Fix problem where broker generates empty URL if run on a host with only the 127.0.0.1 loopback interface.

git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/trunk/qpid@713405 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 5 insertions, 3 deletions

diff --git a/cpp/src/qpid/sys/posix/SystemInfo.cpp b/cpp/src/qpid/sys/posix/SystemInfo.cpp
index c054931a96..9bbd023e29 100755
--- a/cpp/src/qpid/sys/posix/SystemInfo.cpp
+++ b/cpp/src/qpid/sys/posix/SystemInfo.cpp
@@ -53,11 +53,10 @@ bool SystemInfo::getLocalHostname (TcpAddress &address) {
     return true;
 }
 
+static const string LOCALHOST("127.0.0.1");
+
 void SystemInfo::getLocalIpAddresses (uint16_t port,
                                       std::vector<Address> &addrList) {
-
-    static const string LOCALHOST("127.0.0.1");
-
     int s = socket (PF_INET, SOCK_STREAM, 0);
     for (int i=1;;i++) {
         struct ifreq ifr;
@@ -72,6 +71,9 @@ void SystemInfo::getLocalIpAddresses (uint16_t port,
         if (addr != LOCALHOST)
             addrList.push_back(TcpAddress(addr, port));
     }
+    if (addrList.empty()) {
+        addrList.push_back(TcpAddress(LOCALHOST, port));
+    }
     close (s);
 }