       goto out_bad;
+
                if (vers || !*++p_vers)
                        break;
        }